1 files changed, 44 insertions, 0 deletions
diff --git a/spec/frontend/import_entities/components/group_dropdown_spec.js b/spec/frontend/import_entities/components/group_dropdown_spec.js
new file mode 100644
index 00000000000..f7aa0e889ea
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+++ b/spec/frontend/import_entities/components/group_dropdown_spec.js
@@ -0,0 +1,44 @@
+import { GlSearchBoxByType, GlDropdown } from '@gitlab/ui';
+import { shallowMount } from '@vue/test-utils';
+import { nextTick } from 'vue';
+import GroupDropdown from '~/import_entities/components/group_dropdown.vue';
+
+describe('Import entities group dropdown component', () => {
+  let wrapper;
+  let namespacesTracker;
+
+  const createComponent = (propsData) => {
+    namespacesTracker = jest.fn();
+
+    wrapper = shallowMount(GroupDropdown, {
+      scopedSlots: {
+        default: namespacesTracker,
+      },
+      stubs: { GlDropdown },
+      propsData,
+    });
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  it('passes namespaces from props to default slot', () => {
+    const namespaces = ['ns1', 'ns2'];
+    createComponent({ namespaces });
+
+    expect(namespacesTracker).toHaveBeenCalledWith({ namespaces });
+  });
+
+  it('filters namespaces based on user input', async () => {
+    const namespaces = ['match1', 'some unrelated', 'match2'];
+    createComponent({ namespaces });
+
+    namespacesTracker.mockReset();
+    wrapper.find(GlSearchBoxByType).vm.$emit('input', 'match');
+
+    await nextTick();
+
+    expect(namespacesTracker).toHaveBeenCalledWith({ namespaces: ['match1', 'match2'] });
+  });
+});