diff --git a/test/fuzztest/scanhelper_fuzzer/scanhelper_fuzzer.cpp b/test/fuzztest/scanhelper_fuzzer/scanhelper_fuzzer.cpp
index 3bce3da..ac798e3 100644
--- a/test/fuzztest/scanhelper_fuzzer/scanhelper_fuzzer.cpp
+++ b/test/fuzztest/scanhelper_fuzzer/scanhelper_fuzzer.cpp
@@ -597,6 +597,124 @@ void TestScannerInfoTCPNapiInterface(const uint8_t* data, size_t size, FuzzedDat
     ScannerInfoHelperTCP::MakeJsObject(env, info);
 }
 
+void TestSetNamedProperty(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value object = nullptr;
+    std::string name = dataProvider->ConsumeRandomLengthString(MAX_STRING_LENGTH);
+    napi_value value = nullptr;
+    NapiScanUtils::SetNamedProperty(env, object, name, value);
+}
+
+void TestGetUint32FromValue(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value value = nullptr;
+    NapiScanUtils::GetUint32FromValue(env, value);
+}
+
+void TestGetInt32FromValue(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value value = nullptr;
+    NapiScanUtils::GetInt32FromValue(env, value);
+}
+
+void TestGetStringFromValueUtf8(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value value = nullptr;
+    NapiScanUtils::GetStringFromValueUtf8(env, value);
+}
+
+void TestValueIsArrayBuffer(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value value = nullptr;
+    NapiScanUtils::ValueIsArrayBuffer(env, value);
+}
+
+void TestGetInfoFromArrayBufferValue(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value value = nullptr;
+    size_t *length = nullptr;
+    NapiScanUtils::GetInfoFromArrayBufferValue(env, value, length);
+}
+
+void TestCreateObject(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    NapiScanUtils::CreateObject(env);
+}
+
+void TestGetUndefined(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    NapiScanUtils::GetUndefined(env);
+}
+
+void TestCallFunction(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value recv = nullptr;
+    napi_value func = nullptr;
+    size_t argc = 0;
+    napi_value *argv = nullptr;
+    NapiScanUtils::CallFunction(env, recv, func, argc, argv);
+}
+
+void TestCreateReference(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value callback = nullptr;
+    NapiScanUtils::CreateReference(env, callback);
+}
+
+void TestCreateBoolean(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    bool value = 1;
+    NapiScanUtils::CreateBoolean(env, value);
+}
+
+void TestGetBooleanFromValue(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value value = nullptr;
+    NapiScanUtils::GetBooleanFromValue(env, value);
+}
+
+void TestGetBooleanProperty(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value object = nullptr;
+    std::string propertyName = dataProvider->ConsumeRandomLengthString(MAX_STRING_LENGTH);
+    NapiScanUtils::GetBooleanProperty(env, object, propertyName);
+}
+
+void TestSetBooleanProperty(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value object = nullptr;
+    std::string name = dataProvider->ConsumeRandomLengthString(MAX_STRING_LENGTH);
+    bool value = 1;
+    NapiScanUtils::SetBooleanProperty(env, object, name, value);
+}
+
+void TestToLower(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    std::string s = dataProvider->ConsumeRandomLengthString(MAX_STRING_LENGTH);
+    NapiScanUtils::ToLower(s);
+}
+
+void TestGetValueString(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_value jsValue = nullptr;
+    NapiScanUtils::GetValueString(env, jsValue);
+}
+
 void TestGetExtensionIdInterface(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
 {
     std::string globalId = dataProvider->ConsumeRandomLengthString(MAX_STRING_LENGTH);
@@ -651,6 +769,15 @@ void TestIsPathValid(const uint8_t* data, size_t size, FuzzedDataProvider* dataP
     NapiScanUtils::IsPathValid(filePath);
 }
 
+void TestGetJsVal(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
+{
+    napi_env env = nullptr;
+    napi_callback_info info = nullptr;
+    napi_value* jsValue = nullptr;
+    size_t length = 1;
+    NapiScanUtils::GetJsVal(env, info, jsValue, length);
+}
+
 void ScanOptionDescriptorFuzzTest(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
 {
     TestSetOptionName(data, size, dataProvider);
@@ -762,6 +889,22 @@ void ScannerInfoHelperFuzzTest(const uint8_t* data, size_t size, FuzzedDataProvi
 
 void NapiScanUtilsFuzzTest(const uint8_t* data, size_t size, FuzzedDataProvider* dataProvider)
 {
+    TestSetNamedProperty(data, size, dataProvider);
+    TestGetUint32FromValue(data, size, dataProvider);
+    TestGetInt32FromValue(data, size, dataProvider);
+    TestGetStringFromValueUtf8(data, size, dataProvider);
+    TestValueIsArrayBuffer(data, size, dataProvider);
+    TestGetInfoFromArrayBufferValue(data, size, dataProvider);
+    TestCreateObject(data, size, dataProvider);
+    TestGetUndefined(data, size, dataProvider);
+    TestCallFunction(data, size, dataProvider);
+    TestCreateReference(data, size, dataProvider);
+    TestCreateBoolean(data, size, dataProvider);
+    TestGetBooleanFromValue(data, size, dataProvider);
+    TestGetBooleanProperty(data, size, dataProvider);
+    TestSetBooleanProperty(data, size, dataProvider);
+    TestToLower(data, size, dataProvider);
+    TestGetValueString(data, size, dataProvider);
     TestGetExtensionIdInterface(data, size, dataProvider);
     TestGetGlobalIdInterface(data, size, dataProvider);
     TestGetLocalIdInterface(data, size, dataProvider);
@@ -770,6 +913,7 @@ void NapiScanUtilsFuzzTest(const uint8_t* data, size_t size, FuzzedDataProvider*
     TestGetTaskEventId(data, size, dataProvider);
     TestOpenFile(data, size, dataProvider);
     TestIsPathValid(data, size, dataProvider);
+    TestGetJsVal(data, size, dataProvider);
 }
 
 }