83e6968fa1
Summary: The test mock utilities now return a promise, rather than taking a callback, which makes tests slightly nicer to read (similar to react-testing-library). No semantic changes. Reviewed By: jknoxville Differential Revision: D22186278 fbshipit-source-id: ec5b9f4e6bfeee9160e331f8c20a1d4fdcbfeede
65 lines
1.5 KiB
TypeScript
65 lines
1.5 KiB
TypeScript
/**
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* Copyright (c) Facebook, Inc. and its 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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* @format
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*/
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import {createMockFlipperWithPlugin} from '../test-utils/createMockFlipperWithPlugin';
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import {FlipperPlugin} from '../plugin';
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interface PersistedState {
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count: 1;
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}
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class TestPlugin extends FlipperPlugin<any, any, any> {
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static id = 'TestPlugin';
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static defaultPersistedState = {
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count: 0,
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};
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static persistedStateReducer(
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persistedState: PersistedState,
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method: string,
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_payload: {},
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) {
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if (method === 'inc') {
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return Object.assign({}, persistedState, {
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count: persistedState.count + 1,
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});
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}
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return persistedState;
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}
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render() {
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return null;
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}
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}
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test('can create a Fake flipper', async () => {
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const {
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client,
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device,
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store,
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sendMessage,
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} = await createMockFlipperWithPlugin(TestPlugin);
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expect(client).toBeTruthy();
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expect(device).toBeTruthy();
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expect(store).toBeTruthy();
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expect(sendMessage).toBeTruthy();
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expect(client.plugins.includes(TestPlugin.id)).toBe(true);
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expect(store.getState().connections).toMatchSnapshot();
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expect(store.getState().plugins).toMatchSnapshot();
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sendMessage('inc', {});
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expect(store.getState().pluginStates).toMatchInlineSnapshot(`
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Object {
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"TestApp#Android#MockAndroidDevice#serial#TestPlugin": Object {
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"count": 1,
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},
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}
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`);
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});
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