1 files changed, 46 insertions, 0 deletions

diff --git a/packages/tests/src/shared/mock-servers/mock-instances-index.ts b/packages/tests/src/shared/mock-servers/mock-instances-index.ts
new file mode 100644
index 000000000..a21367358
--- /dev/null
+++ b/packages/tests/src/shared/mock-servers/mock-instances-index.ts
@@ -0,0 +1,46 @@
+import express from 'express'
+import { Server } from 'http'
+import { getPort, randomListen, terminateServer } from './shared.js'
+
+export class MockInstancesIndex {
+  private server: Server
+
+  private readonly indexInstances: { host: string, createdAt: string }[] = []
+
+  async initialize () {
+    const app = express()
+
+    app.use('/', (req: express.Request, res: express.Response, next: express.NextFunction) => {
+      if (process.env.DEBUG) console.log('Receiving request on mocked server %s.', req.url)
+
+      return next()
+    })
+
+    app.get('/api/v1/instances/hosts', (req: express.Request, res: express.Response) => {
+      const since = req.query.since
+
+      const filtered = this.indexInstances.filter(i => {
+        if (!since) return true
+
+        return i.createdAt > since
+      })
+
+      return res.json({
+        total: filtered.length,
+        data: filtered
+      })
+    })
+
+    this.server = await randomListen(app)
+
+    return getPort(this.server)
+  }
+
+  addInstance (host: string) {
+    this.indexInstances.push({ host, createdAt: new Date().toISOString() })
+  }
+
+  terminate () {
+    return terminateServer(this.server)
+  }
+}