diff --git a/ecmascript/napi/test/jsnapi_sample.cpp b/ecmascript/napi/test/jsnapi_sample.cpp
index e173266df6820ac3f77f770e4591fed51e538f0b..1036cab3441da4bf4dae07968e87025f7cf8867e 100644
--- a/ecmascript/napi/test/jsnapi_sample.cpp
+++ b/ecmascript/napi/test/jsnapi_sample.cpp
@@ -841,6 +841,26 @@ HWTEST_F_L0(JSNApiSampleTest, sample_demo4_function_test_1)
     GTEST_LOG_(INFO) << "sample_demo4_function_test_1 ==========================================";
 }
 
+/* demo4 无参无返回值的函数的调用。 ts：
+ * function FuncTest(): void {
+ * console.log("func test log ...");
+ * }
+ * FuncTest();
+ */
+HWTEST_F_L0(JSNApiSampleTest, sample_demo4_function_test_1_with_context)
+{
+    LocalScope scope(vm_);
+
+    Local<JSValueRef> context = JSNApiHelper::ToLocal<JSValueRef>(JSHandle<JSTaggedValue>(thread_->GetGlobalEnv()));
+    Local<FunctionRef> funcTest = FunctionRef::New(vm_, context,
+        [](JsiRuntimeCallInfo *runtimeInfo) -> Local<JSValueRef> {
+        EcmaVM *vm = runtimeInfo->GetVM();
+        LocalScope scope(vm);
+        return JSValueRef::Undefined(vm);
+    });
+    ASSERT_TRUE(funcTest->IsFunction(vm_));
+}
+
 /* demo4 有参有返回值的函数的调用。 ts：
  * function Add(x: number, y: number): number {
  * return x + y;
@@ -2230,6 +2250,28 @@ HWTEST_F_L0(JSNApiSampleTest, sample_BufferWithBuffer_New_GetBuffer)
     GTEST_LOG_(INFO) << "sample_bufferWithBuffer_getBuffer : " << bufferObj->GetBuffer(vm_);
 }
 
+HWTEST_F_L0(JSNApiSampleTest, sample_BufferWithBuffer_New_GetBuffer_With_Context)
+{
+    static bool isFree = false;
+    struct Data {
+        int32_t length;
+    };
+    const int32_t length = 5; // buffer length = 5
+    Data *data = new Data();
+    data->length = length;
+    NativePointerCallback deleter = [](void *env, void *buffer, void *data) -> void {
+        delete[] reinterpret_cast<uint8_t *>(buffer);
+        Data *currentData = reinterpret_cast<Data *>(data);
+        delete currentData;
+        isFree = true;
+    };
+    LocalScope scope(vm_);
+    uint8_t *buffer = new uint8_t[length]();
+    Local<JSValueRef> context = JSNApiHelper::ToLocal<JSValueRef>(JSHandle<JSTaggedValue>(thread_->GetGlobalEnv()));
+    Local<BufferRef> bufferObj = BufferRef::New(vm_, context, buffer, length, deleter, data);
+    ASSERT_TRUE(bufferObj->IsBuffer(vm_));
+}
+
 /* domo8 异步操作。 ts:
  * new Promise(function (resolve, reject) {
  * var a = 0;
diff --git a/ecmascript/napi/test/jsnapi_second_tests.cpp b/ecmascript/napi/test/jsnapi_second_tests.cpp
index 3e2e589e2ab0791ff69c12201bc193601db03d4a..aaa0a076184931f806ab5c6fb31df65c74bc7fbb 100644
--- a/ecmascript/napi/test/jsnapi_second_tests.cpp
+++ b/ecmascript/napi/test/jsnapi_second_tests.cpp
@@ -2075,4 +2075,38 @@ HWTEST_F_L0(JSNApiTests, NewConcurrentClassFunctionWithNameCase1)
         }
     }
 }
+
+/**
+ * @tc.number: ffi_interface_api_141
+ * @tc.name: IsBuffer
+ * @tc.desc: Construct a BufferRef function to determine whether it is a Buffer
+ * @tc.type: FUNC
+ * @tc.require:  parameter
+ */
+HWTEST_F_L0(JSNApiTests, IsBufferWithContext)
+{
+    LocalScope scope(vm_);
+    const int32_t length = 15;
+    Local<JSValueRef> context = JSNApiHelper::ToLocal<JSValueRef>(JSHandle<JSTaggedValue>(thread_->GetGlobalEnv()));
+    Local<BufferRef> buffer = BufferRef::New(vm_, context, length);
+    ASSERT_TRUE(buffer->IsBuffer(vm_));
+}
+
+/**
+ * @tc.number: ffi_interface_api_142
+ * @tc.name: NewClassFunction
+ * @tc.desc:Check if the function created through the NewClassFunction method meets the specifications of the class
+ * constructor, and obtain and verify the properties of the function.
+ * @tc.type: FUNC
+ * @tc.require:  parameter
+ */
+HWTEST_F_L0(JSNApiTests, NewClassFunctionWithContext)
+{
+    LocalScope scope(vm_);
+    Local<JSValueRef> context = JSNApiHelper::ToLocal<JSValueRef>(JSHandle<JSTaggedValue>(thread_->GetGlobalEnv()));
+    Local<FunctionRef> cls = FunctionRef::NewClassFunction(vm_, context, FunctionCallback, nullptr, nullptr);
+
+    JSHandle<JSTaggedValue> obj = JSNApiHelper::ToJSHandle(Local<JSValueRef>(cls));
+    ASSERT_TRUE(obj->IsClassConstructor());
+}
 } // namespace panda::test