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web-test-runner.config.mjs
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web-test-runner.config.mjs
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import { playwrightLauncher } from '@web/test-runner-playwright';
import { puppeteerLauncher } from '@web/test-runner-puppeteer';
import { importMapsPlugin } from '@web/dev-server-import-maps';
import rollupLitCss from 'rollup-plugin-lit-css';
import rollupReplace from '@rollup/plugin-replace';
import { fromRollup } from '@web/dev-server-rollup';
import { esbuildPlugin } from '@web/dev-server-esbuild';
import parseArgs from 'minimist';
const args = parseArgs(process.argv.slice(2), {
boolean: true,
});
let browsers = [
playwrightLauncher({ product: 'chromium' }),
playwrightLauncher({ product: 'firefox', concurrency: 1 }),
playwrightLauncher({ product: 'webkit' }),
];
if (args.debug) {
browsers = [
puppeteerLauncher({
launchOptions: {
args: ['--no-sandbox'],
devtools: true,
headless: !!args.headless,
},
}),
];
}
const litCss = fromRollup(rollupLitCss);
const replace = fromRollup(rollupReplace);
export default /** @type {import("@web/test-runner").TestRunnerConfig} */ ({
files: 'src/**/*.test.ts',
rootDir: './',
nodeResolve: true,
port: 8765,
coverageConfig: {
include: ['src/**/*.ts'],
threshold: {
branches: 100,
statements: 100,
functions: 100,
lines: 100,
},
},
mimeTypes: {
'src/components/**/*.css': 'js',
},
browsers,
plugins: [
/* Use mock icon file in tests except bl-icon.test itself. */
importMapsPlugin({
inject: {
importMap: {
imports: {
'/src/components/icon/bl-icon': './src/utilities/icon-mock.ts',
},
scopes: {
'/src/components/icon/': {
'/src/components/icon/bl-icon': './src/components/icon/bl-icon.ts',
},
},
},
},
}),
litCss({
include: ['src/components/**/*.css'],
}),
replace({
'preventAssignment': true,
'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV),
}),
esbuildPlugin({ ts: true, target: 'esnext' }),
],
testRunnerHtml: testFramework => `<html>
<head><link rel="stylesheet" href="./dist/themes/default.css"></head>
<body>
<script type="module" src="${testFramework}"></script>
</body>
</html>`,
});