diff --git a/paddle/function/FunctionTest.h b/paddle/function/FunctionTest.h
index 2fc51a3aa8afc55cde861a2243fc704e210e0f21..370940532ef40335be54a3e6467de0409e923ec4 100644
--- a/paddle/function/FunctionTest.h
+++ b/paddle/function/FunctionTest.h
@@ -110,7 +110,7 @@ public:
         function2_(FunctionBase::funcRegistrar_.createByType(name2)) {
     function1_->init(config);
     function2_->init(config);
-    initArgsCallBack_ = nullptr;
+    initArgsCallback_ = nullptr;
   }
 
   ~Compare2Function() {}
@@ -171,8 +171,8 @@ public:
                                       *seq2_));
   }
 
-  void registerInitCallBack(std::function<void(BufferArg&, size_t)> callback) {
-    initArgsCallBack_ = callback;
+  void registerInitCallback(std::function<void(BufferArg&, size_t)> callback) {
+    initArgsCallback_ = callback;
   }
 
   // output need only contains shape, do not contains data.
@@ -345,8 +345,8 @@ protected:
         initArg(*func1Inputs_[i]);
       }
 
-      if (initArgsCallBack_ != nullptr) {
-        initArgsCallBack_(*func1Inputs_[i], i);
+      if (initArgsCallback_ != nullptr) {
+        initArgsCallback_(*func1Inputs_[i], i);
       }
 
       copyArg_(*func1Inputs_[i], *func2Inputs_[i]);
@@ -395,7 +395,7 @@ protected:
   std::shared_ptr<SequenceIdArg> seq1_;
   std::shared_ptr<SequenceIdArg> seq2_;
   test::CopyArgument<DType1, DType2> copyArg_;
-  std::function<void(BufferArg&, size_t)> initArgsCallBack_;
+  std::function<void(BufferArg&, size_t)> initArgsCallback_;
 };
 
 class CpuGpuFuncCompare
diff --git a/paddle/function/MulValueOpTest.cpp b/paddle/function/MulValueOpTest.cpp
index c1d5a3e5440e1503f9a1bd94ca9725b343cad640..048660f34fc6574a4f5a04d3a38585bea021e43e 100644
--- a/paddle/function/MulValueOpTest.cpp
+++ b/paddle/function/MulValueOpTest.cpp
@@ -16,13 +16,6 @@ limitations under the License. */
 #include "FunctionTest.h"
 
 namespace paddle {
-/*
-  for (size_t numSamples : {5, 32}) {
-    for (size_t channels : {5, 5, 32}) {
-      for (size_t imgSizeH : {5, 33, 100}) {
-        for (size_t imgSizeW : {5, 32, 96}) {
-          for (real value : {-0.5, 0.0, 0.5}) {
-*/
 
 TEST(MulValue, real) {
   for (size_t numSamples : {5, 32}) {
@@ -46,7 +39,7 @@ TEST(MulValue, real) {
                 compare.addInputs(BufferArg(VALUE_TYPE_FLOAT, shape));
                 compare.addInputs(BufferArg(VALUE_TYPE_FLOAT, indicesShape));
 
-                compare.registerInitCallBack([=](BufferArg& arg, size_t index) {
+                compare.registerInitCallback([=](BufferArg& arg, size_t index) {
                   if (index == 1) {
                     real* data = (real*)arg.data();