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import Vue, { nextTick } from 'vue';
import { GlBadge } from '@gitlab/ui';
import VueApollo from 'vue-apollo';
import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
import createMockApollo from 'helpers/mock_apollo_helper';
import waitForPromises from 'helpers/wait_for_promises';
import WorkItemLinks from '~/work_items/components/work_item_links/work_item_links.vue';
import getWorkItemLinksQuery from '~/work_items/graphql/work_item_links.query.graphql';
import { workItemHierarchyResponse, workItemHierarchyEmptyResponse } from '../../mock_data';
Vue.use(VueApollo);
describe('WorkItemLinks', () => {
let wrapper;
const createComponent = async ({ response = workItemHierarchyResponse } = {}) => {
wrapper = shallowMountExtended(WorkItemLinks, {
apolloProvider: createMockApollo([
[getWorkItemLinksQuery, jest.fn().mockResolvedValue(response)],
]),
propsData: { issuableId: 1 },
});
await waitForPromises();
};
const findToggleButton = () => wrapper.findByTestId('toggle-links');
const findLinksBody = () => wrapper.findByTestId('links-body');
const findEmptyState = () => wrapper.findByTestId('links-empty');
const findToggleAddFormButton = () => wrapper.findByTestId('toggle-add-form');
const findAddLinksForm = () => wrapper.findByTestId('add-links-form');
beforeEach(async () => {
await createComponent();
});
afterEach(() => {
wrapper.destroy();
});
it('is expanded by default', () => {
expect(findToggleButton().props('icon')).toBe('chevron-lg-up');
expect(findLinksBody().exists()).toBe(true);
});
it('expands on click toggle button', async () => {
findToggleButton().vm.$emit('click');
await nextTick();
expect(findToggleButton().props('icon')).toBe('chevron-lg-down');
expect(findLinksBody().exists()).toBe(false);
});
describe('when no child links', () => {
beforeEach(async () => {
await createComponent({ response: workItemHierarchyEmptyResponse });
});
it('displays empty state if there are no children', () => {
expect(findEmptyState().exists()).toBe(true);
});
describe('add link form', () => {
it('displays form on click add button and hides form on cancel', async () => {
expect(findEmptyState().exists()).toBe(true);
findToggleAddFormButton().vm.$emit('click');
await nextTick();
expect(findAddLinksForm().exists()).toBe(true);
findAddLinksForm().vm.$emit('cancel');
await nextTick();
expect(findAddLinksForm().exists()).toBe(false);
});
});
});
it('renders all hierarchy widget children', () => {
expect(findLinksBody().exists()).toBe(true);
const children = wrapper.findAll('[data-testid="links-child"]');
expect(children).toHaveLength(4);
expect(children.at(0).findComponent(GlBadge).text()).toBe('Open');
});
});
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