1 files changed, 11 insertions, 0 deletions
diff --git a/spec/frontend/releases/stores/modules/detail/mutations_spec.js b/spec/frontend/releases/stores/modules/detail/mutations_spec.js
index 8bbf550b77d..944769d22cc 100644
--- a/spec/frontend/releases/stores/modules/detail/mutations_spec.js
+++ b/spec/frontend/releases/stores/modules/detail/mutations_spec.js
@@ -26,6 +26,7 @@ describe('Release edit/new mutations', () => {
 
       expect(state.release).toEqual({
         tagName: 'v1.3',
+        tagMessage: '',
         name: '',
         description: '',
         milestones: [],
@@ -90,6 +91,16 @@ describe('Release edit/new mutations', () => {
     });
   });
 
+  describe(`${types.UPDATE_RELEASE_TAG_MESSAGE}`, () => {
+    it("updates the release's tag message", () => {
+      state.release = release;
+      const newMessage = 'updated-tag-message';
+      mutations[types.UPDATE_RELEASE_TAG_MESSAGE](state, newMessage);
+
+      expect(state.release.tagMessage).toBe(newMessage);
+    });
+  });
+
   describe(`${types.UPDATE_RELEASED_AT}`, () => {
     it("updates the release's released at date", () => {
       state.release = release;