Add note to admin user avatar component

This adds an icon with a tooltip to the user avatar
component which displays the admin user note.

This also adds the note to the admin user entity.

app/assets/javascripts/admin/users/components/user_avatar.vue

 <script>
-import { GlAvatarLink, GlAvatarLabeled, GlBadge } from '@gitlab/ui';
-import { USER_AVATAR_SIZE } from '../constants';
+import { GlAvatarLink, GlAvatarLabeled, GlBadge, GlIcon, GlTooltipDirective } from '@gitlab/ui';
+import { truncate } from '~/lib/utils/text_utility';
+import { USER_AVATAR_SIZE, LENGTH_OF_USER_NOTE_TOOLTIP } from '../constants';
 
 export default {
+  directives: {
+    GlTooltip: GlTooltipDirective,
+  },
   components: {
     GlAvatarLink,
     GlAvatarLabeled,
     GlBadge,
+    GlIcon,
   },
   props: {
     user: {
@@ -22,6 +27,9 @@ export default {
     adminUserHref() {
       return this.adminUserPath.replace('id', this.user.username);
     },
+    userNoteShort() {
+      return truncate(this.user.note, LENGTH_OF_USER_NOTE_TOOLTIP);
+    },
   },
   USER_AVATAR_SIZE,
 };
@@ -42,6 +50,9 @@ export default {
       :sub-label="user.email"
     >
       <template #meta>
+        <div v-if="user.note" class="gl-text-gray-500 gl-p-1">
+          <gl-icon v-gl-tooltip="userNoteShort" name="document" />
+        </div>
         <div v-for="(badge, idx) in user.badges" :key="idx" class="gl-p-1">
           <gl-badge class="gl-display-flex!" size="sm" :variant="badge.variant">{{
             badge.text

app/assets/javascripts/admin/users/constants.js

 export const USER_AVATAR_SIZE = 32;
 
 export const SHORT_DATE_FORMAT = 'd mmm, yyyy';
+
+export const LENGTH_OF_USER_NOTE_TOOLTIP = 100;

app/serializers/admin/user_entity.rb

@@ -10,6 +10,7 @@ module Admin
     expose :email
     expose :last_activity_on
     expose :avatar_url
+    expose :note
     expose :badges do |user|
       user_badges_in_admin_section(user)
     end

app/serializers/admin/user_serializer.rb

@@ -2,6 +2,6 @@
 
 module Admin
   class UserSerializer < BaseSerializer
-    entity UserEntity
+    entity Admin::UserEntity
   end
 end

spec/frontend/admin/users/components/user_avatar_spec.js

-import { GlAvatarLink, GlAvatarLabeled, GlBadge } from '@gitlab/ui';
-import { mount } from '@vue/test-utils';
+import { GlAvatarLink, GlAvatarLabeled, GlBadge, GlIcon } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
 
+import { createMockDirective, getBinding } from 'helpers/vue_mock_directive';
 import AdminUserAvatar from '~/admin/users/components/user_avatar.vue';
+import { LENGTH_OF_USER_NOTE_TOOLTIP } from '~/admin/users/constants';
+import { truncate } from '~/lib/utils/text_utility';
 import { users, paths } from '../mock_data';
 
 describe('AdminUserAvatar component', () => {
@@ -9,17 +12,25 @@ describe('AdminUserAvatar component', () => {
   const user = users[0];
   const adminUserPath = paths.adminUser;
 
+  const findNote = () => wrapper.find(GlIcon);
   const findAvatar = () => wrapper.find(GlAvatarLabeled);
   const findAvatarLink = () => wrapper.find(GlAvatarLink);
   const findAllBadges = () => wrapper.findAll(GlBadge);
+  const findTooltip = () => getBinding(findNote().element, 'gl-tooltip');
 
   const initComponent = (props = {}) => {
-    wrapper = mount(AdminUserAvatar, {
+    wrapper = shallowMount(AdminUserAvatar, {
       propsData: {
         user,
         adminUserPath,
         ...props,
       },
+      directives: {
+        GlTooltip: createMockDirective(),
+      },
+      stubs: {
+        GlAvatarLabeled,
+      },
     });
   };
 
@@ -53,11 +64,58 @@ describe('AdminUserAvatar component', () => {
       expect(findAvatar().attributes('src')).toBe(user.avatarUrl);
     });
 
+    it('renders a user note icon', () => {
+      expect(findNote().exists()).toBe(true);
+      expect(findNote().props('name')).toBe('document');
+    });
+
+    it("renders the user's note tooltip", () => {
+      const tooltip = findTooltip();
+
+      expect(tooltip).toBeDefined();
+      expect(tooltip.value).toBe(user.note);
+    });
+
     it("renders the user's badges", () => {
       findAllBadges().wrappers.forEach((badge, idx) => {
         expect(badge.text()).toBe(user.badges[idx].text);
         expect(badge.props('variant')).toBe(user.badges[idx].variant);
       });
     });
+
+    describe('and the user note is very long', () => {
+      const noteText = new Array(LENGTH_OF_USER_NOTE_TOOLTIP + 1).join('a');
+
+      beforeEach(() => {
+        initComponent({
+          user: {
+            ...user,
+            note: noteText,
+          },
+        });
+      });
+
+      it("renders a truncated user's note tooltip", () => {
+        const tooltip = findTooltip();
+
+        expect(tooltip).toBeDefined();
+        expect(tooltip.value).toBe(truncate(noteText, LENGTH_OF_USER_NOTE_TOOLTIP));
+      });
+    });
+
+    describe('and the user does not have a note', () => {
+      beforeEach(() => {
+        initComponent({
+          user: {
+            ...user,
+            note: null,
+          },
+        });
+      });
+
+      it('does not render a user note', () => {
+        expect(findNote().exists()).toBe(false);
+      });
+    });
   });
 });

spec/frontend/admin/users/mock_data.js

@@ -14,6 +14,7 @@ export const users = [
     ],
     projectsCount: 0,
     actions: [],
+    note: 'Create per issue #999',
   },
 ];
 

spec/serializers/admin/user_entity_spec.rb

@@ -22,6 +22,7 @@ RSpec.describe Admin::UserEntity do
         :username,
         :last_activity_on,
         :avatar_url,
+        :note,
         :badges,
         :projects_count,
         :actions

spec/serializers/admin/user_serializer_spec.rb

@@ -17,6 +17,7 @@ RSpec.describe Admin::UserSerializer do
         :username,
         :last_activity_on,
         :avatar_url,
+        :note,
         :badges,
         :projects_count,
         :actions