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https://github.com/facebook/react.git
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Andrew Clark
9cdf8a99ed
* Facebook -> Meta in copyright rg --files | xargs sed -i 's#Copyright (c) Facebook, Inc. and its affiliates.#Copyright (c) Meta Platforms, Inc. and affiliates.#g' * Manual tweaks
51 lines
1.4 KiB
JavaScript
51 lines
1.4 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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*/
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describe('Bridge', () => {
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let Bridge;
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beforeEach(() => {
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Bridge = require('react-devtools-shared/src/bridge').default;
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});
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// @reactVersion >=16.0
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it('should shutdown properly', () => {
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const wall = {
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listen: jest.fn(() => () => {}),
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send: jest.fn(),
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};
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const bridge = new Bridge(wall);
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// Check that we're wired up correctly.
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bridge.send('reloadAppForProfiling');
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jest.runAllTimers();
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expect(wall.send).toHaveBeenCalledWith('reloadAppForProfiling');
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// Should flush pending messages and then shut down.
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wall.send.mockClear();
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bridge.send('update', '1');
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bridge.send('update', '2');
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bridge.shutdown();
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jest.runAllTimers();
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expect(wall.send).toHaveBeenCalledWith('update', '1');
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expect(wall.send).toHaveBeenCalledWith('update', '2');
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expect(wall.send).toHaveBeenCalledWith('shutdown');
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// Verify that the Bridge doesn't send messages after shutdown.
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spyOn(console, 'warn');
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wall.send.mockClear();
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bridge.send('should not send');
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jest.runAllTimers();
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expect(wall.send).not.toHaveBeenCalled();
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expect(console.warn).toHaveBeenCalledWith(
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'Cannot send message "should not send" through a Bridge that has been shutdown.',
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);
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});
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});
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