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import { GlLoadingIcon } from '@gitlab/ui';
import { shallowMount } from '@vue/test-utils';
import Vue from 'vue';
import VueApollo from 'vue-apollo';
import createMockApollo from 'helpers/mock_apollo_helper';
import { mockTracking } from 'helpers/tracking_helper';
import waitForPromises from 'helpers/wait_for_promises';
import ItemTitle from '~/work_items/components/item_title.vue';
import WorkItemTitle from '~/work_items/components/work_item_title.vue';
import { i18n } from '~/work_items/constants';
import updateWorkItemMutation from '~/work_items/graphql/update_work_item.mutation.graphql';
import { updateWorkItemMutationResponse, workItemQueryResponse } from '../mock_data';
describe('WorkItemTitle component', () => {
let wrapper;
Vue.use(VueApollo);
const mutationSuccessHandler = jest.fn().mockResolvedValue(updateWorkItemMutationResponse);
const findLoadingIcon = () => wrapper.findComponent(GlLoadingIcon);
const findItemTitle = () => wrapper.findComponent(ItemTitle);
const createComponent = ({ loading = false, mutationHandler = mutationSuccessHandler } = {}) => {
const { id, title, workItemType } = workItemQueryResponse.data.workItem;
wrapper = shallowMount(WorkItemTitle, {
apolloProvider: createMockApollo([[updateWorkItemMutation, mutationHandler]]),
propsData: {
loading,
workItemId: id,
workItemTitle: title,
workItemType: workItemType.name,
},
});
};
afterEach(() => {
wrapper.destroy();
});
describe('when loading', () => {
beforeEach(() => {
createComponent({ loading: true });
});
it('renders loading spinner', () => {
expect(findLoadingIcon().exists()).toBe(true);
});
it('does not render title', () => {
expect(findItemTitle().exists()).toBe(false);
});
});
describe('when loaded', () => {
beforeEach(() => {
createComponent({ loading: false });
});
it('does not render loading spinner', () => {
expect(findLoadingIcon().exists()).toBe(false);
});
it('renders title', () => {
expect(findItemTitle().props('title')).toBe(workItemQueryResponse.data.workItem.title);
});
});
describe('when updating the title', () => {
it('calls a mutation', () => {
const title = 'new title!';
createComponent();
findItemTitle().vm.$emit('title-changed', title);
expect(mutationSuccessHandler).toHaveBeenCalledWith({
input: {
id: workItemQueryResponse.data.workItem.id,
title,
},
});
});
it('does not call a mutation when the title has not changed', () => {
createComponent();
findItemTitle().vm.$emit('title-changed', workItemQueryResponse.data.workItem.title);
expect(mutationSuccessHandler).not.toHaveBeenCalled();
});
it('emits an error message when the mutation was unsuccessful', async () => {
createComponent({ mutationHandler: jest.fn().mockRejectedValue('Error!') });
findItemTitle().vm.$emit('title-changed', 'new title');
await waitForPromises();
expect(wrapper.emitted('error')).toEqual([[i18n.updateError]]);
});
it('tracks editing the title', async () => {
const trackingSpy = mockTracking(undefined, wrapper.element, jest.spyOn);
createComponent();
findItemTitle().vm.$emit('title-changed', 'new title');
await waitForPromises();
expect(trackingSpy).toHaveBeenCalledWith('workItems:show', 'updated_title', {
category: 'workItems:show',
label: 'item_title',
property: 'type_Task',
});
});
});
});
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