update test of ctype/ctype_alnum ctype/ctype_alpha ctype/ctype_ascii ctype/ctype_blank ctype/ctype_cntrl ctype/ctype_digit ctype/ctype_graph ctype/ctype_lower ctype/ctype_print ctype/ctype_punct ctype/ctype_space ctype/ctype_upper ctype/ctype_xdigit: add separations