Add vitest and configuration

GitOrigin-RevId: 1262f9f32a0db6a29d3feedd8158b8dd04e48b6a

services/web/test/unit/bootstrap.js

@@ -1,29 +1,6 @@
 const Path = require('path')
-const chai = require('chai')
 const sinon = require('sinon')
-
-/*
- * Chai configuration
- */
-
-// add chai.should()
-chai.should()
-
-// Load sinon-chai assertions so expect(stubFn).to.have.been.calledWith('abc')
-// has a nicer failure messages
-chai.use(require('sinon-chai'))
-
-// Load promise support for chai
-chai.use(require('chai-as-promised'))
-
-// Do not truncate assertion errors
-chai.config.truncateThreshold = 0
-
-// add support for mongoose in sinon
-require('sinon-mongoose')
-
-// ensure every ObjectId has the id string as a property for correct comparisons
-require('mongodb-legacy').ObjectId.cacheHexString = true
+require('./common_bootstrap')
 
 /*
  * Global stubs

services/web/test/unit/common_bootstrap.js

@@ -0,0 +1,24 @@
+const chai = require('chai')
+
+/*
+ * Chai configuration
+ */
+
+// add chai.should()
+chai.should()
+
+// Load sinon-chai assertions so expect(stubFn).to.have.been.calledWith('abc')
+// has a nicer failure messages
+chai.use(require('sinon-chai'))
+
+// Load promise support for chai
+chai.use(require('chai-as-promised'))
+
+// Do not truncate assertion errors
+chai.config.truncateThreshold = 0
+
+// add support for mongoose in sinon
+require('sinon-mongoose')
+
+// ensure every ObjectId has the id string as a property for correct comparisons
+require('mongodb-legacy').ObjectId.cacheHexString = true

services/web/test/unit/vitest_bootstrap.mjs

@@ -0,0 +1,29 @@
+import { vi } from 'vitest'
+import './common_bootstrap.js'
+import sinon from 'sinon'
+import logger from '@overleaf/logger'
+
+vi.mock('@overleaf/logger', async () => {
+  const sinon = (await import('sinon')).default
+  return {
+    default: {
+      debug: sinon.stub(),
+      info: sinon.stub(),
+      log: sinon.stub(),
+      warn: sinon.stub(),
+      err: sinon.stub(),
+      error: sinon.stub(),
+      fatal: sinon.stub(),
+    },
+  }
+})
+
+beforeEach(ctx => {
+  ctx.logger = logger
+})
+
+afterEach(() => {
+  vi.restoreAllMocks()
+  vi.resetModules()
+  sinon.restore()
+})