debian-mirror-gitlab/spec/frontend/pipeline_new/components/refs_dropdown_spec.js

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import { GlDropdown, GlDropdownItem, GlSearchBoxByType } from '@gitlab/ui';
import { shallowMount } from '@vue/test-utils';
import MockAdapter from 'axios-mock-adapter';
import waitForPromises from 'helpers/wait_for_promises';
import axios from '~/lib/utils/axios_utils';
import httpStatusCodes from '~/lib/utils/http_status';
import RefsDropdown from '~/pipeline_new/components/refs_dropdown.vue';
import { mockRefs, mockFilteredRefs } from '../mock_data';
const projectRefsEndpoint = '/root/project/refs';
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const refShortName = 'main';
const refFullName = 'refs/heads/main';
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jest.mock('~/flash');
describe('Pipeline New Form', () => {
let wrapper;
let mock;
const findDropdown = () => wrapper.find(GlDropdown);
const findRefsDropdownItems = () => wrapper.findAll(GlDropdownItem);
const findSearchBox = () => wrapper.findComponent(GlSearchBoxByType);
const createComponent = (props = {}, mountFn = shallowMount) => {
wrapper = mountFn(RefsDropdown, {
provide: {
projectRefsEndpoint,
},
propsData: {
value: {
shortName: refShortName,
fullName: refFullName,
},
...props,
},
});
};
beforeEach(() => {
mock = new MockAdapter(axios);
mock.onGet(projectRefsEndpoint, { params: { search: '' } }).reply(httpStatusCodes.OK, mockRefs);
});
afterEach(() => {
wrapper.destroy();
wrapper = null;
mock.restore();
});
beforeEach(() => {
createComponent();
});
it('displays empty dropdown initially', async () => {
await findDropdown().vm.$emit('show');
expect(findRefsDropdownItems()).toHaveLength(0);
});
it('does not make requests immediately', async () => {
expect(mock.history.get).toHaveLength(0);
});
describe('when user opens dropdown', () => {
beforeEach(async () => {
await findDropdown().vm.$emit('show');
await waitForPromises();
});
it('requests unfiltered tags and branches', async () => {
expect(mock.history.get).toHaveLength(1);
expect(mock.history.get[0].url).toBe(projectRefsEndpoint);
expect(mock.history.get[0].params).toEqual({ search: '' });
});
it('displays dropdown with branches and tags', async () => {
const refLength = mockRefs.Tags.length + mockRefs.Branches.length;
expect(findRefsDropdownItems()).toHaveLength(refLength);
});
it('displays the names of refs', () => {
// Branches
expect(findRefsDropdownItems().at(0).text()).toBe(mockRefs.Branches[0]);
// Tags (appear after branches)
const firstTag = mockRefs.Branches.length;
expect(findRefsDropdownItems().at(firstTag).text()).toBe(mockRefs.Tags[0]);
});
it('when user shows dropdown a second time, only one request is done', () => {
expect(mock.history.get).toHaveLength(1);
});
describe('when user selects a value', () => {
const selectedIndex = 1;
beforeEach(async () => {
await findRefsDropdownItems().at(selectedIndex).vm.$emit('click');
});
it('component emits @input', () => {
const inputs = wrapper.emitted('input');
expect(inputs).toHaveLength(1);
expect(inputs[0]).toEqual([{ shortName: 'branch-1', fullName: 'refs/heads/branch-1' }]);
});
});
describe('when user types searches for a tag', () => {
const mockSearchTerm = 'my-search';
beforeEach(async () => {
mock
.onGet(projectRefsEndpoint, { params: { search: mockSearchTerm } })
.reply(httpStatusCodes.OK, mockFilteredRefs);
await findSearchBox().vm.$emit('input', mockSearchTerm);
await waitForPromises();
});
it('requests filtered tags and branches', async () => {
expect(mock.history.get).toHaveLength(2);
expect(mock.history.get[1].params).toEqual({
search: mockSearchTerm,
});
});
it('displays dropdown with branches and tags', async () => {
const filteredRefLength = mockFilteredRefs.Tags.length + mockFilteredRefs.Branches.length;
expect(findRefsDropdownItems()).toHaveLength(filteredRefLength);
});
});
});
describe('when user has selected a value', () => {
const selectedIndex = 1;
const mockShortName = mockRefs.Branches[selectedIndex];
const mockFullName = `refs/heads/${mockShortName}`;
beforeEach(async () => {
mock
.onGet(projectRefsEndpoint, {
params: { ref: mockFullName },
})
.reply(httpStatusCodes.OK, mockRefs);
createComponent({
value: {
shortName: mockShortName,
fullName: mockFullName,
},
});
await findDropdown().vm.$emit('show');
await waitForPromises();
});
it('branch is checked', () => {
expect(findRefsDropdownItems().at(selectedIndex).props('isChecked')).toBe(true);
});
});
describe('when server returns an error', () => {
beforeEach(async () => {
mock
.onGet(projectRefsEndpoint, { params: { search: '' } })
.reply(httpStatusCodes.INTERNAL_SERVER_ERROR);
await findDropdown().vm.$emit('show');
await waitForPromises();
});
it('loading error event is emitted', () => {
expect(wrapper.emitted('loadingError')).toHaveLength(1);
expect(wrapper.emitted('loadingError')[0]).toEqual([expect.any(Error)]);
});
});
});