Support multi-config platforms when finding gmock

Summary: This should fix running tests in a vcpkg environment.

Reviewed By: yfeldblum

Differential Revision: D7822368

fbshipit-source-id: a549febeb0bbea7208386cbed8a6ecb316b98661

CMake/FindGMock.cmake

@@ -13,9 +13,18 @@ ENDIF ()
 
 FIND_PATH(LIBGMOCK_INCLUDE_DIR gmock/gmock.h)
 
-FIND_LIBRARY(LIBGMOCK_MAIN_LIBRARY gmock_main)
-FIND_LIBRARY(LIBGMOCK_LIBRARY gmock)             
-FIND_LIBRARY(LIBGTEST_LIBRARY gtest)
+FIND_LIBRARY(LIBGMOCK_MAIN_LIBRARY_DEBUG NAMES gmock_maind)
+FIND_LIBRARY(LIBGMOCK_MAIN_LIBRARY_RELEASE NAMES gmock_main)
+FIND_LIBRARY(LIBGMOCK_LIBRARY_DEBUG NAMES gmockd)
+FIND_LIBRARY(LIBGMOCK_LIBRARY_RELEASE NAMES gmock)
+FIND_LIBRARY(LIBGTEST_LIBRARY_DEBUG NAMES gtestd)
+FIND_LIBRARY(LIBGTEST_LIBRARY_RELEASE NAMES gtest)
+
+INCLUDE(SelectLibraryConfigurations)
+SELECT_LIBRARY_CONFIGURATIONS(LIBGMOCK_MAIN)
+SELECT_LIBRARY_CONFIGURATIONS(LIBGMOCK)
+SELECT_LIBRARY_CONFIGURATIONS(LIBGTEST)
+
 set(LIBGMOCK_LIBRARIES
   ${LIBGMOCK_MAIN_LIBRARY}
   ${LIBGMOCK_LIBRARY}