diff --git a/test/unittest/ability_keep_alive_data_manager_test/ability_keep_alive_data_manager_test.cpp b/test/unittest/ability_keep_alive_data_manager_test/ability_keep_alive_data_manager_test.cpp
index 0f9fc49e72cd59b1234e323ba950ffeb4c067241..7a8a0e92cc28366d5030f8502e686b53e4b7ed75 100644
--- a/test/unittest/ability_keep_alive_data_manager_test/ability_keep_alive_data_manager_test.cpp
+++ b/test/unittest/ability_keep_alive_data_manager_test/ability_keep_alive_data_manager_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
+ * Copyright (c) 2024-2025 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -673,28 +673,11 @@ HWTEST_F(AbilityKeepAliveDataManagerTest, DeleteKeepAliveDataWithSetterId_100, T
     AbilityKeepAliveDataManager abilityKeepAliveDataManager;
     KeepAliveInfo info;
     info.bundleName = "com.example.testbundle";
-    auto result = abilityKeepAliveDataManager.DeleteKeepAliveDataWithSetterId(info);
-    EXPECT_EQ(result, ERR_INVALID_VALUE);
-    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_100 end";
-}
-
-/**
- * Feature: AbilityKeepAliveDataManager
- * Function: DeleteKeepAliveDataWithSetterId
- * SubFunction: NA
- * FunctionPoints: AbilityKeepAliveDataManager DeleteKeepAliveDataWithSetterId
- */
-HWTEST_F(AbilityKeepAliveDataManagerTest, DeleteKeepAliveDataWithSetterId_200, TestSize.Level1)
-{
-    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_200 start";
-    AbilityKeepAliveDataManager abilityKeepAliveDataManager;
-    KeepAliveInfo info;
-    info.bundleName = "com.example.testbundle";
     info.userId = 1;
     info.setterId = 100;
     auto result = abilityKeepAliveDataManager.DeleteKeepAliveDataWithSetterId(info);
     EXPECT_EQ(result, ERR_OK);
-    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_200 end";
+    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_100 end";
 }
 
 /**
@@ -703,9 +686,9 @@ HWTEST_F(AbilityKeepAliveDataManagerTest, DeleteKeepAliveDataWithSetterId_200, T
  * SubFunction: NA
  * FunctionPoints: AbilityKeepAliveDataManager DeleteKeepAliveDataWithSetterId
  */
-HWTEST_F(AbilityKeepAliveDataManagerTest, DeleteKeepAliveDataWithSetterId_300, TestSize.Level1)
+HWTEST_F(AbilityKeepAliveDataManagerTest, DeleteKeepAliveDataWithSetterId_200, TestSize.Level1)
 {
-    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_300 start";
+    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_200 start";
     AbilityKeepAliveDataManager abilityKeepAliveDataManager;
     std::shared_ptr<DistributedKv::SingleKvStore> kvStorePtr = std::make_shared<MockSingleKvStore>();
     abilityKeepAliveDataManager.kvStorePtr_ = kvStorePtr;
@@ -717,7 +700,7 @@ HWTEST_F(AbilityKeepAliveDataManagerTest, DeleteKeepAliveDataWithSetterId_300, T
     info.setterId = 100;
     auto result = abilityKeepAliveDataManager.DeleteKeepAliveDataWithSetterId(info);
     EXPECT_EQ(result, ERR_OK);
-    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_300 end";
+    GTEST_LOG_(INFO) << "DeleteKeepAliveDataWithSetterId_200 end";
 }
 
 /**
diff --git a/test/unittest/app_preloader_test/app_preloader_test.cpp b/test/unittest/app_preloader_test/app_preloader_test.cpp
index 7fb0402383365d8b3c85899398f63d843a0ba457..61152cf5fa65137f4d2cf231ef1a795e597bcc05 100755
--- a/test/unittest/app_preloader_test/app_preloader_test.cpp
+++ b/test/unittest/app_preloader_test/app_preloader_test.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024 Huawei Device Co., Ltd.
+ * Copyright (c) 2024-2025 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -15,7 +15,9 @@
 
 #include <gtest/gtest.h>
 
+#define private public
 #include "app_preloader.h"
+#undef private
 #include "ability_manager_errors.h"
 #include "hilog_tag_wrapper.h"
 
@@ -317,6 +319,52 @@ HWTEST_F(AppPreloaderTest, AppPreloaderTest_GetLaunchWant_0100, TestSize.Level2)
     EXPECT_EQ(ret, AAFwk::ERR_TARGET_BUNDLE_NOT_EXIST);
 }
 
+/**
+ * @tc.number: AppPreloaderTest_GetLaunchWant_0200
+ * @tc.desc: Test GetLaunchWant works
+ * @tc.type: FUNC
+ * @tc.Function: GetLaunchWant
+ * @tc.SubFunction: NA
+ * @tc.EnvConditions: NA
+ */
+HWTEST_F(AppPreloaderTest, AppPreloaderTest_GetLaunchWant_0200, TestSize.Level2)
+{
+    TAG_LOGD(AAFwkTag::TEST, "AppPreloaderTest_GetLaunchWant_0200 start.");
+    auto manager = std::make_shared<AppPreloader>(remoteClientManager_);
+    EXPECT_NE(manager, nullptr);
+
+    manager->remoteClientManager_ = nullptr;
+    std::string bundleName = "com.acts.preloadtest";
+    int32_t userId = -2;
+    Want want;
+    auto ret = manager->GetLaunchWant(bundleName, userId, want);
+    manager->remoteClientManager_ = remoteClientManager_;
+    EXPECT_FALSE(ret);
+}
+
+ /**
+ * @tc.number: AppPreloaderTest_GetLaunchAbilityInfo_0100
+ * @tc.desc: Test GetLaunchAbilityInfo works
+ * @tc.type: FUNC
+ * @tc.Function: GetLaunchAbilityInfo
+ * @tc.SubFunction: NA
+ * @tc.EnvConditions: NA
+ */
+HWTEST_F(AppPreloaderTest, AppPreloaderTest_GetLaunchAbilityInfo_0100, TestSize.Level2)
+{
+    TAG_LOGD(AAFwkTag::TEST, "AppPreloaderTest_GetLaunchAbilityInfo_0100 start.");
+    auto manager = std::make_shared<AppPreloader>(remoteClientManager_);
+    EXPECT_NE(manager, nullptr);
+
+    manager->remoteClientManager_ = nullptr;
+    Want want;
+    int32_t userId = -2;
+    AbilityInfo abilityInfo;
+    auto ret = manager->GetLaunchAbilityInfo(want, userId, abilityInfo);
+    manager->remoteClientManager_ = remoteClientManager_;
+    EXPECT_FALSE(ret);
+}
+
  /**
  * @tc.number: AppPreloaderTest_GetLaunchAbilityInfo_0200
  * @tc.desc: Test GetLaunchAbilityInfo works
@@ -448,5 +496,49 @@ HWTEST_F(AppPreloaderTest, AppPreloaderTest_GetBundleAndHapInfo_0200, TestSize.L
     auto ret = manager->GeneratePreloadRequest(bundleName, userId, appIndex, request);
     EXPECT_EQ(ret, AAFwk::GET_BUNDLE_INFO_FAILED);
 }
+
+ /**
+ * @tc.number: AppPreloaderTest_GetBundleAndHapInfo_0300
+ * @tc.desc: Test GetBundleAndHapInfo works
+ * @tc.type: FUNC
+ * @tc.Function: GetBundleAndHapInfo
+ * @tc.SubFunction: NA
+ * @tc.EnvConditions: NA
+ */
+HWTEST_F(AppPreloaderTest, AppPreloaderTest_GetBundleAndHapInfo_0300, TestSize.Level2)
+{
+    TAG_LOGD(AAFwkTag::TEST, "AppPreloaderTest_GetBundleAndHapInfo_0300 start.");
+    auto manager = std::make_shared<AppPreloader>(remoteClientManager_);
+    EXPECT_NE(manager, nullptr);
+
+    manager->remoteClientManager_ = nullptr;
+    std::string bundleName = "com.acts.preloadtest";
+    int32_t userId = -2;
+    AbilityInfo abilityInfo;
+    BundleInfo bundleInfo;
+    HapModuleInfo hapModuleInfo;
+    auto ret = manager->GetBundleAndHapInfo(bundleName, userId, abilityInfo, bundleInfo, hapModuleInfo);
+    manager->remoteClientManager_ = remoteClientManager_;
+    EXPECT_FALSE(ret);
+}
+
+ /**
+  * @tc.number: AppPreloaderTest_GetBundleManagerHelper_0100
+  * @tc.desc: Test GetBundleManagerHelper works
+  * @tc.type: FUNC
+  * @tc.Function: GetBundleManagerHelper
+  * @tc.SubFunction: NA
+  * @tc.EnvConditions: NA
+  */
+HWTEST_F(AppPreloaderTest, AppPreloaderTest_GetBundleManagerHelper_0100, TestSize.Level2)
+{
+    TAG_LOGD(AAFwkTag::TEST, "AppPreloaderTest_GetBundleManagerHelper_0100 start.");
+    auto manager = std::make_shared<AppPreloader>(remoteClientManager_);
+    EXPECT_NE(manager, nullptr);
+    manager->remoteClientManager_ = nullptr;
+    auto ret = manager->GetBundleManagerHelper();
+    manager->remoteClientManager_ = remoteClientManager_;
+    EXPECT_EQ(ret, nullptr);
+}
 }  // namespace AppExecFwk
 }  // namespace OHOS
diff --git a/test/unittest/app_utils_test/app_utils_test.cpp b/test/unittest/app_utils_test/app_utils_test.cpp
index 560136c594abb3846e6f48ad428e0676105870d9..07cde8bd39b9a1a892eb83d59a81d8abd63f16ad 100644
--- a/test/unittest/app_utils_test/app_utils_test.cpp
+++ b/test/unittest/app_utils_test/app_utils_test.cpp
@@ -633,5 +633,304 @@ HWTEST_F(AppUtilsTest, IsLaunchEmbededUIAbility_0100, TestSize.Level2)
     bool result = appUtils.IsLaunchEmbededUIAbility();
     EXPECT_FALSE(result);
 }
+
+/**
+ * @tc.number: AppUtilsTest_2200
+ * @tc.desc: Test IsLauncher works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2200, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2200 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSceneBoard_ = true;
+    std::string abilityName = "com.ohos.sceneboard";
+    auto isLauncher = appUtils.IsLauncher(abilityName);
+    EXPECT_TRUE(isLauncher);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2300
+ * @tc.desc: Test IsLauncher works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2300, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2300 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSceneBoard_ = false;
+    std::string abilityName = "com.ohos.launcher";
+    auto isLauncher = appUtils.IsLauncher(abilityName);
+    EXPECT_TRUE(isLauncher);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2400
+ * @tc.desc: Test IsLauncherAbility works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2400, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2400 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSceneBoard_ = true;
+    std::string abilityName = "com.ohos.sceneboard.MainAbility";
+    auto isLauncherAbility = appUtils.IsLauncherAbility(abilityName);
+    EXPECT_TRUE(isLauncherAbility);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2500
+ * @tc.desc: Test IsLauncherAbility works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2500, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2500 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSceneBoard_ = false;
+    std::string abilityName = "com.ohos.launcher.MainAbility";
+    auto isLauncherAbility = appUtils.IsLauncherAbility(abilityName);
+    EXPECT_TRUE(isLauncherAbility);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2600
+ * @tc.desc: Test IsLaunchEmbededUIAbility works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2600, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2600 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isLaunchEmbededUIAbility_.isLoaded = false;
+    auto value = OHOS::system::GetBoolParameter("const.abilityms.launch_embeded_ui_ability", false);
+    auto isLaunchEmbededUIAbility = appUtils.IsLaunchEmbededUIAbility();
+    EXPECT_EQ(value, isLaunchEmbededUIAbility);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2700
+ * @tc.desc: Test IsLaunchEmbededUIAbility works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2700, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2700 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isLaunchEmbededUIAbility_.isLoaded = true;
+    appUtils.isLaunchEmbededUIAbility_.value = true;
+    auto isLaunchEmbededUIAbility = appUtils.IsLaunchEmbededUIAbility();
+    EXPECT_TRUE(isLaunchEmbededUIAbility);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2800
+ * @tc.desc: Test IsSystemReasonMessage works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2800, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2800 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    std::string reasonMessage = "ReasonMessage_SystemShare";
+    auto isSystemReasonMessage = appUtils.IsSystemReasonMessage(reasonMessage);
+    EXPECT_TRUE(isSystemReasonMessage);
+}
+
+/**
+ * @tc.number: AppUtilsTest_2900
+ * @tc.desc: Test IsCacheAbilityEnabled works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_2900, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_2900 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    auto value = OHOS::system::GetBoolParameter("persist.sys.abilityms.cache_ability_enable", false);
+    auto isCacheAbilityEnabled = appUtils.IsCacheAbilityEnabled();
+    EXPECT_EQ(value, isCacheAbilityEnabled);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3000
+ * @tc.desc: Test IsSupportAppServiceExtension works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3000, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3000 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSupportAppServiceExtension_.isLoaded = false;
+    auto value = OHOS::system::GetBoolParameter("const.abilityms.support_app_service", false);
+    auto isSupportAppServiceExtension = appUtils.IsSupportAppServiceExtension();
+    EXPECT_EQ(value, isSupportAppServiceExtension);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3100
+ * @tc.desc: Test IsSupportAppServiceExtension works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3100, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3100 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSupportAppServiceExtension_.isLoaded = true;
+    appUtils.isSupportAppServiceExtension_.value = true;
+    auto isSupportAppServiceExtension = appUtils.IsSupportAppServiceExtension();
+    EXPECT_TRUE(isSupportAppServiceExtension);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3200
+ * @tc.desc: Test GetAncoAppIdentifiers works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3200, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3200 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    std::string value = system::GetParameter("persist.hmos_fusion_mgr.anco_identifier", "");
+    auto identifiers = appUtils.GetAncoAppIdentifiers();
+    EXPECT_EQ(value, identifiers);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3300
+ * @tc.desc: Test GetMigrateClientBundleName works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3300, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3300 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.migrateClientBundleName_.isLoaded = false;
+    auto value = system::GetParameter("const.sys.abilityms.migrate_client_bundle_name", "");
+    auto migrateClientBundleName = appUtils.GetMigrateClientBundleName();
+    EXPECT_EQ(value, migrateClientBundleName);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3400
+ * @tc.desc: Test GetMigrateClientBundleName works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3400, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3400 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.migrateClientBundleName_.isLoaded = true;
+    appUtils.migrateClientBundleName_.value = "value";
+    auto migrateClientBundleName = appUtils.GetMigrateClientBundleName();
+    EXPECT_EQ("value", migrateClientBundleName);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3500
+ * @tc.desc: Test GetMigrateClientBundleName works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3500, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3500 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.maxMultiProcessFeatureChildProcess_.isLoaded = false;
+    auto value = system::GetIntParameter<int32_t>("const.sys.abilityms.max_multi_process_feature_child_process", 0);
+    auto maxProcess = appUtils.MaxMultiProcessFeatureChildProcess();
+    EXPECT_EQ(value, maxProcess);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3600
+ * @tc.desc: Test IsAllowResidentInExtremeMemory works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3600, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3600 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.residentProcessInExtremeMemory_.value.emplace_back("bundleName", "abilityName");
+    std::string bundleName = "bundleName";
+    std::string abilityName = "abilityName";
+    auto ret = appUtils.IsAllowResidentInExtremeMemory(bundleName, abilityName);
+    EXPECT_TRUE(ret);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3700
+ * @tc.desc: Test IsBigMemoryUnrelatedKeepAliveProc works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3700, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3700 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.processProhibitedFromRestarting_.value.emplace_back("bundleName");
+    std::string bundleName = "bundleName";
+    auto ret = appUtils.IsBigMemoryUnrelatedKeepAliveProc(bundleName);
+    EXPECT_TRUE(ret);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3800
+ * @tc.desc: Test IsRequireBigMemoryProcess works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3800, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3800 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.requireBigMemoryApp_.value.emplace_back("bundleName");
+    std::string bundleName = "bundleName";
+    auto ret = appUtils.IsRequireBigMemoryProcess(bundleName);
+    EXPECT_TRUE(ret);
+}
+
+/**
+ * @tc.number: AppUtilsTest_3900
+ * @tc.desc: Test IsAllowStartAbilityWithoutCallerToken works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_3900, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_3900 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.startAbilityWithoutCallerToken_.value.emplace_back("bundleName", "abilityName");
+    std::string bundleName = "bundleName";
+    std::string abilityName = "abilityName";
+    auto ret = appUtils.IsAllowStartAbilityWithoutCallerToken(bundleName, abilityName);
+    EXPECT_TRUE(ret);
+}
+
+/**
+ * @tc.number: AppUtilsTest_4000
+ * @tc.desc: Test IsSupportNativeChildProcess works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_4000, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_4000 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSupportNativeChildProcess_.isLoaded = false;
+    auto value = system::GetBoolParameter("persist.sys.abilityms.start_native_child_process", false);
+    auto isSupportNativeChildProcess = appUtils.IsSupportNativeChildProcess();
+    EXPECT_EQ(value, isSupportNativeChildProcess);
+}
+
+/**
+ * @tc.number: AppUtilsTest_4100
+ * @tc.desc: Test IsSupportNativeChildProcess works
+ * @tc.type: FUNC
+ */
+HWTEST_F(AppUtilsTest, AppUtilsTest_4100, TestSize.Level2)
+{
+    TAG_LOGI(AAFwkTag::TEST, "AppUtilsTest_4100 called.");
+    auto &appUtils = AAFwk::AppUtils::GetInstance();
+    appUtils.isSupportNativeChildProcess_.isLoaded = true;
+    appUtils.isSupportNativeChildProcess_.value = true;
+    auto isSupportNativeChildProcess = appUtils.IsSupportNativeChildProcess();
+    EXPECT_TRUE(isSupportNativeChildProcess);
+}
 }  // namespace AbilityRuntime
 }  // namespace OHOS