issue_discussion_spec.js

import Vue from 'vue';
import store from '~/notes/stores';
import issueDiscussion from '~/notes/components/issue_discussion.vue';
import { noteableDataMock, discussionMock, notesDataMock } from '../mock_data';

describe('issue_discussion component', () => {
  let vm;

  beforeEach(() => {
    const Component = Vue.extend(issueDiscussion);

    store.dispatch('setNoteableData', noteableDataMock);
    store.dispatch('setNotesData', notesDataMock);

    vm = new Component({
      store,
      propsData: {
        note: discussionMock,
      },
    }).$mount();
  });

  afterEach(() => {
    vm.$destroy();
  });

  it('should render user avatar', () => {
    expect(vm.$el.querySelector('.user-avatar-link')).toBeDefined();
  });

  it('should render discussion header', () => {
    expect(vm.$el.querySelector('.discussion-header')).toBeDefined();
    expect(vm.$el.querySelectorAll('.notes li').length).toEqual(discussionMock.notes.length);
  });

  describe('actions', () => {
    it('should render reply button', () => {
      expect(vm.$el.querySelector('.js-vue-discussion-reply').textContent.trim()).toEqual('Reply...');
    });

    it('should toggle reply form', (done) => {
      vm.$el.querySelector('.js-vue-discussion-reply').click();
      Vue.nextTick(() => {
        expect(vm.$refs.noteForm).toBeDefined();
        expect(vm.isReplying).toEqual(true);
        done();
      });
    });
  });
});