From 9b31c42ccb42fe13fc24f7434b00a1bcbee8cd8a Mon Sep 17 00:00:00 2001
From: Arnaud de Surirey <adesurirey@gmail.com>
Date: Tue, 7 Jan 2020 19:34:57 +0100
Subject: [PATCH] fix: useUpdateEffect cleanup test returns false positive

---
 tests/useUpdateEffect.test.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/useUpdateEffect.test.ts b/tests/useUpdateEffect.test.ts
index 5d00265bab..02c81461de 100644
--- a/tests/useUpdateEffect.test.ts
+++ b/tests/useUpdateEffect.test.ts
@@ -13,7 +13,8 @@ it('should run effect on update', () => {
 
 it('should run cleanup on unmount', () => {
   const cleanup = jest.fn();
-  const hook = renderHook(() => useUpdateEffect(cleanup));
+  const effect = jest.fn().mockReturnValue(cleanup);
+  const hook = renderHook(() => useUpdateEffect(effect));
 
   hook.rerender();
   hook.unmount();