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;;;; encoding-iso88591.test --- test suite for Guile's string encodings -*- mode: scheme; coding: iso-8859-1 -*-
;;;;
;;;; Copyright (C) 2009, 2010, 2014 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-strings)
#:use-module (test-suite lib)
#:use-module (srfi srfi-1))
;; Create a string from integer char values, eg. (string-ints 65) => "A"
(define (string-ints . args)
(apply string (map integer->char args)))
;; Set locale to the environment's locale, so that the prints look OK.
(when (defined? 'setlocale)
(setlocale LC_ALL ""))
(define ascii-a (integer->char 65)) ; LATIN CAPITAL LETTER A
(define a-acute (integer->char #x00c1)) ; LATIN CAPITAL LETTER A WITH ACUTE
(define alpha (integer->char #x03b1)) ; GREEK SMALL LETTER ALPHA
(define cherokee-a (integer->char #x13a0)) ; CHEROKEE LETTER A
(with-test-prefix "characters"
(pass-if "input A"
(char=? ascii-a #\A))
(pass-if "input A acute"
(char=? a-acute #\Á))
(pass-if "display A"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(display ascii-a pt)
(string=? "A"
(get-output-string pt))))
(pass-if "display A acute"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(display a-acute pt)
(string=? "Á"
(get-output-string pt))))
(pass-if "display alpha"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(display alpha pt)
(string-ci=? "\\u03b1"
(get-output-string pt))))
(pass-if "display Cherokee a"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(display cherokee-a pt)
(string-ci=? "\\u13a0"
(get-output-string pt))))
(pass-if "write A"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(write ascii-a pt)
(string=? "#\\A"
(get-output-string pt))))
(pass-if "write A acute"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(write a-acute pt)
(string=? "#\\Á"
(get-output-string pt))))
(pass-if "write A followed by combining accent"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'escape)
(write (string #\A (integer->char #x030f)) pt)
(string-ci=? "\"A\\u030f\""
(get-output-string pt)))))
(define s1 "última")
(define s2 "cédula")
(define s3 "años")
(define s4 "¿Cómo?")
(with-test-prefix "string length"
(pass-if "última"
(eqv? (string-length s1) 6))
(pass-if "cédula"
(eqv? (string-length s2) 6))
(pass-if "años"
(eqv? (string-length s3) 4))
(pass-if "¿Cómo?"
(eqv? (string-length s4) 6)))
(with-test-prefix "internal encoding"
(pass-if "última"
(string=? s1 (string-ints #xfa #x6c #x74 #x69 #x6d #x61)))
(pass-if "cédula"
(string=? s2 (string-ints #x63 #xe9 #x64 #x75 #x6c #x61)))
(pass-if "años"
(string=? s3 (string-ints #x61 #xf1 #x6f #x73)))
(pass-if "¿Cómo?"
(string=? s4 (string-ints #xbf #x43 #xf3 #x6d #x6f #x3f))))
(with-test-prefix "chars"
(pass-if "última"
(list= eqv? (string->list s1)
(list #\ú #\l #\t #\i #\m #\a)))
(pass-if "cédula"
(list= eqv? (string->list s2)
(list #\c #\é #\d #\u #\l #\a)))
(pass-if "años"
(list= eqv? (string->list s3)
(list #\a #\ñ #\o #\s)))
(pass-if "¿Cómo?"
(list= eqv? (string->list s4)
(list #\¿ #\C #\ó #\m #\o #\?))))
(with-test-prefix "symbols == strings"
(pass-if "última"
(eq? (string->symbol s1) 'última))
(pass-if "cédula"
(eq? (string->symbol s2) 'cédula))
(pass-if "años"
(eq? (string->symbol s3) 'años))
(pass-if "¿Cómo?"
(eq? (string->symbol s4) '¿Cómo?)))
(with-test-prefix "non-ascii variable names"
(pass-if "1"
(let ((á 1)
(ñ 2))
(eqv? (+ á ñ) 3))))
(with-test-prefix "output errors"
(pass-if-exception "char 256" exception:encoding-error
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-1")
(set-port-conversion-strategy! pt 'error)
(display (string-ints 256) pt))))
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