Add go testing into cmake and fix libpaddle_go_optimizer.a link path

CMakeLists.txt

@@ -140,6 +140,10 @@ endif(USE_NNPACK)
 
 add_subdirectory(proto)
 
+# "add_subdirectory(go)" should be placed after the following loine,
+# because it depends on paddle/optimizer.
+add_subdirectory(paddle/optimizer)
+
 # "add_subdirectory(paddle)" and "add_subdirectory(python)" should be
 # placed after this block, because they depends on it.
 if(WITH_GOLANG)

cmake/generic.cmake

@@ -301,7 +301,7 @@ function(go_library TARGET_NAME)
 
   file(GLOB GO_SOURCE RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "*.go")
   string(REPLACE "${PADDLE_GO_PATH}/" "" CMAKE_CURRENT_SOURCE_REL_DIR ${CMAKE_CURRENT_SOURCE_DIR})
-  # FIXME: link path
+
   add_custom_command(TARGET ${TARGET_NAME} POST_BUILD
     COMMAND rm "${${TARGET_NAME}_LIB_PATH}"
     # Golang build source code
@@ -335,15 +335,18 @@ endfunction(go_binary)
 function(go_test TARGET_NAME)
   set(options OPTIONAL)
   set(oneValueArgs "")
-  set(multiValueArgs SRCS DEPS)
+  set(multiValueArgs DEPS)
   cmake_parse_arguments(go_test "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})
-  add_custom_command(OUTPUT ${TARGET_NAME}_timestamp
+  string(REPLACE "${PADDLE_GO_PATH}" "" CMAKE_CURRENT_SOURCE_REL_DIR ${CMAKE_CURRENT_SOURCE_DIR})
+  add_custom_target(${TARGET_NAME} ALL DEPENDS go_vendor ${go_test_DEPS})
+  add_custom_command(TARGET ${TARGET_NAME} POST_BUILD
     COMMAND env GOPATH=${GOPATH} ${CMAKE_Go_COMPILER} test
     -c -o "${CMAKE_CURRENT_BINARY_DIR}/${TARGET_NAME}"
-    ${go_test_SRCS}
+    ".${CMAKE_CURRENT_SOURCE_REL_DIR}"
+    WORKING_DIRECTORY "${PADDLE_IN_GOPATH}/go")
+  add_test(NAME ${TARGET_NAME}
+    COMMAND ${CMAKE_CURRENT_BINARY_DIR}/${TARGET_NAME}
     WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
-  add_custom_target(${TARGET_NAME} ALL DEPENDS ${TARGET_NAME}_timestamp ${go_test_DEPS})
-  add_test(${TARGET_NAME} ${CMAKE_CURRENT_BINARY_DIR}/${TARGET_NAME})
 endfunction(go_test)
 
 function(proto_library TARGET_NAME)

go/CMakeLists.txt

@@ -17,3 +17,6 @@ add_subdirectory(pserver/client/c)
 add_subdirectory(cmd/pserver)
 add_subdirectory(cmd/master)
 add_subdirectory(master/c)
+add_subdirectory(master)
+add_subdirectory(pserver)
+add_subdirectory(utils/networkhelper)

go/master/CMakeLists.txt

+if(WITH_TESTING)
+  go_test(master_test)
+endif()

go/pserver/CMakeLists.txt

+if(WITH_TESTING)
+  go_test(pserver_test DEPS paddle_go_optimizer)
+endif()

go/pserver/client/c/CMakeLists.txt

 cc_library(paddle_go_optimizer DEPS paddle_optimizer paddle_proto glog gflags protobuf)
 target_link_libraries(paddle_go_optimizer stdc++ m)
+
+# Copy library to the required place.
+# See: go/pserver/optimizer.go:
+# // #cgo LDFLAGS: ${SRCDIR}/client/c/libpaddle_go_optimizer.a -lstdc++ -lm
+add_custom_command(TARGET paddle_go_optimizer POST_BUILD
+  COMMAND cp "${CMAKE_CURRENT_BINARY_DIR}/libpaddle_go_optimizer.a" "${CMAKE_CURRENT_SOURCE_DIR}"
+  )
+
 go_library(paddle_pserver_cclient STATIC DEPS paddle_go_optimizer)
 if(WITH_TESTING)
   # FIXME: this test requires pserver which is not managed by the test

go/pserver/optimizer.go

 package pserver
 
 // #cgo CFLAGS: -I ../../
-// //FIXME: ldflags contain "build" path
-// #cgo LDFLAGS: ${SRCDIR}/../../build/go/pserver/client/c/libpaddle_go_optimizer.a -lstdc++ -lm
+// #cgo LDFLAGS: ${SRCDIR}/client/c/libpaddle_go_optimizer.a -lstdc++ -lm
 // #include "paddle/optimizer/optimizer.h"
 // #include <stdlib.h>
 // #include <string.h>

go/utils/networkhelper/CMakeLists.txt

+if(WITH_TESTING)
+  go_test(network_helper_test)
+endif()

paddle/CMakeLists.txt

@@ -8,7 +8,6 @@ add_subdirectory(gserver)
 add_subdirectory(pserver)
 add_subdirectory(trainer)
 add_subdirectory(scripts)
-add_subdirectory(optimizer)
 add_subdirectory(string)
 
 if(Boost_FOUND)