1 files changed, 169 insertions, 0 deletions
diff --git a/spec/frontend/sidebar/reviewers_spec.js b/spec/frontend/sidebar/reviewers_spec.js
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+++ b/spec/frontend/sidebar/reviewers_spec.js
@@ -0,0 +1,169 @@
+import { mount } from '@vue/test-utils';
+import { trimText } from 'helpers/text_helper';
+import { GlIcon } from '@gitlab/ui';
+import Reviewer from '~/sidebar/components/reviewers/reviewers.vue';
+import UsersMock from './mock_data';
+import UsersMockHelper from '../helpers/user_mock_data_helper';
+
+describe('Reviewer component', () => {
+  const getDefaultProps = () => ({
+    rootPath: 'http://localhost:3000',
+    users: [],
+    editable: false,
+  });
+  let wrapper;
+
+  const createWrapper = (propsData = getDefaultProps()) => {
+    wrapper = mount(Reviewer, {
+      propsData,
+    });
+  };
+
+  const findCollapsedChildren = () => wrapper.findAll('.sidebar-collapsed-icon > *');
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('No reviewers/users', () => {
+    it('displays no reviewer icon when collapsed', () => {
+      createWrapper();
+      const collapsedChildren = findCollapsedChildren();
+      const userIcon = collapsedChildren.at(0).find(GlIcon);
+
+      expect(collapsedChildren.length).toBe(1);
+      expect(collapsedChildren.at(0).attributes('aria-label')).toBe('None');
+      expect(userIcon.exists()).toBe(true);
+      expect(userIcon.props('name')).toBe('user');
+    });
+  });
+
+  describe('One reviewer/user', () => {
+    it('displays one reviewer icon when collapsed', () => {
+      createWrapper({
+        ...getDefaultProps(),
+        users: [UsersMock.user],
+      });
+
+      const collapsedChildren = findCollapsedChildren();
+      const reviewer = collapsedChildren.at(0);
+
+      expect(collapsedChildren.length).toBe(1);
+      expect(reviewer.find('.avatar').attributes('src')).toBe(UsersMock.user.avatar);
+      expect(reviewer.find('.avatar').attributes('alt')).toBe(`${UsersMock.user.name}'s avatar`);
+
+      expect(trimText(reviewer.find('.author').text())).toBe(UsersMock.user.name);
+    });
+  });
+
+  describe('Two or more reviewers/users', () => {
+    it('displays two reviewer icons when collapsed', () => {
+      const users = UsersMockHelper.createNumberRandomUsers(2);
+      createWrapper({
+        ...getDefaultProps(),
+        users,
+      });
+
+      const collapsedChildren = findCollapsedChildren();
+
+      expect(collapsedChildren.length).toBe(2);
+
+      const first = collapsedChildren.at(0);
+
+      expect(first.find('.avatar').attributes('src')).toBe(users[0].avatar_url);
+      expect(first.find('.avatar').attributes('alt')).toBe(`${users[0].name}'s avatar`);
+
+      expect(trimText(first.find('.author').text())).toBe(users[0].name);
+
+      const second = collapsedChildren.at(1);
+
+      expect(second.find('.avatar').attributes('src')).toBe(users[1].avatar_url);
+      expect(second.find('.avatar').attributes('alt')).toBe(`${users[1].name}'s avatar`);
+
+      expect(trimText(second.find('.author').text())).toBe(users[1].name);
+    });
+
+    it('displays one reviewer icon and counter when collapsed', () => {
+      const users = UsersMockHelper.createNumberRandomUsers(3);
+      createWrapper({
+        ...getDefaultProps(),
+        users,
+      });
+
+      const collapsedChildren = findCollapsedChildren();
+
+      expect(collapsedChildren.length).toBe(2);
+
+      const first = collapsedChildren.at(0);
+
+      expect(first.find('.avatar').attributes('src')).toBe(users[0].avatar_url);
+      expect(first.find('.avatar').attributes('alt')).toBe(`${users[0].name}'s avatar`);
+
+      expect(trimText(first.find('.author').text())).toBe(users[0].name);
+
+      const second = collapsedChildren.at(1);
+
+      expect(trimText(second.find('.avatar-counter').text())).toBe('+2');
+    });
+
+    it('Shows two reviewers', () => {
+      const users = UsersMockHelper.createNumberRandomUsers(2);
+      createWrapper({
+        ...getDefaultProps(),
+        users,
+        editable: true,
+      });
+
+      expect(wrapper.findAll('.user-item').length).toBe(users.length);
+      expect(wrapper.find('.user-list-more').exists()).toBe(false);
+    });
+
+    it('shows sorted reviewer where "can merge" users are sorted first', () => {
+      const users = UsersMockHelper.createNumberRandomUsers(3);
+      users[0].can_merge = false;
+      users[1].can_merge = false;
+      users[2].can_merge = true;
+
+      createWrapper({
+        ...getDefaultProps(),
+        users,
+        editable: true,
+      });
+
+      expect(wrapper.vm.sortedReviewers[0].can_merge).toBe(true);
+    });
+
+    it('passes the sorted reviewers to the uncollapsed-reviewer-list', () => {
+      const users = UsersMockHelper.createNumberRandomUsers(3);
+      users[0].can_merge = false;
+      users[1].can_merge = false;
+      users[2].can_merge = true;
+
+      createWrapper({
+        ...getDefaultProps(),
+        users,
+      });
+
+      const userItems = wrapper.findAll('.user-list .user-item a');
+
+      expect(userItems.length).toBe(3);
+      expect(userItems.at(0).attributes('title')).toBe(users[2].name);
+    });
+
+    it('passes the sorted reviewers to the collapsed-reviewer-list', () => {
+      const users = UsersMockHelper.createNumberRandomUsers(3);
+      users[0].can_merge = false;
+      users[1].can_merge = false;
+      users[2].can_merge = true;
+
+      createWrapper({
+        ...getDefaultProps(),
+        users,
+      });
+
+      const collapsedButton = wrapper.find('.sidebar-collapsed-user button');
+
+      expect(trimText(collapsedButton.text())).toBe(users[2].name);
+    });
+  });
+});