/
verifyPnP.js
72 lines (64 loc) · 1.69 KB
/
verifyPnP.js
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/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
'use strict';
const fs = require('fs');
const path = require('path');
const chalk = require('chalk');
const execa = require('execa');
const glob = require('glob');
const rimraf = require('rimraf');
const tempy = require('tempy');
const packagesDirectory = path.resolve(__dirname, '../packages');
const jestDirectory = path.resolve(packagesDirectory, './jest');
const cwd = tempy.directory();
try {
fs.writeFileSync(
path.join(cwd, '.yarnrc.yml'),
`
enableGlobalCache: true
yarnPath: ${require.resolve('../.yarn/releases/yarn-2.4.1.cjs')}
`,
);
fs.writeFileSync(
path.join(cwd, 'package.json'),
JSON.stringify(
{
dependencies: {
jest: `portal:${jestDirectory}`,
},
name: 'test-pnp',
resolutions: Object.fromEntries(
glob
.sync(packagesDirectory + '/*')
.map(pkgDir => [
require(path.join(pkgDir, 'package.json')).name,
`portal:${pkgDir}`,
])
.sort(([l], [r]) => l.localeCompare(r)),
),
},
null,
2,
),
);
fs.writeFileSync(
path.join(cwd, 'test.js'),
`
/*
* @jest-environment jsdom
*/
test('dummy', () => {
expect(window).toBeDefined();
});
`,
);
execa.sync('yarn', [], {cwd, stdio: 'inherit'});
execa.sync('yarn', ['jest'], {cwd, stdio: 'inherit'});
console.log(chalk.inverse.green(` Successfully ran Jest with PnP linker `));
} finally {
rimraf.sync(cwd);
}