import Vue from 'vue'; import { trimText } from 'helpers/text_helper'; import { mountComponentWithStore } from 'helpers/vue_mount_component_helper'; import NavDropdownButton from '~/ide/components/nav_dropdown_button.vue'; import { createStore } from '~/ide/stores'; describe('NavDropdown', () => { const TEST_BRANCH_ID = 'lorem-ipsum-dolar'; const TEST_MR_ID = '12345'; let store; let vm; beforeEach(() => { store = createStore(); }); afterEach(() => { vm.$destroy(); }); const createComponent = (props = {}) => { vm = mountComponentWithStore(Vue.extend(NavDropdownButton), { props, store }); vm.$mount(); }; const findIcon = (name) => vm.$el.querySelector(`[data-testid="${name}-icon"]`); const findMRIcon = () => findIcon('merge-request'); const findBranchIcon = () => findIcon('branch'); describe('normal', () => { beforeEach(() => { createComponent(); }); it('renders empty placeholders, if state is falsey', () => { expect(trimText(vm.$el.textContent)).toEqual('- -'); }); it('renders branch name, if state has currentBranchId', (done) => { vm.$store.state.currentBranchId = TEST_BRANCH_ID; vm.$nextTick() .then(() => { expect(trimText(vm.$el.textContent)).toEqual(`${TEST_BRANCH_ID} -`); }) .then(done) .catch(done.fail); }); it('renders mr id, if state has currentMergeRequestId', (done) => { vm.$store.state.currentMergeRequestId = TEST_MR_ID; vm.$nextTick() .then(() => { expect(trimText(vm.$el.textContent)).toEqual(`- !${TEST_MR_ID}`); }) .then(done) .catch(done.fail); }); it('renders branch and mr, if state has both', (done) => { vm.$store.state.currentBranchId = TEST_BRANCH_ID; vm.$store.state.currentMergeRequestId = TEST_MR_ID; vm.$nextTick() .then(() => { expect(trimText(vm.$el.textContent)).toEqual(`${TEST_BRANCH_ID} !${TEST_MR_ID}`); }) .then(done) .catch(done.fail); }); it('shows icons', () => { expect(findBranchIcon()).toBeTruthy(); expect(findMRIcon()).toBeTruthy(); }); }); describe('with showMergeRequests false', () => { beforeEach(() => { createComponent({ showMergeRequests: false }); }); it('shows single empty placeholder, if state is falsey', () => { expect(trimText(vm.$el.textContent)).toEqual('-'); }); it('shows only branch icon', () => { expect(findBranchIcon()).toBeTruthy(); expect(findMRIcon()).toBe(null); }); }); });