chore(dep): Migrate from jest to vitest to leverage native ESM support

.oxlintrc.json

@@ -1,6 +1,6 @@
 {
   "$schema": "./node_modules/oxlint/configuration_schema.json",
-  "plugins": ["typescript", "unicorn", "oxc", "import", "jest"],
+  "plugins": ["typescript", "unicorn", "oxc", "import", "vitest"],
   "categories": {
     "correctness": "error"
   },

package.json

@@ -12,7 +12,10 @@
       "lodash": ">=4.18.1",
       "tar": "^7.5.13",
       "undici": ">=8.0.2"
-    }
+    },
+    "ignoredBuiltDependencies": [
+      "nx"
+    ]
   },
   "scripts": {
     "build": "nx run-many --target=build",
@@ -39,22 +42,19 @@
     "@changesets/changelog-github": "^0.5.2",
     "@changesets/cli": "^2.30.0",
     "@codecov/bundle-analyzer": "^1.9.1",
-    "@jest/globals": "^30.3.0",
-    "@swc/core": "^1.15.24",
-    "@swc/jest": "^0.2.39",
-    "@types/jest": "^30.0.0",
+    "@vitest/coverage-v8": "^4.0.10",
+    "@vitest/eslint-plugin": "^1.4.3",
+    "@vitest/ui": "^4.0.10",
     "all-contributors-cli": "github:jdalrymple/all-contributors-cli#dist",
     "globals": "^16.5.0",
     "husky": "^9.1.7",
-    "jest": "^30.3.0",
-    "jest-extended": "^7.0.0",
-    "jest-junit": "^16.0.0",
-    "lint-staged": "^16.4.0",
-    "nx": "^22.6.4",
+    "lint-staged": "^16.2.6",
+    "nx": "^22.0.3",
     "oxlint": "^1.58.0",
     "prettier": "3.6.2",
     "tsdown": "^0.21.7",
-    "typescript": "^5.9.3"
+    "typescript": "^5.9.3",
+    "vitest": "^4.1.5"
   },
   "packageManager": "pnpm@10.33.0+sha512.10568bb4a6afb58c9eb3630da90cc9516417abebd3fabbe6739f0ae795728da1491e9db5a544c76ad8eb7570f5c4bb3d6c637b2cb41bfdcdb47fa823c8649319"
 }

packages/cli/package.json

@@ -32,9 +32,9 @@
     "dist"
   ],
   "scripts": {
+    "test:unit": "vitest run --config vitest.config.mjs test/unit",
+    "test:e2e": "vitest run --config vitest.config.mjs test/e2e",
     "build": "tsdown src/index.ts --format esm --target esnext",
-    "test:unit": "jest --maxWorkers=50% test/unit",
-    "test:e2e": "jest --maxWorkers=50% test/e2e",
     "lint": "oxlint src test scripts",
     "lint:fix": "oxlint src test scripts --fix"
   },
@@ -47,6 +47,8 @@
   },
   "devDependencies": {
     "tsdown": "^0.21.7",
-    "typescript": "^5.9.3"
+    "@vitest/expect": "^4.0.10",
+    "typescript": "^5.9.3",
+    "vitest-extended": "^0.0.1"
   }
 }

packages/cli/src/cli.ts

@@ -1,8 +1,9 @@
 import type { MethodTemplate } from './utils';
-import API_MAP from '@gitbeaker/core/map.json' with { type: 'json' };
 import * as Gitbeaker from '@gitbeaker/rest';
 import Chalk from 'chalk';
 import Sywac from 'sywac';
+import API_MAP from './map';
+import pkg from '../package.json';
 import {
   buildArgumentObjects,
   getCLISafeNormalizedTerm,
@@ -70,7 +71,9 @@ const optionStyle = Chalk.white.bold;
 const descriptionStyle = Chalk.hex('#848484');
 const hintStyle = Chalk.hex('#6a5f88');
 
-const cli = Sywac.version('-v, --version')
+const cli = Sywac.version('-v, --version', {
+  version: pkg.version,
+})
   .help('-h, --help')
   .showHelpByDefault()
   .epilogue(`Copyright ${new Date().getFullYear()}`)

packages/cli/src/map.ts

@@ -0,0 +1,4 @@
+// Wrapper module to handle JSON import with assertion
+import API_MAP from '@gitbeaker/core/map.json' with { type: 'json' };
+
+export default API_MAP;

packages/cli/test/e2e/index.ts

@@ -1,5 +1,7 @@
 import pkg from '../../package.json';
 
+import { describe, expect, it } from 'vitest';
+
 describe('General', () => {
   it('should return the expose a gitbeaker commnad', () => {
     expect(pkg.bin).toHaveProperty('gitbeaker');

packages/cli/test/e2e/resources/Projects.ts

@@ -1,6 +1,7 @@
 import { exec } from 'node:child_process';
 import { promisify } from 'node:util';
 
+import { describe, expect, it } from 'vitest';
 const execP: (command: string) => Promise<{ stdout: string }> = promisify(exec);
 
 const { GITLAB_PERSONAL_ACCESS_TOKEN = '', GITLAB_URL = '', TEST_ID = Date.now() } = process.env;

packages/cli/test/unit/index.ts

@@ -1,12 +1,17 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
 import pkg from '../../package.json';
+import mockMapData from '../__mocks__/map.json';
 
-jest.mock('@gitbeaker/rest');
+vi.mock('@gitbeaker/rest');
+vi.mock('../../src/map', () => ({
+  default: mockMapData,
+}));
 
 const OLD_ENV = process.env;
 let Projects;
 
 beforeEach(async () => {
-  jest.resetModules();
+  vi.resetModules();
 
   ({ Projects } = await import('@gitbeaker/rest'));
 

packages/cli/vitest.config.mjs

@@ -0,0 +1,17 @@
+import { defineProject, mergeConfig } from 'vitest/config';
+import base from '../../vitest.config.base.mjs';
+
+export default mergeConfig(
+  base,
+  defineProject({
+    test: {
+      name: 'Gitbeaker CLI',
+      testTimeout: 10000,
+      server: {
+        deps: {
+          inline: ['@gitbeaker/core'],
+        },
+      },
+    },
+  }),
+);

packages/core/package.json

@@ -46,8 +46,8 @@
     "build:map": "tsx scripts/generate.ts",
     "build:self": "tsdown src/index.ts --format esm,cjs --dts --treeshake",
     "test:types": "tsc",
-    "test:integration": "jest --maxWorkers=50% test/integration",
-    "test:unit": "jest --maxWorkers=50% test/unit",
+    "test:integration": "vitest run --config vitest.config.mjs test/integration",
+    "test:unit": "vitest run --config vitest.config.mjs test/unit",
     "lint": "oxlint src test scripts",
     "lint:fix": "oxlint src test scripts --fix"
   },

packages/core/scripts/generate.ts

@@ -1,4 +1,3 @@
-import { RequesterType } from '@gitbeaker/requester-utils';
 import FS from 'node:fs';
 import * as resources from '../src/resources';
 import { getParamNames } from './getParamNames';
@@ -32,7 +31,7 @@ export function buildMap() {
   const { Gitlab, ...directResources } = resources;
 
   Object.entries(directResources).forEach(([name, Resource]) => {
-    const r = new Resource({ token: 'dummey', requesterFn: () => ({}) as RequesterType });
+    const r = new (Resource as any)({ token: 'dummy', requesterFn: () => ({}) });
     const formattedInstanceMethods = getInstanceMethods(r).map((m) => ({
       name: m,
       args: removeOptionalArg(getParamNames(r[m] as () => unknown)),

packages/core/src/resources/PackageRegistry.ts

@@ -29,10 +29,10 @@ export class PackageRegistry<C extends boolean = false> extends BaseResource<C>
     packageVersion: string,
     filename: string,
     options?: ShowExpanded<E> & Sudo,
-  ) {
+  ): Promise<GitlabAPIResponse<Blob, C, E, void>> {
     const { sudo, showExpanded } = options || {};
 
-    return RequestHelper.get<{ message: string }>()(
+    return RequestHelper.get<Blob>()(
       this,
       endpoint`projects/${projectId}/packages/generic/${packageName}/${packageVersion}/${filename}`,
       {

packages/core/test/__mocks__/RequestHelper.ts

@@ -1,4 +1,7 @@
-const mockHelperFn = jest.fn();
+/* eslint-disable vitest/require-mock-type-parameters */
+import { vi } from 'vitest';
+
+const mockHelperFn = vi.fn();
 
 export default {
   RequestHelper: {

packages/core/test/integration/map.ts

@@ -1,3 +1,5 @@
+import { describe, expect, it } from 'vitest';
+
 describe('API Map', () => {
   it('should return object representing all resources in JSON format', async () => {
     const keys = [
@@ -189,7 +191,8 @@ describe('API Map', () => {
 
     const map: Record<string, unknown> = await import('../../dist/map.json');
 
-    expect(map).toBeObject();
-    expect(Object.keys(map)).toIncludeAllMembers(keys);
+    keys.forEach((key) => {
+      expect(Object.keys(map)).include(key);
+    });
   });
 });