1 files changed, 26 insertions, 0 deletions
diff --git a/spec/javascripts/monitoring/shared/prometheus_header_spec.js b/spec/javascripts/monitoring/shared/prometheus_header_spec.js
new file mode 100644
index 00000000000..9f916a4dfbb
--- /dev/null
+++ b/spec/javascripts/monitoring/shared/prometheus_header_spec.js
@@ -0,0 +1,26 @@
+import { shallowMount } from '@vue/test-utils';
+import PrometheusHeader from '~/monitoring/components/shared/prometheus_header.vue';
+
+describe('Prometheus Header component', () => {
+  let prometheusHeader;
+
+  beforeEach(() => {
+    prometheusHeader = shallowMount(PrometheusHeader, {
+      propsData: {
+        graphTitle: 'graph header',
+      },
+    });
+  });
+
+  afterEach(() => {
+    prometheusHeader.destroy();
+  });
+
+  describe('Prometheus header component', () => {
+    it('should show a title', () => {
+      const title = prometheusHeader.vm.$el.querySelector('.js-graph-title').textContent;
+
+      expect(title).toBe('graph header');
+    });
+  });
+});