file(REMOVE_RECURSE ${CMAKE_CURRENT_BINARY_DIR}/chmod-tests)
file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/chmod-tests)

file(TOUCH ${CMAKE_CURRENT_BINARY_DIR}/chmod-tests/a)
file(CHMOD ${CMAKE_CURRENT_BINARY_DIR}/chmod-tests/a PERMISSIONS OWNER_READ
    FILE_PERMISSIONS OWNER_READ OWNER_WRITE)