1 files changed, 75 insertions, 0 deletions
diff --git a/spec/frontend/vue_shared/components/sidebar/labels_select_widget/dropdown_header_spec.js b/spec/frontend/vue_shared/components/sidebar/labels_select_widget/dropdown_header_spec.js
new file mode 100644
index 00000000000..592559ef305
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+++ b/spec/frontend/vue_shared/components/sidebar/labels_select_widget/dropdown_header_spec.js
@@ -0,0 +1,75 @@
+import { GlSearchBoxByType } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
+import { extendedWrapper } from 'helpers/vue_test_utils_helper';
+import DropdownHeader from '~/vue_shared/components/sidebar/labels_select_widget/dropdown_header.vue';
+
+describe('DropdownHeader', () => {
+  let wrapper;
+
+  const createComponent = ({
+    showDropdownContentsCreateView = false,
+    labelsFetchInProgress = false,
+  } = {}) => {
+    wrapper = extendedWrapper(
+      shallowMount(DropdownHeader, {
+        propsData: {
+          showDropdownContentsCreateView,
+          labelsFetchInProgress,
+          labelsCreateTitle: 'Create label',
+          labelsListTitle: 'Select label',
+          searchKey: '',
+        },
+        stubs: {
+          GlSearchBoxByType,
+        },
+      }),
+    );
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  const findSearchInput = () => wrapper.findComponent(GlSearchBoxByType);
+  const findGoBackButton = () => wrapper.findByTestId('go-back-button');
+
+  beforeEach(() => {
+    createComponent();
+  });
+
+  describe('Create view', () => {
+    beforeEach(() => {
+      createComponent({ showDropdownContentsCreateView: true });
+    });
+
+    it('renders go back button', () => {
+      expect(findGoBackButton().exists()).toBe(true);
+    });
+
+    it('does not render search input field', async () => {
+      expect(findSearchInput().exists()).toBe(false);
+    });
+  });
+
+  describe('Labels view', () => {
+    beforeEach(() => {
+      createComponent();
+    });
+
+    it('does not render go back button', () => {
+      expect(findGoBackButton().exists()).toBe(false);
+    });
+
+    it.each`
+      labelsFetchInProgress | disabled
+      ${true}               | ${true}
+      ${false}              | ${false}
+    `(
+      'when labelsFetchInProgress is $labelsFetchInProgress, renders search input with disabled prop to $disabled',
+      ({ labelsFetchInProgress, disabled }) => {
+        createComponent({ labelsFetchInProgress });
+        expect(findSearchInput().props('disabled')).toBe(disabled);
+      },
+    );
+  });
+});