feat(template): add Rstest (#1166)

Co-authored-by: Copilot <[email protected]>

Author: 9aoy

packages/create-rslib/fragments/tools/rstest-node-js/package.json

@@ -0,0 +1,8 @@
+{
+  "scripts": {
+    "test": "rstest"
+  },
+  "devDependencies": {
+    "@rstest/core": "^0.1.3"
+  }
+}

packages/create-rslib/fragments/tools/rstest-node-js/rstest.config.js

@@ -0,0 +1,3 @@
+import { defineConfig } from '@rstest/core';
+
+export default defineConfig({});

packages/create-rslib/fragments/tools/rstest-node-js/tests/index.test.js

@@ -0,0 +1,7 @@
+import { expect, test } from '@rstest/core';
+import { squared } from '../src/index.js';
+
+test('squared', () => {
+  expect(squared(2)).toBe(4);
+  expect(squared(12)).toBe(144);
+});

packages/create-rslib/fragments/tools/rstest-node-ts/package.json

@@ -0,0 +1,8 @@
+{
+  "scripts": {
+    "test": "rstest"
+  },
+  "devDependencies": {
+    "@rstest/core": "^0.1.3"
+  }
+}

packages/create-rslib/fragments/tools/rstest-node-ts/rstest.config.ts

@@ -0,0 +1,3 @@
+import { defineConfig } from '@rstest/core';
+
+export default defineConfig({});

packages/create-rslib/fragments/tools/rstest-node-ts/tests/index.test.ts

@@ -0,0 +1,7 @@
+import { expect, test } from '@rstest/core';
+import { squared } from '../src/index';
+
+test('squared', () => {
+  expect(squared(2)).toBe(4);
+  expect(squared(12)).toBe(144);
+});

packages/create-rslib/fragments/tools/rstest-react-js/package.json

@@ -0,0 +1,11 @@
+{
+  "scripts": {
+    "test": "rstest"
+  },
+  "devDependencies": {
+    "@rstest/core": "^0.1.3",
+    "@testing-library/jest-dom": "^6.6.4",
+    "@testing-library/react": "^16.3.0",
+    "jsdom": "^26.1.0"
+  }
+}

packages/create-rslib/fragments/tools/rstest-react-js/rstest.config.js

@@ -0,0 +1,8 @@
+import { pluginReact } from '@rsbuild/plugin-react';
+import { defineConfig } from '@rstest/core';
+
+export default defineConfig({
+  testEnvironment: 'jsdom',
+  setupFiles: ['./rstest.setup.js'],
+  plugins: [pluginReact()],
+});

packages/create-rslib/fragments/tools/rstest-react-js/rstest.setup.js

@@ -0,0 +1,4 @@
+import { expect } from '@rstest/core';
+import * as jestDomMatchers from '@testing-library/jest-dom/matchers';
+
+expect.extend(jestDomMatchers);

packages/create-rslib/fragments/tools/rstest-react-js/tests/index.test.jsx

@@ -0,0 +1,11 @@
+import { expect, test } from '@rstest/core';
+import { render, screen } from '@testing-library/react';
+import { Button } from '../src/Button';
+
+test('The button should have correct background color', async () => {
+  render(<Button backgroundColor="#ccc" label="Demo Button" />);
+  const button = screen.getByText('Demo Button');
+  expect(button).toHaveStyle({
+    backgroundColor: '#ccc',
+  });
+});