diff --git a/services/samgr/native/test/unittest/src/system_ability_mgr_load_test.cpp b/services/samgr/native/test/unittest/src/system_ability_mgr_load_test.cpp
index 5c7f8e709b6413c62c892fe780e1653c8ede3466..a9a1094912db15bb6163ef3280bee3b8ce3399a0 100644
--- a/services/samgr/native/test/unittest/src/system_ability_mgr_load_test.cpp
+++ b/services/samgr/native/test/unittest/src/system_ability_mgr_load_test.cpp
@@ -102,6 +102,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility001, TestSize.Level0)
     DTEST_LOG << "LoadSystemAbility001 begin" << std::endl;
     int32_t systemAbilityId = TEST_EXCEPTION_LOW_SA_ID;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t result = saMgr->LoadSystemAbility(systemAbilityId, nullptr);
     EXPECT_TRUE(result != ERR_OK);
@@ -118,6 +119,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility002, TestSize.Level0)
     DTEST_LOG << "LoadSystemAbility002 begin" << std::endl;
     int32_t systemAbilityId = TEST_EXCEPTION_HIGH_SA_ID;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t result = saMgr->LoadSystemAbility(systemAbilityId, nullptr);
     EXPECT_TRUE(result != ERR_OK);
@@ -134,6 +136,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility003, TestSize.Level0)
     DTEST_LOG << "LoadSystemAbility003 begin" << std::endl;
     int32_t systemAbilityId = DISTRIBUTED_SCHED_TEST_SO_ID;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t result = saMgr->LoadSystemAbility(systemAbilityId, nullptr);
     EXPECT_TRUE(result != ERR_OK);
@@ -150,6 +153,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility004, TestSize.Level0)
     DTEST_LOG << "LoadSystemAbility004 begin" << std::endl;
     int32_t systemAbilityId = DISTRIBUTED_SCHED_TEST_SO_ID;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     sptr<ISystemAbilityLoadCallback> callback = new SystemAbilityLoadCallbackMock();
     int32_t result = saMgr->LoadSystemAbility(systemAbilityId, callback);
@@ -166,6 +170,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility005, TestSize.Level1)
 {
     DTEST_LOG << "LoadSystemAbility005 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     MessageParcel data;
     MessageParcel reply;
     MessageOption option;
@@ -184,6 +189,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility006, TestSize.Level1)
 {
     DTEST_LOG << "LoadSystemAbility006 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     MessageParcel data;
     data.WriteInterfaceToken(SAMANAGER_INTERFACE_TOKEN);
     MessageParcel reply;
@@ -203,6 +209,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility007, TestSize.Level1)
 {
     DTEST_LOG << "LoadSystemAbility007 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     MessageParcel data;
     data.WriteInterfaceToken(SAMANAGER_INTERFACE_TOKEN);
     data.WriteInt32(TEST_EXCEPTION_HIGH_SA_ID);
@@ -223,6 +230,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility008, TestSize.Level1)
 {
     DTEST_LOG << "LoadSystemAbility008 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     MessageParcel data;
     data.WriteInterfaceToken(SAMANAGER_INTERFACE_TOKEN);
     data.WriteInt32(DISTRIBUTED_SCHED_TEST_SO_ID);
@@ -243,6 +251,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility009, TestSize.Level1)
 {
     DTEST_LOG << "LoadSystemAbility009 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     MessageParcel data;
     data.WriteInterfaceToken(SAMANAGER_INTERFACE_TOKEN);
     data.WriteInt32(DISTRIBUTED_SCHED_TEST_SO_ID);
@@ -267,6 +276,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, LoadSystemAbility010, TestSize.Level3)
     DTEST_LOG << "LoadSystemAbility010 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
     InitSaMgr(saMgr);
+    saMgr->saProfileMap_.clear();
     sptr<ISystemAbilityLoadCallback> callback = new SystemAbilityLoadCallbackMock();
     int32_t ret = saMgr->LoadSystemAbility(SAID, callback);
     EXPECT_EQ(ret, PROFILE_NOT_EXIST);
@@ -299,6 +309,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, OnLoadSystemAbilitySuccess001, TestSize.Level
 {
     DTEST_LOG << "OnLoadSystemAbilitySuccess001 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     sptr<SystemAbilityLoadCallbackMock> callback = new SystemAbilityLoadCallbackMock();
     saMgr->NotifySystemAbilityLoaded(DISTRIBUTED_SCHED_TEST_SO_ID, nullptr, nullptr);
@@ -315,7 +326,8 @@ HWTEST_F(SystemAbilityMgrLoadTest, OnLoadSystemAbilitySuccess002, TestSize.Level
 {
     DTEST_LOG << "OnLoadSystemAbilitySuccess002 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
-    saMgr->Init();
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     sptr<SystemAbilityLoadCallbackMock> callback = new SystemAbilityLoadCallbackMock();
     saMgr->NotifySystemAbilityLoaded(DISTRIBUTED_SCHED_TEST_SO_ID, nullptr, callback);
     EXPECT_TRUE(callback->GetSystemAbilityId() == DISTRIBUTED_SCHED_TEST_SO_ID);
@@ -332,6 +344,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, OnLoadSystemAbilitySuccess003, TestSize.Level
 {
     DTEST_LOG << "OnLoadSystemAbilitySuccess003 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     sptr<SystemAbilityLoadCallbackMock> callback = new SystemAbilityLoadCallbackMock();
     sptr<IRemoteObject> remoteObject = new TestTransactionService();
@@ -350,6 +363,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, OnLoadSystemAbilitySuccess004, TestSize.Level
 {
     DTEST_LOG << " OnLoadSystemAbilitySuccess004 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     sptr<SystemAbilityLoadCallbackMock> callback = new SystemAbilityLoadCallbackMock();
     saMgr->NotifySystemAbilityLoaded(DISTRIBUTED_SCHED_TEST_SO_ID, nullptr, nullptr);
@@ -366,6 +380,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, ReportLoadSAOverflow001, TestSize.Level1)
 {
     DTEST_LOG << "ReportLoadSAOverflow001 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    ASSERT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     for (int i = 0; i < OVERFLOW_TIME; ++i) {
         sptr<SystemAbilityLoadCallbackMock> callback = new SystemAbilityLoadCallbackMock();
@@ -704,6 +719,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, UnloadSystemAbility002, TestSize.Level3)
 {
     DTEST_LOG << "UnloadSystemAbility002 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t systemAbilityId = 1;
     CommonSaProfile saProfile;
@@ -726,6 +742,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, UnloadSystemAbility003, TestSize.Level3)
     DTEST_LOG << " UnloadSystemAbility003 begin" << std::endl;
     SamMockPermission::MockProcess("memmgrservice");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     CommonSaProfile saProfile;
     saProfile.process = u"memmgrservice";
@@ -747,6 +764,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, CancelUnloadSystemAbility001, TestSize.Level3
 {
     DTEST_LOG << " CancelUnloadSystemAbility001 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t systemAbilityId = -1;
     int32_t ret = saMgr->CancelUnloadSystemAbility(systemAbilityId);
@@ -764,6 +782,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, CancelUnloadSystemAbility002, TestSize.Level3
 {
     DTEST_LOG << " CancelUnloadSystemAbility002 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t systemAbilityId = 1;
     int32_t ret = saMgr->CancelUnloadSystemAbility(systemAbilityId);
@@ -781,6 +800,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, CancelUnloadSystemAbility003, TestSize.Level3
 {
     DTEST_LOG << " CancelUnloadSystemAbility003 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     CommonSaProfile saProfile;
     saMgr->saProfileMap_[1] = saProfile;
@@ -801,6 +821,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, CancelUnloadSystemAbility004, TestSize.Level3
     DTEST_LOG << " CancelUnloadSystemAbility004 begin" << std::endl;
     SamMockPermission::MockProcess("mockProcess");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     CommonSaProfile saProfile;
     saProfile.process = u"mockProcess";
@@ -822,6 +843,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, CancelUnloadSystemAbility005, TestSize.Level3
     DTEST_LOG << " CancelUnloadSystemAbility005 begin" << std::endl;
     SamMockPermission::MockProcess("mockProcess");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     CommonSaProfile saProfile;
     saProfile.process = u"mockProcess";
@@ -844,6 +866,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, CancelUnloadSystemAbility006, TestSize.Level3
 {
     DTEST_LOG << " CancelUnloadSystemAbility006 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     uint32_t accessToken = IPCSkeleton::GetCallingTokenID();
     Security::AccessToken::NativeTokenInfo nativeTokenInfo;
@@ -870,6 +893,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, DoUnloadSystemAbility001, TestSize.Level3)
 {
     DTEST_LOG << "DoUnloadSystemAbility001 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     std::u16string procName = u"foundation";
     int32_t said = 401;
@@ -899,6 +923,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, DoUnloadSystemAbility002, TestSize.Level3)
 {
     DTEST_LOG << "DoUnloadSystemAbility002 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     ISystemAbilityManager::SAExtraProp saExtraProp(false, 0, u"", u"");
     int32_t systemAbilityId = DISTRIBUTED_SCHED_TEST_TT_ID;
@@ -925,6 +950,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, UnloadAllIdleSystemAbility001, TestSize.Level
     DTEST_LOG << "UnloadAllIdleSystemAbility001 begin" << std::endl;
     SamMockPermission::MockProcess("memmgrservice");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t ret = saMgr->UnloadAllIdleSystemAbility();
     EXPECT_EQ(ret, ERR_OK);
@@ -942,6 +968,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, UnloadAllIdleSystemAbility002, TestSize.Level
     DTEST_LOG << "UnloadAllIdleSystemAbility002 begin" << std::endl;
     SamMockPermission::MockProcess("memmgrservice");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     saMgr->abilityStateScheduler_ = nullptr;
     int32_t ret = saMgr->UnloadAllIdleSystemAbility();
@@ -960,6 +987,7 @@ HWTEST_F(SystemAbilityMgrLoadTest, UnloadAllIdleSystemAbility003, TestSize.Level
 {
     DTEST_LOG << "UnloadAllIdleSystemAbility003 begin" << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t ret = saMgr->UnloadAllIdleSystemAbility();
     EXPECT_EQ(ret, ERR_PERMISSION_DENIED);
diff --git a/services/samgr/native/test/unittest/src/system_ability_mgr_new_test.cpp b/services/samgr/native/test/unittest/src/system_ability_mgr_new_test.cpp
index 9fcf2cbadf2c8fc74cdf7a810d075ec19f347ef2..153125a3cb281a1ebeaec7908e6fccc979731a22 100644
--- a/services/samgr/native/test/unittest/src/system_ability_mgr_new_test.cpp
+++ b/services/samgr/native/test/unittest/src/system_ability_mgr_new_test.cpp
@@ -187,6 +187,8 @@ void SystemAbilityMgrNewTest::TearDown()
 HWTEST_F(SystemAbilityMgrNewTest, GetLocalNodeId001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     string ret = saMgr->GetLocalNodeId();
     EXPECT_EQ(ret, "");
 }
@@ -200,6 +202,8 @@ HWTEST_F(SystemAbilityMgrNewTest, GetLocalNodeId001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, ReportGetSAPeriodically001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     uint64_t pid_said = 123;
     int32_t count = 1;
     saMgr->saFrequencyMap_[pid_said] = count;
@@ -216,6 +220,7 @@ HWTEST_F(SystemAbilityMgrNewTest, StartDynamicSystemProcess001, TestSize.Level3)
 {
     cout << "begin StartDynamicSystemProcess001 "<< endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     std::u16string invalidProcess = u"1234567890123456789012345678901234567890123456789"
         "01234567890123456789012345678901234567890123456";
@@ -233,6 +238,7 @@ HWTEST_F(SystemAbilityMgrNewTest, StartDynamicSystemProcess001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityWithDevice001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     std::string deviceId = "";
     auto ability = saMgr->GetSystemAbility(TEST_EXCEPTION_LOW_SA_ID, deviceId);
@@ -256,7 +262,8 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityWithDevice001, TestSize.Level3
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
-    InitSaMgr(saMgr);
+    EXPECT_TRUE(saMgr != nullptr);
+    saMgr->Init();
     auto ability = saMgr->GetSystemAbilityFromRemote(TEST_EXCEPTION_LOW_SA_ID);
     EXPECT_EQ(ability, nullptr);
 }
@@ -269,6 +276,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote001, TestSize.Level3
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote002, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     auto ability = saMgr->GetSystemAbilityFromRemote(TEST_SYSTEM_ABILITY1);
     EXPECT_EQ(ability, nullptr);
@@ -282,6 +290,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote002, TestSize.Level3
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote003, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     SAInfo saInfo;
     saMgr->abilityMap_[1] = saInfo;
@@ -298,6 +307,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote003, TestSize.Level3
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote004, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     SAInfo saInfo;
     saInfo.isDistributed = true;
@@ -317,6 +327,8 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemAbilityFromRemote004, TestSize.Level3
 HWTEST_F(SystemAbilityMgrNewTest, GetDBinder001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     sptr<DBinderService> result = saMgr->GetDBinder();
     EXPECT_TRUE(result == nullptr);
 }
@@ -331,6 +343,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetDBinder001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, NotifyRpcLoadCompleted001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
 #ifdef SAMGR_ENABLE_DELAY_DBINDER
     saMgr->InitDbinderService();
@@ -338,6 +351,7 @@ HWTEST_F(SystemAbilityMgrNewTest, NotifyRpcLoadCompleted001, TestSize.Level3)
     sptr<IRemoteObject> testAbility = new TestTransactionService();
     saMgr->workHandler_ = nullptr;
     saMgr->NotifyRpcLoadCompleted("", 1, testAbility);
+    EXPECT_TRUE(saMgr != nullptr);
 }
 
 /**
@@ -350,6 +364,7 @@ HWTEST_F(SystemAbilityMgrNewTest, NotifyRpcLoadCompleted001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, NotifyRpcLoadCompleted002, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     sptr<IRemoteObject> testAbility = new TestTransactionService();
     saMgr->NotifyRpcLoadCompleted("", 1, testAbility);
@@ -364,12 +379,14 @@ HWTEST_F(SystemAbilityMgrNewTest, NotifyRpcLoadCompleted002, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, NotifyRpcLoadCompleted003, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
 #ifdef SAMGR_ENABLE_DELAY_DBINDER
     saMgr->InitDbinderService();
 #endif
     sptr<IRemoteObject> testAbility = new TestTransactionService();
     saMgr->NotifyRpcLoadCompleted("", 1, testAbility);
+    EXPECT_TRUE(saMgr != nullptr);
 }
 
 /**
@@ -383,7 +400,8 @@ HWTEST_F(SystemAbilityMgrNewTest, Dump001, TestSize.Level3)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
-    saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     vector<std::u16string> args;
     args.push_back(u"test_name");
     int32_t result = saMgr->Dump(1, args);
@@ -401,7 +419,8 @@ HWTEST_F(SystemAbilityMgrNewTest, Dump002, TestSize.Level3)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
-    saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     vector<std::u16string> args;
     vector<std::string> argsWithStr8;
     args.push_back(u"test_name");
@@ -421,7 +440,8 @@ HWTEST_F(SystemAbilityMgrNewTest, Dump003, TestSize.Level3)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
-    saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     vector<std::u16string> args;
     args.push_back(u"--ipc");
     args.push_back(u"all");
@@ -440,7 +460,8 @@ HWTEST_F(SystemAbilityMgrNewTest, Dump004, TestSize.Level3)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
-    saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     vector<std::u16string> args;
     args.push_back(u"--ffrt");
     args.push_back(u"99999");
@@ -458,6 +479,8 @@ HWTEST_F(SystemAbilityMgrNewTest, Dump004, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, AddSamgrToAbilityMap001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     saMgr->AddSamgrToAbilityMap();
     vector<std::u16string> args;
     args.push_back(u"test_name");
@@ -474,6 +497,7 @@ HWTEST_F(SystemAbilityMgrNewTest, AddSamgrToAbilityMap001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, GetCommonEventExtraIdList001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     sptr<CommonEventCollect> commonEventCollect = new CommonEventCollect(saMgr->collectManager_);
     commonEventCollect->workHandler_ = std::make_shared<CommonHandler>(commonEventCollect);
@@ -521,13 +545,14 @@ HWTEST_F(SystemAbilityMgrNewTest, GetCommonEventExtraIdList001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, RemoveWhiteCommonEvent001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     saMgr->workHandler_ = make_shared<FFRTHandler>("workHandler");
     saMgr->CleanFfrt();
     saMgr->collectManager_ = sptr<DeviceStatusCollectManager>(new DeviceStatusCollectManager());
     saMgr->CleanFfrt();
     saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
     saMgr->CleanFfrt();
-    InitSaMgr(saMgr);
     const std::u16string name;
     saMgr->NotifyRemoteSaDied(name);
     saMgr->RemoveWhiteCommonEvent();
@@ -543,6 +568,7 @@ HWTEST_F(SystemAbilityMgrNewTest, RemoveWhiteCommonEvent001, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, SetFfrt001, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     saMgr->SetFfrt();
     EXPECT_NE(saMgr->collectManager_, nullptr);
@@ -558,6 +584,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetRunningSaExtensionInfoList001, TestSize.Lev
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     const int32_t maxLoop = 4;
     map<int32_t, CommonSaProfile> saProfileMapTmp;
@@ -587,6 +614,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetRunningSaExtensionInfoList002, TestSize.Lev
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     const int32_t maxLoop = 4;
     map<int32_t, CommonSaProfile> saProfileMapTmp;
@@ -627,6 +655,8 @@ HWTEST_F(SystemAbilityMgrNewTest, GetRunningSaExtensionInfoList002, TestSize.Lev
 HWTEST_F(SystemAbilityMgrNewTest, CheckSystemAbility006, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t systemAbilityId = -1;
     bool isExist;
     sptr<IRemoteObject> ret = saMgr->CheckSystemAbility(systemAbilityId, isExist);
@@ -642,6 +672,7 @@ HWTEST_F(SystemAbilityMgrNewTest, CheckSystemAbility006, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, RemoveSystemAbility005, TestSize.Level3)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     const sptr<IRemoteObject> ability = nullptr;
     int32_t ret = saMgr->RemoveSystemAbility(ability);
@@ -656,6 +687,7 @@ HWTEST_F(SystemAbilityMgrNewTest, RemoveSystemAbility005, TestSize.Level3)
 HWTEST_F(SystemAbilityMgrNewTest, AddSystemAbility006, TestSize.Level1)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t systemAbilityId = -1;
     const sptr<IRemoteObject> ability;
@@ -672,6 +704,7 @@ HWTEST_F(SystemAbilityMgrNewTest, AddSystemAbility006, TestSize.Level1)
 HWTEST_F(SystemAbilityMgrNewTest, AddSystemAbility007, TestSize.Level1)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     int32_t systemAbilityId = -1;
     const sptr<IRemoteObject> ability;
@@ -689,6 +722,8 @@ HWTEST_F(SystemAbilityMgrNewTest, AddSystemAbility007, TestSize.Level1)
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemProcess001, TestSize.Level1)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     std::u16string procName;
     sptr<IRemoteObject> ret = saMgr->GetSystemProcess(procName);
     EXPECT_EQ(ret, nullptr);
@@ -702,6 +737,8 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemProcess001, TestSize.Level1)
 HWTEST_F(SystemAbilityMgrNewTest, GetSystemProcessInfo003, TestSize.Level1)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    saMgr->abilityStateScheduler_ = nullptr;
     int32_t systemAbilityId = 0;
     SystemProcessInfo systemProcessInfo;
     int32_t ret = saMgr->GetSystemProcessInfo(systemAbilityId, systemProcessInfo);
@@ -716,6 +753,9 @@ HWTEST_F(SystemAbilityMgrNewTest, GetSystemProcessInfo003, TestSize.Level1)
 HWTEST_F(SystemAbilityMgrNewTest, IsModuleUpdate001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
+    saMgr->saProfileMap_.clear();
     bool ret = saMgr->IsModuleUpdate(SAID);
     EXPECT_FALSE(ret);
 }
@@ -728,6 +768,9 @@ HWTEST_F(SystemAbilityMgrNewTest, IsModuleUpdate001, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IsModuleUpdate002, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
+    saMgr->saProfileMap_.clear();
     CommonSaProfile saprofile;
     saMgr->saProfileMap_[saprofile.saId] = saprofile;
     bool ret = saMgr->IsModuleUpdate(saprofile.saId);
@@ -742,6 +785,9 @@ HWTEST_F(SystemAbilityMgrNewTest, IsModuleUpdate002, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IsModuleUpdate003, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
+    saMgr->saProfileMap_.clear();
     CommonSaProfile saprofile;
     saprofile.moduleUpdate = true;
     saMgr->saProfileMap_[saprofile.saId] = saprofile;
@@ -758,6 +804,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetExtensionSaIdsInner001, TestSize.Level3)
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     MessageParcel data;
     MessageParcel reply;
@@ -774,6 +821,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetExtensionSaIdsInner002, TestSize.Level3)
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     MessageParcel data;
     MessageParcel reply;
@@ -798,6 +846,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetExtensionSaIdsInner003, TestSize.Level3)
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     const int32_t maxLoop = 4;
     map<int32_t, CommonSaProfile> saProfileMapTmp;
@@ -830,6 +879,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetExtensionRunningSaListInner001, TestSize.Le
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     MessageParcel data;
     MessageParcel reply;
@@ -846,6 +896,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetExtensionRunningSaListInner002, TestSize.Le
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     MessageParcel data;
     MessageParcel reply;
@@ -870,6 +921,7 @@ HWTEST_F(SystemAbilityMgrNewTest, GetExtensionRunningSaListInner003, TestSize.Le
 {
     DTEST_LOG << __func__ << std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
     InitSaMgr(saMgr);
     const int32_t maxLoop = 4;
     map<int32_t, CommonSaProfile> saProfileMapTmp;
@@ -905,6 +957,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpProc001, TestSize.Level2)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = -1;
     int32_t fd = 1;
     std::vector<std::string> args;
@@ -923,6 +977,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpProc002, TestSize.Level2)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = -1;
     int32_t fd = 1;
     std::vector<std::string> args;
@@ -942,6 +998,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpProc003, TestSize.Level2)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = -1;
     int32_t fd = 1;
     std::vector<std::string> args;
@@ -961,6 +1019,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpProc004, TestSize.Level2)
 {
     SamMockPermission::MockProcess("hidumper_service");
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = -1;
     int32_t fd = 1;
     std::vector<std::string> args;
@@ -979,6 +1039,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpProc004, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IpcStatSamgrProc001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = IPC_STAT_CMD_START - 1;
     int32_t fd = 1;
     bool ret = saMgr->IpcStatSamgrProc(fd, cmd);
@@ -996,6 +1058,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcStatSamgrProc001, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IpcStatSamgrProc002, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = IPC_STAT_CMD_START;
     int32_t dmd = IPC_STAT_CMD_STOP;
     int32_t emd = IPC_STAT_CMD_GET;
@@ -1018,6 +1082,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcStatSamgrProc002, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IpcDumpAllProcess001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = IPC_STAT_CMD_START;
     int32_t fd = 1;
     bool ret = true;
@@ -1033,6 +1099,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpAllProcess001, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IpcDumpSamgrProcess001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = 4;
     int32_t fd = 1;
     bool ret = true;
@@ -1049,6 +1117,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpSamgrProcess001, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IpcDumpSingleProcess001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     int32_t cmd = IPC_STAT_CMD_START;
     int32_t fd = 1;
     bool ret = true;
@@ -1070,6 +1140,8 @@ HWTEST_F(SystemAbilityMgrNewTest, IpcDumpSingleProcess001, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, DoLoadForPerf001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
     CommonSaProfile saProfile;
     saProfile.process = u"memmgrservice";
@@ -1087,6 +1159,8 @@ HWTEST_F(SystemAbilityMgrNewTest, DoLoadForPerf001, TestSize.Level2)
 HWTEST_F(SystemAbilityMgrNewTest, IsDistributedSystemAbility001, TestSize.Level2)
 {
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager;
+    EXPECT_TRUE(saMgr != nullptr);
+    InitSaMgr(saMgr);
     bool res = saMgr->IsDistributedSystemAbility(-1);
     EXPECT_FALSE(res);
     CommonSaProfile saProfile;
@@ -1109,6 +1183,7 @@ HWTEST_F(SystemAbilityMgrNewTest, RegisterDistribute001, TestSize.Level2)
     DTEST_LOG<<"RegisterDistribute001 BEGIN"<<std::endl;
     sptr<SystemAbilityManager> saMgr = new SystemAbilityManager();
     EXPECT_FALSE(saMgr == nullptr);
+    InitSaMgr(saMgr);
     saMgr->Init();
     saMgr->isDbinderServiceInit_ = false;
     saMgr->distributedSaList_.push_back(softBusServerSaID);
diff --git a/services/samgr/native/test/unittest/src/system_ability_mgr_stub_load_test.cpp b/services/samgr/native/test/unittest/src/system_ability_mgr_stub_load_test.cpp
index 7435edddc7fd1cd2ec858d4c3e3934b738f56dd9..bb43b9c57eb4ba33a278e763c70b3fbbdfc4bf97 100644
--- a/services/samgr/native/test/unittest/src/system_ability_mgr_stub_load_test.cpp
+++ b/services/samgr/native/test/unittest/src/system_ability_mgr_stub_load_test.cpp
@@ -41,6 +41,17 @@ const string DEFAULT_LOAD_NAME = "loadevent";
 constexpr uint32_t SAID = 1499;
 constexpr int64_t DEFAULT_EVENTID = 0;
 constexpr int32_t INVALID_SAID = -1;
+void InitSaMgr(sptr<SystemAbilityManager>& saMgr)
+{
+    saMgr->abilityDeath_ = sptr<IRemoteObject::DeathRecipient>(new AbilityDeathRecipient());
+    saMgr->systemProcessDeath_ = sptr<IRemoteObject::DeathRecipient>(new SystemProcessDeathRecipient());
+    saMgr->abilityStatusDeath_ = sptr<IRemoteObject::DeathRecipient>(new AbilityStatusDeathRecipient());
+    saMgr->abilityCallbackDeath_ = sptr<IRemoteObject::DeathRecipient>(new AbilityCallbackDeathRecipient());
+    saMgr->remoteCallbackDeath_ = sptr<IRemoteObject::DeathRecipient>(new RemoteCallbackDeathRecipient());
+    saMgr->workHandler_ = make_shared<FFRTHandler>("workHandler");
+    saMgr->collectManager_ = sptr<DeviceStatusCollectManager>(new DeviceStatusCollectManager());
+    saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
+}
 }
 
 void SystemAbilityMgrStubLoadTest::SetUpTestCase()
diff --git a/services/samgr/native/test/unittest/src/system_ability_state_scheduler_proc_test.cpp b/services/samgr/native/test/unittest/src/system_ability_state_scheduler_proc_test.cpp
index 67b7555a9d63bdf7a636ba07f5a4b04b5cc4f54a..c55ace60605e0e9b20676ccbc0c60dd7f4cd97ab 100644
--- a/services/samgr/native/test/unittest/src/system_ability_state_scheduler_proc_test.cpp
+++ b/services/samgr/native/test/unittest/src/system_ability_state_scheduler_proc_test.cpp
@@ -39,6 +39,17 @@ constexpr int32_t STATENUMS = 1;
 const std::u16string process = u"test";
 const std::u16string process_invalid = u"test_invalid";
 const std::string LOCAL_DEVICE = "local";
+void InitSaMgr(sptr<SystemAbilityManager>& saMgr)
+{
+    saMgr->abilityDeath_ = sptr<IRemoteObject::DeathRecipient>(new AbilityDeathRecipient());
+    saMgr->systemProcessDeath_ = sptr<IRemoteObject::DeathRecipient>(new SystemProcessDeathRecipient());
+    saMgr->abilityStatusDeath_ = sptr<IRemoteObject::DeathRecipient>(new AbilityStatusDeathRecipient());
+    saMgr->abilityCallbackDeath_ = sptr<IRemoteObject::DeathRecipient>(new AbilityCallbackDeathRecipient());
+    saMgr->remoteCallbackDeath_ = sptr<IRemoteObject::DeathRecipient>(new RemoteCallbackDeathRecipient());
+    saMgr->workHandler_ = make_shared<FFRTHandler>("workHandler");
+    saMgr->collectManager_ = sptr<DeviceStatusCollectManager>(new DeviceStatusCollectManager());
+    saMgr->abilityStateScheduler_ = std::make_shared<SystemAbilityStateScheduler>();
+}
 }
 
 void SystemAbilityStateSchedulerProcTest::SetUpTestCase()