chore: comment [skip ci]

diff --git a/packages/testing/src/testing.ts b/packages/testing/src/testing.ts
index bb8e48b83b503ddcb8951ae347b77e511bc7977d..978cf662718ea44f3ef0462f8130600e2c736509 100644 (file)
--- a/packages/testing/src/testing.ts
+++ b/packages/testing/src/testing.ts
@@ -133,6 +133,8 @@ export function createTestingPinia({
     )
   } else if (
     typeof createSpy !== 'function' ||
+    // When users pass vi.fn() instead of vi.fn
+    // https://github.com/vuejs/pinia/issues/2896
     'mockReturnValue' in createSpy
   ) {
     throw new Error(