1 files changed, 88 insertions, 0 deletions
diff --git a/spec/frontend/packages_and_registries/harbor_registry/components/list/harbor_list_header_spec.js b/spec/frontend/packages_and_registries/harbor_registry/components/list/harbor_list_header_spec.js
new file mode 100644
index 00000000000..636f3eeb04a
--- /dev/null
+++ b/spec/frontend/packages_and_registries/harbor_registry/components/list/harbor_list_header_spec.js
@@ -0,0 +1,88 @@
+import { shallowMount } from '@vue/test-utils';
+import { GlSprintf } from '@gitlab/ui';
+import { nextTick } from 'vue';
+import TitleArea from '~/vue_shared/components/registry/title_area.vue';
+import HarborListHeader from '~/packages_and_registries/harbor_registry/components/list/harbor_list_header.vue';
+import MetadataItem from '~/vue_shared/components/registry/metadata_item.vue';
+import {
+  HARBOR_REGISTRY_TITLE,
+  LIST_INTRO_TEXT,
+} from '~/packages_and_registries/harbor_registry/constants/index';
+
+describe('harbor_list_header', () => {
+  let wrapper;
+
+  const findTitleArea = () => wrapper.find(TitleArea);
+  const findCommandsSlot = () => wrapper.find('[data-testid="commands-slot"]');
+  const findImagesMetaDataItem = () => wrapper.find(MetadataItem);
+
+  const mountComponent = async (propsData, slots) => {
+    wrapper = shallowMount(HarborListHeader, {
+      stubs: {
+        GlSprintf,
+        TitleArea,
+      },
+      propsData,
+      slots,
+    });
+    await nextTick();
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  describe('header', () => {
+    it('has a title', () => {
+      mountComponent({ metadataLoading: true });
+
+      expect(findTitleArea().props()).toMatchObject({
+        title: HARBOR_REGISTRY_TITLE,
+        metadataLoading: true,
+      });
+    });
+
+    it('has a commands slot', () => {
+      mountComponent(null, { commands: '<div data-testid="commands-slot">baz</div>' });
+
+      expect(findCommandsSlot().text()).toBe('baz');
+    });
+
+    describe('sub header parts', () => {
+      describe('images count', () => {
+        it('exists', async () => {
+          await mountComponent({ imagesCount: 1 });
+
+          expect(findImagesMetaDataItem().exists()).toBe(true);
+        });
+
+        it('when there is one image', async () => {
+          await mountComponent({ imagesCount: 1 });
+
+          expect(findImagesMetaDataItem().props()).toMatchObject({
+            text: '1 Image repository',
+            icon: 'container-image',
+          });
+        });
+
+        it('when there is more than one image', async () => {
+          await mountComponent({ imagesCount: 3 });
+
+          expect(findImagesMetaDataItem().props('text')).toBe('3 Image repositories');
+        });
+      });
+    });
+  });
+
+  describe('info messages', () => {
+    describe('default message', () => {
+      it('is correctly bound to title_area props', () => {
+        mountComponent({ helpPagePath: 'foo' });
+
+        expect(findTitleArea().props('infoMessages')).toEqual([
+          { text: LIST_INTRO_TEXT, link: 'foo' },
+        ]);
+      });
+    });
+  });
+});