/
throwMatcher.test.ts
69 lines (58 loc) · 1.55 KB
/
throwMatcher.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 {type Context, toThrowErrorMatchingSnapshot} from '../';
const mockedMatch = jest.fn(() => ({
actual: 'coconut',
expected: 'coconut',
}));
const mockedContext = {
snapshotState: {match: mockedMatch},
} as unknown as Context;
afterEach(() => {
jest.clearAllMocks();
});
it('throw matcher can take func', () => {
toThrowErrorMatchingSnapshot.call(
mockedContext,
() => {
throw new Error('coconut');
},
undefined,
false,
);
expect(mockedMatch).toBeCalledTimes(1);
expect(mockedMatch).toHaveBeenCalledWith(
expect.objectContaining({received: 'coconut', testName: ''}),
);
});
describe('throw matcher from promise', () => {
it('can take error', () => {
toThrowErrorMatchingSnapshot.call(
mockedContext,
new Error('coco'),
'testName',
true,
);
expect(mockedMatch).toBeCalledTimes(1);
expect(mockedMatch).toHaveBeenCalledWith(
expect.objectContaining({received: 'coco', testName: ''}),
);
});
it('can take custom error', () => {
class CustomError extends Error {}
toThrowErrorMatchingSnapshot.call(
mockedContext,
new CustomError('nut'),
'testName',
true,
);
expect(mockedMatch).toBeCalledTimes(1);
expect(mockedMatch).toHaveBeenCalledWith(
expect.objectContaining({received: 'nut', testName: ''}),
);
});
});