replace numbers with typed http status codes (#3409)

25 files changed, 826 insertions, 511 deletions

diff --git a/server/tests/api/check-params/abuses.ts b/server/tests/api/check-params/abuses.ts
index 8dadd9922..ef6c66b72 100644
--- a/server/tests/api/check-params/abuses.ts
+++ b/server/tests/api/check-params/abuses.ts
@@ -29,6 +29,7 @@ import {
   checkBadSortPagination,
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test abuses API validators', function () {
   const basePath = '/api/v1/abuses/'
@@ -81,7 +82,7 @@ describe('Test abuses API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -90,7 +91,7 @@ describe('Test abuses API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -125,7 +126,7 @@ describe('Test abuses API validators', function () {
         videoIs: 'deleted'
       }
 
-      await makeGetRequest({ url: server.url, path, token: server.accessToken, query, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, token: server.accessToken, query, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -148,7 +149,7 @@ describe('Test abuses API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -167,7 +168,7 @@ describe('Test abuses API validators', function () {
         state: 2
       }
 
-      await makeGetRequest({ url: server.url, path, token: userAccessToken, query, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, token: userAccessToken, query, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -186,7 +187,13 @@ describe('Test abuses API validators', function () {
 
     it('Should fail with an unknown video', async function () {
       const fields = { video: { id: 42 }, reason: 'my super reason' }
-      await makePostBodyRequest({ url: server.url, path: path, token: userAccessToken, fields, statusCodeExpected: 404 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should fail with a wrong comment', async function () {
@@ -196,7 +203,13 @@ describe('Test abuses API validators', function () {
 
     it('Should fail with an unknown comment', async function () {
       const fields = { comment: { id: 42 }, reason: 'my super reason' }
-      await makePostBodyRequest({ url: server.url, path: path, token: userAccessToken, fields, statusCodeExpected: 404 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should fail with a wrong account', async function () {
@@ -206,18 +219,30 @@ describe('Test abuses API validators', function () {
 
     it('Should fail with an unknown account', async function () {
       const fields = { account: { id: 42 }, reason: 'my super reason' }
-      await makePostBodyRequest({ url: server.url, path: path, token: userAccessToken, fields, statusCodeExpected: 404 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should fail with not account, comment or video', async function () {
       const fields = { reason: 'my super reason' }
-      await makePostBodyRequest({ url: server.url, path: path, token: userAccessToken, fields, statusCodeExpected: 400 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
+      })
     })
 
     it('Should fail with a non authenticated user', async function () {
       const fields = { video: { id: server.video.id }, reason: 'my super reason' }
 
-      await makePostBodyRequest({ url: server.url, path, token: 'hello', fields, statusCodeExpected: 401 })
+      await makePostBodyRequest({ url: server.url, path, token: 'hello', fields, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a reason too short', async function () {
@@ -235,7 +260,13 @@ describe('Test abuses API validators', function () {
     it('Should succeed with the correct parameters (basic)', async function () {
       const fields: AbuseCreate = { video: { id: server.video.id }, reason: 'my super reason' }
 
-      const res = await makePostBodyRequest({ url: server.url, path, token: userAccessToken, fields, statusCodeExpected: 200 })
+      const res = await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.OK_200
+      })
       abuseId = res.body.abuse.id
     })
 
@@ -268,32 +299,32 @@ describe('Test abuses API validators', function () {
         predefinedReasons: [ 'serverRules' ]
       }
 
-      await makePostBodyRequest({ url: server.url, path, token: userAccessToken, fields, statusCodeExpected: 200 })
+      await makePostBodyRequest({ url: server.url, path, token: userAccessToken, fields, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
   describe('When updating an abuse', function () {
 
     it('Should fail with a non authenticated user', async function () {
-      await updateAbuse(server.url, 'blabla', abuseId, {}, 401)
+      await updateAbuse(server.url, 'blabla', abuseId, {}, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with a non admin user', async function () {
-      await updateAbuse(server.url, userAccessToken, abuseId, {}, 403)
+      await updateAbuse(server.url, userAccessToken, abuseId, {}, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with a bad abuse id', async function () {
-      await updateAbuse(server.url, server.accessToken, 45, {}, 404)
+      await updateAbuse(server.url, server.accessToken, 45, {}, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a bad state', async function () {
       const body = { state: 5 }
-      await updateAbuse(server.url, server.accessToken, abuseId, body, 400)
+      await updateAbuse(server.url, server.accessToken, abuseId, body, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with a bad moderation comment', async function () {
       const body = { moderationComment: 'b'.repeat(3001) }
-      await updateAbuse(server.url, server.accessToken, abuseId, body, 400)
+      await updateAbuse(server.url, server.accessToken, abuseId, body, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should succeed with the correct params', async function () {
@@ -306,19 +337,19 @@ describe('Test abuses API validators', function () {
     const message = 'my super message'
 
     it('Should fail with an invalid abuse id', async function () {
-      await addAbuseMessage(server.url, userAccessToken2, 888, message, 404)
+      await addAbuseMessage(server.url, userAccessToken2, 888, message, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a non authenticated user', async function () {
-      await addAbuseMessage(server.url, 'fake_token', abuseId, message, 401)
+      await addAbuseMessage(server.url, 'fake_token', abuseId, message, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with an invalid logged in user', async function () {
-      await addAbuseMessage(server.url, userAccessToken2, abuseId, message, 403)
+      await addAbuseMessage(server.url, userAccessToken2, abuseId, message, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with an invalid message', async function () {
-      await addAbuseMessage(server.url, userAccessToken, abuseId, 'a'.repeat(5000), 400)
+      await addAbuseMessage(server.url, userAccessToken, abuseId, 'a'.repeat(5000), HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should suceed with the correct params', async function () {
@@ -330,15 +361,15 @@ describe('Test abuses API validators', function () {
   describe('When listing abuse messages', function () {
 
     it('Should fail with an invalid abuse id', async function () {
-      await listAbuseMessages(server.url, userAccessToken, 888, 404)
+      await listAbuseMessages(server.url, userAccessToken, 888, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a non authenticated user', async function () {
-      await listAbuseMessages(server.url, 'fake_token', abuseId, 401)
+      await listAbuseMessages(server.url, 'fake_token', abuseId, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with an invalid logged in user', async function () {
-      await listAbuseMessages(server.url, userAccessToken2, abuseId, 403)
+      await listAbuseMessages(server.url, userAccessToken2, abuseId, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should succeed with the correct params', async function () {
@@ -349,19 +380,19 @@ describe('Test abuses API validators', function () {
   describe('When deleting an abuse message', function () {
 
     it('Should fail with an invalid abuse id', async function () {
-      await deleteAbuseMessage(server.url, userAccessToken, 888, messageId, 404)
+      await deleteAbuseMessage(server.url, userAccessToken, 888, messageId, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with an invalid message id', async function () {
-      await deleteAbuseMessage(server.url, userAccessToken, abuseId, 888, 404)
+      await deleteAbuseMessage(server.url, userAccessToken, abuseId, 888, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a non authenticated user', async function () {
-      await deleteAbuseMessage(server.url, 'fake_token', abuseId, messageId, 401)
+      await deleteAbuseMessage(server.url, 'fake_token', abuseId, messageId, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with an invalid logged in user', async function () {
-      await deleteAbuseMessage(server.url, userAccessToken2, abuseId, messageId, 403)
+      await deleteAbuseMessage(server.url, userAccessToken2, abuseId, messageId, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should succeed with the correct params', async function () {
@@ -372,15 +403,15 @@ describe('Test abuses API validators', function () {
   describe('When deleting a video abuse', function () {
 
     it('Should fail with a non authenticated user', async function () {
-      await deleteAbuse(server.url, 'blabla', abuseId, 401)
+      await deleteAbuse(server.url, 'blabla', abuseId, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with a non admin user', async function () {
-      await deleteAbuse(server.url, userAccessToken, abuseId, 403)
+      await deleteAbuse(server.url, userAccessToken, abuseId, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with a bad abuse id', async function () {
-      await deleteAbuse(server.url, server.accessToken, 45, 404)
+      await deleteAbuse(server.url, server.accessToken, 45, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should succeed with the correct params', async function () {
@@ -415,11 +446,11 @@ describe('Test abuses API validators', function () {
     })
 
     it('Should fail when listing abuse messages of a remote abuse', async function () {
-      await listAbuseMessages(server.url, server.accessToken, remoteAbuseId, 400)
+      await listAbuseMessages(server.url, server.accessToken, remoteAbuseId, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail when creating abuse message of a remote abuse', async function () {
-      await addAbuseMessage(server.url, server.accessToken, remoteAbuseId, 'message', 400)
+      await addAbuseMessage(server.url, server.accessToken, remoteAbuseId, 'message', HttpStatusCode.BAD_REQUEST_400)
     })
 
     after(async function () {
diff --git a/server/tests/api/check-params/blocklist.ts b/server/tests/api/check-params/blocklist.ts
index 1219ec9bd..5ed8810ce 100644
--- a/server/tests/api/check-params/blocklist.ts
+++ b/server/tests/api/check-params/blocklist.ts
@@ -19,6 +19,7 @@ import {
   checkBadSortPagination,
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test blocklist API validators', function () {
   let servers: ServerInfo[]
@@ -53,7 +54,7 @@ describe('Test blocklist API validators', function () {
           await makeGetRequest({
             url: server.url,
             path,
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -76,7 +77,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path,
             fields: { accountName: 'user1' },
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -86,7 +87,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { accountName: 'user2' },
-            statusCodeExpected: 404
+            statusCodeExpected: HttpStatusCode.NOT_FOUND_404
           })
         })
 
@@ -96,7 +97,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { accountName: 'root' },
-            statusCodeExpected: 409
+            statusCodeExpected: HttpStatusCode.CONFLICT_409
           })
         })
 
@@ -106,7 +107,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { accountName: 'user1' },
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -116,7 +117,7 @@ describe('Test blocklist API validators', function () {
           await makeDeleteRequest({
             url: server.url,
             path: path + '/user1',
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -125,7 +126,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/user2',
             token: server.accessToken,
-            statusCodeExpected: 404
+            statusCodeExpected: HttpStatusCode.NOT_FOUND_404
           })
         })
 
@@ -134,7 +135,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/user1',
             token: server.accessToken,
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -148,7 +149,7 @@ describe('Test blocklist API validators', function () {
           await makeGetRequest({
             url: server.url,
             path,
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -171,7 +172,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path,
             fields: { host: 'localhost:9002' },
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -181,7 +182,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { host: 'localhost:9003' },
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
 
@@ -191,7 +192,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { host: 'localhost:' + server.port },
-            statusCodeExpected: 409
+            statusCodeExpected: HttpStatusCode.CONFLICT_409
           })
         })
 
@@ -201,7 +202,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { host: 'localhost:' + servers[1].port },
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -211,7 +212,7 @@ describe('Test blocklist API validators', function () {
           await makeDeleteRequest({
             url: server.url,
             path: path + '/localhost:' + servers[1].port,
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -220,7 +221,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/localhost:9004',
             token: server.accessToken,
-            statusCodeExpected: 404
+            statusCodeExpected: HttpStatusCode.NOT_FOUND_404
           })
         })
 
@@ -229,7 +230,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/localhost:' + servers[1].port,
             token: server.accessToken,
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -246,7 +247,7 @@ describe('Test blocklist API validators', function () {
           await makeGetRequest({
             url: server.url,
             path,
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -255,7 +256,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             token: userAccessToken,
             path,
-            statusCodeExpected: 403
+            statusCodeExpected: HttpStatusCode.FORBIDDEN_403
           })
         })
 
@@ -278,7 +279,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path,
             fields: { accountName: 'user1' },
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -288,7 +289,7 @@ describe('Test blocklist API validators', function () {
             token: userAccessToken,
             path,
             fields: { accountName: 'user1' },
-            statusCodeExpected: 403
+            statusCodeExpected: HttpStatusCode.FORBIDDEN_403
           })
         })
 
@@ -298,7 +299,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { accountName: 'user2' },
-            statusCodeExpected: 404
+            statusCodeExpected: HttpStatusCode.NOT_FOUND_404
           })
         })
 
@@ -308,7 +309,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { accountName: 'root' },
-            statusCodeExpected: 409
+            statusCodeExpected: HttpStatusCode.CONFLICT_409
           })
         })
 
@@ -318,7 +319,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { accountName: 'user1' },
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -328,7 +329,7 @@ describe('Test blocklist API validators', function () {
           await makeDeleteRequest({
             url: server.url,
             path: path + '/user1',
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -337,7 +338,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/user1',
             token: userAccessToken,
-            statusCodeExpected: 403
+            statusCodeExpected: HttpStatusCode.FORBIDDEN_403
           })
         })
 
@@ -346,7 +347,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/user2',
             token: server.accessToken,
-            statusCodeExpected: 404
+            statusCodeExpected: HttpStatusCode.NOT_FOUND_404
           })
         })
 
@@ -355,7 +356,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/user1',
             token: server.accessToken,
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -369,7 +370,7 @@ describe('Test blocklist API validators', function () {
           await makeGetRequest({
             url: server.url,
             path,
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -378,7 +379,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             token: userAccessToken,
             path,
-            statusCodeExpected: 403
+            statusCodeExpected: HttpStatusCode.FORBIDDEN_403
           })
         })
 
@@ -401,7 +402,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path,
             fields: { host: 'localhost:' + servers[1].port },
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -411,7 +412,7 @@ describe('Test blocklist API validators', function () {
             token: userAccessToken,
             path,
             fields: { host: 'localhost:' + servers[1].port },
-            statusCodeExpected: 403
+            statusCodeExpected: HttpStatusCode.FORBIDDEN_403
           })
         })
 
@@ -421,7 +422,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { host: 'localhost:9003' },
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
 
@@ -431,7 +432,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { host: 'localhost:' + server.port },
-            statusCodeExpected: 409
+            statusCodeExpected: HttpStatusCode.CONFLICT_409
           })
         })
 
@@ -441,7 +442,7 @@ describe('Test blocklist API validators', function () {
             token: server.accessToken,
             path,
             fields: { host: 'localhost:' + servers[1].port },
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
@@ -451,7 +452,7 @@ describe('Test blocklist API validators', function () {
           await makeDeleteRequest({
             url: server.url,
             path: path + '/localhost:' + servers[1].port,
-            statusCodeExpected: 401
+            statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
           })
         })
 
@@ -460,7 +461,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/localhost:' + servers[1].port,
             token: userAccessToken,
-            statusCodeExpected: 403
+            statusCodeExpected: HttpStatusCode.FORBIDDEN_403
           })
         })
 
@@ -469,7 +470,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/localhost:9004',
             token: server.accessToken,
-            statusCodeExpected: 404
+            statusCodeExpected: HttpStatusCode.NOT_FOUND_404
           })
         })
 
@@ -478,7 +479,7 @@ describe('Test blocklist API validators', function () {
             url: server.url,
             path: path + '/localhost:' + servers[1].port,
             token: server.accessToken,
-            statusCodeExpected: 204
+            statusCodeExpected: HttpStatusCode.NO_CONTENT_204
           })
         })
       })
diff --git a/server/tests/api/check-params/bulk.ts b/server/tests/api/check-params/bulk.ts
index 432858b33..07b920ba7 100644
--- a/server/tests/api/check-params/bulk.ts
+++ b/server/tests/api/check-params/bulk.ts
@@ -10,6 +10,7 @@ import {
   userLogin
 } from '../../../../shared/extra-utils'
 import { makePostBodyRequest } from '../../../../shared/extra-utils/requests/requests'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test bulk API validators', function () {
   let server: ServerInfo
@@ -37,7 +38,7 @@ describe('Test bulk API validators', function () {
         url: server.url,
         path,
         fields: { accountName: 'user1', scope: 'my-videos' },
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -47,7 +48,7 @@ describe('Test bulk API validators', function () {
         token: server.accessToken,
         path,
         fields: { accountName: 'user2', scope: 'my-videos' },
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -57,7 +58,7 @@ describe('Test bulk API validators', function () {
         token: server.accessToken,
         path,
         fields: { accountName: 'user1', scope: 'my-videoss' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -67,7 +68,7 @@ describe('Test bulk API validators', function () {
         token: userAccessToken,
         path,
         fields: { accountName: 'user1', scope: 'instance' },
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -77,7 +78,7 @@ describe('Test bulk API validators', function () {
         token: server.accessToken,
         path,
         fields: { accountName: 'user1', scope: 'instance' },
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
diff --git a/server/tests/api/check-params/config.ts b/server/tests/api/check-params/config.ts
index 42ac5e1f9..08576c3ae 100644
--- a/server/tests/api/check-params/config.ts
+++ b/server/tests/api/check-params/config.ts
@@ -16,6 +16,7 @@ import {
   setAccessTokensToServers,
   userLogin
 } from '../../../../shared/extra-utils'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test config API validators', function () {
   const path = '/api/v1/config/custom'
@@ -197,7 +198,7 @@ describe('Test config API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -206,7 +207,7 @@ describe('Test config API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
   })
@@ -217,7 +218,7 @@ describe('Test config API validators', function () {
         url: server.url,
         path,
         fields: updateParams,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -227,7 +228,7 @@ describe('Test config API validators', function () {
         path,
         fields: updateParams,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -239,7 +240,7 @@ describe('Test config API validators', function () {
         path,
         fields: newUpdateParams,
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -255,7 +256,7 @@ describe('Test config API validators', function () {
         path,
         fields: newUpdateParams,
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -274,7 +275,7 @@ describe('Test config API validators', function () {
         path,
         fields: newUpdateParams,
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -295,7 +296,7 @@ describe('Test config API validators', function () {
         path,
         fields: newUpdateParams,
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -305,7 +306,7 @@ describe('Test config API validators', function () {
         path,
         fields: updateParams,
         token: server.accessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -315,7 +316,7 @@ describe('Test config API validators', function () {
       await makeDeleteRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -324,7 +325,7 @@ describe('Test config API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
   })
diff --git a/server/tests/api/check-params/debug.ts b/server/tests/api/check-params/debug.ts
index 5fac73485..37bf0f99b 100644
--- a/server/tests/api/check-params/debug.ts
+++ b/server/tests/api/check-params/debug.ts
@@ -11,6 +11,7 @@ import {
   userLogin
 } from '../../../../shared/extra-utils'
 import { makeGetRequest } from '../../../../shared/extra-utils/requests/requests'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test debug API validators', function () {
   const path = '/api/v1/server/debug'
@@ -40,7 +41,7 @@ describe('Test debug API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -49,7 +50,7 @@ describe('Test debug API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -59,7 +60,7 @@ describe('Test debug API validators', function () {
         path,
         token: server.accessToken,
         query: { startDate: new Date().toISOString() },
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
diff --git a/server/tests/api/check-params/follows.ts b/server/tests/api/check-params/follows.ts
index 2c2224a45..c03dd5c9c 100644
--- a/server/tests/api/check-params/follows.ts
+++ b/server/tests/api/check-params/follows.ts
@@ -17,6 +17,7 @@ import {
   checkBadSortPagination,
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test server follows API validators', function () {
   let server: ServerInfo
@@ -52,7 +53,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path,
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -62,7 +63,7 @@ describe('Test server follows API validators', function () {
           path,
           token: server.accessToken,
           fields: { hosts: 'localhost:9002' },
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -72,7 +73,7 @@ describe('Test server follows API validators', function () {
           path,
           fields: { hosts: [ 'localhost:9002', 'localhost:coucou' ] },
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -82,7 +83,7 @@ describe('Test server follows API validators', function () {
           path,
           fields: { hosts: [ 'localhost:9002', 'http://localhost:9003' ] },
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -92,7 +93,7 @@ describe('Test server follows API validators', function () {
           path,
           fields: { urls: [ 'localhost:9002', 'localhost:9002' ] },
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -102,7 +103,7 @@ describe('Test server follows API validators', function () {
           path,
           fields: { hosts: [ 'localhost:9002' ] },
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       })
 
@@ -112,7 +113,7 @@ describe('Test server follows API validators', function () {
           path,
           fields: { hosts: [ 'localhost:9002' ] },
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       })
     })
@@ -156,7 +157,7 @@ describe('Test server follows API validators', function () {
         await makeGetRequest({
           url: server.url,
           path,
-          statusCodeExpected: 200,
+          statusCodeExpected: HttpStatusCode.OK_200,
           query: {
             state: 'accepted',
             actorType: 'Application'
@@ -205,7 +206,7 @@ describe('Test server follows API validators', function () {
         await makeGetRequest({
           url: server.url,
           path,
-          statusCodeExpected: 200,
+          statusCodeExpected: HttpStatusCode.OK_200,
           query: {
             state: 'accepted'
           }
@@ -221,7 +222,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9002',
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       })
 
@@ -230,7 +231,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9002',
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       })
 
@@ -239,7 +240,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto',
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -248,7 +249,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9003',
           token: server.accessToken,
-          statusCodeExpected: 404
+          statusCodeExpected: HttpStatusCode.NOT_FOUND_404
         })
       })
     })
@@ -261,7 +262,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9002/accept',
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       })
 
@@ -270,7 +271,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9002/accept',
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       })
 
@@ -279,7 +280,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto/accept',
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -288,7 +289,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9003/accept',
           token: server.accessToken,
-          statusCodeExpected: 404
+          statusCodeExpected: HttpStatusCode.NOT_FOUND_404
         })
       })
     })
@@ -301,7 +302,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9002/reject',
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       })
 
@@ -310,7 +311,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9002/reject',
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       })
 
@@ -319,7 +320,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto/reject',
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       })
 
@@ -328,7 +329,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/toto@localhost:9003/reject',
           token: server.accessToken,
-          statusCodeExpected: 404
+          statusCodeExpected: HttpStatusCode.NOT_FOUND_404
         })
       })
     })
@@ -341,7 +342,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/localhost:9002',
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       })
 
@@ -350,7 +351,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/localhost:9002',
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       })
 
@@ -359,7 +360,7 @@ describe('Test server follows API validators', function () {
           url: server.url,
           path: path + '/example.com',
           token: server.accessToken,
-          statusCodeExpected: 404
+          statusCodeExpected: HttpStatusCode.NOT_FOUND_404
         })
       })
     })
diff --git a/server/tests/api/check-params/jobs.ts b/server/tests/api/check-params/jobs.ts
index 8f4af8d16..3c1d2049b 100644
--- a/server/tests/api/check-params/jobs.ts
+++ b/server/tests/api/check-params/jobs.ts
@@ -16,6 +16,7 @@ import {
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { makeGetRequest } from '../../../../shared/extra-utils/requests/requests'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test jobs API validators', function () {
   const path = '/api/v1/jobs/failed'
@@ -76,7 +77,7 @@ describe('Test jobs API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -85,7 +86,7 @@ describe('Test jobs API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
diff --git a/server/tests/api/check-params/live.ts b/server/tests/api/check-params/live.ts
index 055f2f295..40dca908b 100644
--- a/server/tests/api/check-params/live.ts
+++ b/server/tests/api/check-params/live.ts
@@ -24,6 +24,7 @@ import {
   userLogin,
   waitUntilLiveStarts
 } from '../../../../shared/extra-utils'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test video lives API validator', function () {
   const path = '/api/v1/videos/live'
@@ -226,7 +227,7 @@ describe('Test video lives API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
 
       videoId = res.body.video.id
@@ -244,7 +245,7 @@ describe('Test video lives API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -263,7 +264,7 @@ describe('Test video lives API validator', function () {
         path,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -282,7 +283,7 @@ describe('Test video lives API validator', function () {
         path,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -299,7 +300,7 @@ describe('Test video lives API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -317,7 +318,7 @@ describe('Test video lives API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
   })
@@ -325,27 +326,27 @@ describe('Test video lives API validator', function () {
   describe('When getting live information', function () {
 
     it('Should fail without access token', async function () {
-      await getLive(server.url, '', videoId, 401)
+      await getLive(server.url, '', videoId, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with a bad access token', async function () {
-      await getLive(server.url, 'toto', videoId, 401)
+      await getLive(server.url, 'toto', videoId, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with access token of another user', async function () {
-      await getLive(server.url, userAccessToken, videoId, 403)
+      await getLive(server.url, userAccessToken, videoId, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with a bad video id', async function () {
-      await getLive(server.url, server.accessToken, 'toto', 400)
+      await getLive(server.url, server.accessToken, 'toto', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with an unknown video id', async function () {
-      await getLive(server.url, server.accessToken, 454555, 404)
+      await getLive(server.url, server.accessToken, 454555, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a non live video', async function () {
-      await getLive(server.url, server.accessToken, videoIdNotLive, 404)
+      await getLive(server.url, server.accessToken, videoIdNotLive, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should succeed with the correct params', async function () {
@@ -356,33 +357,33 @@ describe('Test video lives API validator', function () {
   describe('When updating live information', async function () {
 
     it('Should fail without access token', async function () {
-      await updateLive(server.url, '', videoId, {}, 401)
+      await updateLive(server.url, '', videoId, {}, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with a bad access token', async function () {
-      await updateLive(server.url, 'toto', videoId, {}, 401)
+      await updateLive(server.url, 'toto', videoId, {}, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with access token of another user', async function () {
-      await updateLive(server.url, userAccessToken, videoId, {}, 403)
+      await updateLive(server.url, userAccessToken, videoId, {}, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with a bad video id', async function () {
-      await updateLive(server.url, server.accessToken, 'toto', {}, 400)
+      await updateLive(server.url, server.accessToken, 'toto', {}, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with an unknown video id', async function () {
-      await updateLive(server.url, server.accessToken, 454555, {}, 404)
+      await updateLive(server.url, server.accessToken, 454555, {}, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a non live video', async function () {
-      await updateLive(server.url, server.accessToken, videoIdNotLive, {}, 404)
+      await updateLive(server.url, server.accessToken, videoIdNotLive, {}, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with save replay and permanent live set to true', async function () {
       const fields = { saveReplay: true, permanentLive: true }
 
-      await updateLive(server.url, server.accessToken, videoId, fields, 400)
+      await updateLive(server.url, server.accessToken, videoId, fields, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should succeed with the correct params', async function () {
@@ -397,7 +398,7 @@ describe('Test video lives API validator', function () {
         }
       })
 
-      await updateLive(server.url, server.accessToken, videoId, { saveReplay: true }, 403)
+      await updateLive(server.url, server.accessToken, videoId, { saveReplay: true }, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail to update a live if it has already started', async function () {
@@ -409,7 +410,7 @@ describe('Test video lives API validator', function () {
       const command = sendRTMPStream(live.rtmpUrl, live.streamKey)
 
       await waitUntilLiveStarts(server.url, server.accessToken, videoId)
-      await updateLive(server.url, server.accessToken, videoId, {}, 400)
+      await updateLive(server.url, server.accessToken, videoId, {}, HttpStatusCode.BAD_REQUEST_400)
 
       await stopFfmpeg(command)
     })
diff --git a/server/tests/api/check-params/logs.ts b/server/tests/api/check-params/logs.ts
index 719da54e6..dac1e6b98 100644
--- a/server/tests/api/check-params/logs.ts
+++ b/server/tests/api/check-params/logs.ts
@@ -11,6 +11,7 @@ import {
   userLogin
 } from '../../../../shared/extra-utils'
 import { makeGetRequest } from '../../../../shared/extra-utils/requests/requests'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test logs API validators', function () {
   const path = '/api/v1/server/logs'
@@ -40,7 +41,7 @@ describe('Test logs API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -49,7 +50,7 @@ describe('Test logs API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -58,7 +59,7 @@ describe('Test logs API validators', function () {
         url: server.url,
         path,
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -68,7 +69,7 @@ describe('Test logs API validators', function () {
         path,
         token: server.accessToken,
         query: { startDate: 'toto' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -78,7 +79,7 @@ describe('Test logs API validators', function () {
         path,
         token: server.accessToken,
         query: { startDate: new Date().toISOString(), endDate: 'toto' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -88,7 +89,7 @@ describe('Test logs API validators', function () {
         path,
         token: server.accessToken,
         query: { startDate: new Date().toISOString(), level: 'toto' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -98,7 +99,7 @@ describe('Test logs API validators', function () {
         path,
         token: server.accessToken,
         query: { startDate: new Date().toISOString() },
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
diff --git a/server/tests/api/check-params/plugins.ts b/server/tests/api/check-params/plugins.ts
index 07ded26ee..6e540bcbb 100644
--- a/server/tests/api/check-params/plugins.ts
+++ b/server/tests/api/check-params/plugins.ts
@@ -18,6 +18,7 @@ import {
 } from '../../../../shared/extra-utils'
 import { PluginType } from '../../../../shared/models/plugins/plugin.type'
 import { PeerTubePlugin } from '../../../../shared/models/plugins/peertube-plugin.model'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test server plugins API validators', function () {
   let server: ServerInfo
@@ -73,7 +74,7 @@ describe('Test server plugins API validators', function () {
       ]
 
       for (const p of paths) {
-        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: 404 })
+        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
       }
     })
 
@@ -81,7 +82,7 @@ describe('Test server plugins API validators', function () {
       await makeGetRequest({
         url: server.url,
         path: '/themes/' + pluginName + '/' + npmVersion + '/static/images/chocobo.png',
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -96,7 +97,7 @@ describe('Test server plugins API validators', function () {
       ]
 
       for (const p of paths) {
-        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: 400 })
+        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
       }
     })
 
@@ -110,14 +111,14 @@ describe('Test server plugins API validators', function () {
       ]
 
       for (const p of paths) {
-        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: 400 })
+        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
       }
     })
 
     it('Should fail with an unknown auth name', async function () {
       const path = '/plugins/' + pluginName + '/' + npmVersion + '/auth/bad-auth'
 
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 404 })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
     })
 
     it('Should fail with an unknown static file', async function () {
@@ -129,7 +130,7 @@ describe('Test server plugins API validators', function () {
       ]
 
       for (const p of paths) {
-        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: 404 })
+        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
       }
     })
 
@@ -137,7 +138,7 @@ describe('Test server plugins API validators', function () {
       await makeGetRequest({
         url: server.url,
         path: '/themes/' + themeName + '/' + themeVersion + '/css/assets/fake.css',
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -151,11 +152,11 @@ describe('Test server plugins API validators', function () {
       ]
 
       for (const p of paths) {
-        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: 200 })
+        await makeGetRequest({ url: server.url, path: p, statusCodeExpected: HttpStatusCode.OK_200 })
       }
 
       const authPath = '/plugins/' + pluginName + '/' + npmVersion + '/auth/fake-auth'
-      await makeGetRequest({ url: server.url, path: authPath, statusCodeExpected: 302 })
+      await makeGetRequest({ url: server.url, path: authPath, statusCodeExpected: HttpStatusCode.FOUND_302 })
     })
   })
 
@@ -173,7 +174,7 @@ describe('Test server plugins API validators', function () {
         path,
         token: 'fake_token',
         query: baseQuery,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -183,7 +184,7 @@ describe('Test server plugins API validators', function () {
         path,
         token: userAccessToken,
         query: baseQuery,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -227,7 +228,7 @@ describe('Test server plugins API validators', function () {
         path,
         token: server.accessToken,
         query: baseQuery,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -244,7 +245,7 @@ describe('Test server plugins API validators', function () {
         path,
         token: 'fake_token',
         query: baseQuery,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -254,7 +255,7 @@ describe('Test server plugins API validators', function () {
         path,
         token: userAccessToken,
         query: baseQuery,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -287,7 +288,7 @@ describe('Test server plugins API validators', function () {
         path,
         token: server.accessToken,
         query: baseQuery,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -301,7 +302,7 @@ describe('Test server plugins API validators', function () {
           url: server.url,
           path: path + suffix,
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       }
     })
@@ -312,7 +313,7 @@ describe('Test server plugins API validators', function () {
           url: server.url,
           path: path + suffix,
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       }
     })
@@ -323,7 +324,7 @@ describe('Test server plugins API validators', function () {
           url: server.url,
           path: path + suffix,
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       }
 
@@ -332,7 +333,7 @@ describe('Test server plugins API validators', function () {
           url: server.url,
           path: path + suffix,
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       }
     })
@@ -343,7 +344,7 @@ describe('Test server plugins API validators', function () {
           url: server.url,
           path: path + suffix,
           token: server.accessToken,
-          statusCodeExpected: 404
+          statusCodeExpected: HttpStatusCode.NOT_FOUND_404
         })
       }
     })
@@ -354,7 +355,7 @@ describe('Test server plugins API validators', function () {
           url: server.url,
           path: path + suffix,
           token: server.accessToken,
-          statusCodeExpected: 200
+          statusCodeExpected: HttpStatusCode.OK_200
         })
       }
     })
@@ -370,7 +371,7 @@ describe('Test server plugins API validators', function () {
         path: path + npmPlugin + '/settings',
         fields: { settings },
         token: 'fake_token',
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -380,7 +381,7 @@ describe('Test server plugins API validators', function () {
         path: path + npmPlugin + '/settings',
         fields: { settings },
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -390,7 +391,7 @@ describe('Test server plugins API validators', function () {
         path: path + 'toto/settings',
         fields: { settings },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makePutBodyRequest({
@@ -398,7 +399,7 @@ describe('Test server plugins API validators', function () {
         path: path + 'peertube-plugin-TOTO/settings',
         fields: { settings },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -408,7 +409,7 @@ describe('Test server plugins API validators', function () {
         path: path + 'peertube-plugin-toto/settings',
         fields: { settings },
         token: server.accessToken,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -418,7 +419,7 @@ describe('Test server plugins API validators', function () {
         path: path + npmPlugin + '/settings',
         fields: { settings },
         token: server.accessToken,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
@@ -433,7 +434,7 @@ describe('Test server plugins API validators', function () {
           path: path + suffix,
           fields: { npmName: npmPlugin },
           token: 'fake_token',
-          statusCodeExpected: 401
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
         })
       }
     })
@@ -445,7 +446,7 @@ describe('Test server plugins API validators', function () {
           path: path + suffix,
           fields: { npmName: npmPlugin },
           token: userAccessToken,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       }
     })
@@ -457,7 +458,7 @@ describe('Test server plugins API validators', function () {
           path: path + suffix,
           fields: { npmName: 'toto' },
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       }
 
@@ -467,7 +468,7 @@ describe('Test server plugins API validators', function () {
           path: path + suffix,
           fields: { npmName: 'peertube-plugin-TOTO' },
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       }
     })
@@ -476,9 +477,9 @@ describe('Test server plugins API validators', function () {
       this.timeout(10000)
 
       const it = [
-        { suffix: 'install', status: 200 },
-        { suffix: 'update', status: 200 },
-        { suffix: 'uninstall', status: 204 }
+        { suffix: 'install', status: HttpStatusCode.OK_200 },
+        { suffix: 'update', status: HttpStatusCode.OK_200 },
+        { suffix: 'uninstall', status: HttpStatusCode.NO_CONTENT_204 }
       ]
 
       for (const obj of it) {
diff --git a/server/tests/api/check-params/redundancy.ts b/server/tests/api/check-params/redundancy.ts
index cb0cc0854..3e04865ee 100644
--- a/server/tests/api/check-params/redundancy.ts
+++ b/server/tests/api/check-params/redundancy.ts
@@ -16,6 +16,7 @@ import {
   setAccessTokensToServers, uploadVideoAndGetId,
   userLogin, waitJobs, getVideoIdFromUUID
 } from '../../../../shared/extra-utils'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test server redundancy API validators', function () {
   let servers: ServerInfo[]
@@ -62,11 +63,11 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should fail with an invalid token', async function () {
-      await makeGetRequest({ url, path, token: 'fake_token', statusCodeExpected: 401 })
+      await makeGetRequest({ url, path, token: 'fake_token', statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail if the user is not an administrator', async function () {
-      await makeGetRequest({ url, path, token: userAccessToken, statusCodeExpected: 403 })
+      await makeGetRequest({ url, path, token: userAccessToken, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
     })
 
     it('Should fail with a bad start pagination', async function () {
@@ -90,7 +91,7 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should succeed with the correct params', async function () {
-      await makeGetRequest({ url, path, token, query: { target: 'my-videos' }, statusCodeExpected: 200 })
+      await makeGetRequest({ url, path, token, query: { target: 'my-videos' }, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -106,11 +107,11 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should fail with an invalid token', async function () {
-      await makePostBodyRequest({ url, path, token: 'fake_token', statusCodeExpected: 401 })
+      await makePostBodyRequest({ url, path, token: 'fake_token', statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail if the user is not an administrator', async function () {
-      await makePostBodyRequest({ url, path, token: userAccessToken, statusCodeExpected: 403 })
+      await makePostBodyRequest({ url, path, token: userAccessToken, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
     })
 
     it('Should fail without a video id', async function () {
@@ -122,7 +123,7 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should fail with a not found video id', async function () {
-      await makePostBodyRequest({ url, path, token, fields: { videoId: 6565 }, statusCodeExpected: 404 })
+      await makePostBodyRequest({ url, path, token, fields: { videoId: 6565 }, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
     })
 
     it('Should fail with a local a video id', async function () {
@@ -130,7 +131,7 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should succeed with the correct params', async function () {
-      await makePostBodyRequest({ url, path, token, fields: { videoId: videoIdRemote }, statusCodeExpected: 204 })
+      await makePostBodyRequest({ url, path, token, fields: { videoId: videoIdRemote }, statusCodeExpected: HttpStatusCode.NO_CONTENT_204 })
     })
 
     it('Should fail if the video is already duplicated', async function () {
@@ -138,7 +139,7 @@ describe('Test server redundancy API validators', function () {
 
       await waitJobs(servers)
 
-      await makePostBodyRequest({ url, path, token, fields: { videoId: videoIdRemote }, statusCodeExpected: 409 })
+      await makePostBodyRequest({ url, path, token, fields: { videoId: videoIdRemote }, statusCodeExpected: HttpStatusCode.CONFLICT_409 })
     })
   })
 
@@ -154,11 +155,11 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should fail with an invalid token', async function () {
-      await makeDeleteRequest({ url, path: path + '1', token: 'fake_token', statusCodeExpected: 401 })
+      await makeDeleteRequest({ url, path: path + '1', token: 'fake_token', statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail if the user is not an administrator', async function () {
-      await makeDeleteRequest({ url, path: path + '1', token: userAccessToken, statusCodeExpected: 403 })
+      await makeDeleteRequest({ url, path: path + '1', token: userAccessToken, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
     })
 
     it('Should fail with an incorrect video id', async function () {
@@ -166,7 +167,7 @@ describe('Test server redundancy API validators', function () {
     })
 
     it('Should fail with a not found video redundancy', async function () {
-      await makeDeleteRequest({ url, path: path + '454545', token, statusCodeExpected: 404 })
+      await makeDeleteRequest({ url, path: path + '454545', token, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
     })
   })
 
@@ -179,7 +180,7 @@ describe('Test server redundancy API validators', function () {
         path: path + '/localhost:' + servers[1].port,
         fields: { redundancyAllowed: true },
         token: 'fake_token',
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -189,7 +190,7 @@ describe('Test server redundancy API validators', function () {
         path: path + '/localhost:' + servers[1].port,
         fields: { redundancyAllowed: true },
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -199,7 +200,7 @@ describe('Test server redundancy API validators', function () {
         path: path + '/example.com',
         fields: { redundancyAllowed: true },
         token: servers[0].accessToken,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -209,7 +210,7 @@ describe('Test server redundancy API validators', function () {
         path: path + '/localhost:' + servers[1].port,
         fields: { blabla: true },
         token: servers[0].accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -219,7 +220,7 @@ describe('Test server redundancy API validators', function () {
         path: path + '/localhost:' + servers[1].port,
         fields: { redundancyAllowed: true },
         token: servers[0].accessToken,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
diff --git a/server/tests/api/check-params/search.ts b/server/tests/api/check-params/search.ts
index 1a8a7235e..8378c3a89 100644
--- a/server/tests/api/check-params/search.ts
+++ b/server/tests/api/check-params/search.ts
@@ -15,6 +15,7 @@ import {
   checkBadSortPagination,
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 function updateSearchIndex (server: ServerInfo, enabled: boolean, disableLocalSearch = false) {
   return updateCustomSubConfig(server.url, server.accessToken, {
@@ -59,83 +60,83 @@ describe('Test videos API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path, query, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query, statusCodeExpected: HttpStatusCode.OK_200 })
     })
 
     it('Should fail with an invalid category', async function () {
       const customQuery1 = immutableAssign(query, { categoryOneOf: [ 'aa', 'b' ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
 
       const customQuery2 = immutableAssign(query, { categoryOneOf: 'a' })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
     })
 
     it('Should succeed with a valid category', async function () {
       const customQuery1 = immutableAssign(query, { categoryOneOf: [ 1, 7 ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.OK_200 })
 
       const customQuery2 = immutableAssign(query, { categoryOneOf: 1 })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.OK_200 })
     })
 
     it('Should fail with an invalid licence', async function () {
       const customQuery1 = immutableAssign(query, { licenceOneOf: [ 'aa', 'b' ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
 
       const customQuery2 = immutableAssign(query, { licenceOneOf: 'a' })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
     })
 
     it('Should succeed with a valid licence', async function () {
       const customQuery1 = immutableAssign(query, { licenceOneOf: [ 1, 2 ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.OK_200 })
 
       const customQuery2 = immutableAssign(query, { licenceOneOf: 1 })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.OK_200 })
     })
 
     it('Should succeed with a valid language', async function () {
       const customQuery1 = immutableAssign(query, { languageOneOf: [ 'fr', 'en' ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.OK_200 })
 
       const customQuery2 = immutableAssign(query, { languageOneOf: 'fr' })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.OK_200 })
     })
 
     it('Should succeed with valid tags', async function () {
       const customQuery1 = immutableAssign(query, { tagsOneOf: [ 'tag1', 'tag2' ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.OK_200 })
 
       const customQuery2 = immutableAssign(query, { tagsOneOf: 'tag1' })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.OK_200 })
 
       const customQuery3 = immutableAssign(query, { tagsAllOf: [ 'tag1', 'tag2' ] })
-      await makeGetRequest({ url: server.url, path, query: customQuery3, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery3, statusCodeExpected: HttpStatusCode.OK_200 })
 
       const customQuery4 = immutableAssign(query, { tagsAllOf: 'tag1' })
-      await makeGetRequest({ url: server.url, path, query: customQuery4, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query: customQuery4, statusCodeExpected: HttpStatusCode.OK_200 })
     })
 
     it('Should fail with invalid durations', async function () {
       const customQuery1 = immutableAssign(query, { durationMin: 'hello' })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
 
       const customQuery2 = immutableAssign(query, { durationMax: 'hello' })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
     })
 
     it('Should fail with invalid dates', async function () {
       const customQuery1 = immutableAssign(query, { startDate: 'hello' })
-      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery1, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
 
       const customQuery2 = immutableAssign(query, { endDate: 'hello' })
-      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery2, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
 
       const customQuery3 = immutableAssign(query, { originallyPublishedStartDate: 'hello' })
-      await makeGetRequest({ url: server.url, path, query: customQuery3, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery3, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
 
       const customQuery4 = immutableAssign(query, { originallyPublishedEndDate: 'hello' })
-      await makeGetRequest({ url: server.url, path, query: customQuery4, statusCodeExpected: 400 })
+      await makeGetRequest({ url: server.url, path, query: customQuery4, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
     })
   })
 
@@ -159,7 +160,7 @@ describe('Test videos API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path, query, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, query, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -177,41 +178,41 @@ describe('Test videos API validator', function () {
       for (const path of paths) {
         {
           const customQuery = immutableAssign(query, { searchTarget: 'hello' })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 400 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
         }
 
         {
           const customQuery = immutableAssign(query, { searchTarget: undefined })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 200 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.OK_200 })
         }
 
         {
           const customQuery = immutableAssign(query, { searchTarget: 'local' })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 200 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.OK_200 })
         }
 
         {
           const customQuery = immutableAssign(query, { searchTarget: 'search-index' })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 400 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
         }
 
         await updateSearchIndex(server, true, true)
 
         {
           const customQuery = immutableAssign(query, { searchTarget: 'local' })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 400 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.BAD_REQUEST_400 })
         }
 
         {
           const customQuery = immutableAssign(query, { searchTarget: 'search-index' })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 200 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.OK_200 })
         }
 
         await updateSearchIndex(server, true, false)
 
         {
           const customQuery = immutableAssign(query, { searchTarget: 'local' })
-          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: 200 })
+          await makeGetRequest({ url: server.url, path, query: customQuery, statusCodeExpected: HttpStatusCode.OK_200 })
         }
 
         await updateSearchIndex(server, false, false)
diff --git a/server/tests/api/check-params/services.ts b/server/tests/api/check-params/services.ts
index e57edd9e4..514e3da70 100644
--- a/server/tests/api/check-params/services.ts
+++ b/server/tests/api/check-params/services.ts
@@ -13,6 +13,7 @@ import {
   setDefaultVideoChannel
 } from '../../../../shared/extra-utils'
 import { VideoPlaylistPrivacy } from '@shared/models'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test services API validators', function () {
   let server: ServerInfo
@@ -66,7 +67,7 @@ describe('Test services API validators', function () {
 
     it('Should fail with an unknown element', async function () {
       const embedUrl = `http://localhost:${server.port}/videos/watch/88fc0165-d1f0-4a35-a51a-3b47f668689c`
-      await checkParamEmbed(server, embedUrl, 404)
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with an invalid path', async function () {
@@ -78,25 +79,25 @@ describe('Test services API validators', function () {
     it('Should fail with an invalid max height', async function () {
       const embedUrl = `http://localhost:${server.port}/videos/watch/${server.video.uuid}`
 
-      await checkParamEmbed(server, embedUrl, 400, { maxheight: 'hello' })
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.BAD_REQUEST_400, { maxheight: 'hello' })
     })
 
     it('Should fail with an invalid max width', async function () {
       const embedUrl = `http://localhost:${server.port}/videos/watch/${server.video.uuid}`
 
-      await checkParamEmbed(server, embedUrl, 400, { maxwidth: 'hello' })
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.BAD_REQUEST_400, { maxwidth: 'hello' })
     })
 
     it('Should fail with an invalid format', async function () {
       const embedUrl = `http://localhost:${server.port}/videos/watch/${server.video.uuid}`
 
-      await checkParamEmbed(server, embedUrl, 400, { format: 'blabla' })
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.BAD_REQUEST_400, { format: 'blabla' })
     })
 
     it('Should fail with a non supported format', async function () {
       const embedUrl = `http://localhost:${server.port}/videos/watch/${server.video.uuid}`
 
-      await checkParamEmbed(server, embedUrl, 501, { format: 'xml' })
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.NOT_IMPLEMENTED_501, { format: 'xml' })
     })
 
     it('Should succeed with the correct params with a video', async function () {
@@ -107,7 +108,7 @@ describe('Test services API validators', function () {
         maxwidth: 400
       }
 
-      await checkParamEmbed(server, embedUrl, 200, query)
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.OK_200, query)
     })
 
     it('Should succeed with the correct params with a playlist', async function () {
@@ -118,7 +119,7 @@ describe('Test services API validators', function () {
         maxwidth: 400
       }
 
-      await checkParamEmbed(server, embedUrl, 200, query)
+      await checkParamEmbed(server, embedUrl, HttpStatusCode.OK_200, query)
     })
   })
 
@@ -127,7 +128,7 @@ describe('Test services API validators', function () {
   })
 })
 
-function checkParamEmbed (server: ServerInfo, embedUrl: string, statusCodeExpected = 400, query = {}) {
+function checkParamEmbed (server: ServerInfo, embedUrl: string, statusCodeExpected = HttpStatusCode.BAD_REQUEST_400, query = {}) {
   const path = '/services/oembed'
 
   return makeGetRequest({
diff --git a/server/tests/api/check-params/user-notifications.ts b/server/tests/api/check-params/user-notifications.ts
index 6fa0502be..05a78b0ad 100644
--- a/server/tests/api/check-params/user-notifications.ts
+++ b/server/tests/api/check-params/user-notifications.ts
@@ -20,6 +20,7 @@ import {
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { UserNotificationSetting, UserNotificationSettingValue } from '../../../../shared/models/users'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test user notifications API validators', function () {
   let server: ServerInfo
@@ -57,7 +58,7 @@ describe('Test user notifications API validators', function () {
           unread: 'toto'
         },
         token: server.accessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -65,7 +66,7 @@ describe('Test user notifications API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -74,7 +75,7 @@ describe('Test user notifications API validators', function () {
         url: server.url,
         path,
         token: server.accessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -90,7 +91,7 @@ describe('Test user notifications API validators', function () {
           ids: [ 'hello' ]
         },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makePostBodyRequest({
@@ -100,7 +101,7 @@ describe('Test user notifications API validators', function () {
           ids: [ ]
         },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makePostBodyRequest({
@@ -110,7 +111,7 @@ describe('Test user notifications API validators', function () {
           ids: 5
         },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -121,7 +122,7 @@ describe('Test user notifications API validators', function () {
         fields: {
           ids: [ 5 ]
         },
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -133,7 +134,7 @@ describe('Test user notifications API validators', function () {
           ids: [ 5 ]
         },
         token: server.accessToken,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
@@ -145,7 +146,7 @@ describe('Test user notifications API validators', function () {
       await makePostBodyRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -154,7 +155,7 @@ describe('Test user notifications API validators', function () {
         url: server.url,
         path,
         token: server.accessToken,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
@@ -184,7 +185,7 @@ describe('Test user notifications API validators', function () {
         path,
         token: server.accessToken,
         fields: { newVideoFromSubscription: UserNotificationSettingValue.WEB },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -197,7 +198,7 @@ describe('Test user notifications API validators', function () {
           path,
           token: server.accessToken,
           fields,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       }
 
@@ -209,7 +210,7 @@ describe('Test user notifications API validators', function () {
           path,
           fields,
           token: server.accessToken,
-          statusCodeExpected: 400
+          statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
         })
       }
     })
@@ -219,7 +220,7 @@ describe('Test user notifications API validators', function () {
         url: server.url,
         path,
         fields: correctFields,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -229,7 +230,7 @@ describe('Test user notifications API validators', function () {
         path,
         token: server.accessToken,
         fields: correctFields,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
diff --git a/server/tests/api/check-params/user-subscriptions.ts b/server/tests/api/check-params/user-subscriptions.ts
index 1edba4d64..538201647 100644
--- a/server/tests/api/check-params/user-subscriptions.ts
+++ b/server/tests/api/check-params/user-subscriptions.ts
@@ -20,6 +20,7 @@ import {
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { waitJobs } from '../../../../shared/extra-utils/server/jobs'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test user subscriptions API validators', function () {
   const path = '/api/v1/users/me/subscriptions'
@@ -60,7 +61,7 @@ describe('Test user subscriptions API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -69,7 +70,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -93,7 +94,7 @@ describe('Test user subscriptions API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -102,7 +103,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -113,7 +114,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path,
         fields: { uri: 'user1_channel@localhost:' + server.port },
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -123,7 +124,7 @@ describe('Test user subscriptions API validators', function () {
         path,
         token: server.accessToken,
         fields: { uri: 'root' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makePostBodyRequest({
@@ -131,7 +132,7 @@ describe('Test user subscriptions API validators', function () {
         path,
         token: server.accessToken,
         fields: { uri: 'root@' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makePostBodyRequest({
@@ -139,7 +140,7 @@ describe('Test user subscriptions API validators', function () {
         path,
         token: server.accessToken,
         fields: { uri: 'root@hello@' },
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -151,7 +152,7 @@ describe('Test user subscriptions API validators', function () {
         path,
         token: server.accessToken,
         fields: { uri: 'user1_channel@localhost:' + server.port },
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
 
       await waitJobs([ server ])
@@ -163,7 +164,7 @@ describe('Test user subscriptions API validators', function () {
       await makeGetRequest({
         url: server.url,
         path: path + '/user1_channel@localhost:' + server.port,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -172,21 +173,21 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path: path + '/root',
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makeGetRequest({
         url: server.url,
         path: path + '/root@',
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makeGetRequest({
         url: server.url,
         path: path + '/root@hello@',
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -195,7 +196,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path: path + '/root1@localhost:' + server.port,
         token: server.accessToken,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -204,7 +205,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path: path + '/user1_channel@localhost:' + server.port,
         token: server.accessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -216,7 +217,7 @@ describe('Test user subscriptions API validators', function () {
       await makeGetRequest({
         url: server.url,
         path: existPath,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -226,7 +227,7 @@ describe('Test user subscriptions API validators', function () {
         path: existPath,
         query: { uris: 'toto' },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makeGetRequest({
@@ -234,7 +235,7 @@ describe('Test user subscriptions API validators', function () {
         path: existPath,
         query: { 'uris[]': 1 },
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -244,7 +245,7 @@ describe('Test user subscriptions API validators', function () {
         path: existPath,
         query: { 'uris[]': 'coucou@localhost:' + server.port },
         token: server.accessToken,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -254,7 +255,7 @@ describe('Test user subscriptions API validators', function () {
       await makeDeleteRequest({
         url: server.url,
         path: path + '/user1_channel@localhost:' + server.port,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -263,21 +264,21 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path: path + '/root',
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makeDeleteRequest({
         url: server.url,
         path: path + '/root@',
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
 
       await makeDeleteRequest({
         url: server.url,
         path: path + '/root@hello@',
         token: server.accessToken,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -286,7 +287,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path: path + '/root1@localhost:' + server.port,
         token: server.accessToken,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -295,7 +296,7 @@ describe('Test user subscriptions API validators', function () {
         url: server.url,
         path: path + '/user1_channel@localhost:' + server.port,
         token: server.accessToken,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
diff --git a/server/tests/api/check-params/users.ts b/server/tests/api/check-params/users.ts
index da7dc9704..21ace36aa 100644
--- a/server/tests/api/check-params/users.ts
+++ b/server/tests/api/check-params/users.ts
@@ -43,6 +43,7 @@ import { waitJobs } from '../../../../shared/extra-utils/server/jobs'
 import { getGoodVideoUrl, getMagnetURI, getMyVideoImports, importVideo } from '../../../../shared/extra-utils/videos/video-imports'
 import { UserAdminFlag } from '../../../../shared/models/users/user-flag.model'
 import { VideoPrivacy } from '../../../../shared/models/videos'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test users API validators', function () {
   const path = '/api/v1/users/'
@@ -160,7 +161,7 @@ describe('Test users API validators', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -169,7 +170,7 @@ describe('Test users API validators', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
   })
@@ -263,7 +264,7 @@ describe('Test users API validators', function () {
         path: path,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -279,20 +280,32 @@ describe('Test users API validators', function () {
         path,
         token: 'super token',
         fields: baseCorrectParams,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
     it('Should fail if we add a user with the same username', async function () {
       const fields = immutableAssign(baseCorrectParams, { username: 'user1' })
 
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 409 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
     })
 
     it('Should fail if we add a user with the same email', async function () {
       const fields = immutableAssign(baseCorrectParams, { email: 'user1@example.com' })
 
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 409 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
     })
 
     it('Should fail without a videoQuota', async function () {
@@ -339,7 +352,7 @@ describe('Test users API validators', function () {
         path,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 409
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
       })
     })
 
@@ -352,7 +365,7 @@ describe('Test users API validators', function () {
           path,
           token: moderatorAccessToken,
           fields,
-          statusCodeExpected: 403
+          statusCodeExpected: HttpStatusCode.FORBIDDEN_403
         })
       }
     })
@@ -365,7 +378,7 @@ describe('Test users API validators', function () {
         path,
         token: moderatorAccessToken,
         fields,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -375,7 +388,7 @@ describe('Test users API validators', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -392,7 +405,7 @@ describe('Test users API validators', function () {
         password: 'my super password',
         videoQuota: 42000000
       }
-      await makePostBodyRequest({ url: server.url, path, token: userAccessToken, fields, statusCodeExpected: 403 })
+      await makePostBodyRequest({ url: server.url, path, token: userAccessToken, fields, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
     })
   })
 
@@ -438,7 +451,13 @@ describe('Test users API validators', function () {
         password: 'super'.repeat(61)
       }
 
-      await makePutBodyRequest({ url: server.url, path: path + 'me', token: userAccessToken, fields, statusCodeExpected: 401 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + 'me',
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
+      })
     })
 
     it('Should fail with an invalid NSFW policy attribute', async function () {
@@ -479,7 +498,13 @@ describe('Test users API validators', function () {
         password: 'my super password'
       }
 
-      await makePutBodyRequest({ url: server.url, path: path + 'me', token: 'super token', fields, statusCodeExpected: 401 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + 'me',
+        token: 'super token',
+        fields,
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
+      })
     })
 
     it('Should fail with a too long description', async function () {
@@ -551,7 +576,13 @@ describe('Test users API validators', function () {
         noWelcomeModal: true
       }
 
-      await makePutBodyRequest({ url: server.url, path: path + 'me', token: userAccessToken, fields, statusCodeExpected: 204 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + 'me',
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
 
     it('Should succeed without password change with the correct params', async function () {
@@ -560,7 +591,13 @@ describe('Test users API validators', function () {
         autoPlayVideo: false
       }
 
-      await makePutBodyRequest({ url: server.url, path: path + 'me', token: userAccessToken, fields, statusCodeExpected: 204 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + 'me',
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
@@ -591,7 +628,7 @@ describe('Test users API validators', function () {
         path: path + '/me/avatar/pick',
         fields,
         attaches,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -606,7 +643,7 @@ describe('Test users API validators', function () {
         token: server.accessToken,
         fields,
         attaches,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -614,11 +651,11 @@ describe('Test users API validators', function () {
   describe('When managing my scoped tokens', function () {
 
     it('Should fail to get my scoped tokens with an non authenticated user', async function () {
-      await getUserScopedTokens(server.url, null, 401)
+      await getUserScopedTokens(server.url, null, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail to get my scoped tokens with a bad token', async function () {
-      await getUserScopedTokens(server.url, 'bad', 401)
+      await getUserScopedTokens(server.url, 'bad', HttpStatusCode.UNAUTHORIZED_401)
 
     })
 
@@ -627,11 +664,11 @@ describe('Test users API validators', function () {
     })
 
     it('Should fail to renew my scoped tokens with an non authenticated user', async function () {
-      await renewUserScopedTokens(server.url, null, 401)
+      await renewUserScopedTokens(server.url, null, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail to renew my scoped tokens with a bad token', async function () {
-      await renewUserScopedTokens(server.url, 'bad', 401)
+      await renewUserScopedTokens(server.url, 'bad', HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should succeed to renew my scoped tokens', async function () {
@@ -642,15 +679,20 @@ describe('Test users API validators', function () {
   describe('When getting a user', function () {
 
     it('Should fail with an non authenticated user', async function () {
-      await makeGetRequest({ url: server.url, path: path + userId, token: 'super token', statusCodeExpected: 401 })
+      await makeGetRequest({
+        url: server.url,
+        path: path + userId,
+        token: 'super token',
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
+      })
     })
 
     it('Should fail with a non admin user', async function () {
-      await makeGetRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: 403 })
+      await makeGetRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
     })
 
     it('Should succeed with the correct params', async function () {
-      await makeGetRequest({ url: server.url, path: path + userId, token: server.accessToken, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path: path + userId, token: server.accessToken, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -711,7 +753,13 @@ describe('Test users API validators', function () {
         videoQuota: 42
       }
 
-      await makePutBodyRequest({ url: server.url, path: path + userId, token: 'super token', fields, statusCodeExpected: 401 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + userId,
+        token: 'super token',
+        fields,
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
+      })
     })
 
     it('Should fail when updating root role', async function () {
@@ -738,7 +786,7 @@ describe('Test users API validators', function () {
         path: path + moderatorId,
         token: moderatorAccessToken,
         fields,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -752,7 +800,7 @@ describe('Test users API validators', function () {
         path: path + userId,
         token: moderatorAccessToken,
         fields,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
 
@@ -764,13 +812,19 @@ describe('Test users API validators', function () {
         role: UserRole.USER
       }
 
-      await makePutBodyRequest({ url: server.url, path: path + userId, token: server.accessToken, fields, statusCodeExpected: 204 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + userId,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
   describe('When getting my information', function () {
     it('Should fail with a non authenticated user', async function () {
-      await getMyUserInformation(server.url, 'fake_token', 401)
+      await getMyUserInformation(server.url, 'fake_token', HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should success with the correct parameters', async function () {
@@ -780,15 +834,15 @@ describe('Test users API validators', function () {
 
   describe('When getting my video rating', function () {
     it('Should fail with a non authenticated user', async function () {
-      await getMyUserVideoRating(server.url, 'fake_token', videoId, 401)
+      await getMyUserVideoRating(server.url, 'fake_token', videoId, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with an incorrect video uuid', async function () {
-      await getMyUserVideoRating(server.url, server.accessToken, 'blabla', 400)
+      await getMyUserVideoRating(server.url, server.accessToken, 'blabla', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with an unknown video', async function () {
-      await getMyUserVideoRating(server.url, server.accessToken, '4da6fde3-88f7-4d16-b119-108df5630b06', 404)
+      await getMyUserVideoRating(server.url, server.accessToken, '4da6fde3-88f7-4d16-b119-108df5630b06', HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should succeed with the correct parameters', async function () {
@@ -812,51 +866,57 @@ describe('Test users API validators', function () {
     })
 
     it('Should fail with a unauthenticated user', async function () {
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 401 })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a another user', async function () {
-      await makeGetRequest({ url: server.url, path, token: server.accessToken, statusCodeExpected: 403 })
+      await makeGetRequest({ url: server.url, path, token: server.accessToken, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
     })
 
     it('Should fail with a bad type', async function () {
-      await makeGetRequest({ url: server.url, path, token: userAccessToken, query: { rating: 'toto ' }, statusCodeExpected: 400 })
+      await makeGetRequest({
+        url: server.url,
+        path,
+        token: userAccessToken,
+        query: { rating: 'toto ' },
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
+      })
     })
 
     it('Should succeed with the correct params', async function () {
-      await makeGetRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
   describe('When blocking/unblocking/removing user', function () {
     it('Should fail with an incorrect id', async function () {
-      await removeUser(server.url, 'blabla', server.accessToken, 400)
-      await blockUser(server.url, 'blabla', server.accessToken, 400)
-      await unblockUser(server.url, 'blabla', server.accessToken, 400)
+      await removeUser(server.url, 'blabla', server.accessToken, HttpStatusCode.BAD_REQUEST_400)
+      await blockUser(server.url, 'blabla', server.accessToken, HttpStatusCode.BAD_REQUEST_400)
+      await unblockUser(server.url, 'blabla', server.accessToken, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with the root user', async function () {
-      await removeUser(server.url, rootId, server.accessToken, 400)
-      await blockUser(server.url, rootId, server.accessToken, 400)
-      await unblockUser(server.url, rootId, server.accessToken, 400)
+      await removeUser(server.url, rootId, server.accessToken, HttpStatusCode.BAD_REQUEST_400)
+      await blockUser(server.url, rootId, server.accessToken, HttpStatusCode.BAD_REQUEST_400)
+      await unblockUser(server.url, rootId, server.accessToken, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should return 404 with a non existing id', async function () {
-      await removeUser(server.url, 4545454, server.accessToken, 404)
-      await blockUser(server.url, 4545454, server.accessToken, 404)
-      await unblockUser(server.url, 4545454, server.accessToken, 404)
+      await removeUser(server.url, 4545454, server.accessToken, HttpStatusCode.NOT_FOUND_404)
+      await blockUser(server.url, 4545454, server.accessToken, HttpStatusCode.NOT_FOUND_404)
+      await unblockUser(server.url, 4545454, server.accessToken, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a non admin user', async function () {
-      await removeUser(server.url, userId, userAccessToken, 403)
-      await blockUser(server.url, userId, userAccessToken, 403)
-      await unblockUser(server.url, userId, userAccessToken, 403)
+      await removeUser(server.url, userId, userAccessToken, HttpStatusCode.FORBIDDEN_403)
+      await blockUser(server.url, userId, userAccessToken, HttpStatusCode.FORBIDDEN_403)
+      await unblockUser(server.url, userId, userAccessToken, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail on a moderator with a moderator', async function () {
-      await removeUser(server.url, moderatorId, moderatorAccessToken, 403)
-      await blockUser(server.url, moderatorId, moderatorAccessToken, 403)
-      await unblockUser(server.url, moderatorId, moderatorAccessToken, 403)
+      await removeUser(server.url, moderatorId, moderatorAccessToken, HttpStatusCode.FORBIDDEN_403)
+      await blockUser(server.url, moderatorId, moderatorAccessToken, HttpStatusCode.FORBIDDEN_403)
+      await unblockUser(server.url, moderatorId, moderatorAccessToken, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should succeed on a user with a moderator', async function () {
@@ -867,7 +927,7 @@ describe('Test users API validators', function () {
 
   describe('When deleting our account', function () {
     it('Should fail with with the root account', async function () {
-      await deleteMe(server.url, server.accessToken, 400)
+      await deleteMe(server.url, server.accessToken, HttpStatusCode.BAD_REQUEST_400)
     })
   })
 
@@ -930,7 +990,7 @@ describe('Test users API validators', function () {
         path: registrationPath,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 409
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
       })
     })
 
@@ -942,7 +1002,7 @@ describe('Test users API validators', function () {
         path: registrationPath,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 409
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
       })
     })
 
@@ -954,7 +1014,7 @@ describe('Test users API validators', function () {
         path: registrationPath,
         token: server.accessToken,
         fields,
-        statusCodeExpected: 409
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
       })
     })
 
@@ -989,7 +1049,13 @@ describe('Test users API validators', function () {
 
       const fields = immutableAssign(baseCorrectParams, { channel: { name: 'existing_channel', displayName: 'toto' } })
 
-      await makePostBodyRequest({ url: server.url, path: registrationPath, token: server.accessToken, fields, statusCodeExpected: 409 })
+      await makePostBodyRequest({
+        url: server.url,
+        path: registrationPath,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
     })
 
     it('Should succeed with the correct params', async function () {
@@ -1000,7 +1066,7 @@ describe('Test users API validators', function () {
         path: registrationPath,
         token: server.accessToken,
         fields: fields,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
 
@@ -1016,14 +1082,14 @@ describe('Test users API validators', function () {
         path: registrationPath,
         token: serverWithRegistrationDisabled.accessToken,
         fields,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
   })
 
   describe('When registering multiple users on a server with users limit', function () {
     it('Should fail when after 3 registrations', async function () {
-      await registerUser(server.url, 'user42', 'super password', 403)
+      await registerUser(server.url, 'user42', 'super password', HttpStatusCode.FORBIDDEN_403)
     })
   })
 
@@ -1036,7 +1102,7 @@ describe('Test users API validators', function () {
         videoQuota: 42
       })
 
-      await uploadVideo(server.url, server.accessToken, {}, 403)
+      await uploadVideo(server.url, server.accessToken, {}, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with a registered user having too many videos', async function () {
@@ -1054,7 +1120,7 @@ describe('Test users API validators', function () {
       await uploadVideo(server.url, userAccessToken, videoAttributes)
       await uploadVideo(server.url, userAccessToken, videoAttributes)
       await uploadVideo(server.url, userAccessToken, videoAttributes)
-      await uploadVideo(server.url, userAccessToken, videoAttributes, 403)
+      await uploadVideo(server.url, userAccessToken, videoAttributes, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail to import with HTTP/Torrent/magnet', async function () {
@@ -1093,7 +1159,7 @@ describe('Test users API validators', function () {
         videoQuotaDaily: 42
       })
 
-      await uploadVideo(server.url, server.accessToken, {}, 403)
+      await uploadVideo(server.url, server.accessToken, {}, HttpStatusCode.FORBIDDEN_403)
     })
   })
 
@@ -1107,7 +1173,7 @@ describe('Test users API validators', function () {
         videoQuotaDaily: 1024 * 1024 * 1024
       })
 
-      await uploadVideo(server.url, server.accessToken, {}, 403)
+      await uploadVideo(server.url, server.accessToken, {}, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail if exceeding daily quota', async function () {
@@ -1119,7 +1185,7 @@ describe('Test users API validators', function () {
         videoQuotaDaily: 42
       })
 
-      await uploadVideo(server.url, server.accessToken, {}, 403)
+      await uploadVideo(server.url, server.accessToken, {}, HttpStatusCode.FORBIDDEN_403)
     })
   })
 
@@ -1141,7 +1207,13 @@ describe('Test users API validators', function () {
     it('Should success with the correct params', async function () {
       const fields = { email: 'admin@example.com' }
 
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 204 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
@@ -1163,7 +1235,13 @@ describe('Test users API validators', function () {
     it('Should succeed with the correct params', async function () {
       const fields = { email: 'admin@example.com' }
 
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 204 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
diff --git a/server/tests/api/check-params/video-blacklist.ts b/server/tests/api/check-params/video-blacklist.ts
index 145f43980..3d4837d58 100644
--- a/server/tests/api/check-params/video-blacklist.ts
+++ b/server/tests/api/check-params/video-blacklist.ts
@@ -26,6 +26,7 @@ import {
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { VideoBlacklistType, VideoDetails } from '../../../../shared/models/videos'
 import { expect } from 'chai'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test video blacklist API validators', function () {
   let servers: ServerInfo[]
@@ -94,13 +95,19 @@ describe('Test video blacklist API validators', function () {
     it('Should fail with a non authenticated user', async function () {
       const path = basePath + servers[0].video + '/blacklist'
       const fields = {}
-      await makePostBodyRequest({ url: servers[0].url, path, token: 'hello', fields, statusCodeExpected: 401 })
+      await makePostBodyRequest({ url: servers[0].url, path, token: 'hello', fields, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a non admin user', async function () {
       const path = basePath + servers[0].video + '/blacklist'
       const fields = {}
-      await makePostBodyRequest({ url: servers[0].url, path, token: userAccessToken2, fields, statusCodeExpected: 403 })
+      await makePostBodyRequest({
+        url: servers[0].url,
+        path,
+        token: userAccessToken2,
+        fields,
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
+      })
     })
 
     it('Should fail with an invalid reason', async function () {
@@ -114,14 +121,26 @@ describe('Test video blacklist API validators', function () {
       const path = basePath + remoteVideoUUID + '/blacklist'
       const fields = { unfederate: true }
 
-      await makePostBodyRequest({ url: servers[0].url, path, token: servers[0].accessToken, fields, statusCodeExpected: 409 })
+      await makePostBodyRequest({
+        url: servers[0].url,
+        path,
+        token: servers[0].accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
     })
 
     it('Should succeed with the correct params', async function () {
       const path = basePath + servers[0].video.uuid + '/blacklist'
       const fields = {}
 
-      await makePostBodyRequest({ url: servers[0].url, path, token: servers[0].accessToken, fields, statusCodeExpected: 204 })
+      await makePostBodyRequest({
+        url: servers[0].url,
+        path,
+        token: servers[0].accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
@@ -137,19 +156,31 @@ describe('Test video blacklist API validators', function () {
     it('Should fail with a video not blacklisted', async function () {
       const path = '/api/v1/videos/' + notBlacklistedVideoId + '/blacklist'
       const fields = {}
-      await makePutBodyRequest({ url: servers[0].url, path, token: servers[0].accessToken, fields, statusCodeExpected: 404 })
+      await makePutBodyRequest({
+        url: servers[0].url,
+        path,
+        token: servers[0].accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should fail with a non authenticated user', async function () {
       const path = basePath + servers[0].video + '/blacklist'
       const fields = {}
-      await makePutBodyRequest({ url: servers[0].url, path, token: 'hello', fields, statusCodeExpected: 401 })
+      await makePutBodyRequest({ url: servers[0].url, path, token: 'hello', fields, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a non admin user', async function () {
       const path = basePath + servers[0].video + '/blacklist'
       const fields = {}
-      await makePutBodyRequest({ url: servers[0].url, path, token: userAccessToken2, fields, statusCodeExpected: 403 })
+      await makePutBodyRequest({
+        url: servers[0].url,
+        path,
+        token: userAccessToken2,
+        fields,
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
+      })
     })
 
     it('Should fail with an invalid reason', async function () {
@@ -163,29 +194,35 @@ describe('Test video blacklist API validators', function () {
       const path = basePath + servers[0].video.uuid + '/blacklist'
       const fields = { reason: 'hello' }
 
-      await makePutBodyRequest({ url: servers[0].url, path, token: servers[0].accessToken, fields, statusCodeExpected: 204 })
+      await makePutBodyRequest({
+        url: servers[0].url,
+        path,
+        token: servers[0].accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
   describe('When getting blacklisted video', function () {
 
     it('Should fail with a non authenticated user', async function () {
-      await getVideo(servers[0].url, servers[0].video.uuid, 401)
+      await getVideo(servers[0].url, servers[0].video.uuid, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with another user', async function () {
-      await getVideoWithToken(servers[0].url, userAccessToken2, servers[0].video.uuid, 403)
+      await getVideoWithToken(servers[0].url, userAccessToken2, servers[0].video.uuid, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should succeed with the owner authenticated user', async function () {
-      const res = await getVideoWithToken(servers[0].url, userAccessToken1, servers[0].video.uuid, 200)
+      const res = await getVideoWithToken(servers[0].url, userAccessToken1, servers[0].video.uuid, HttpStatusCode.OK_200)
       const video: VideoDetails = res.body
 
       expect(video.blacklisted).to.be.true
     })
 
     it('Should succeed with an admin', async function () {
-      const res = await getVideoWithToken(servers[0].url, servers[0].accessToken, servers[0].video.uuid, 200)
+      const res = await getVideoWithToken(servers[0].url, servers[0].accessToken, servers[0].video.uuid, HttpStatusCode.OK_200)
       const video: VideoDetails = res.body
 
       expect(video.blacklisted).to.be.true
@@ -194,24 +231,24 @@ describe('Test video blacklist API validators', function () {
 
   describe('When removing a video in blacklist', function () {
     it('Should fail with a non authenticated user', async function () {
-      await removeVideoFromBlacklist(servers[0].url, 'fake token', servers[0].video.uuid, 401)
+      await removeVideoFromBlacklist(servers[0].url, 'fake token', servers[0].video.uuid, HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with a non admin user', async function () {
-      await removeVideoFromBlacklist(servers[0].url, userAccessToken2, servers[0].video.uuid, 403)
+      await removeVideoFromBlacklist(servers[0].url, userAccessToken2, servers[0].video.uuid, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with an incorrect id', async function () {
-      await removeVideoFromBlacklist(servers[0].url, servers[0].accessToken, 'hello', 400)
+      await removeVideoFromBlacklist(servers[0].url, servers[0].accessToken, 'hello', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with a not blacklisted video', async function () {
       // The video was not added to the blacklist so it should fail
-      await removeVideoFromBlacklist(servers[0].url, servers[0].accessToken, notBlacklistedVideoId, 404)
+      await removeVideoFromBlacklist(servers[0].url, servers[0].accessToken, notBlacklistedVideoId, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should succeed with the correct params', async function () {
-      await removeVideoFromBlacklist(servers[0].url, servers[0].accessToken, servers[0].video.uuid, 204)
+      await removeVideoFromBlacklist(servers[0].url, servers[0].accessToken, servers[0].video.uuid, HttpStatusCode.NO_CONTENT_204)
     })
   })
 
@@ -219,11 +256,11 @@ describe('Test video blacklist API validators', function () {
     const basePath = '/api/v1/videos/blacklist/'
 
     it('Should fail with a non authenticated user', async function () {
-      await getBlacklistedVideosList({ url: servers[0].url, token: 'fake token', specialStatus: 401 })
+      await getBlacklistedVideosList({ url: servers[0].url, token: 'fake token', specialStatus: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a non admin user', async function () {
-      await getBlacklistedVideosList({ url: servers[0].url, token: userAccessToken2, specialStatus: 403 })
+      await getBlacklistedVideosList({ url: servers[0].url, token: userAccessToken2, specialStatus: HttpStatusCode.FORBIDDEN_403 })
     })
 
     it('Should fail with a bad start pagination', async function () {
@@ -239,7 +276,12 @@ describe('Test video blacklist API validators', function () {
     })
 
     it('Should fail with an invalid type', async function () {
-      await getBlacklistedVideosList({ url: servers[0].url, token: servers[0].accessToken, type: 0, specialStatus: 400 })
+      await getBlacklistedVideosList({
+        url: servers[0].url,
+        token: servers[0].accessToken,
+        type: 0,
+        specialStatus: HttpStatusCode.BAD_REQUEST_400
+      })
     })
 
     it('Should succeed with the correct parameters', async function () {
diff --git a/server/tests/api/check-params/video-captions.ts b/server/tests/api/check-params/video-captions.ts
index a5f5c3322..e42e8db81 100644
--- a/server/tests/api/check-params/video-captions.ts
+++ b/server/tests/api/check-params/video-captions.ts
@@ -15,6 +15,7 @@ import {
 } from '../../../../shared/extra-utils'
 import { join } from 'path'
 import { createVideoCaption } from '../../../../shared/extra-utils/videos/video-captions'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test video captions API validator', function () {
   const path = '/api/v1/videos/'
@@ -107,7 +108,7 @@ describe('Test video captions API validator', function () {
         path: captionPath,
         fields,
         attaches,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -120,7 +121,7 @@ describe('Test video captions API validator', function () {
         token: 'blabla',
         fields,
         attaches,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -138,7 +139,7 @@ describe('Test video captions API validator', function () {
     //     token: server.accessToken,
     //     fields,
     //     attaches,
-    //     statusCodeExpected: 400
+    //     statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
     //   })
     // })
 
@@ -151,7 +152,7 @@ describe('Test video captions API validator', function () {
     //     videoId: videoUUID,
     //     fixture: 'subtitle-bad.txt',
     //     mimeType: 'application/octet-stream',
-    //     statusCodeExpected: 400
+    //     statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
     //   })
     // })
 
@@ -180,7 +181,7 @@ describe('Test video captions API validator', function () {
     //     token: server.accessToken,
     //     fields,
     //     attaches,
-    //     statusCodeExpected: 500
+    //     statusCodeExpected: HttpStatusCode.INTERNAL_SERVER_ERROR_500
     //   })
     // })
 
@@ -193,7 +194,7 @@ describe('Test video captions API validator', function () {
         token: server.accessToken,
         fields,
         attaches,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
@@ -204,11 +205,15 @@ describe('Test video captions API validator', function () {
     })
 
     it('Should fail with an unknown id', async function () {
-      await makeGetRequest({ url: server.url, path: path + '4da6fde3-88f7-4d16-b119-108df5630b06/captions', statusCodeExpected: 404 })
+      await makeGetRequest({
+        url: server.url,
+        path: path + '4da6fde3-88f7-4d16-b119-108df5630b06/captions',
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path: path + videoUUID + '/captions', statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path: path + videoUUID + '/captions', statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -226,7 +231,7 @@ describe('Test video captions API validator', function () {
         url: server.url,
         path: path + '4da6fde3-88f7-4d16-b119-108df5630b06/captions/fr',
         token: server.accessToken,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -250,22 +255,32 @@ describe('Test video captions API validator', function () {
 
     it('Should fail without access token', async function () {
       const captionPath = path + videoUUID + '/captions/fr'
-      await makeDeleteRequest({ url: server.url, path: captionPath, statusCodeExpected: 401 })
+      await makeDeleteRequest({ url: server.url, path: captionPath, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a bad access token', async function () {
       const captionPath = path + videoUUID + '/captions/fr'
-      await makeDeleteRequest({ url: server.url, path: captionPath, token: 'coucou', statusCodeExpected: 401 })
+      await makeDeleteRequest({ url: server.url, path: captionPath, token: 'coucou', statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with another user', async function () {
       const captionPath = path + videoUUID + '/captions/fr'
-      await makeDeleteRequest({ url: server.url, path: captionPath, token: userAccessToken, statusCodeExpected: 403 })
+      await makeDeleteRequest({
+        url: server.url,
+        path: captionPath,
+        token: userAccessToken,
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
+      })
     })
 
     it('Should success with the correct parameters', async function () {
       const captionPath = path + videoUUID + '/captions/fr'
-      await makeDeleteRequest({ url: server.url, path: captionPath, token: server.accessToken, statusCodeExpected: 204 })
+      await makeDeleteRequest({
+        url: server.url,
+        path: captionPath,
+        token: server.accessToken,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
diff --git a/server/tests/api/check-params/video-channels.ts b/server/tests/api/check-params/video-channels.ts
index 2795ad7d5..0dd436426 100644
--- a/server/tests/api/check-params/video-channels.ts
+++ b/server/tests/api/check-params/video-channels.ts
@@ -25,6 +25,7 @@ import {
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { join } from 'path'
 import { VideoChannelUpdate } from '../../../../shared/models/videos'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 const expect = chai.expect
 
@@ -83,14 +84,14 @@ describe('Test video channels API validator', function () {
     })
 
     it('Should fail with a unknown account', async function () {
-      await getAccountVideoChannelsList({ url: server.url, accountName: 'unknown', specialStatus: 404 })
+      await getAccountVideoChannelsList({ url: server.url, accountName: 'unknown', specialStatus: HttpStatusCode.NOT_FOUND_404 })
     })
 
     it('Should succeed with the correct parameters', async function () {
       await makeGetRequest({
         url: server.url,
         path: accountChannelPath,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -109,7 +110,7 @@ describe('Test video channels API validator', function () {
         path: videoChannelPath,
         token: 'none',
         fields: baseCorrectParams,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -154,7 +155,7 @@ describe('Test video channels API validator', function () {
         path: videoChannelPath,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -164,7 +165,7 @@ describe('Test video channels API validator', function () {
         path: videoChannelPath,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 409
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
       })
     })
   })
@@ -188,7 +189,7 @@ describe('Test video channels API validator', function () {
         path,
         token: 'hi',
         fields: baseCorrectParams,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -198,7 +199,7 @@ describe('Test video channels API validator', function () {
         path,
         token: accessTokenUser,
         fields: baseCorrectParams,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -228,7 +229,7 @@ describe('Test video channels API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
@@ -266,7 +267,7 @@ describe('Test video channels API validator', function () {
         path: path + '/avatar/pick',
         fields,
         attaches,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -281,7 +282,7 @@ describe('Test video channels API validator', function () {
         token: server.accessToken,
         fields,
         attaches,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -291,7 +292,7 @@ describe('Test video channels API validator', function () {
       const res = await makeGetRequest({
         url: server.url,
         path: videoChannelPath,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
 
       expect(res.body.data).to.be.an('array')
@@ -301,7 +302,7 @@ describe('Test video channels API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: videoChannelPath + '/super_channel2',
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -309,22 +310,22 @@ describe('Test video channels API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: videoChannelPath + '/super_channel',
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
 
   describe('When deleting a video channel', function () {
     it('Should fail with a non authenticated user', async function () {
-      await deleteVideoChannel(server.url, 'coucou', 'super_channel', 401)
+      await deleteVideoChannel(server.url, 'coucou', 'super_channel', HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should fail with another authenticated user', async function () {
-      await deleteVideoChannel(server.url, accessTokenUser, 'super_channel', 403)
+      await deleteVideoChannel(server.url, accessTokenUser, 'super_channel', HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with an unknown video channel id', async function () {
-      await deleteVideoChannel(server.url, server.accessToken, 'super_channel2', 404)
+      await deleteVideoChannel(server.url, server.accessToken, 'super_channel2', HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should succeed with the correct parameters', async function () {
@@ -332,7 +333,7 @@ describe('Test video channels API validator', function () {
     })
 
     it('Should fail to delete the last user video channel', async function () {
-      await deleteVideoChannel(server.url, server.accessToken, 'root_channel', 409)
+      await deleteVideoChannel(server.url, server.accessToken, 'root_channel', HttpStatusCode.CONFLICT_409)
     })
   })
 
diff --git a/server/tests/api/check-params/video-comments.ts b/server/tests/api/check-params/video-comments.ts
index 662d4a70d..659a10c41 100644
--- a/server/tests/api/check-params/video-comments.ts
+++ b/server/tests/api/check-params/video-comments.ts
@@ -20,6 +20,7 @@ import {
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { addVideoCommentThread } from '../../../../shared/extra-utils/videos/video-comments'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 const expect = chai.expect
 
@@ -83,7 +84,7 @@ describe('Test video comments API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: '/api/v1/videos/ba708d62-e3d7-45d9-9d73-41b9097cc02d/comment-threads',
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
   })
@@ -93,7 +94,7 @@ describe('Test video comments API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: '/api/v1/videos/ba708d62-e3d7-45d9-9d73-41b9097cc02d/comment-threads/' + commentId,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -101,7 +102,7 @@ describe('Test video comments API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: '/api/v1/videos/' + videoUUID + '/comment-threads/156',
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -109,7 +110,7 @@ describe('Test video comments API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: '/api/v1/videos/' + videoUUID + '/comment-threads/' + commentId,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -120,7 +121,13 @@ describe('Test video comments API validator', function () {
       const fields = {
         text: 'text'
       }
-      await makePostBodyRequest({ url: server.url, path: pathThread, token: 'none', fields, statusCodeExpected: 401 })
+      await makePostBodyRequest({
+        url: server.url,
+        path: pathThread,
+        token: 'none',
+        fields,
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
+      })
     })
 
     it('Should fail with nothing', async function () {
@@ -147,14 +154,26 @@ describe('Test video comments API validator', function () {
       const fields = {
         text: 'super comment'
       }
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 404 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should succeed with the correct parameters', async function () {
       const fields = {
         text: 'super comment'
       }
-      await makePostBodyRequest({ url: server.url, path: pathThread, token: server.accessToken, fields, statusCodeExpected: 200 })
+      await makePostBodyRequest({
+        url: server.url,
+        path: pathThread,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.OK_200
+      })
     })
   })
 
@@ -163,7 +182,13 @@ describe('Test video comments API validator', function () {
       const fields = {
         text: 'text'
       }
-      await makePostBodyRequest({ url: server.url, path: pathComment, token: 'none', fields, statusCodeExpected: 401 })
+      await makePostBodyRequest({
+        url: server.url,
+        path: pathComment,
+        token: 'none',
+        fields,
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
+      })
     })
 
     it('Should fail with nothing', async function () {
@@ -190,7 +215,13 @@ describe('Test video comments API validator', function () {
       const fields = {
         text: 'super comment'
       }
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 404 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should fail with an incorrect comment', async function () {
@@ -198,34 +229,51 @@ describe('Test video comments API validator', function () {
       const fields = {
         text: 'super comment'
       }
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 404 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should succeed with the correct parameters', async function () {
       const fields = {
         text: 'super comment'
       }
-      await makePostBodyRequest({ url: server.url, path: pathComment, token: server.accessToken, fields, statusCodeExpected: 200 })
+      await makePostBodyRequest({
+        url: server.url,
+        path: pathComment,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.OK_200
+      })
     })
   })
 
   describe('When removing video comments', function () {
     it('Should fail with a non authenticated user', async function () {
-      await makeDeleteRequest({ url: server.url, path: pathComment, token: 'none', statusCodeExpected: 401 })
+      await makeDeleteRequest({ url: server.url, path: pathComment, token: 'none', statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with another user', async function () {
-      await makeDeleteRequest({ url: server.url, path: pathComment, token: userAccessToken, statusCodeExpected: 403 })
+      await makeDeleteRequest({
+        url: server.url,
+        path: pathComment,
+        token: userAccessToken,
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
+      })
     })
 
     it('Should fail with an incorrect video', async function () {
       const path = '/api/v1/videos/ba708d62-e3d7-45d9-9d73-41b9097cc02d/comments/' + commentId
-      await makeDeleteRequest({ url: server.url, path, token: server.accessToken, statusCodeExpected: 404 })
+      await makeDeleteRequest({ url: server.url, path, token: server.accessToken, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
     })
 
     it('Should fail with an incorrect comment', async function () {
       const path = '/api/v1/videos/' + videoUUID + '/comments/124'
-      await makeDeleteRequest({ url: server.url, path, token: server.accessToken, statusCodeExpected: 404 })
+      await makeDeleteRequest({ url: server.url, path, token: server.accessToken, statusCodeExpected: HttpStatusCode.NOT_FOUND_404 })
     })
 
     it('Should succeed with the same user', async function () {
@@ -238,8 +286,8 @@ describe('Test video comments API validator', function () {
 
       const path = '/api/v1/videos/' + videoUUID + '/comments/' + commentToDelete
 
-      await makeDeleteRequest({ url: server.url, path, token: userAccessToken2, statusCodeExpected: 403 })
-      await makeDeleteRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: 204 })
+      await makeDeleteRequest({ url: server.url, path, token: userAccessToken2, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
+      await makeDeleteRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: HttpStatusCode.NO_CONTENT_204 })
     })
 
     it('Should succeed with the owner of the video', async function () {
@@ -258,12 +306,17 @@ describe('Test video comments API validator', function () {
 
       const path = '/api/v1/videos/' + anotherVideoUUID + '/comments/' + commentToDelete
 
-      await makeDeleteRequest({ url: server.url, path, token: userAccessToken2, statusCodeExpected: 403 })
-      await makeDeleteRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: 204 })
+      await makeDeleteRequest({ url: server.url, path, token: userAccessToken2, statusCodeExpected: HttpStatusCode.FORBIDDEN_403 })
+      await makeDeleteRequest({ url: server.url, path, token: userAccessToken, statusCodeExpected: HttpStatusCode.NO_CONTENT_204 })
     })
 
     it('Should succeed with the correct parameters', async function () {
-      await makeDeleteRequest({ url: server.url, path: pathComment, token: server.accessToken, statusCodeExpected: 204 })
+      await makeDeleteRequest({
+        url: server.url,
+        path: pathComment,
+        token: server.accessToken,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
@@ -278,7 +331,7 @@ describe('Test video comments API validator', function () {
       const res = await makeGetRequest({
         url: server.url,
         path: pathThread,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
       expect(res.body.total).to.equal(0)
       expect(res.body.data).to.have.lengthOf(0)
@@ -290,7 +343,13 @@ describe('Test video comments API validator', function () {
       const fields = {
         text: 'super comment'
       }
-      await makePostBodyRequest({ url: server.url, path: pathThread, token: server.accessToken, fields, statusCodeExpected: 409 })
+      await makePostBodyRequest({
+        url: server.url,
+        path: pathThread,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
     })
 
     it('Should return conflict on comment thread add')
@@ -315,7 +374,7 @@ describe('Test video comments API validator', function () {
       await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -324,7 +383,7 @@ describe('Test video comments API validator', function () {
         url: server.url,
         path,
         token: userAccessToken,
-        statusCodeExpected: 403
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
       })
     })
 
@@ -339,7 +398,7 @@ describe('Test video comments API validator', function () {
           searchAccount: 'toto',
           searchVideo: 'toto'
         },
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
diff --git a/server/tests/api/check-params/video-imports.ts b/server/tests/api/check-params/video-imports.ts
index f954ba089..49ff96117 100644
--- a/server/tests/api/check-params/video-imports.ts
+++ b/server/tests/api/check-params/video-imports.ts
@@ -24,6 +24,7 @@ import {
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { getMagnetURI, getGoodVideoUrl } from '../../../../shared/extra-utils/videos/video-imports'
 import { VideoPrivacy } from '../../../../shared/models/videos/video-privacy.enum'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test video imports API validator', function () {
   const path = '/api/v1/videos/imports'
@@ -67,7 +68,7 @@ describe('Test video imports API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path: myPath, statusCodeExpected: 200, token: server.accessToken })
+      await makeGetRequest({ url: server.url, path: myPath, statusCodeExpected: HttpStatusCode.OK_200, token: server.accessToken })
     })
   })
 
@@ -100,7 +101,13 @@ describe('Test video imports API validator', function () {
 
     it('Should fail without a target url', async function () {
       const fields = omit(baseCorrectParams, 'targetUrl')
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 400 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
+      })
     })
 
     it('Should fail with a bad target url', async function () {
@@ -251,7 +258,7 @@ describe('Test video imports API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
 
@@ -274,7 +281,7 @@ describe('Test video imports API validator', function () {
         path,
         token: server.accessToken,
         fields: baseCorrectParams,
-        statusCodeExpected: 409
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
       })
     })
 
@@ -295,14 +302,27 @@ describe('Test video imports API validator', function () {
       let fields = omit(baseCorrectParams, 'targetUrl')
       fields = immutableAssign(fields, { magnetUri: getMagnetURI() })
 
-      await makePostBodyRequest({ url: server.url, path, token: server.accessToken, fields, statusCodeExpected: 409 })
+      await makePostBodyRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
 
       fields = omit(fields, 'magnetUri')
       const attaches = {
         torrentfile: join(__dirname, '..', '..', 'fixtures', 'video-720p.torrent')
       }
 
-      await makeUploadRequest({ url: server.url, path, token: server.accessToken, fields, attaches, statusCodeExpected: 409 })
+      await makeUploadRequest({
+        url: server.url,
+        path,
+        token: server.accessToken,
+        fields,
+        attaches,
+        statusCodeExpected: HttpStatusCode.CONFLICT_409
+      })
     })
   })
 
diff --git a/server/tests/api/check-params/video-playlists.ts b/server/tests/api/check-params/video-playlists.ts
index 179ae9201..418af05d1 100644
--- a/server/tests/api/check-params/video-playlists.ts
+++ b/server/tests/api/check-params/video-playlists.ts
@@ -28,6 +28,7 @@ import {
 } from '../../../../shared/extra-utils/requests/check-api-params'
 import { VideoPlaylistPrivacy } from '../../../../shared/models/videos/playlist/video-playlist-privacy.model'
 import { VideoPlaylistType } from '../../../../shared/models/videos/playlist/video-playlist-type.model'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test video playlists API validator', function () {
   let server: ServerInfo
@@ -114,19 +115,34 @@ describe('Test video playlists API validator', function () {
     it('Should fail with a bad account parameter', async function () {
       const accountPath = '/api/v1/accounts/root2/video-playlists'
 
-      await makeGetRequest({ url: server.url, path: accountPath, statusCodeExpected: 404, token: server.accessToken })
+      await makeGetRequest({
+        url: server.url,
+        path: accountPath,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404,
+        token: server.accessToken
+      })
     })
 
     it('Should fail with a bad video channel parameter', async function () {
       const accountPath = '/api/v1/video-channels/bad_channel/video-playlists'
 
-      await makeGetRequest({ url: server.url, path: accountPath, statusCodeExpected: 404, token: server.accessToken })
+      await makeGetRequest({
+        url: server.url,
+        path: accountPath,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404,
+        token: server.accessToken
+      })
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path: globalPath, statusCodeExpected: 200, token: server.accessToken })
-      await makeGetRequest({ url: server.url, path: accountPath, statusCodeExpected: 200, token: server.accessToken })
-      await makeGetRequest({ url: server.url, path: videoChannelPath, statusCodeExpected: 200, token: server.accessToken })
+      await makeGetRequest({ url: server.url, path: globalPath, statusCodeExpected: HttpStatusCode.OK_200, token: server.accessToken })
+      await makeGetRequest({ url: server.url, path: accountPath, statusCodeExpected: HttpStatusCode.OK_200, token: server.accessToken })
+      await makeGetRequest({
+        url: server.url,
+        path: videoChannelPath,
+        statusCodeExpected: HttpStatusCode.OK_200,
+        token: server.accessToken
+      })
     })
   })
 
@@ -142,17 +158,17 @@ describe('Test video playlists API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path: path + playlistUUID + '/videos', statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path: path + playlistUUID + '/videos', statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
   describe('When getting a video playlist', function () {
     it('Should fail with a bad id or uuid', async function () {
-      await getVideoPlaylist(server.url, 'toto', 400)
+      await getVideoPlaylist(server.url, 'toto', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with an unknown playlist', async function () {
-      await getVideoPlaylist(server.url, 42, 404)
+      await getVideoPlaylist(server.url, 42, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail to get an unlisted playlist with the number id', async function () {
@@ -166,19 +182,19 @@ describe('Test video playlists API validator', function () {
       })
       const playlist = res.body.videoPlaylist
 
-      await getVideoPlaylist(server.url, playlist.id, 404)
-      await getVideoPlaylist(server.url, playlist.uuid, 200)
+      await getVideoPlaylist(server.url, playlist.id, HttpStatusCode.NOT_FOUND_404)
+      await getVideoPlaylist(server.url, playlist.uuid, HttpStatusCode.OK_200)
     })
 
     it('Should succeed with the correct params', async function () {
-      await getVideoPlaylist(server.url, playlistUUID, 200)
+      await getVideoPlaylist(server.url, playlistUUID, HttpStatusCode.OK_200)
     })
   })
 
   describe('When creating/updating a video playlist', function () {
     const getBase = (playlistAttrs: any = {}, wrapper: any = {}) => {
       return Object.assign({
-        expectedStatus: 400,
+        expectedStatus: HttpStatusCode.BAD_REQUEST_400,
         url: server.url,
         token: server.accessToken,
         playlistAttrs: Object.assign({
@@ -194,7 +210,7 @@ describe('Test video playlists API validator', function () {
     }
 
     it('Should fail with an unauthenticated user', async function () {
-      const params = getBase({}, { token: null, expectedStatus: 401 })
+      const params = getBase({}, { token: null, expectedStatus: HttpStatusCode.UNAUTHORIZED_401 })
 
       await createVideoPlaylist(params)
       await updateVideoPlaylist(getUpdate(params, playlistUUID))
@@ -228,7 +244,7 @@ describe('Test video playlists API validator', function () {
     })
 
     it('Should fail with an unknown video channel id', async function () {
-      const params = getBase({ videoChannelId: 42 }, { expectedStatus: 404 })
+      const params = getBase({ videoChannelId: 42 }, { expectedStatus: HttpStatusCode.NOT_FOUND_404 })
 
       await createVideoPlaylist(params)
       await updateVideoPlaylist(getUpdate(params, playlistUUID))
@@ -255,33 +271,33 @@ describe('Test video playlists API validator', function () {
 
     it('Should fail with an unknown playlist to update', async function () {
       await updateVideoPlaylist(getUpdate(
-        getBase({}, { expectedStatus: 404 }),
+        getBase({}, { expectedStatus: HttpStatusCode.NOT_FOUND_404 }),
         42
       ))
     })
 
     it('Should fail to update a playlist of another user', async function () {
       await updateVideoPlaylist(getUpdate(
-        getBase({}, { token: userAccessToken, expectedStatus: 403 }),
+        getBase({}, { token: userAccessToken, expectedStatus: HttpStatusCode.FORBIDDEN_403 }),
         playlistUUID
       ))
     })
 
     it('Should fail to update the watch later playlist', async function () {
       await updateVideoPlaylist(getUpdate(
-        getBase({}, { expectedStatus: 400 }),
+        getBase({}, { expectedStatus: HttpStatusCode.BAD_REQUEST_400 }),
         watchLaterPlaylistId
       ))
     })
 
     it('Should succeed with the correct params', async function () {
       {
-        const params = getBase({}, { expectedStatus: 200 })
+        const params = getBase({}, { expectedStatus: HttpStatusCode.OK_200 })
         await createVideoPlaylist(params)
       }
 
       {
-        const params = getBase({}, { expectedStatus: 204 })
+        const params = getBase({}, { expectedStatus: HttpStatusCode.NO_CONTENT_204 })
         await updateVideoPlaylist(getUpdate(params, playlistUUID))
       }
     })
@@ -290,7 +306,7 @@ describe('Test video playlists API validator', function () {
   describe('When adding an element in a playlist', function () {
     const getBase = (elementAttrs: any = {}, wrapper: any = {}) => {
       return Object.assign({
-        expectedStatus: 400,
+        expectedStatus: HttpStatusCode.BAD_REQUEST_400,
         url: server.url,
         token: server.accessToken,
         playlistId: playlistUUID,
@@ -303,12 +319,12 @@ describe('Test video playlists API validator', function () {
     }
 
     it('Should fail with an unauthenticated user', async function () {
-      const params = getBase({}, { token: null, expectedStatus: 401 })
+      const params = getBase({}, { token: null, expectedStatus: HttpStatusCode.UNAUTHORIZED_401 })
       await addVideoInPlaylist(params)
     })
 
     it('Should fail with the playlist of another user', async function () {
-      const params = getBase({}, { token: userAccessToken, expectedStatus: 403 })
+      const params = getBase({}, { token: userAccessToken, expectedStatus: HttpStatusCode.FORBIDDEN_403 })
       await addVideoInPlaylist(params)
     })
 
@@ -319,13 +335,13 @@ describe('Test video playlists API validator', function () {
       }
 
       {
-        const params = getBase({}, { playlistId: 42, expectedStatus: 404 })
+        const params = getBase({}, { playlistId: 42, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
         await addVideoInPlaylist(params)
       }
     })
 
     it('Should fail with an unknown or incorrect video id', async function () {
-      const params = getBase({ videoId: 42 }, { expectedStatus: 404 })
+      const params = getBase({ videoId: 42 }, { expectedStatus: HttpStatusCode.NOT_FOUND_404 })
       await addVideoInPlaylist(params)
     })
 
@@ -342,7 +358,7 @@ describe('Test video playlists API validator', function () {
     })
 
     it('Succeed with the correct params', async function () {
-      const params = getBase({}, { expectedStatus: 200 })
+      const params = getBase({}, { expectedStatus: HttpStatusCode.OK_200 })
       const res = await addVideoInPlaylist(params)
       playlistElementId = res.body.videoPlaylistElement.id
     })
@@ -359,17 +375,17 @@ describe('Test video playlists API validator', function () {
         }, elementAttrs),
         playlistElementId,
         playlistId: playlistUUID,
-        expectedStatus: 400
+        expectedStatus: HttpStatusCode.BAD_REQUEST_400
       }, wrapper)
     }
 
     it('Should fail with an unauthenticated user', async function () {
-      const params = getBase({}, { token: null, expectedStatus: 401 })
+      const params = getBase({}, { token: null, expectedStatus: HttpStatusCode.UNAUTHORIZED_401 })
       await updateVideoPlaylistElement(params)
     })
 
     it('Should fail with the playlist of another user', async function () {
-      const params = getBase({}, { token: userAccessToken, expectedStatus: 403 })
+      const params = getBase({}, { token: userAccessToken, expectedStatus: HttpStatusCode.FORBIDDEN_403 })
       await updateVideoPlaylistElement(params)
     })
 
@@ -380,7 +396,7 @@ describe('Test video playlists API validator', function () {
       }
 
       {
-        const params = getBase({}, { playlistId: 42, expectedStatus: 404 })
+        const params = getBase({}, { playlistId: 42, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
         await updateVideoPlaylistElement(params)
       }
     })
@@ -392,7 +408,7 @@ describe('Test video playlists API validator', function () {
       }
 
       {
-        const params = getBase({}, { playlistElementId: 42, expectedStatus: 404 })
+        const params = getBase({}, { playlistElementId: 42, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
         await updateVideoPlaylistElement(params)
       }
     })
@@ -410,12 +426,12 @@ describe('Test video playlists API validator', function () {
     })
 
     it('Should fail with an unknown element', async function () {
-      const params = getBase({}, { playlistElementId: 888, expectedStatus: 404 })
+      const params = getBase({}, { playlistElementId: 888, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
       await updateVideoPlaylistElement(params)
     })
 
     it('Succeed with the correct params', async function () {
-      const params = getBase({}, { expectedStatus: 204 })
+      const params = getBase({}, { expectedStatus: HttpStatusCode.NO_CONTENT_204 })
       await updateVideoPlaylistElement(params)
     })
   })
@@ -434,7 +450,7 @@ describe('Test video playlists API validator', function () {
           insertAfterPosition: 2,
           reorderLength: 3
         }, elementAttrs),
-        expectedStatus: 400
+        expectedStatus: HttpStatusCode.BAD_REQUEST_400
       }, wrapper)
     }
 
@@ -453,12 +469,12 @@ describe('Test video playlists API validator', function () {
     })
 
     it('Should fail with an unauthenticated user', async function () {
-      const params = getBase({}, { token: null, expectedStatus: 401 })
+      const params = getBase({}, { token: null, expectedStatus: HttpStatusCode.UNAUTHORIZED_401 })
       await reorderVideosPlaylist(params)
     })
 
     it('Should fail with the playlist of another user', async function () {
-      const params = getBase({}, { token: userAccessToken, expectedStatus: 403 })
+      const params = getBase({}, { token: userAccessToken, expectedStatus: HttpStatusCode.FORBIDDEN_403 })
       await reorderVideosPlaylist(params)
     })
 
@@ -469,7 +485,7 @@ describe('Test video playlists API validator', function () {
       }
 
       {
-        const params = getBase({}, { playlistId: 42, expectedStatus: 404 })
+        const params = getBase({}, { playlistId: 42, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
         await reorderVideosPlaylist(params)
       }
     })
@@ -526,7 +542,7 @@ describe('Test video playlists API validator', function () {
     })
 
     it('Succeed with the correct params', async function () {
-      const params = getBase({}, { expectedStatus: 204 })
+      const params = getBase({}, { expectedStatus: HttpStatusCode.NO_CONTENT_204 })
       await reorderVideosPlaylist(params)
     })
   })
@@ -539,7 +555,7 @@ describe('Test video playlists API validator', function () {
         url: server.url,
         path,
         query: { videoIds: [ 1, 2 ] },
-        statusCodeExpected: 401
+        statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401
       })
     })
 
@@ -572,7 +588,7 @@ describe('Test video playlists API validator', function () {
         token: server.accessToken,
         path,
         query: { videoIds: [ 1, 2 ] },
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
     })
   })
@@ -584,17 +600,17 @@ describe('Test video playlists API validator', function () {
         token: server.accessToken,
         playlistElementId,
         playlistId: playlistUUID,
-        expectedStatus: 400
+        expectedStatus: HttpStatusCode.BAD_REQUEST_400
       }, wrapper)
     }
 
     it('Should fail with an unauthenticated user', async function () {
-      const params = getBase({ token: null, expectedStatus: 401 })
+      const params = getBase({ token: null, expectedStatus: HttpStatusCode.UNAUTHORIZED_401 })
       await removeVideoFromPlaylist(params)
     })
 
     it('Should fail with the playlist of another user', async function () {
-      const params = getBase({ token: userAccessToken, expectedStatus: 403 })
+      const params = getBase({ token: userAccessToken, expectedStatus: HttpStatusCode.FORBIDDEN_403 })
       await removeVideoFromPlaylist(params)
     })
 
@@ -605,7 +621,7 @@ describe('Test video playlists API validator', function () {
       }
 
       {
-        const params = getBase({ playlistId: 42, expectedStatus: 404 })
+        const params = getBase({ playlistId: 42, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
         await removeVideoFromPlaylist(params)
       }
     })
@@ -617,33 +633,33 @@ describe('Test video playlists API validator', function () {
       }
 
       {
-        const params = getBase({ playlistElementId: 42, expectedStatus: 404 })
+        const params = getBase({ playlistElementId: 42, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
         await removeVideoFromPlaylist(params)
       }
     })
 
     it('Should fail with an unknown element', async function () {
-      const params = getBase({ playlistElementId: 888, expectedStatus: 404 })
+      const params = getBase({ playlistElementId: 888, expectedStatus: HttpStatusCode.NOT_FOUND_404 })
       await removeVideoFromPlaylist(params)
     })
 
     it('Succeed with the correct params', async function () {
-      const params = getBase({ expectedStatus: 204 })
+      const params = getBase({ expectedStatus: HttpStatusCode.NO_CONTENT_204 })
       await removeVideoFromPlaylist(params)
     })
   })
 
   describe('When deleting a playlist', function () {
     it('Should fail with an unknown playlist', async function () {
-      await deleteVideoPlaylist(server.url, server.accessToken, 42, 404)
+      await deleteVideoPlaylist(server.url, server.accessToken, 42, HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a playlist of another user', async function () {
-      await deleteVideoPlaylist(server.url, userAccessToken, playlistUUID, 403)
+      await deleteVideoPlaylist(server.url, userAccessToken, playlistUUID, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with the watch later playlist', async function () {
-      await deleteVideoPlaylist(server.url, server.accessToken, watchLaterPlaylistId, 400)
+      await deleteVideoPlaylist(server.url, server.accessToken, watchLaterPlaylistId, HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should succeed with the correct params', async function () {
diff --git a/server/tests/api/check-params/videos-filter.ts b/server/tests/api/check-params/videos-filter.ts
index bf8248b0e..2391584a7 100644
--- a/server/tests/api/check-params/videos-filter.ts
+++ b/server/tests/api/check-params/videos-filter.ts
@@ -12,8 +12,9 @@ import {
   userLogin
 } from '../../../../shared/extra-utils'
 import { UserRole } from '../../../../shared/models/users'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
-async function testEndpoints (server: ServerInfo, token: string, filter: string, statusCodeExpected: number) {
+async function testEndpoints (server: ServerInfo, token: string, filter: string, statusCodeExpected: HttpStatusCode) {
   const paths = [
     '/api/v1/video-channels/root_channel/videos',
     '/api/v1/accounts/root/videos',
@@ -71,26 +72,26 @@ describe('Test videos filters', function () {
   describe('When setting a video filter', function () {
 
     it('Should fail with a bad filter', async function () {
-      await testEndpoints(server, server.accessToken, 'bad-filter', 400)
+      await testEndpoints(server, server.accessToken, 'bad-filter', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should succeed with a good filter', async function () {
-      await testEndpoints(server, server.accessToken, 'local', 200)
+      await testEndpoints(server, server.accessToken, 'local', HttpStatusCode.OK_200)
     })
 
     it('Should fail to list all-local/all with a simple user', async function () {
-      await testEndpoints(server, userAccessToken, 'all-local', 401)
-      await testEndpoints(server, userAccessToken, 'all', 401)
+      await testEndpoints(server, userAccessToken, 'all-local', HttpStatusCode.UNAUTHORIZED_401)
+      await testEndpoints(server, userAccessToken, 'all', HttpStatusCode.UNAUTHORIZED_401)
     })
 
     it('Should succeed to list all-local/all with a moderator', async function () {
-      await testEndpoints(server, moderatorAccessToken, 'all-local', 200)
-      await testEndpoints(server, moderatorAccessToken, 'all', 200)
+      await testEndpoints(server, moderatorAccessToken, 'all-local', HttpStatusCode.OK_200)
+      await testEndpoints(server, moderatorAccessToken, 'all', HttpStatusCode.OK_200)
     })
 
     it('Should succeed to list all-local/all with an admin', async function () {
-      await testEndpoints(server, server.accessToken, 'all-local', 200)
-      await testEndpoints(server, server.accessToken, 'all', 200)
+      await testEndpoints(server, server.accessToken, 'all-local', HttpStatusCode.OK_200)
+      await testEndpoints(server, server.accessToken, 'all', HttpStatusCode.OK_200)
     })
 
     // Because we cannot authenticate the user on the RSS endpoint
@@ -99,7 +100,7 @@ describe('Test videos filters', function () {
         await makeGetRequest({
           url: server.url,
           path: '/feeds/videos.json',
-          statusCodeExpected: 401,
+          statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401,
           query: {
             filter
           }
@@ -111,7 +112,7 @@ describe('Test videos filters', function () {
       await makeGetRequest({
         url: server.url,
         path: '/feeds/videos.json',
-        statusCodeExpected: 200,
+        statusCodeExpected: HttpStatusCode.OK_200,
         query: {
           filter: 'local'
         }
diff --git a/server/tests/api/check-params/videos-history.ts b/server/tests/api/check-params/videos-history.ts
index 941f62654..0e91fe0a8 100644
--- a/server/tests/api/check-params/videos-history.ts
+++ b/server/tests/api/check-params/videos-history.ts
@@ -13,6 +13,7 @@ import {
   setAccessTokensToServers,
   uploadVideo
 } from '../../../../shared/extra-utils'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 describe('Test videos history API validator', function () {
   const myHistoryPath = '/api/v1/users/me/history/videos'
@@ -39,31 +40,55 @@ describe('Test videos history API validator', function () {
 
     it('Should fail with an unauthenticated user', async function () {
       const fields = { currentTime: 5 }
-      await makePutBodyRequest({ url: server.url, path: watchingPath, fields, statusCodeExpected: 401 })
+      await makePutBodyRequest({ url: server.url, path: watchingPath, fields, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with an incorrect video id', async function () {
       const fields = { currentTime: 5 }
       const path = '/api/v1/videos/blabla/watching'
-      await makePutBodyRequest({ url: server.url, path, fields, token: server.accessToken, statusCodeExpected: 400 })
+      await makePutBodyRequest({
+        url: server.url,
+        path,
+        fields,
+        token: server.accessToken,
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
+      })
     })
 
     it('Should fail with an unknown video', async function () {
       const fields = { currentTime: 5 }
       const path = '/api/v1/videos/d91fff41-c24d-4508-8e13-3bd5902c3b02/watching'
 
-      await makePutBodyRequest({ url: server.url, path, fields, token: server.accessToken, statusCodeExpected: 404 })
+      await makePutBodyRequest({
+        url: server.url,
+        path,
+        fields,
+        token: server.accessToken,
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
+      })
     })
 
     it('Should fail with a bad current time', async function () {
       const fields = { currentTime: 'hello' }
-      await makePutBodyRequest({ url: server.url, path: watchingPath, fields, token: server.accessToken, statusCodeExpected: 400 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: watchingPath,
+        fields,
+        token: server.accessToken,
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
+      })
     })
 
     it('Should succeed with the correct parameters', async function () {
       const fields = { currentTime: 5 }
 
-      await makePutBodyRequest({ url: server.url, path: watchingPath, fields, token: server.accessToken, statusCodeExpected: 204 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: watchingPath,
+        fields,
+        token: server.accessToken,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
@@ -77,17 +102,17 @@ describe('Test videos history API validator', function () {
     })
 
     it('Should fail with an unauthenticated user', async function () {
-      await makeGetRequest({ url: server.url, path: myHistoryPath, statusCodeExpected: 401 })
+      await makeGetRequest({ url: server.url, path: myHistoryPath, statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should succeed with the correct params', async function () {
-      await makeGetRequest({ url: server.url, token: server.accessToken, path: myHistoryPath, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, token: server.accessToken, path: myHistoryPath, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
   describe('When removing user videos history', function () {
     it('Should fail with an unauthenticated user', async function () {
-      await makePostBodyRequest({ url: server.url, path: myHistoryPath + '/remove', statusCodeExpected: 401 })
+      await makePostBodyRequest({ url: server.url, path: myHistoryPath + '/remove', statusCodeExpected: HttpStatusCode.UNAUTHORIZED_401 })
     })
 
     it('Should fail with a bad beforeDate parameter', async function () {
@@ -97,7 +122,7 @@ describe('Test videos history API validator', function () {
         token: server.accessToken,
         path: myHistoryRemove,
         fields: body,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -108,7 +133,7 @@ describe('Test videos history API validator', function () {
         token: server.accessToken,
         path: myHistoryRemove,
         fields: body,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
 
@@ -117,7 +142,7 @@ describe('Test videos history API validator', function () {
         url: server.url,
         token: server.accessToken,
         path: myHistoryRemove,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
diff --git a/server/tests/api/check-params/videos.ts b/server/tests/api/check-params/videos.ts
index 0d4665954..d60546917 100644
--- a/server/tests/api/check-params/videos.ts
+++ b/server/tests/api/check-params/videos.ts
@@ -28,6 +28,7 @@ import {
   checkBadSortPagination,
   checkBadStartPagination
 } from '../../../../shared/extra-utils/requests/check-api-params'
+import { HttpStatusCode } from '../../../../shared/core-utils/miscs/http-error-codes'
 
 const expect = chai.expect
 
@@ -76,11 +77,11 @@ describe('Test videos API validator', function () {
     })
 
     it('Should fail with a bad skipVideos query', async function () {
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 200, query: { skipCount: 'toto' } })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.OK_200, query: { skipCount: 'toto' } })
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 200, query: { skipCount: false } })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.OK_200, query: { skipCount: false } })
     })
   })
 
@@ -90,7 +91,7 @@ describe('Test videos API validator', function () {
       await makeGetRequest({
         url: server.url,
         path: join(path, 'search'),
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
@@ -107,7 +108,7 @@ describe('Test videos API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -127,7 +128,7 @@ describe('Test videos API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, token: server.accessToken, path, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, token: server.accessToken, path, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -151,7 +152,7 @@ describe('Test videos API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -175,7 +176,7 @@ describe('Test videos API validator', function () {
     })
 
     it('Should success with the correct parameters', async function () {
-      await makeGetRequest({ url: server.url, path, statusCodeExpected: 200 })
+      await makeGetRequest({ url: server.url, path, statusCodeExpected: HttpStatusCode.OK_200 })
     })
   })
 
@@ -408,7 +409,7 @@ describe('Test videos API validator', function () {
           token: server.accessToken,
           fields,
           attaches,
-          statusCodeExpected: 200
+          statusCodeExpected: HttpStatusCode.OK_200
         })
       }
 
@@ -423,7 +424,7 @@ describe('Test videos API validator', function () {
           token: server.accessToken,
           fields,
           attaches,
-          statusCodeExpected: 200
+          statusCodeExpected: HttpStatusCode.OK_200
         })
       }
 
@@ -438,7 +439,7 @@ describe('Test videos API validator', function () {
           token: server.accessToken,
           fields,
           attaches,
-          statusCodeExpected: 200
+          statusCodeExpected: HttpStatusCode.OK_200
         })
       }
     })
@@ -481,7 +482,7 @@ describe('Test videos API validator', function () {
         path: path + '4da6fde3-88f7-4d16-b119-108df5630b06',
         token: server.accessToken,
         fields,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -630,7 +631,13 @@ describe('Test videos API validator', function () {
     it('Should fail with a video of another user without the appropriate right', async function () {
       const fields = baseCorrectParams
 
-      await makePutBodyRequest({ url: server.url, path: path + videoId, token: userAccessToken, fields, statusCodeExpected: 403 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + videoId,
+        token: userAccessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.FORBIDDEN_403
+      })
     })
 
     it('Should fail with a video of another server')
@@ -638,7 +645,13 @@ describe('Test videos API validator', function () {
     it('Should succeed with the correct parameters', async function () {
       const fields = baseCorrectParams
 
-      await makePutBodyRequest({ url: server.url, path: path + videoId, token: server.accessToken, fields, statusCodeExpected: 204 })
+      await makePutBodyRequest({
+        url: server.url,
+        path: path + videoId,
+        token: server.accessToken,
+        fields,
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
+      })
     })
   })
 
@@ -647,7 +660,7 @@ describe('Test videos API validator', function () {
       const res = await makeGetRequest({
         url: server.url,
         path,
-        statusCodeExpected: 200
+        statusCodeExpected: HttpStatusCode.OK_200
       })
 
       expect(res.body.data).to.be.an('array')
@@ -655,11 +668,11 @@ describe('Test videos API validator', function () {
     })
 
     it('Should fail without a correct uuid', async function () {
-      await getVideo(server.url, 'coucou', 400)
+      await getVideo(server.url, 'coucou', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should return 404 with an incorrect video', async function () {
-      await getVideo(server.url, '4da6fde3-88f7-4d16-b119-108df5630b06', 404)
+      await getVideo(server.url, '4da6fde3-88f7-4d16-b119-108df5630b06', HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should succeed with the correct parameters', async function () {
@@ -691,7 +704,7 @@ describe('Test videos API validator', function () {
         path: path + '4da6fde3-88f7-4d16-b119-108df5630b06/rate',
         token: server.accessToken,
         fields,
-        statusCodeExpected: 404
+        statusCodeExpected: HttpStatusCode.NOT_FOUND_404
       })
     })
 
@@ -711,7 +724,7 @@ describe('Test videos API validator', function () {
         path: path + videoId + '/rate',
         token: server.accessToken,
         fields,
-        statusCodeExpected: 204
+        statusCodeExpected: HttpStatusCode.NO_CONTENT_204
       })
     })
   })
@@ -721,20 +734,20 @@ describe('Test videos API validator', function () {
       await makeDeleteRequest({
         url: server.url,
         path,
-        statusCodeExpected: 400
+        statusCodeExpected: HttpStatusCode.BAD_REQUEST_400
       })
     })
 
     it('Should fail without a correct uuid', async function () {
-      await removeVideo(server.url, server.accessToken, 'hello', 400)
+      await removeVideo(server.url, server.accessToken, 'hello', HttpStatusCode.BAD_REQUEST_400)
     })
 
     it('Should fail with a video which does not exist', async function () {
-      await removeVideo(server.url, server.accessToken, '4da6fde3-88f7-4d16-b119-108df5630b06', 404)
+      await removeVideo(server.url, server.accessToken, '4da6fde3-88f7-4d16-b119-108df5630b06', HttpStatusCode.NOT_FOUND_404)
     })
 
     it('Should fail with a video of another user without the appropriate right', async function () {
-      await removeVideo(server.url, userAccessToken, videoId, 403)
+      await removeVideo(server.url, userAccessToken, videoId, HttpStatusCode.FORBIDDEN_403)
     })
 
     it('Should fail with a video of another server')