CMake/Tests/CMakeBuildTest.cmake.in

# create the binary directory
make_directory("@CMAKE_BUILD_TEST_BINARY_DIR@")

# remove the CMakeCache.txt file from the source dir
# if there is one, so that in-source cmake tests
# still pass
message("Remove: @CMAKE_BUILD_TEST_SOURCE_DIR@/CMakeCache.txt")
file(REMOVE "@CMAKE_BUILD_TEST_SOURCE_DIR@/CMakeCache.txt")

# run cmake in the binary directory
message("running: ${CMAKE_COMMAND}")
execute_process(COMMAND "${CMAKE_COMMAND}"
  "@CMAKE_BUILD_TEST_SOURCE_DIR@"
  "-G@CMAKE_GENERATOR@"
  -A "@CMAKE_GENERATOR_PLATFORM@"
  -T "@CMAKE_GENERATOR_TOOLSET@"
  WORKING_DIRECTORY "@CMAKE_BUILD_TEST_BINARY_DIR@"
  RESULT_VARIABLE RESULT)
if(RESULT)
  message(FATAL_ERROR "Error running cmake command")
endif()

# Now use the --build option to build the project
message("running: ${CMAKE_COMMAND} --build")
execute_process(COMMAND "${CMAKE_COMMAND}"
  --build "@CMAKE_BUILD_TEST_BINARY_DIR@" --config Debug
  RESULT_VARIABLE RESULT)
if(RESULT)
  message(FATAL_ERROR "Error running cmake --build")
endif()

# check for configuration types
set(CMAKE_CONFIGURATION_TYPES @CMAKE_CONFIGURATION_TYPES@)
# run the executable out of the Debug directory if there
# are configuration types
if(CMAKE_CONFIGURATION_TYPES)
  set(RUN_TEST "@CMAKE_BUILD_TEST_BINARY_DIR@/Debug/@CMAKE_BUILD_TEST_EXE@")
else()
  set(RUN_TEST "@CMAKE_BUILD_TEST_BINARY_DIR@/@CMAKE_BUILD_TEST_EXE@")
endif()
# run the test results
message("running [${RUN_TEST}]")
execute_process(COMMAND "${RUN_TEST}" RESULT_VARIABLE RESULT)
if(RESULT)
  message(FATAL_ERROR "Error running test @CMAKE_BUILD_TEST_EXE@")
endif()

# build it again with clean and only @CMAKE_BUILD_TEST_EXE@ target
execute_process(COMMAND "${CMAKE_COMMAND}"
  --build "@CMAKE_BUILD_TEST_BINARY_DIR@" --config Debug
  --clean-first --target @CMAKE_BUILD_TEST_EXE@
  RESULT_VARIABLE RESULT)
if(RESULT)
  message(FATAL_ERROR "Error running cmake --build")
endif()

# run it again after clean
execute_process(COMMAND "${RUN_TEST}" RESULT_VARIABLE RESULT)
if(RESULT)
  message(FATAL_ERROR "Error running test @CMAKE_BUILD_TEST_EXE@ after clean ")
endif()