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import { 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 TitleSuggestions from '~/issues/new/components/title_suggestions.vue';
import TitleSuggestionsItem from '~/issues/new/components/title_suggestions_item.vue';
import getIssueSuggestionsQuery from '~/issues/new/queries/issues.query.graphql';
import { mockIssueSuggestionResponse } from '../mock_data';
Vue.use(VueApollo);
const MOCK_PROJECT_PATH = 'project';
const MOCK_ISSUES_COUNT = mockIssueSuggestionResponse.data.project.issues.edges.length;
describe('Issue title suggestions component', () => {
let wrapper;
let mockApollo;
function createComponent({
search = 'search',
queryResponse = jest.fn().mockResolvedValue(mockIssueSuggestionResponse),
} = {}) {
mockApollo = createMockApollo([[getIssueSuggestionsQuery, queryResponse]]);
wrapper = shallowMount(TitleSuggestions, {
propsData: {
search,
projectPath: MOCK_PROJECT_PATH,
},
apolloProvider: mockApollo,
});
}
const waitForDebounce = () => {
jest.runOnlyPendingTimers();
return waitForPromises();
};
afterEach(() => {
mockApollo = null;
});
it('does not render with empty search', async () => {
createComponent({ search: '' });
await waitForDebounce();
expect(wrapper.isVisible()).toBe(false);
});
it('does not render when loading', () => {
createComponent();
expect(wrapper.isVisible()).toBe(false);
});
it('does not render with empty issues data', async () => {
const emptyIssuesResponse = {
data: {
project: {
id: 'gid://gitlab/Project/1',
issues: {
edges: [],
},
},
},
};
createComponent({ queryResponse: jest.fn().mockResolvedValue(emptyIssuesResponse) });
await waitForDebounce();
expect(wrapper.isVisible()).toBe(false);
});
describe('with data', () => {
beforeEach(async () => {
createComponent();
await waitForDebounce();
});
it('renders component', () => {
expect(wrapper.findAll('li').length).toBe(MOCK_ISSUES_COUNT);
});
it('renders list of issues', () => {
expect(wrapper.findAllComponents(TitleSuggestionsItem).length).toBe(MOCK_ISSUES_COUNT);
});
it('adds margin class to first item', () => {
expect(wrapper.findAll('li').at(0).classes()).toContain('gl-mb-3');
});
it('does not add margin class to last item', () => {
expect(wrapper.findAll('li').at(1).classes()).not.toContain('gl-mb-3');
});
});
});
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