/* * Copyright 2020 The Backstage Authors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import { createTestShadowDom } from '../../test-utils'; import { copyToClipboard } from './copyToClipboard'; import { lightTheme } from '@backstage/theme'; import { act, waitFor } from '@testing-library/react'; import { default as useCopyToClipboardUnmocked } from 'react-use/esm/useCopyToClipboard'; const clipboardSpy = jest.fn(); Object.defineProperty(window.navigator, 'clipboard', { value: { writeText: clipboardSpy, }, }); const useCopyToClipboard = jest.mocked(useCopyToClipboardUnmocked); jest.mock('react-use/esm/useCopyToClipboard', () => jest.fn().mockImplementation(() => [{ noUserInteraction: false }, jest.fn()]), ); describe('copyToClipboard', () => { it('calls navigator.clipboard.writeText when clipboard button has been clicked', async () => { const spy = useCopyToClipboard; const copy = jest.fn(); spy.mockReturnValue([{ noUserInteraction: false }, copy]); const expectedClipboard = 'function foo() {return "bar";}'; let shadowDom: ShadowRoot; await act(async () => { shadowDom = await createTestShadowDom( `

${expectedClipboard}