diff --git a/tests/unittests/backup_ext/ext_extension_sub_test.cpp b/tests/unittests/backup_ext/ext_extension_sub_test.cpp
index 93c61b6d483df34312168492f85923a143657ef2..2a6da84f948cb8f742a4f6d8f09328cc5db0f648 100644
--- a/tests/unittests/backup_ext/ext_extension_sub_test.cpp
+++ b/tests/unittests/backup_ext/ext_extension_sub_test.cpp
@@ -26,6 +26,7 @@
 
 #include "b_error/b_error.h"
 #include "b_error/b_excep_utils.h"
+#include "b_json/b_json_entity_extension_config.h"
 #include "ext_backup_mock.h"
 #include "ext_extension_mock.h"
 #include "tar_file.h"
@@ -1321,4 +1322,46 @@ HWTEST_F(ExtExtensionSubTest, Ext_Extension_Sub_IncOnBackupExCallback_Test_0100,
     }
     GTEST_LOG_(INFO) << "ExtExtensionSubTest-end Ext_Extension_Sub_IncOnBackupExCallback_Test_0100";
 }
+
+/**
+ * @tc.number: Ext_Extension_Sub_GetScanDirList_Test_0100
+ * @tc.name: Ext_Extension_Sub_GetScanDirList_Test_0100
+ * @tc.desc: 测试GetScanDirList
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 1
+ * @tc.require: I9P3Y3
+ */
+HWTEST_F(ExtExtensionSubTest, Ext_Extension_Sub_GetScanDirList_Test_0100, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "ExtExtensionSubTest-begin Ext_Extension_Sub_GetScanDirList_Test_0100";
+    try {
+        ASSERT_TRUE(extExtension != nullptr);
+        extension->backupScene_ = "test1";
+        vector<string> includes = {};
+        vector<string> excludes = {};
+        string usrConfig = "{\"allowToBackupRestore\":false}";
+
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity1(usrConfig);
+        extExtension->extension_ = nullptr;
+        extExtension->GetScanDirList(includes, excludes, cachedEntity1.Structuralize());
+        extExtension->extension_ = extension;
+        EXPECT_TRUE(includes.empty());
+
+        usrConfig = "{\"includes\":[\"test/\"]}";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity2(usrConfig);
+        extExtension->GetScanDirList(includes, excludes, cachedEntity2.Structuralize());
+        EXPECT_FALSE(includes.empty());
+
+        usrConfig = "{\"optionDir\":[{\"includes\":[\"test/\"], \"sceneId\":\"test\"}]}";
+        extension->backupScene_ = "test";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity3(usrConfig);
+        extExtension->GetScanDirList(includes, excludes, cachedEntity3.Structuralize());
+        EXPECT_FALSE(includes.empty());
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "ExtExtensionSubTest-an exception occurred by construction.";
+    }
+    GTEST_LOG_(INFO) << "ExtExtensionSubTest-end Ext_Extension_Sub_GetScanDirList_Test_0100";
+}
 }
\ No newline at end of file
diff --git a/tests/unittests/backup_sa/module_ipc/svc_session_manager_test.cpp b/tests/unittests/backup_sa/module_ipc/svc_session_manager_test.cpp
index 2802450cfbc181d9ab2ab58d90f0be78e213a5c5..dd3293187250327ba6c3f7140d72bca9eec7838b 100644
--- a/tests/unittests/backup_sa/module_ipc/svc_session_manager_test.cpp
+++ b/tests/unittests/backup_sa/module_ipc/svc_session_manager_test.cpp
@@ -2201,5 +2201,78 @@ HWTEST_F(SvcSessionManagerTest, SUB_backup_sa_session_GetSessionActiveTime_0100,
     }
     GTEST_LOG_(INFO) << "SvcSessionManagerTest-end SUB_backup_sa_session_GetSessionActiveTime_0100";
 }
+
+/**
+ * @tc.number: SUB_backup_sa_session_SetBackupScene_0100
+ * @tc.name: SUB_backup_sa_session_SetBackupScene_0100
+ * @tc.desc: 测试 SetSessionUserId
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 1
+ * @tc.require: I8ZIMJ
+ */
+HWTEST_F(SvcSessionManagerTest, SUB_backup_sa_session_SetBackupScene_0100, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "ServiceTest-begin SUB_backup_sa_session_SetBackupScene_0100";
+    try {
+        std::string backupScene = "";
+        EXPECT_TRUE(sessionManagerPtr_ != nullptr);
+        sessionManagerPtr_->impl_.clientToken = 0;
+        sessionManagerPtr_->SetBackupScene(BUNDLE_NAME, backupScene);
+        EXPECT_TRUE(backupScene == "");
+
+        sessionManagerPtr_->impl_.clientToken = CLIENT_TOKEN_ID;
+        sessionManagerPtr_->SetBackupScene(BUNDLE_NAME, backupScene);
+        EXPECT_TRUE(backupScene == "");
+
+        BackupExtInfo info;
+        backupScene = "backupScene";
+        sessionManagerPtr_->impl_.backupExtNameMap[BUNDLE_NAME] = info;
+        sessionManagerPtr_->SetBackupScene(BUNDLE_NAME, backupScene);
+        std::string backupSceneTest = sessionManagerPtr_->impl_.backupExtNameMap[BUNDLE_NAME].backupScene;
+        EXPECT_TRUE(backupScene == backupSceneTest);
+        sessionManagerPtr_->impl_.backupExtNameMap.clear();
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "ServiceTest-an exception occurred by SetBackupScene.";
+    }
+    GTEST_LOG_(INFO) << "ServiceTest-end SUB_backup_sa_session_SetBackupScene_0100";
+}
+
+/**
+ * @tc.number: SUB_backup_sa_session_GetBackupScene_0200
+ * @tc.name: SUB_backup_sa_session_GetBackupScene_0200
+ * @tc.desc: 测试 SetSessionUserId
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 1
+ * @tc.require: I8ZIMJ
+ */
+HWTEST_F(SvcSessionManagerTest, SUB_backup_sa_session_GetBackupScene_0200, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "ServiceTest-begin SUB_backup_sa_session_GetBackupScene_0200";
+    try {
+        std::string backupScene = "";
+        EXPECT_TRUE(sessionManagerPtr_ != nullptr);
+        sessionManagerPtr_->impl_.clientToken = 0;
+        backupScene = sessionManagerPtr_->GetBackupScene(BUNDLE_NAME);
+        EXPECT_TRUE(backupScene == "");
+
+        sessionManagerPtr_->impl_.clientToken = CLIENT_TOKEN_ID;
+        backupScene = sessionManagerPtr_->GetBackupScene(BUNDLE_NAME);
+        EXPECT_TRUE(backupScene == "");
+
+        BackupExtInfo info;
+        info.backupScene = "backupScene";
+        sessionManagerPtr_->impl_.backupExtNameMap[BUNDLE_NAME] = info;
+        backupScene = sessionManagerPtr_->GetBackupScene(BUNDLE_NAME);
+        EXPECT_TRUE(backupScene == info.backupScene);
+        sessionManagerPtr_->impl_.backupExtNameMap.clear();
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "ServiceTest-an exception occurred by GetBackupScene.";
+    }
+    GTEST_LOG_(INFO) << "ServiceTest-end SUB_backup_sa_session_GetBackupScene_0200";
+}
 #include "svc_session_manager_ex_test.cpp"
 } // namespace OHOS::FileManagement::Backup
\ No newline at end of file
diff --git a/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp b/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp
index e91e5663fc8cbccd847ff75744ce761a9a74f354..321c499b7da59e53a6d6904139e9dab3a36e96fa 100644
--- a/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp
+++ b/tests/unittests/backup_utils/b_json/b_json_entity_extension_config_test.cpp
@@ -1080,4 +1080,138 @@ HWTEST_F(BJsonEntityExtensionConfigTest, backup_b_json_entity_extension_config_3
     }
     GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-end backup_b_json_entity_extension_config_3800";
 }
+
+/**
+ * @tc.number: SUB_backup_b_json_entity_extension_config_3900
+ * @tc.name: backup_b_json_entity_extension_config_3900
+ * @tc.desc: 测试GetBackupScene接口能否返回正确参数
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 2
+ * @tc.require: NA
+ */
+HWTEST_F(BJsonEntityExtensionConfigTest, backup_b_json_entity_extension_config_3900, testing::ext::TestSize.Level2)
+{
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-begin backup_b_json_entity_extension_config_3900";
+    try {
+        string_view sv1 = R"({"":true})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity1(sv1);
+        auto cache1 = cachedEntity1.Structuralize();
+        EXPECT_TRUE(cache1.GetBackupScene() == "");
+
+        string_view sv2 = R"({"backupScene":true})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity2(sv2);
+        auto cache2 = cachedEntity2.Structuralize();
+        EXPECT_TRUE(cache2.GetBackupScene() == "");
+
+        string_view sv3 = R"({"backupScene":"123"})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity3(sv3);
+        auto cache3 = cachedEntity3.Structuralize();
+        EXPECT_TRUE(cache3.GetBackupScene() == "123");
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-an exception occurred by GetBackupScene.";
+    }
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-end backup_b_json_entity_extension_config_3900";
+}
+
+/**
+ * @tc.number: SUB_backup_b_json_entity_extension_config_4000
+ * @tc.name: backup_b_json_entity_extension_config_4000
+ * @tc.desc: 测试HasOptionDir接口能否返回正确参数
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 2
+ * @tc.require: NA
+ */
+HWTEST_F(BJsonEntityExtensionConfigTest, backup_b_json_entity_extension_config_4000, testing::ext::TestSize.Level2)
+{
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-begin backup_b_json_entity_extension_config_4000";
+    try {
+        string_view sv1 = R"({"":true})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity1(sv1);
+        auto cache1 = cachedEntity1.Structuralize();
+        EXPECT_FALSE(cache1.HasOptionDir());
+
+        string_view sv2 = R"({"optionDir":true})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity2(sv2);
+        auto cache2 = cachedEntity2.Structuralize();
+        EXPECT_FALSE(cache2.HasOptionDir());
+
+        string_view sv3 = R"({"optionDir":["test"]})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity3(sv3);
+        auto cache3 = cachedEntity3.Structuralize();
+        EXPECT_TRUE(cache3.HasOptionDir());
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-an exception occurred by HasOptionDir.";
+    }
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-end backup_b_json_entity_extension_config_4000";
+}
+
+/**
+ * @tc.number: SUB_backup_b_json_entity_extension_config_4100
+ * @tc.name: backup_b_json_entity_extension_config_4100
+ * @tc.desc: 测试GetOptionDir接口能否返回正确参数
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 2
+ * @tc.require: NA
+ */
+HWTEST_F(BJsonEntityExtensionConfigTest, backup_b_json_entity_extension_config_4100, testing::ext::TestSize.Level2)
+{
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-begin backup_b_json_entity_extension_config_4100";
+    try {
+        string_view sv1 = R"({"":true})";
+        string sceneId = "test";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity1(sv1);
+        auto cache1 = cachedEntity1.Structuralize();
+        EXPECT_TRUE(cache1.GetOptionDir(sceneId, "includes").empty());
+
+        string_view sv2 = R"({"optionDir":true})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity2(sv2);
+        auto cache2 = cachedEntity2.Structuralize();
+        EXPECT_TRUE(cache2.GetOptionDir(sceneId, "includes").empty());
+
+        string_view sv3 = R"({"optionDir":[{"includes":["test"], "sceneId":"test"}]})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity3(sv3);
+        auto cache3 = cachedEntity3.Structuralize();
+        EXPECT_FALSE(cache3.GetOptionDir(sceneId, "includes").empty());
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-an exception occurred by GetOptionDir.";
+    }
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-end backup_b_json_entity_extension_config_4100";
+}
+
+/**
+ * @tc.number: SUB_backup_b_json_entity_extension_config_4200
+ * @tc.name: backup_b_json_entity_extension_config_4200
+ * @tc.desc: 测试GetDirList接口能否返回正确参数
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 2
+ * @tc.require: NA
+ */
+HWTEST_F(BJsonEntityExtensionConfigTest, backup_b_json_entity_extension_config_4200, testing::ext::TestSize.Level2)
+{
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-begin backup_b_json_entity_extension_config_4200";
+    try {
+        Json::Value jv;
+        int value = 0;
+        jv.append(value);
+        string_view sv1 = R"({test})";
+        BJsonCachedEntity<BJsonEntityExtensionConfig> cachedEntity1(sv1);
+        auto cache1 = cachedEntity1.Structuralize();
+        vector<string> dir;
+        EXPECT_TRUE(cache1.GetDirList(jv)[0] == "");
+
+        jv.append("test");
+        EXPECT_TRUE(cache1.GetDirList(jv)[0] == "test");
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-an exception occurred by GetDirList.";
+    }
+    GTEST_LOG_(INFO) << "BJsonEntityExtensionConfigTest-end backup_b_json_entity_extension_config_4200";
+}
 } // namespace OHOS::FileManagement::Backup
\ No newline at end of file
diff --git a/tests/unittests/backup_utils/b_jsonutil/b_jsonutil_test.cpp b/tests/unittests/backup_utils/b_jsonutil/b_jsonutil_test.cpp
index 44a5f6da591723b1b17397f02611219a82e0bc2a..0f1d7521f932ef7cc9a1da0571c5292a1ba04cd6 100644
--- a/tests/unittests/backup_utils/b_jsonutil/b_jsonutil_test.cpp
+++ b/tests/unittests/backup_utils/b_jsonutil/b_jsonutil_test.cpp
@@ -627,4 +627,91 @@ HWTEST_F(BJsonUtilTest, b_jsonutil_BuildExtensionErrInfo_0200, testing::ext::Tes
     }
     GTEST_LOG_(INFO) << "BJsonUtilTest-end BuildExtensionErrInfo_0200";
 }
+
+/**
+ * @tc.number: b_jsonutil_FindBackupSceneByName_0100
+ * @tc.name: b_jsonutil_FindBackupSceneByName_0100
+ * @tc.desc: Test function of FindBackupSceneByName interface for SUCCESS.
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 0
+ * @tc.require: I6F3GV
+ */
+HWTEST_F(BJsonUtilTest, b_jsonutil_FindBackupSceneByName_0100, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "BJsonUtilTest-begin FindBackupSceneByName_0100";
+    try {
+        std::map<std::string, std::vector<BJsonUtil::BundleDetailInfo>> bundleNameDetailsMap;
+        std::string bundleName = "bundle1";
+        std::string backupScene = "";
+
+        bool result = BJsonUtil::FindBackupSceneByName(bundleNameDetailsMap, bundleName, backupScene);
+        EXPECT_EQ(false, result);
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonUtilTest-an exception occurred.";
+    }
+    GTEST_LOG_(INFO) << "BJsonUtilTest-end FindBackupSceneByName_0100";
+}
+
+/**
+ * @tc.number: b_jsonutil_FindBackupSceneByName_0200
+ * @tc.name: b_jsonutil_FindBackupSceneByName_0200
+ * @tc.desc: Test function of FindBackupSceneByName interface for SUCCESS.
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 0
+ * @tc.require: I6F3GV
+ */
+HWTEST_F(BJsonUtilTest, b_jsonutil_FindBackupSceneByName_0200, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "BJsonUtilTest-begin FindBackupSceneByName_0200";
+    try {
+        std::map<std::string, std::vector<BJsonUtil::BundleDetailInfo>> bundleNameDetailsMap;
+        std::string bundleName = "bundle1";
+        std::string backupScene = "";
+        BJsonUtil::BundleDetailInfo detailInfo;
+        detailInfo.bundleName = bundleName;
+        detailInfo.backupScene = "backupScene";
+        bundleNameDetailsMap[bundleName] = {detailInfo};
+
+        bool result = BJsonUtil::FindBackupSceneByName(bundleNameDetailsMap, bundleName, backupScene);
+        EXPECT_EQ(true, result);
+        EXPECT_EQ(detailInfo.backupScene, backupScene);
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonUtilTest-an exception occurred.";
+    }
+    GTEST_LOG_(INFO) << "BJsonUtilTest-end FindBackupSceneByName_0200";
+}
+
+/**
+ * @tc.number: b_jsonutil_FindBackupSceneByName_0300
+ * @tc.name: b_jsonutil_FindBackupSceneByName_0300
+ * @tc.desc: Test function of FindBackupSceneByName interface for SUCCESS.
+ * @tc.size: MEDIUM
+ * @tc.type: FUNC
+ * @tc.level Level 0
+ * @tc.require: I6F3GV
+ */
+HWTEST_F(BJsonUtilTest, b_jsonutil_FindBackupSceneByName_0300, testing::ext::TestSize.Level1)
+{
+    GTEST_LOG_(INFO) << "BJsonUtilTest-begin FindBackupSceneByName_0300";
+    try {
+        std::map<std::string, std::vector<BJsonUtil::BundleDetailInfo>> bundleNameDetailsMap;
+        std::string bundleName = "bundle1";
+        BJsonUtil::BundleDetailInfo detailInfo;
+        detailInfo.bundleName = bundleName;
+        detailInfo.backupScene = "";
+        std::string backupScene = "";
+        bundleNameDetailsMap[bundleName] = {detailInfo};
+
+        bool result = BJsonUtil::FindBackupSceneByName(bundleNameDetailsMap, bundleName, backupScene);
+        EXPECT_EQ(false, result);
+    } catch (...) {
+        EXPECT_TRUE(false);
+        GTEST_LOG_(INFO) << "BJsonUtilTest-an exception occurred.";
+    }
+    GTEST_LOG_(INFO) << "BJsonUtilTest-end FindBackupSceneByName_0300";
+}
 } // namespace OHOS::FileManagement::Backup
\ No newline at end of file