import { shallowMount } from '@vue/test-utils'; import { setHTMLFixture } from 'helpers/fixtures'; import LinksInner from '~/pipelines/components/graph_shared/links_inner.vue'; import { parseData } from '~/pipelines/components/parsing_utils'; import { createJobsHash } from '~/pipelines/utils'; import { jobRect, largePipelineData, parallelNeedData, pipelineData, pipelineDataWithNoNeeds, rootRect, } from '../pipeline_graph/mock_data'; describe('Links Inner component', () => { const containerId = 'pipeline-graph-container'; const defaultProps = { containerId, containerMeasurements: { width: 1019, height: 445 }, pipelineId: 1, pipelineData: [], totalGroups: 10, }; let wrapper; const createComponent = (props) => { const currentPipelineData = props?.pipelineData || defaultProps.pipelineData; wrapper = shallowMount(LinksInner, { propsData: { ...defaultProps, ...props, parsedData: parseData(currentPipelineData.flatMap(({ groups }) => groups)), }, }); }; const findLinkSvg = () => wrapper.find('#link-svg'); const findAllLinksPath = () => findLinkSvg().findAll('path'); // We create fixture so that each job has an empty div that represent // the JobPill in the DOM. Each `JobPill` would have different coordinates, // so we increment their coordinates on each iteration to simulat different positions. const setFixtures = ({ stages }) => { const jobs = createJobsHash(stages); const arrayOfJobs = Object.keys(jobs); const linksHtmlElements = arrayOfJobs.map((job) => { return `
`; }); setHTMLFixture(`
${linksHtmlElements.join(' ')}
`); // We are mocking the clientRect data of each job and the container ID. jest .spyOn(document.getElementById(containerId), 'getBoundingClientRect') .mockImplementation(() => rootRect); arrayOfJobs.forEach((job, index) => { jest .spyOn( document.getElementById(`${job}-${defaultProps.pipelineId}`), 'getBoundingClientRect', ) .mockImplementation(() => { const newValue = 10 * index; const { left, right, top, bottom, x, y } = jobRect; return { ...jobRect, left: left + newValue, right: right + newValue, top: top + newValue, bottom: bottom + newValue, x: x + newValue, y: y + newValue, }; }); }); }; afterEach(() => { jest.restoreAllMocks(); wrapper.destroy(); wrapper = null; }); describe('basic SVG creation', () => { beforeEach(() => { createComponent(); }); it('renders an SVG of the right size', () => { expect(findLinkSvg().exists()).toBe(true); expect(findLinkSvg().attributes('width')).toBe( `${defaultProps.containerMeasurements.width}px`, ); expect(findLinkSvg().attributes('height')).toBe( `${defaultProps.containerMeasurements.height}px`, ); }); }); describe('no pipeline data', () => { beforeEach(() => { createComponent(); }); it('renders the component', () => { expect(findLinkSvg().exists()).toBe(true); expect(findAllLinksPath()).toHaveLength(0); }); }); describe('pipeline data with no needs', () => { beforeEach(() => { createComponent({ pipelineData: pipelineDataWithNoNeeds.stages }); }); it('renders no links', () => { expect(findLinkSvg().exists()).toBe(true); expect(findAllLinksPath()).toHaveLength(0); }); }); describe('with one need', () => { beforeEach(() => { setFixtures(pipelineData); createComponent({ pipelineData: pipelineData.stages }); }); it('renders one link', () => { expect(findAllLinksPath()).toHaveLength(1); }); it('path does not contain NaN values', () => { expect(wrapper.html()).not.toContain('NaN'); }); it('matches snapshot and has expected path', () => { expect(wrapper.html()).toMatchSnapshot(); }); }); describe('with a parallel need', () => { beforeEach(() => { setFixtures(parallelNeedData); createComponent({ pipelineData: parallelNeedData.stages }); }); it('renders only one link for all the same parallel jobs', () => { expect(findAllLinksPath()).toHaveLength(1); }); it('path does not contain NaN values', () => { expect(wrapper.html()).not.toContain('NaN'); }); it('matches snapshot and has expected path', () => { expect(wrapper.html()).toMatchSnapshot(); }); }); describe('with a large number of needs', () => { beforeEach(() => { setFixtures(largePipelineData); createComponent({ pipelineData: largePipelineData.stages }); }); it('renders the correct number of links', () => { expect(findAllLinksPath()).toHaveLength(5); }); it('path does not contain NaN values', () => { expect(wrapper.html()).not.toContain('NaN'); }); it('matches snapshot and has expected path', () => { expect(wrapper.html()).toMatchSnapshot(); }); }); describe('interactions', () => { beforeEach(() => { setFixtures(largePipelineData); createComponent({ pipelineData: largePipelineData.stages }); }); it('highlight needs on hover', async () => { const firstLink = findAllLinksPath().at(0); const defaultColorClass = 'gl-stroke-gray-200'; const hoverColorClass = 'gl-stroke-blue-400'; expect(firstLink.classes(defaultColorClass)).toBe(true); expect(firstLink.classes(hoverColorClass)).toBe(false); // Because there is a watcher, we need to set the props after the component // has mounted. await wrapper.setProps({ highlightedJob: 'test_1' }); expect(firstLink.classes(defaultColorClass)).toBe(false); expect(firstLink.classes(hoverColorClass)).toBe(true); }); }); });