Switch to Vitest because it supports ESM

.github/workflows/ci.yml

@@ -52,7 +52,7 @@ jobs:
       - run: pnpm install
       - run: pnpm build
       - run: pnpm lint
-      - run: pnpm test:coverage --runInBand
+      - run: pnpm test:coverage
       - run: pnpm test:ember
 
   compatibility:

packages/qunit-dom/.eslintrc.cjs

@@ -10,7 +10,6 @@ module.exports = {
   extends: [
     'eslint:recommended',
     'plugin:@typescript-eslint/eslint-recommended',
-    'plugin:jest/recommended',
     'plugin:prettier/recommended',
   ],
   env: {

packages/qunit-dom/lib/__tests__/does-not-exist.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/does-not-have-attribute.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/does-not-have-class.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/does-not-have-style.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/does-not-have-tagname.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/does-not-include-text.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/does-not-match-selector.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/exists.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-any-text.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-any-value.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-aria.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-attribute.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-class.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-no-text.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-no-value.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-property.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-pseudo-element-style.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-style.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-tagname.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-text-regex.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-text.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/has-value.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/includes-text.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect, vi } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 
@@ -142,7 +142,7 @@ describe('assert.dom(...).includesText()', () => {
     });
 
     test('explains failures to the user via `console.warn` if expected text contains collapsable whitespace', () => {
-      const warnSpy = jest.spyOn(console, 'warn').mockImplementation(() => {});
+      const warnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
 
       assert.dom(element).includesText('foo\n  bar');
 

packages/qunit-dom/lib/__tests__/is-checked.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-disabled.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-focused.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-not-checked.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-not-disabled.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-not-focused.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-not-required.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-not-valid.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 import TestAssertions from '../helpers/test-assertions';
 
 describe('assert.dom(...).isNotValid()', () => {

packages/qunit-dom/lib/__tests__/is-not-visible.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-required.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/is-valid.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 import TestAssertions from '../helpers/test-assertions';
 
 describe('assert.dom(...).isValid()', () => {

packages/qunit-dom/lib/__tests__/is-visible.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/__tests__/matches-selector.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import TestAssertions from '../helpers/test-assertions';
 

packages/qunit-dom/lib/helpers/__tests__/node-list.ts

@@ -1,3 +1,5 @@
+import { describe, test, expect } from 'vitest';
+
 import * as NodeList from '../node-list';
 
 describe('NodeList helpers', () => {

packages/qunit-dom/lib/helpers/collapse-whitespace.test.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import collapseWhitespace from './collapse-whitespace';
 

packages/qunit-dom/lib/helpers/element-to-string.test.ts

@@ -1,4 +1,4 @@
-/* eslint-env jest */
+import { describe, beforeEach, test, expect } from 'vitest';
 
 import elToString from './element-to-string';
 

packages/qunit-dom/package.json

@@ -40,32 +40,21 @@
     "lint::js:fix": "eslint . --fix",
     "prepublish": "rollup -c",
     "release": "release-it",
-    "test": "jest",
-    "test:coverage": "jest --coverage",
-    "test:watch": "jest --watchAll --notify"
-  },
-  "jest": {
-    "testEnvironment": "jsdom",
-    "preset": "ts-jest",
-    "testPathIgnorePatterns": [
-      "/node_modules/",
-      "/dist/"
-    ]
+    "test": "vitest",
+    "test:coverage": "vitest --coverage"
   },
   "devDependencies": {
     "@arethetypeswrong/cli": "0.11.0",
-    "@types/jest": "27.5.2",
     "@types/qunit": "2.19.6",
     "@typescript-eslint/eslint-plugin": "6.7.4",
     "@typescript-eslint/parser": "6.7.4",
+    "@vitest/coverage-v8": "^0.34.6",
     "babel-plugin-transform-es2015-modules-commonjs": "6.26.2",
     "babel-preset-env": "1.7.0",
     "concurrently": "8.2.1",
     "eslint": "8.50.0",
     "eslint-config-prettier": "9.0.0",
-    "eslint-plugin-jest": "27.4.2",
     "eslint-plugin-prettier": "5.0.0",
-    "jest": "27.5.1",
     "lerna-changelog": "2.2.0",
     "loader.js": "4.7.0",
     "prettier": "3.0.3",
@@ -76,8 +65,8 @@
     "rollup": "2.79.1",
     "rollup-plugin-copy": "3.5.0",
     "rollup-plugin-typescript2": "0.34.1",
-    "ts-jest": "27.1.5",
     "typescript": "5.2.2",
+    "vitest": "^0.34.6",
     "webpack": "5.88.2"
   },
   "packageManager": "[email protected]",

packages/qunit-dom/vitest.config.ts

@@ -0,0 +1,8 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    environment: 'jsdom',
+    include: ['**/*.test.ts', '**/__tests__/**/*.ts'],
+  },
+});