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import { GlSkeletonLoader, GlAlert, GlEmptyState, GlIntersectionObserver } from '@gitlab/ui';
import { mount, shallowMount } from '@vue/test-utils';
import Vue from 'vue';
import VueApollo from 'vue-apollo';
import createMockApollo from 'helpers/mock_apollo_helper';
import waitForPromises from 'helpers/wait_for_promises';
import getJobsQuery from '~/jobs/components/table/graphql/queries/get_jobs.query.graphql';
import JobsTable from '~/jobs/components/table/jobs_table.vue';
import JobsTableApp from '~/jobs/components/table/jobs_table_app.vue';
import JobsTableTabs from '~/jobs/components/table/jobs_table_tabs.vue';
import { mockJobsQueryResponse, mockJobsQueryEmptyResponse } from '../../mock_data';
const projectPath = 'gitlab-org/gitlab';
Vue.use(VueApollo);
describe('Job table app', () => {
let wrapper;
const successHandler = jest.fn().mockResolvedValue(mockJobsQueryResponse);
const failedHandler = jest.fn().mockRejectedValue(new Error('GraphQL error'));
const emptyHandler = jest.fn().mockResolvedValue(mockJobsQueryEmptyResponse);
const findSkeletonLoader = () => wrapper.findComponent(GlSkeletonLoader);
const findTable = () => wrapper.findComponent(JobsTable);
const findTabs = () => wrapper.findComponent(JobsTableTabs);
const findAlert = () => wrapper.findComponent(GlAlert);
const findEmptyState = () => wrapper.findComponent(GlEmptyState);
const triggerInfiniteScroll = () =>
wrapper.findComponent(GlIntersectionObserver).vm.$emit('appear');
const createMockApolloProvider = (handler) => {
const requestHandlers = [[getJobsQuery, handler]];
return createMockApollo(requestHandlers);
};
const createComponent = ({
handler = successHandler,
mountFn = shallowMount,
data = {},
} = {}) => {
wrapper = mountFn(JobsTableApp, {
data() {
return {
...data,
};
},
provide: {
fullPath: projectPath,
},
apolloProvider: createMockApolloProvider(handler),
});
};
afterEach(() => {
wrapper.destroy();
});
describe('loading state', () => {
it('should display skeleton loader when loading', () => {
createComponent();
expect(findSkeletonLoader().exists()).toBe(true);
expect(findTable().exists()).toBe(false);
});
});
describe('loaded state', () => {
beforeEach(async () => {
createComponent();
await waitForPromises();
});
it('should display the jobs table with data', () => {
expect(findTable().exists()).toBe(true);
expect(findSkeletonLoader().exists()).toBe(false);
});
it('should refetch jobs query on fetchJobsByStatus event', async () => {
jest.spyOn(wrapper.vm.$apollo.queries.jobs, 'refetch').mockImplementation(jest.fn());
expect(wrapper.vm.$apollo.queries.jobs.refetch).toHaveBeenCalledTimes(0);
await findTabs().vm.$emit('fetchJobsByStatus');
expect(wrapper.vm.$apollo.queries.jobs.refetch).toHaveBeenCalledTimes(1);
});
describe('when infinite scrolling is triggered', () => {
beforeEach(() => {
triggerInfiniteScroll();
});
it('does not display a skeleton loader', () => {
expect(findSkeletonLoader().exists()).toBe(false);
});
it('handles infinite scrolling by calling fetch more', async () => {
await waitForPromises();
expect(successHandler).toHaveBeenCalledWith({
after: 'eyJpZCI6IjIzMTcifQ',
fullPath: 'gitlab-org/gitlab',
});
});
});
});
describe('error state', () => {
it('should show an alert if there is an error fetching the data', async () => {
createComponent({ handler: failedHandler });
await waitForPromises();
expect(findAlert().exists()).toBe(true);
});
});
describe('empty state', () => {
it('should display empty state if there are no jobs and tab scope is null', async () => {
createComponent({ handler: emptyHandler, mountFn: mount });
await waitForPromises();
expect(findEmptyState().exists()).toBe(true);
expect(findTable().exists()).toBe(false);
});
it('should not display empty state if there are jobs and tab scope is not null', async () => {
createComponent({ handler: successHandler, mountFn: mount });
await waitForPromises();
expect(findEmptyState().exists()).toBe(false);
expect(findTable().exists()).toBe(true);
});
});
});
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