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import { shallowMount } from '@vue/test-utils';
import { pipelineData, singleStageData } from './mock_data';
import PipelineGraph from '~/pipelines/components/pipeline_graph/pipeline_graph.vue';
import StagePill from '~/pipelines/components/pipeline_graph/stage_pill.vue';
import JobPill from '~/pipelines/components/pipeline_graph/job_pill.vue';
describe('pipeline graph component', () => {
const defaultProps = { pipelineData };
let wrapper;
const createComponent = props => {
return shallowMount(PipelineGraph, {
propsData: {
...defaultProps,
...props,
},
});
};
const findAllStagePills = () => wrapper.findAll(StagePill);
const findAllStageBackgroundElements = () => wrapper.findAll('[data-testid="stage-background"]');
const findStageBackgroundElementAt = index => findAllStageBackgroundElements().at(index);
const findAllJobPills = () => wrapper.findAll(JobPill);
afterEach(() => {
wrapper.destroy();
wrapper = null;
});
describe('with no data', () => {
beforeEach(() => {
wrapper = createComponent({ pipelineData: {} });
});
it('renders an empty section', () => {
expect(wrapper.text()).toContain(
'The visualization will appear in this tab when the CI/CD configuration file is populated with valid syntax.',
);
expect(findAllStagePills()).toHaveLength(0);
expect(findAllJobPills()).toHaveLength(0);
});
});
describe('with data', () => {
beforeEach(() => {
wrapper = createComponent();
});
it('renders the right number of stage pills', () => {
const expectedStagesLength = pipelineData.stages.length;
expect(findAllStagePills()).toHaveLength(expectedStagesLength);
});
it.each`
cssClass | expectedState
${'gl-rounded-bottom-left-6'} | ${true}
${'gl-rounded-top-left-6'} | ${true}
${'gl-rounded-top-right-6'} | ${false}
${'gl-rounded-bottom-right-6'} | ${false}
`(
'rounds corner: $class should be $expectedState on the first element',
({ cssClass, expectedState }) => {
const classes = findStageBackgroundElementAt(0).classes();
expect(classes.includes(cssClass)).toBe(expectedState);
},
);
it.each`
cssClass | expectedState
${'gl-rounded-bottom-left-6'} | ${false}
${'gl-rounded-top-left-6'} | ${false}
${'gl-rounded-top-right-6'} | ${true}
${'gl-rounded-bottom-right-6'} | ${true}
`(
'rounds corner: $class should be $expectedState on the last element',
({ cssClass, expectedState }) => {
const classes = findStageBackgroundElementAt(pipelineData.stages.length - 1).classes();
expect(classes.includes(cssClass)).toBe(expectedState);
},
);
it('renders the right number of job pills', () => {
// We count the number of jobs in the mock data
const expectedJobsLength = pipelineData.stages.reduce((acc, val) => {
return acc + val.groups.length;
}, 0);
expect(findAllJobPills()).toHaveLength(expectedJobsLength);
});
});
describe('with only one stage', () => {
beforeEach(() => {
wrapper = createComponent({ pipelineData: singleStageData });
});
it.each`
cssClass | expectedState
${'gl-rounded-bottom-left-6'} | ${true}
${'gl-rounded-top-left-6'} | ${true}
${'gl-rounded-top-right-6'} | ${true}
${'gl-rounded-bottom-right-6'} | ${true}
`(
'rounds corner: $class should be $expectedState on the only element',
({ cssClass, expectedState }) => {
const classes = findStageBackgroundElementAt(0).classes();
expect(classes.includes(cssClass)).toBe(expectedState);
},
);
});
});
|
