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import { shallowMount } from '@vue/test-utils';
import Vue, { nextTick } from 'vue';
import VueApollo from 'vue-apollo';
import createMockApollo from 'helpers/mock_apollo_helper';
import waitForPromises from 'helpers/wait_for_promises';
import BoardApp from '~/boards/components/board_app.vue';
import eventHub from '~/boards/eventhub';
import activeBoardItemQuery from 'ee_else_ce/boards/graphql/client/active_board_item.query.graphql';
import boardListsQuery from 'ee_else_ce/boards/graphql/board_lists.query.graphql';
import * as cacheUpdates from '~/boards/graphql/cache_updates';
import { rawIssue, boardListsQueryResponse } from '../mock_data';
describe('BoardApp', () => {
let wrapper;
let mockApollo;
const errorMessage = 'Failed to fetch lists';
const boardListQueryHandler = jest.fn().mockResolvedValue(boardListsQueryResponse);
const boardListQueryHandlerFailure = jest.fn().mockRejectedValue(new Error(errorMessage));
Vue.use(VueApollo);
const createComponent = ({ issue = rawIssue, handler = boardListQueryHandler } = {}) => {
mockApollo = createMockApollo([[boardListsQuery, handler]]);
mockApollo.clients.defaultClient.cache.writeQuery({
query: activeBoardItemQuery,
data: {
activeBoardItem: issue,
},
});
wrapper = shallowMount(BoardApp, {
apolloProvider: mockApollo,
provide: {
fullPath: 'gitlab-org',
initialBoardId: 'gid://gitlab/Board/1',
initialFilterParams: {},
issuableType: 'issue',
boardType: 'group',
isIssueBoard: true,
isGroupBoard: true,
},
});
};
beforeEach(async () => {
cacheUpdates.setError = jest.fn();
createComponent({ isApolloBoard: true });
await nextTick();
});
it('fetches lists', () => {
expect(boardListQueryHandler).toHaveBeenCalled();
});
it('should have is-compact class when a card is selected', () => {
expect(wrapper.classes()).toContain('is-compact');
});
it('should not have is-compact class when no card is selected', async () => {
createComponent({ isApolloBoard: true, issue: {} });
await nextTick();
expect(wrapper.classes()).not.toContain('is-compact');
});
it('refetches lists when updateBoard event is received', async () => {
jest.spyOn(eventHub, '$on').mockImplementation(() => {});
createComponent({ isApolloBoard: true });
await waitForPromises();
expect(eventHub.$on).toHaveBeenCalledWith('updateBoard', wrapper.vm.refetchLists);
});
it('sets error on fetch lists failure', async () => {
createComponent({ isApolloBoard: true, handler: boardListQueryHandlerFailure });
await waitForPromises();
expect(cacheUpdates.setError).toHaveBeenCalled();
});
});
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