guile/test-suite/tests/r6rs-unicode.test

;;; r6rs-unicode.test --- Test suite for R6RS (rnrs unicode)

;;      Copyright (C) 2010 Free Software Foundation, Inc.
;;
;; This library is free software; you can redistribute it and/or
;; modify it under the terms of the GNU Lesser General Public
;; License as published by the Free Software Foundation; either
;; version 3 of the License, or (at your option) any later version.
;; 
;; This library is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;; Lesser General Public License for more details.
;; 
;; You should have received a copy of the GNU Lesser General Public
;; License along with this library; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA


(define-module (test-suite test-rnrs-unicode)
  :use-module ((rnrs unicode) :version (6))
  :use-module (test-suite lib))

(with-test-prefix "char-foldcase"
  (pass-if "basic case folding"
    (and (eqv? (char-foldcase #\i) #\i)
    	 (eqv? (char-foldcase #\337) #\337)
	 (eqv? (char-foldcase #\1643) #\1703)
	 (eqv? (char-foldcase #\1702) #\1703)))

  (pass-if "Turkic characters"
    (and (eqv? (char-foldcase #\460) #\460)
    	 (eqv? (char-foldcase #\461) #\461))))

(with-test-prefix "char-title-case?"
  (pass-if "simple"
    (and (not (char-title-case? #\I))
	 (char-title-case? #\705))))

(with-test-prefix "string-foldcase"
  (pass-if "basic case folding"
    (and (equal? (string-foldcase "Hi") "hi")
	 (equal? (string-foldcase 
		  (list->string '(#\1647 #\1621 #\1637 #\1643 #\1643)))
		 (list->string '(#\1707 #\1661 #\1677 #\1703 #\1703)))))

  (pass-if "case folding expands string"
    (or (equal? (string-foldcase (list->string '(#\S #\t #\r #\a #\337 #\e)))
		"strasse")
	(throw 'unresolved))))