import { shallowMount } from '@vue/test-utils'; import LegacyContainer from '~/projects/experiment_new_project_creation/components/legacy_container.vue'; import { setHTMLFixture, resetHTMLFixture } from 'helpers/fixtures'; describe('Legacy container component', () => { let wrapper; let dummy; const createComponent = propsData => { wrapper = shallowMount(LegacyContainer, { propsData }); }; afterEach(() => { wrapper.destroy(); resetHTMLFixture(); wrapper = null; }); describe('when selector targets real node', () => { beforeEach(() => { setHTMLFixture('
'); dummy = document.querySelector('.dummy-target'); createComponent({ selector: '.dummy-target' }); }); describe('when mounted', () => { it('moves node inside component', () => { expect(dummy.parentNode).toBe(wrapper.element); }); it('sets active class', () => { expect(dummy.classList.contains('active')).toBe(true); }); }); describe('when unmounted', () => { beforeEach(() => { wrapper.destroy(); }); it('moves node back', () => { expect(dummy.parentNode).toBe(document.body); }); it('removes active class', () => { expect(dummy.classList.contains('active')).toBe(false); }); }); }); describe('when selector targets template node', () => { beforeEach(() => { setHTMLFixture('content'); dummy = document.querySelector('.dummy-target'); createComponent({ selector: '.dummy-target' }); }); it('copies node content when mounted', () => { expect(dummy.innerHTML).toEqual(wrapper.element.innerHTML); expect(dummy.parentNode).toBe(document.body); }); }); });