diff --git a/test/src/cpp11/template.cpp b/test/src/cpp11/template.cpp
index 4fa5d6b..54a4aaf 100644
--- a/test/src/cpp11/template.cpp
+++ b/test/src/cpp11/template.cpp
@@ -18,33 +18,40 @@ void TestRingBuffer(){
     }
     RingBuffer<int> x(1024);
     int ret = x.Add(in,512);
-
-    std::cout<<"recv "<<ret<<"\r\n"<<std::endl;
-    for(uint32_t i = 0;i < x.Size();i++){
+    std::cout<<"add "<<ret<<"\r\n"<<std::endl;
+    for(uint32_t i = 0;i < x.Length();i++){
         printf("%d ",x.At(i));
     }
-
+    std::cout<<"\r\n----------------------------------"<<std::endl;
     x.SetEmpty();
+
     ret = x.Add(in,516);
-    std::cout<<"recv "<<ret<<"\r\n"<<std::endl;
-    for(uint32_t i = 0;i < x.Size();i++){
+    std::cout<<"add "<<ret<<"\r\n"<<std::endl;
+    for(uint32_t i = 0;i < x.Length();i++){
         printf("%d ",x.At(i));
     }
+    std::cout<<"\r\n----------------------------------"<<std::endl;
+
     ret = x.Add(in,20);
-    std::cout<<"recv "<<ret<<"\r\n"<<std::endl;
-    for(uint32_t i = 0;i < x.Size();i++){
+    std::cout<<"add "<<ret<<"\r\n"<<std::endl;
+    for(uint32_t i = 0;i < x.Length();i++){
         printf("%d ",x.At(i));
     }
+    std::cout<<"\r\n----------------------------------"<<std::endl;
+
     ret = x.Copy(in,516);
     std::cout<<"\r\ncopy "<<ret<<"\r\n"<<std::endl;
+    std::cout<<"\r\n----------------------------------"<<std::endl;
     for(uint32_t i = 0;i < ret;i++){
         printf("%d ",in[i]);
     }
+    std::cout<<"\r\n----------------------------------"<<std::endl;
     ret = x.Take(in,516);
     std::cout<<"take "<<ret<<"\r\n"<<std::endl;
     for(uint32_t i = 0;i < ret;i++){
         printf("%d ",in[i]);
     }
+    std::cout<<"\r\n----------------------------------"<<std::endl;
     ret = x.Take(in,20);
     std::cout<<"take "<<ret<<"\r\n"<<std::endl;
     for(uint32_t i = 0;i < ret;i++){
@@ -55,5 +62,6 @@ void TestRingBuffer(){
 
 int main() {
     std::cout<<"main"<<std::endl;
-    
+    TestRingBuffer();
+
 }
\ No newline at end of file