diff --git a/python/paddle/fluid/tests/CMakeLists.txt b/python/paddle/fluid/tests/CMakeLists.txt
index 8e3a67020b82ea3d8994f449a8f1a8b5c7993c37..711f501e420223cff9df25652deaeba7a62f0184 100644
--- a/python/paddle/fluid/tests/CMakeLists.txt
+++ b/python/paddle/fluid/tests/CMakeLists.txt
@@ -9,4 +9,3 @@ foreach(src ${TEST_OPS})
 endforeach()
 
 add_subdirectory(unittests)
-add_subdirectory(cpp_extension)
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 96bd6ca3c263d293125e145de9c11b75c43ab373..567d9b1e6c32fa1aac57e309dafaf34a5b1cce56 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -102,6 +102,7 @@ if(WITH_TESTING)
   add_subdirectory(custom_op)
   add_subdirectory(custom_runtime)
   add_subdirectory(dataset)
+  add_subdirectory(cpp_extension)
   if(WITH_DISTRIBUTE)
     add_subdirectory(collective)
     add_subdirectory(auto_parallel)
diff --git a/python/paddle/fluid/tests/cpp_extension/CMakeLists.txt b/test/cpp_extension/CMakeLists.txt
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/CMakeLists.txt
rename to test/cpp_extension/CMakeLists.txt
diff --git a/python/paddle/fluid/tests/cpp_extension/cpp_extension_setup.py b/test/cpp_extension/cpp_extension_setup.py
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/cpp_extension_setup.py
rename to test/cpp_extension/cpp_extension_setup.py
diff --git a/python/paddle/fluid/tests/cpp_extension/custom_extension.cc b/test/cpp_extension/custom_extension.cc
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/custom_extension.cc
rename to test/cpp_extension/custom_extension.cc
diff --git a/python/paddle/fluid/tests/cpp_extension/custom_power.h b/test/cpp_extension/custom_power.h
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/custom_power.h
rename to test/cpp_extension/custom_power.h
diff --git a/python/paddle/fluid/tests/cpp_extension/custom_relu_forward.cu b/test/cpp_extension/custom_relu_forward.cu
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/custom_relu_forward.cu
rename to test/cpp_extension/custom_relu_forward.cu
diff --git a/python/paddle/fluid/tests/cpp_extension/custom_sub.cc b/test/cpp_extension/custom_sub.cc
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/custom_sub.cc
rename to test/cpp_extension/custom_sub.cc
diff --git a/python/paddle/fluid/tests/cpp_extension/mix_relu_and_extension.cc b/test/cpp_extension/mix_relu_and_extension.cc
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/mix_relu_and_extension.cc
rename to test/cpp_extension/mix_relu_and_extension.cc
diff --git a/python/paddle/fluid/tests/cpp_extension/mix_relu_and_extension_setup.py b/test/cpp_extension/mix_relu_and_extension_setup.py
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/mix_relu_and_extension_setup.py
rename to test/cpp_extension/mix_relu_and_extension_setup.py
diff --git a/python/paddle/fluid/tests/cpp_extension/test_cpp_extension_jit.py b/test/cpp_extension/test_cpp_extension_jit.py
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/test_cpp_extension_jit.py
rename to test/cpp_extension/test_cpp_extension_jit.py
diff --git a/python/paddle/fluid/tests/cpp_extension/test_cpp_extension_setup.py b/test/cpp_extension/test_cpp_extension_setup.py
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/test_cpp_extension_setup.py
rename to test/cpp_extension/test_cpp_extension_setup.py
diff --git a/python/paddle/fluid/tests/cpp_extension/test_mixed_extension_setup.py b/test/cpp_extension/test_mixed_extension_setup.py
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/test_mixed_extension_setup.py
rename to test/cpp_extension/test_mixed_extension_setup.py
diff --git a/python/paddle/fluid/tests/cpp_extension/utils.py b/test/cpp_extension/utils.py
similarity index 100%
rename from python/paddle/fluid/tests/cpp_extension/utils.py
rename to test/cpp_extension/utils.py