117 lines
3.1 KiB
JavaScript
117 lines
3.1 KiB
JavaScript
import * as UserApi from '~/api/user_api';
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import {
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openUserCountsBroadcast,
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closeUserCountsBroadcast,
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refreshUserMergeRequestCounts,
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} from '~/commons/nav/user_merge_requests';
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jest.mock('~/api');
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const TEST_COUNT = 1000;
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const MR_COUNT_CLASS = 'js-merge-requests-count';
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describe('User Merge Requests', () => {
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let channelMock;
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let newBroadcastChannelMock;
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beforeEach(() => {
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global.gon.current_user_id = 123;
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channelMock = {
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postMessage: jest.fn(),
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close: jest.fn(),
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};
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newBroadcastChannelMock = jest.fn().mockImplementation(() => channelMock);
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global.BroadcastChannel = newBroadcastChannelMock;
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setFixtures(
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`<div><div class="${MR_COUNT_CLASS}">0</div><div class="js-assigned-mr-count"></div><div class="js-reviewer-mr-count"></div></div>`,
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);
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});
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const findMRCountText = () => document.body.querySelector(`.${MR_COUNT_CLASS}`).textContent;
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describe('refreshUserMergeRequestCounts', () => {
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beforeEach(() => {
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jest.spyOn(UserApi, 'getUserCounts').mockResolvedValue({
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data: {
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assigned_merge_requests: TEST_COUNT,
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review_requested_merge_requests: TEST_COUNT,
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},
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});
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});
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describe('with open broadcast channel', () => {
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beforeEach(() => {
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openUserCountsBroadcast();
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return refreshUserMergeRequestCounts();
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});
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it('updates the top count of merge requests', () => {
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expect(findMRCountText()).toEqual(Number(TEST_COUNT + TEST_COUNT).toLocaleString());
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});
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it('calls the API', () => {
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expect(UserApi.getUserCounts).toHaveBeenCalled();
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});
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it('posts count to BroadcastChannel', () => {
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expect(channelMock.postMessage).toHaveBeenCalledWith(TEST_COUNT + TEST_COUNT);
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});
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});
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describe('without open broadcast channel', () => {
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beforeEach(() => refreshUserMergeRequestCounts());
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it('does not post anything', () => {
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expect(channelMock.postMessage).not.toHaveBeenCalled();
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});
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});
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});
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describe('openUserCountsBroadcast', () => {
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beforeEach(() => {
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openUserCountsBroadcast();
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});
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it('creates BroadcastChannel that updates DOM on message received', () => {
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expect(findMRCountText()).toEqual('0');
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channelMock.onmessage({ data: TEST_COUNT });
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expect(findMRCountText()).toEqual(TEST_COUNT.toLocaleString());
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});
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it('closes if called while already open', () => {
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expect(channelMock.close).not.toHaveBeenCalled();
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openUserCountsBroadcast();
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expect(channelMock.close).toHaveBeenCalled();
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});
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});
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describe('closeUserCountsBroadcast', () => {
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describe('when not opened', () => {
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it('does nothing', () => {
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expect(channelMock.close).not.toHaveBeenCalled();
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});
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});
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describe('when opened', () => {
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beforeEach(() => {
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openUserCountsBroadcast();
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});
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it('closes', () => {
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expect(channelMock.close).not.toHaveBeenCalled();
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closeUserCountsBroadcast();
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expect(channelMock.close).toHaveBeenCalled();
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});
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});
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});
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});
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