diff --git a/libpurgeablemem/test/purgeableresourcemanager_test.cpp b/libpurgeablemem/test/purgeableresourcemanager_test.cpp
index f73a28ca18c462470b8fcc541d45f560ed572732..c71ba951a7ac7635d490034941e79d7065d9387f 100644
--- a/libpurgeablemem/test/purgeableresourcemanager_test.cpp
+++ b/libpurgeablemem/test/purgeableresourcemanager_test.cpp
@@ -153,11 +153,12 @@ HWTEST_F(PurgeableResourceManagerTest, AddResourceTest, TestSize.Level1)
 HWTEST_F(PurgeableResourceManagerTest, RemoveResourceTest, TestSize.Level1)
 {
     std::shared_ptr<PurgeableMemBase> key = std::make_shared<PurgeableMemBase>();
-    PurgeableResourceManager::GetInstance().RemoveResource(nullptr);
+    std::shared_ptr<PurgeableMemBase> key1 = nullptr;
     PurgeableResourceManager::GetInstance().AddResource(key);
+    PurgeableResourceManager::GetInstance().RemoveResource(key1);
     PurgeableResourceManager::GetInstance().RemoveResource(key);
-    PurgeableResourceManager::GetInstance().ChangeDataValid(key, true) ;
-    PurgeableResourceManager::GetInstance().ChangeDataValid(nullptr, true);
+    PurgeableResourceManager::GetInstance().ChangeDataValid(key, true);
+    PurgeableResourceManager::GetInstance().ChangeDataValid(key1, true);
     PurgeableResourceManager::GetInstance().Clear();
     EXPECT_EQ(PurgeableResourceManager::GetInstance().lruCache_.Size(), 0);
 }