1 files changed, 17 insertions, 0 deletions

diff --git a/spec/frontend/issues/show/components/incidents/timeline_events_list_spec.js b/spec/frontend/issues/show/components/incidents/timeline_events_list_spec.js
index dff1c429d07..a7250e8ad0d 100644
--- a/spec/frontend/issues/show/components/incidents/timeline_events_list_spec.js
+++ b/spec/frontend/issues/show/components/incidents/timeline_events_list_spec.js
@@ -92,6 +92,9 @@ describe('IncidentTimelineEventList', () => {
       expect(findItems().at(1).props('occurredAt')).toBe(mockEvents[1].occurredAt);
       expect(findItems().at(1).props('action')).toBe(mockEvents[1].action);
       expect(findItems().at(1).props('noteHtml')).toBe(mockEvents[1].noteHtml);
+      expect(findItems().at(1).props('eventTag')).toBe(
+        mockEvents[1].timelineEventTags.nodes[0].name,
+      );
     });
 
     it('formats dates correctly', () => {
@@ -120,6 +123,20 @@ describe('IncidentTimelineEventList', () => {
       });
     });
 
+    describe('getFirstTag', () => {
+      it('returns undefined, when timelineEventTags contains an empty array', () => {
+        const returnedTag = wrapper.vm.getFirstTag(mockEvents[0].timelineEventTags);
+
+        expect(returnedTag).toEqual(undefined);
+      });
+
+      it('returns the first string, when timelineEventTags contains array with at least one tag', () => {
+        const returnedTag = wrapper.vm.getFirstTag(mockEvents[1].timelineEventTags);
+
+        expect(returnedTag).toBe(mockEvents[1].timelineEventTags.nodes[0].name);
+      });
+    });
+
     describe('delete functionality', () => {
       beforeEach(() => {
         mockConfirmAction({ confirmed: true });