1 files changed, 15 insertions, 0 deletions
diff --git a/spec/frontend/graphql_shared/utils_spec.js b/spec/frontend/graphql_shared/utils_spec.js
index 56bfb02ea4a..1732f24eeff 100644
--- a/spec/frontend/graphql_shared/utils_spec.js
+++ b/spec/frontend/graphql_shared/utils_spec.js
@@ -1,4 +1,5 @@
 import {
+  isGid,
   getIdFromGraphQLId,
   convertToGraphQLId,
   convertToGraphQLIds,
@@ -10,6 +11,16 @@ const mockType = 'Group';
 const mockId = 12;
 const mockGid = `gid://gitlab/Group/12`;
 
+describe('isGid', () => {
+  it('returns true if passed id is gid', () => {
+    expect(isGid(mockGid)).toBe(true);
+  });
+
+  it('returns false if passed id is not gid', () => {
+    expect(isGid(mockId)).toBe(false);
+  });
+});
+
 describe('getIdFromGraphQLId', () => {
   [
     {
@@ -67,6 +78,10 @@ describe('convertToGraphQLId', () => {
   `('throws TypeError with "$message" if a param is missing', ({ type, id, message }) => {
     expect(() => convertToGraphQLId(type, id)).toThrow(new TypeError(message));
   });
+
+  it('returns id as is if it follows the gid format', () => {
+    expect(convertToGraphQLId(mockType, mockGid)).toStrictEqual(mockGid);
+  });
 });
 
 describe('convertToGraphQLIds', () => {