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import Vue from 'vue';
import VueApollo from 'vue-apollo';
import { shallowMount } from '@vue/test-utils';
import { GlAlert, GlLoadingIcon } from '@gitlab/ui';
import createMockApollo from 'jest/helpers/mock_apollo_helper';
import PipelineGraphWrapper from '~/pipelines/components/graph/graph_component_wrapper.vue';
import PipelineGraph from '~/pipelines/components/graph/graph_component.vue';
import getPipelineDetails from '~/pipelines/graphql/queries/get_pipeline_details.query.graphql';
import { mockPipelineResponse } from './mock_data';
const defaultProvide = {
pipelineProjectPath: 'frog/amphibirama',
pipelineIid: '22',
};
describe('Pipeline graph wrapper', () => {
Vue.use(VueApollo);
let wrapper;
const getAlert = () => wrapper.find(GlAlert);
const getLoadingIcon = () => wrapper.find(GlLoadingIcon);
const getGraph = () => wrapper.find(PipelineGraph);
const createComponent = ({
apolloProvider,
data = {},
provide = defaultProvide,
mountFn = shallowMount,
} = {}) => {
wrapper = mountFn(PipelineGraphWrapper, {
provide,
apolloProvider,
data() {
return {
...data,
};
},
});
};
const createComponentWithApollo = (
getPipelineDetailsHandler = jest.fn().mockResolvedValue(mockPipelineResponse),
) => {
const requestHandlers = [[getPipelineDetails, getPipelineDetailsHandler]];
const apolloProvider = createMockApollo(requestHandlers);
createComponent({ apolloProvider });
};
afterEach(() => {
wrapper.destroy();
wrapper = null;
});
describe('when data is loading', () => {
it('displays the loading icon', () => {
createComponentWithApollo();
expect(getLoadingIcon().exists()).toBe(true);
});
it('does not display the alert', () => {
createComponentWithApollo();
expect(getAlert().exists()).toBe(false);
});
it('does not display the graph', () => {
createComponentWithApollo();
expect(getGraph().exists()).toBe(false);
});
});
describe('when data has loaded', () => {
beforeEach(async () => {
createComponentWithApollo();
jest.runOnlyPendingTimers();
await wrapper.vm.$nextTick();
});
it('does not display the loading icon', () => {
expect(getLoadingIcon().exists()).toBe(false);
});
it('does not display the alert', () => {
expect(getAlert().exists()).toBe(false);
});
it('displays the graph', () => {
expect(getGraph().exists()).toBe(true);
});
});
describe('when there is an error', () => {
beforeEach(async () => {
createComponentWithApollo(jest.fn().mockRejectedValue(new Error('GraphQL error')));
jest.runOnlyPendingTimers();
await wrapper.vm.$nextTick();
});
it('does not display the loading icon', () => {
expect(getLoadingIcon().exists()).toBe(false);
});
it('displays the alert', () => {
expect(getAlert().exists()).toBe(true);
});
it('does not display the graph', () => {
expect(getGraph().exists()).toBe(false);
});
});
describe('when refresh action is emitted', () => {
beforeEach(async () => {
createComponentWithApollo();
jest.spyOn(wrapper.vm.$apollo.queries.pipeline, 'refetch');
await wrapper.vm.$nextTick();
getGraph().vm.$emit('refreshPipelineGraph');
});
it('calls refetch', () => {
expect(wrapper.vm.$apollo.queries.pipeline.refetch).toHaveBeenCalled();
});
});
});
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