fix test with t.Run()

kustomize/commands/edit/fix/fix_test.go

@@ -369,6 +369,7 @@ kind: Kustomization
 		},
 	}
 	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
 			fSys := filesys.MakeFsInMemory()
 			testutils_test.WriteTestKustomizationWith(fSys, []byte(test.input))
 			for filename, content := range test.files {
@@ -382,9 +383,8 @@ kind: Kustomization
 			require.Contains(t, string(content), "apiVersion: ")
 			require.Contains(t, string(content), "kind: Kustomization")
 
-		if diff := cmp.Diff([]byte(test.expected), content); diff != "" {
-			t.Errorf("%s: Mismatch (-expected, +actual):\n%s", test.name, diff)
-		}
+			require.Empty(t, cmp.Diff([]byte(test.expected), content))
+		})
 	}
 }