/
runJest.test.js
46 lines (39 loc) · 1.2 KB
/
runJest.test.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.
*/
import runJest from '../runJest';
jest.mock('@jest/console');
const processErrWriteFn = process.stderr.write;
describe('runJest', () => {
let stderrSpy;
beforeEach(async () => {
process.exit = jest.fn();
process.stderr.write = jest.fn();
process.stderr.write.mockReset();
stderrSpy = jest.spyOn(process.stderr, 'write');
await runJest({
changedFilesPromise: Promise.resolve({repos: {git: {size: 0}}}),
contexts: [],
globalConfig: {
testSequencer: require.resolve('@jest/test-sequencer'),
watch: true,
},
onComplete: () => null,
outputStream: {},
startRun: {},
testWatcher: {isInterrupted: () => true},
});
});
afterEach(() => {
process.stderr.write = processErrWriteFn;
});
test('when watch is set then exit process', () => {
expect(process.exit).toHaveBeenCalledWith(1);
});
test('when watch is set then an error message is printed', () => {
expect(stderrSpy).toHaveBeenCalled();
});
});