/
jestRequireActual.test.ts
52 lines (42 loc) · 1.46 KB
/
jestRequireActual.test.ts
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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.
*/
import {tmpdir} from 'os';
import * as path from 'path';
import {cleanup, writeFiles} from '../Utils';
import runJest from '../runJest';
const DIR = path.resolve(tmpdir(), 'jest-require-actual-test');
beforeEach(() => cleanup(DIR));
afterAll(() => cleanup(DIR));
test('understands dependencies using jest.requireActual', () => {
writeFiles(DIR, {
'.watchmanconfig': '',
'__tests__/a.test.js': `
const a = jest.requireActual('../a');
test('a', () => {});
`,
'__tests__/b.test.js': "test('b', () => {});",
'a.js': 'module.exports = {}',
'package.json': JSON.stringify({jest: {}}),
});
let stdout;
let stderr;
({stdout, stderr} = runJest(DIR, ['--findRelatedTests', 'a.js']));
expect(stdout).not.toMatch('No tests found');
expect(stderr).toMatch('PASS __tests__/a.test.js');
expect(stderr).not.toMatch('PASS __tests__/b.test.js');
// change to jest.requireActual
writeFiles(DIR, {
'__tests__/a.test.js': `
const a = jest.requireActual('../a');
test('a', () => {});
`,
});
({stderr, stdout} = runJest(DIR, ['--findRelatedTests', 'a.js']));
expect(stdout).not.toMatch('No tests found');
expect(stderr).toMatch('PASS __tests__/a.test.js');
expect(stderr).not.toMatch('PASS __tests__/b.test.js');
});