jest/examples/automatic-mocks/__tests__/createMockFromModule.test.js

17 lines
568 B
JavaScript

// Copyright (c) Meta Platforms, Inc. and affiliates.. All Rights Reserved.
import utils from '../utils';
test('implementation created by automock', () => {
expect(utils.authorize('wizard')).toBeUndefined();
expect(utils.isAuthorized()).toBeUndefined();
});
test('implementation created by jest.createMockFromModule', () => {
const utils = jest.createMockFromModule('../utils').default;
utils.isAuthorized = jest.fn(secret => secret === 'not wizard');
expect(utils.authorize.mock).toBeTruthy();
expect(utils.isAuthorized('not wizard')).toBe(true);
});