jest/e2e/__tests__/expectAsyncMatcher.test.ts

35 lines
915 B
TypeScript

/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
import * as path from 'path';
import {extractSummary, runYarnInstall} from '../Utils';
import runJest from '../runJest';
const dir = path.resolve(__dirname, '../expect-async-matcher');
beforeAll(() => {
runYarnInstall(dir);
});
test('works with passing tests', () => {
const result = runJest(dir, ['success.test.js']);
expect(result.exitCode).toBe(0);
});
test('shows the correct errors in stderr when failing tests', () => {
const result = runJest(dir, ['failure.test.js']);
expect(result.exitCode).toBe(1);
const rest = extractSummary(result.stderr)
.rest.split('\n')
.filter(line => line.indexOf('packages/expect/build/index.js') === -1)
.join('\n');
expect(rest).toMatchSnapshot();
});