"remove useless test file"

paddle/optimizer/CMakeLists.txt

@@ -23,8 +23,6 @@ set(OPITMIZER_Headers
 add_library(optimizer STATIC ${OPITMIZER_SRCS})
 add_dependencies(optimizer gen_proto_cpp)
 
-add_simple_unittest(optimizer_test)
-add_simple_unittest(optimizer_factory_test)
 add_simple_unittest(Tensor_test)
 add_simple_unittest(parameter_optimizer_test)
 add_dependencies(parameter_optimizer_test optimizer)

paddle/optimizer/optimizer_factory_test.cpp

-#include "optimizer_factory.h"