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import { createLocalVue, mount } from '@vue/test-utils';
import Vuex from 'vuex';
import { GlDrawer, GlInfiniteScroll } from '@gitlab/ui';
import { mockTracking, unmockTracking, triggerEvent } from 'helpers/tracking_helper';
import { createMockDirective, getBinding } from 'helpers/vue_mock_directive';
import App from '~/whats_new/components/app.vue';
import { getDrawerBodyHeight } from '~/whats_new/utils/get_drawer_body_height';
const MOCK_DRAWER_BODY_HEIGHT = 42;
jest.mock('~/whats_new/utils/get_drawer_body_height', () => ({
getDrawerBodyHeight: jest.fn().mockImplementation(() => MOCK_DRAWER_BODY_HEIGHT),
}));
const localVue = createLocalVue();
localVue.use(Vuex);
describe('App', () => {
const propsData = { storageKey: 'storage-key' };
let wrapper;
let store;
let actions;
let state;
let trackingSpy;
const buildWrapper = () => {
actions = {
openDrawer: jest.fn(),
closeDrawer: jest.fn(),
fetchItems: jest.fn(),
setDrawerBodyHeight: jest.fn(),
};
state = {
open: true,
features: [],
drawerBodyHeight: null,
};
store = new Vuex.Store({
actions,
state,
});
wrapper = mount(App, {
localVue,
store,
propsData,
directives: {
GlResizeObserver: createMockDirective(),
},
});
};
const findInfiniteScroll = () => wrapper.find(GlInfiniteScroll);
const emitBottomReached = () => findInfiniteScroll().vm.$emit('bottomReached');
beforeEach(async () => {
document.body.dataset.page = 'test-page';
document.body.dataset.namespaceId = 'namespace-840';
trackingSpy = mockTracking('_category_', null, jest.spyOn);
buildWrapper();
wrapper.vm.$store.state.features = [{ title: 'Whats New Drawer', url: 'www.url.com' }];
wrapper.vm.$store.state.drawerBodyHeight = MOCK_DRAWER_BODY_HEIGHT;
await wrapper.vm.$nextTick();
});
afterEach(() => {
wrapper.destroy();
unmockTracking();
});
const getDrawer = () => wrapper.find(GlDrawer);
it('contains a drawer', () => {
expect(getDrawer().exists()).toBe(true);
});
it('dispatches openDrawer and tracking calls when mounted', () => {
expect(actions.openDrawer).toHaveBeenCalledWith(expect.any(Object), 'storage-key');
expect(trackingSpy).toHaveBeenCalledWith(undefined, 'click_whats_new_drawer', {
label: 'namespace_id',
value: 'namespace-840',
});
});
it('dispatches closeDrawer when clicking close', () => {
getDrawer().vm.$emit('close');
expect(actions.closeDrawer).toHaveBeenCalled();
});
it.each([true, false])('passes open property', async openState => {
wrapper.vm.$store.state.open = openState;
await wrapper.vm.$nextTick();
expect(getDrawer().props('open')).toBe(openState);
});
it('renders features when provided via ajax', () => {
expect(actions.fetchItems).toHaveBeenCalled();
expect(wrapper.find('h5').text()).toBe('Whats New Drawer');
});
it('send an event when feature item is clicked', () => {
trackingSpy = mockTracking('_category_', wrapper.element, jest.spyOn);
const link = wrapper.find('.whats-new-item-title-link');
triggerEvent(link.element);
expect(trackingSpy.mock.calls[1]).toMatchObject([
'_category_',
'click_whats_new_item',
{
label: 'Whats New Drawer',
property: 'www.url.com',
},
]);
});
it('renders infinite scroll', () => {
const scroll = findInfiniteScroll();
expect(scroll.props()).toMatchObject({
fetchedItems: wrapper.vm.$store.state.features.length,
maxListHeight: MOCK_DRAWER_BODY_HEIGHT,
});
});
describe('bottomReached', () => {
beforeEach(() => {
actions.fetchItems.mockClear();
});
it('when nextPage exists it calls fetchItems', () => {
wrapper.vm.$store.state.pageInfo = { nextPage: 840 };
emitBottomReached();
expect(actions.fetchItems).toHaveBeenCalledWith(expect.anything(), 840);
});
it('when nextPage does not exist it does not call fetchItems', () => {
wrapper.vm.$store.state.pageInfo = { nextPage: null };
emitBottomReached();
expect(actions.fetchItems).not.toHaveBeenCalled();
});
});
it('calls getDrawerBodyHeight and setDrawerBodyHeight when resize directive is triggered', () => {
const { value } = getBinding(getDrawer().element, 'gl-resize-observer');
value();
expect(getDrawerBodyHeight).toHaveBeenCalledWith(wrapper.find(GlDrawer).element);
expect(actions.setDrawerBodyHeight).toHaveBeenCalledWith(
expect.any(Object),
MOCK_DRAWER_BODY_HEIGHT,
);
});
});
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