Tests/RunCMake/file/RENAME-file-to-dir-fail.cmake - external/github.com/Kitware/CMake - Git at Google

 set(oldname "${CMAKE_CURRENT_BINARY_DIR}/input")
 set(newname "${CMAKE_CURRENT_BINARY_DIR}/output")
 file(WRITE "${oldname}" "")
 file(MAKE_DIRECTORY "${newname}")
 file(RENAME "${oldname}" "${newname}")
	set(oldname "${CMAKE_CURRENT_BINARY_DIR}/input")
	set(newname "${CMAKE_CURRENT_BINARY_DIR}/output")
	file(WRITE "${oldname}" "")
	file(MAKE_DIRECTORY "${newname}")
	file(RENAME "${oldname}" "${newname}")