terra-ui-components/web-test-runner.config.js at main · nasa/terra-ui-components · GitHub

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import { esbuildPlugin } from '@web/dev-server-esbuild'
import { globbySync } from 'globby'
import { playwrightLauncher } from '@web/test-runner-playwright'
import { readFileSync } from 'fs'

const packageJson = JSON.parse(
    readFileSync(new URL('./package.json', import.meta.url), 'utf-8')
)
const componentsVersion = packageJson.version ?? 'test'

export default {
    rootDir: '.',
    files: 'src/**/*.test.ts', // "default" group
    concurrentBrowsers: 3,
    nodeResolve: {
        exportConditions: ['production', 'default'],
    },
    testFramework: {
        config: {
            timeout: 3000,
            retries: 1,
        },
    },
    plugins: [
        esbuildPlugin({
            ts: true,
            target: 'es2020',
            define: {
                __COMPONENTS_VERSION__: JSON.stringify(componentsVersion),
            },
        }),
    ],
    browsers: [
        playwrightLauncher({ product: 'chromium' }),
        playwrightLauncher({ product: 'firefox' }),
        playwrightLauncher({ product: 'webkit' }),
    ],
    testRunnerHtml: testFramework => `
    <html lang="en-US">
      <head></head>
      <body>
        <link rel="stylesheet" href="dist/themes/horizon.css">
        <script>
          window.process = {env: { NODE_ENV: "production" }}
        </script>
        <script type="module" src="${testFramework}"></script>
      </body>
    </html>
  `,
    // Create a named group for every test file to enable running single tests. If a test file is `split-panel.test.ts`
    // then you can run `npm run test -- --group split-panel` to run only that component's tests.
    groups: globbySync('src/**/*.test.ts').map(path => {
        const groupName = path.match(/^.*\/(?<fileName>.*)\.test\.ts/).groups.fileName
        return {
            name: groupName,
            files: path,
        }
    }),
}