1 files changed, 33 insertions, 0 deletions

diff --git a/shared/extra-utils/mock-servers/mock-429.ts b/shared/extra-utils/mock-servers/mock-429.ts
new file mode 100644
index 000000000..9e0d1281a
--- /dev/null
+++ b/shared/extra-utils/mock-servers/mock-429.ts
@@ -0,0 +1,33 @@
+import express from 'express'
+import { Server } from 'http'
+import { getPort, randomListen, terminateServer } from './utils'
+
+export class Mock429 {
+  private server: Server
+  private responseSent = false
+
+  async initialize () {
+    const app = express()
+
+    app.get('/', (req: express.Request, res: express.Response, next: express.NextFunction) => {
+
+      if (!this.responseSent) {
+        this.responseSent = true
+
+        // Retry after 5 seconds
+        res.header('retry-after', '2')
+        return res.sendStatus(429)
+      }
+
+      return res.sendStatus(200)
+    })
+
+    this.server = await randomListen(app)
+
+    return getPort(this.server)
+  }
+
+  terminate () {
+    return terminateServer(this.server)
+  }
+}