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import { GlCollapsibleListbox } from '@gitlab/ui';
import { mount, 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 SourceBranchDropdown from '~/jira_connect/branches/components/source_branch_dropdown.vue';
import { BRANCHES_PER_PAGE } from '~/jira_connect/branches/constants';
import getProjectQuery from '~/jira_connect/branches/graphql/queries/get_project.query.graphql';
import { mockProjects } from '../mock_data';
const mockProject = {
id: 'test',
repository: {
branchNames: ['main', 'f-test', 'release'],
rootRef: 'main',
},
};
const mockSelectedProject = mockProjects[0];
const mockProjectQueryResponse = {
data: {
project: mockProject,
},
};
const mockGetProjectQuery = jest.fn().mockResolvedValue(mockProjectQueryResponse);
const mockQueryLoading = jest.fn().mockReturnValue(new Promise(() => {}));
describe('SourceBranchDropdown', () => {
let wrapper;
const findListbox = () => wrapper.findComponent(GlCollapsibleListbox);
const assertListboxItems = () => {
const listboxItems = findListbox().props('items');
expect(listboxItems).toHaveLength(mockProject.repository.branchNames.length);
expect(listboxItems.map((item) => item.text)).toEqual(mockProject.repository.branchNames);
};
function createMockApolloProvider({ getProjectQueryLoading = false } = {}) {
Vue.use(VueApollo);
const mockApollo = createMockApollo([
[getProjectQuery, getProjectQueryLoading ? mockQueryLoading : mockGetProjectQuery],
]);
return mockApollo;
}
function createComponent({ mockApollo, props, mountFn = shallowMount } = {}) {
wrapper = mountFn(SourceBranchDropdown, {
apolloProvider: mockApollo || createMockApolloProvider(),
propsData: props,
});
}
afterEach(() => {
wrapper.destroy();
});
describe('when `selectedProject` prop is not specified', () => {
beforeEach(() => {
createComponent();
});
it('sets listbox `disabled` prop to `true`', () => {
expect(findListbox().props('disabled')).toBe(true);
});
describe('when `selectedProject` becomes specified', () => {
beforeEach(async () => {
wrapper.setProps({
selectedProject: mockSelectedProject,
});
await waitForPromises();
});
it('sets listbox props correctly', () => {
expect(findListbox().props()).toMatchObject({
disabled: false,
loading: false,
searchable: true,
searching: false,
toggleText: 'Select a branch',
});
});
it('renders available source branches as listbox items', () => {
assertListboxItems();
});
});
});
describe('when `selectedProject` prop is specified', () => {
describe('when branches are loading', () => {
it('sets loading prop to true', () => {
createComponent({
mockApollo: createMockApolloProvider({ getProjectQueryLoading: true }),
props: { selectedProject: mockSelectedProject },
});
expect(findListbox().props('loading')).toEqual(true);
});
});
describe('when branches have loaded', () => {
describe('when searching branches', () => {
it('triggers a refetch', async () => {
createComponent({ mountFn: mount, props: { selectedProject: mockSelectedProject } });
await waitForPromises();
jest.clearAllMocks();
const mockSearchTerm = 'mai';
await findListbox().vm.$emit('search', mockSearchTerm);
expect(mockGetProjectQuery).toHaveBeenCalledWith({
branchNamesLimit: BRANCHES_PER_PAGE,
branchNamesOffset: 0,
branchNamesSearchPattern: `*${mockSearchTerm}*`,
projectPath: 'test-path',
});
});
});
describe('template', () => {
beforeEach(async () => {
createComponent({ props: { selectedProject: mockSelectedProject } });
await waitForPromises();
});
it('sets listbox props correctly', () => {
expect(findListbox().props()).toMatchObject({
disabled: false,
loading: false,
searchable: true,
searching: false,
toggleText: 'Select a branch',
});
});
it('omits monospace styling from listbox', () => {
expect(findListbox().classes()).not.toContain('gl-font-monospace');
});
it('renders available source branches as listbox items', () => {
assertListboxItems();
});
it("emits `change` event with the repository's `rootRef` by default", () => {
expect(wrapper.emitted('change')[0]).toEqual([mockProject.repository.rootRef]);
});
describe('when selecting a listbox item', () => {
it('emits `change` event with the selected branch name', async () => {
const mockBranchName = mockProject.repository.branchNames[1];
findListbox().vm.$emit('select', mockBranchName);
expect(wrapper.emitted('change')[1]).toEqual([mockBranchName]);
});
});
describe('when `selectedBranchName` prop is specified', () => {
const mockBranchName = mockProject.repository.branchNames[2];
beforeEach(async () => {
wrapper.setProps({
selectedBranchName: mockBranchName,
});
});
it('sets listbox text to `selectedBranchName` value', () => {
expect(findListbox().props('toggleText')).toBe(mockBranchName);
});
it('adds monospace styling to listbox', () => {
expect(findListbox().classes()).toContain('gl-font-monospace');
});
});
});
});
});
});
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