+
+;;; Test for NATIVE-PATHNAME / NATIVE-NAMESTRING stuff
+;;;
+;;; given only safe characters in the namestring, NATIVE-PATHNAME will
+;;; never error, and NATIVE-NAMESTRING on the result will return the
+;;; original namestring.
+(let ((safe-chars
+ ;; for WIN32, we might want to remove #\: here
+ (coerce
+ (cons #\Newline
+ (loop for x from 32 to 127 collect (code-char x)))
+ 'simple-base-string))
+ (tricky-sequences #("/../" "../" "/.." "." "/." "./" "/./"
+ "[]" "*" "**" "/**" "**/" "/**/" "?"
+ "\\*" "\\[]" "\\?" "\\*\\*" "*\\*")))
+ (loop repeat 1000
+ for length = (random 32)
+ for native-namestring = (coerce
+ (loop repeat length
+ collect
+ (char safe-chars
+ (random (length safe-chars))))
+ 'simple-base-string)
+ for pathname = (native-pathname native-namestring)
+ for nnn = (native-namestring pathname)
+ do (assert (string= nnn native-namestring)))
+ (loop repeat 1000
+ for native-namestring = (with-output-to-string (s)
+ (loop
+ (let ((r (random 1.0)))
+ (cond
+ ((< r 1/20) (return))
+ ((< r 1/2)
+ (write-char
+ (char safe-chars
+ (random (length safe-chars)))
+ s))
+ (t (write-string
+ (aref tricky-sequences
+ (random
+ (length tricky-sequences)))
+ s))))))
+ for pathname = (native-pathname native-namestring)
+ for nnn = (native-namestring pathname)
+ do (assert (string= nnn native-namestring))))