1 files changed, 105 insertions, 0 deletions
diff --git a/spec/frontend/invite_members/components/project_select_spec.js b/spec/frontend/invite_members/components/project_select_spec.js
new file mode 100644
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+++ b/spec/frontend/invite_members/components/project_select_spec.js
@@ -0,0 +1,105 @@
+import { GlSearchBoxByType, GlAvatarLabeled, GlDropdownItem } from '@gitlab/ui';
+import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
+import waitForPromises from 'helpers/wait_for_promises';
+import * as projectsApi from '~/api/projects_api';
+import ProjectSelect from '~/invite_members/components/project_select.vue';
+import { allProjects, project1 } from '../mock_data/api_response_data';
+
+describe('ProjectSelect', () => {
+  let wrapper;
+
+  const createComponent = () => {
+    wrapper = shallowMountExtended(ProjectSelect, {});
+  };
+
+  beforeEach(() => {
+    jest.spyOn(projectsApi, 'getProjects').mockResolvedValue(allProjects);
+
+    createComponent();
+  });
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  const findSearchBoxByType = () => wrapper.findComponent(GlSearchBoxByType);
+  const findDropdownItem = (index) => wrapper.findAllComponents(GlDropdownItem).at(index);
+  const findAvatarLabeled = (index) => findDropdownItem(index).findComponent(GlAvatarLabeled);
+  const findEmptyResultMessage = () => wrapper.findByTestId('empty-result-message');
+  const findErrorMessage = () => wrapper.findByTestId('error-message');
+
+  it('renders GlSearchBoxByType with default attributes', () => {
+    expect(findSearchBoxByType().exists()).toBe(true);
+    expect(findSearchBoxByType().vm.$attrs).toMatchObject({
+      placeholder: 'Search projects',
+    });
+  });
+
+  describe('when user types in the search input', () => {
+    let resolveApiRequest;
+    let rejectApiRequest;
+
+    beforeEach(() => {
+      jest.spyOn(projectsApi, 'getProjects').mockImplementation(
+        () =>
+          new Promise((resolve, reject) => {
+            resolveApiRequest = resolve;
+            rejectApiRequest = reject;
+          }),
+      );
+
+      findSearchBoxByType().vm.$emit('input', project1.name);
+    });
+
+    it('calls the API', () => {
+      resolveApiRequest({ data: allProjects });
+
+      expect(projectsApi.getProjects).toHaveBeenCalledWith(project1.name, {
+        active: true,
+        exclude_internal: true,
+      });
+    });
+
+    it('displays loading icon while waiting for API call to resolve and then sets loading false', async () => {
+      expect(findSearchBoxByType().props('isLoading')).toBe(true);
+
+      resolveApiRequest({ data: allProjects });
+      await waitForPromises();
+
+      expect(findSearchBoxByType().props('isLoading')).toBe(false);
+      expect(findEmptyResultMessage().exists()).toBe(false);
+      expect(findErrorMessage().exists()).toBe(false);
+    });
+
+    it('displays a dropdown item and avatar for each project fetched', async () => {
+      resolveApiRequest({ data: allProjects });
+      await waitForPromises();
+
+      allProjects.forEach((project, index) => {
+        expect(findDropdownItem(index).attributes('name')).toBe(project.name_with_namespace);
+        expect(findAvatarLabeled(index).attributes()).toMatchObject({
+          src: project.avatar_url,
+          'entity-id': String(project.id),
+          'entity-name': project.name_with_namespace,
+        });
+        expect(findAvatarLabeled(index).props('label')).toBe(project.name_with_namespace);
+      });
+    });
+
+    it('displays the empty message when the API results are empty', async () => {
+      resolveApiRequest({ data: [] });
+      await waitForPromises();
+
+      expect(findEmptyResultMessage().text()).toBe('No matching results');
+    });
+
+    it('displays the error message when the fetch fails', async () => {
+      rejectApiRequest();
+      await waitForPromises();
+
+      expect(findErrorMessage().text()).toBe(
+        'There was an error fetching the projects. Please try again.',
+      );
+    });
+  });
+});