Projects Dropdown Frequent Projects Item Component Spec

spec/javascripts/projects_dropdown/components/projects_list_item_spec.js

+import Vue from 'vue';
+
+import projectsListItemComponent from '~/projects_dropdown/components/projects_list_item.vue';
+
+import mountComponent from '../../helpers/vue_mount_component_helper';
+import { mockProject } from '../mock_data';
+
+const createComponent = () => {
+  const Component = Vue.extend(projectsListItemComponent);
+
+  return mountComponent(Component, {
+    projectId: mockProject.id,
+    projectName: mockProject.name,
+    namespace: mockProject.namespace,
+    webUrl: mockProject.webUrl,
+    avatarUrl: mockProject.avatarUrl,
+  });
+};
+
+describe('ProjectsListItemComponent', () => {
+  let vm;
+
+  beforeEach(() => {
+    vm = createComponent();
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  describe('computed', () => {
+    describe('hasAvatar', () => {
+      it('should return `true` or `false` if whether avatar is present or not', () => {
+        vm.avatarUrl = 'path/to/avatar.png';
+        expect(vm.hasAvatar).toBeTruthy();
+
+        vm.avatarUrl = null;
+        expect(vm.hasAvatar).toBeFalsy();
+      });
+    });
+
+    describe('highlightedProjectName', () => {
+      it('should enclose part of project name in <b> & </b> which matches with `matcher` prop', () => {
+        vm.matcher = 'lab';
+        expect(vm.highlightedProjectName).toContain('<b>Lab</b>');
+      });
+
+      it('should return project name as it is if `matcher` is not available', () => {
+        vm.matcher = null;
+        expect(vm.highlightedProjectName).toBe(mockProject.name);
+      });
+    });
+  });
+
+  describe('template', () => {
+    it('should render component element', () => {
+      expect(vm.$el.classList.contains('projects-list-item-container')).toBeTruthy();
+      expect(vm.$el.querySelectorAll('a').length).toBe(1);
+      expect(vm.$el.querySelectorAll('.project-item-avatar-container').length).toBe(1);
+      expect(vm.$el.querySelectorAll('.project-item-metadata-container').length).toBe(1);
+      expect(vm.$el.querySelectorAll('.project-title').length).toBe(1);
+      expect(vm.$el.querySelectorAll('.project-namespace').length).toBe(1);
+    });
+  });
+});