1 files changed, 62 insertions, 0 deletions
diff --git a/spec/frontend/analytics/usage_trends/components/usage_counts_spec.js b/spec/frontend/analytics/usage_trends/components/usage_counts_spec.js
new file mode 100644
index 00000000000..703767dab47
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+++ b/spec/frontend/analytics/usage_trends/components/usage_counts_spec.js
@@ -0,0 +1,62 @@
+import { GlDeprecatedSkeletonLoading as GlSkeletonLoading } from '@gitlab/ui';
+import { GlSingleStat } from '@gitlab/ui/dist/charts';
+import { shallowMount } from '@vue/test-utils';
+import UsageCounts from '~/analytics/usage_trends/components/usage_counts.vue';
+import { mockUsageCounts } from '../mock_data';
+
+describe('UsageCounts', () => {
+  let wrapper;
+
+  const createComponent = ({ loading = false, data = {} } = {}) => {
+    const $apollo = {
+      queries: {
+        counts: {
+          loading,
+        },
+      },
+    };
+
+    wrapper = shallowMount(UsageCounts, {
+      mocks: { $apollo },
+      data() {
+        return {
+          ...data,
+        };
+      },
+    });
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+  });
+
+  const findSkeletonLoader = () => wrapper.findComponent(GlSkeletonLoading);
+  const findAllSingleStats = () => wrapper.findAllComponents(GlSingleStat);
+
+  describe('while loading', () => {
+    beforeEach(() => {
+      createComponent({ loading: true });
+    });
+
+    it('displays a loading indicator', () => {
+      expect(findSkeletonLoader().exists()).toBe(true);
+    });
+  });
+
+  describe('with data', () => {
+    beforeEach(() => {
+      createComponent({ data: { counts: mockUsageCounts } });
+    });
+
+    it.each`
+      index | value                       | title
+      ${0}  | ${mockUsageCounts[0].value} | ${mockUsageCounts[0].label}
+      ${1}  | ${mockUsageCounts[1].value} | ${mockUsageCounts[1].label}
+    `('renders a GlSingleStat for "$title"', ({ index, value, title }) => {
+      const singleStat = findAllSingleStats().at(index);
+
+      expect(singleStat.props('value')).toBe(`${value}`);
+      expect(singleStat.props('title')).toBe(title);
+    });
+  });
+});