Tests/RunCMake/CTest/SingleConfig.cmake - third_party/github.com/Kitware/CMake - Git at Google

 include(CTest)

 # This should be ignored by single-config generators.
 set(CMAKE_CONFIGURATION_TYPES "Release;Debug" CACHE INTERNAL "Supported configuration types")

 add_test(NAME SingleConfig COMMAND ${CMAKE_COMMAND} -E echo SingleConfig)
	include(CTest)

	# This should be ignored by single-config generators.
	set(CMAKE_CONFIGURATION_TYPES "Release;Debug" CACHE INTERNAL "Supported configuration types")

	add_test(NAME SingleConfig COMMAND ${CMAKE_COMMAND} -E echo SingleConfig)