test(core): Switch to vitest

5x speed improvement!

Author: Lms24

packages/core/jest.config.js

@@ -58,8 +58,8 @@
     "clean": "rimraf build coverage sentry-core-*.tgz",
     "fix": "eslint . --format stylish --fix",
     "lint": "eslint . --format stylish",
-    "test": "jest",
-    "test:watch": "jest --watch",
+    "test": "vitest run",
+    "test:watch": "vitest --watch",
     "yalc:publish": "yalc publish --push --sig"
   },
   "volta": {

packages/core/package.json

@@ -1,6 +1,7 @@
 import type { DsnComponents, SdkInfo } from '@sentry/types';
 import { makeDsn } from '@sentry/utils';
 
+import { describe, expect, it, test } from 'vitest';
 import { getEnvelopeEndpointWithUrlEncodedAuth, getReportDialogEndpoint } from '../../src/api';
 
 const ingestDsn = 'https://[email protected]:1234/subpath/123';

packages/core/test/lib/api.test.ts

@@ -1,5 +1,6 @@
 import { parseEnvelope } from '@sentry/utils';
 
+import { afterEach, beforeEach, describe, expect, test, vi } from 'vitest';
 import { createTransport } from '../../src/transports/base';
 import { TestClient, getDefaultTestClientOptions } from '../mocks/client';
 
@@ -10,7 +11,7 @@ describe('Attachments', () => {
   });
 
   afterEach(() => {
-    jest.clearAllMocks();
+    vi.clearAllMocks();
   });
 
   test('actually end up in envelope', async () => {