test-suite/tests/encoding-iso88597.test

   1 ;;;; encoding-iso88697.test --- test suite for Guile's string encodings    -*- mode: scheme; coding: iso-8859-7 -*-
   2 ;;;;
   3 ;;;; Copyright (C) 2009 Free Software Foundation, Inc.
   4 ;;;;
   5 ;;;; This library is free software; you can redistribute it and/or
   6 ;;;; modify it under the terms of the GNU Lesser General Public
   7 ;;;; License as published by the Free Software Foundation; either
   8 ;;;; version 3 of the License, or (at your option) any later version.
   9 ;;;;
  10 ;;;; This library is distributed in the hope that it will be useful,
  11 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 ;;;; Lesser General Public License for more details.
  14 ;;;;
  15 ;;;; You should have received a copy of the GNU Lesser General Public
  16 ;;;; License along with this library; if not, write to the Free Software
  17 ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  18
  19 (define-module (test-strings)
  20   #:use-module (test-suite lib)
  21   #:use-module (srfi srfi-1))
  22
  23 (define exception:conversion
  24   (cons 'misc-error "^cannot convert to output locale"))
  25
  26 ;; Create a string from integer char values, eg. (string-ints 65) => "A"
  27 (define (string-ints . args)
  28   (apply string (map integer->char args)))
  29
  30 (define oldlocale #f)
  31 (if (defined? 'setlocale)
  32     (set! oldlocale (setlocale LC_ALL "")))
  33 (define ascii-a (integer->char 65))     ; LATIN CAPITAL LETTER A
  34 (define a-acute (integer->char #x00c1)) ; LATIN CAPITAL LETTER A WITH ACUTE
  35 (define alpha (integer->char #x03b1))   ; GREEK SMALL LETTER ALPHA
  36 (define cherokee-a (integer->char #x13a0)) ; CHEROKEE LETTER A
  37
  38 (with-test-prefix "characters"
  39   (pass-if "input A"
  40     (char=? ascii-a #\A))
  41
  42   (pass-if "input alpha"
  43     (char=? alpha #\á))
  44
  45   (pass-if "display A"
  46            (let ((pt (open-output-string)))
  47              (set-port-encoding! pt "ISO-8859-7")
  48              (set-port-conversion-strategy! pt 'escape)
  49              (display ascii-a pt)
  50              (string=? "A"
  51                        (get-output-string pt))))
  52
  53   (pass-if "display A acute"
  54            (let ((pt (open-output-string)))
  55              (set-port-encoding! pt "ISO-8859-7")
  56              (set-port-conversion-strategy! pt 'escape)
  57              (display a-acute pt)
  58              (string-ci=? "\\xc1"
  59                        (get-output-string pt))))
  60
  61   (pass-if "display alpha"
  62            (let ((pt (open-output-string)))
  63              (set-port-encoding! pt "ISO-8859-7")
  64              (set-port-conversion-strategy! pt 'escape)
  65              (display alpha pt)
  66              (string-ci=? "á"
  67                        (get-output-string pt))))
  68
  69   (pass-if "display Cherokee A"
  70            (let ((pt (open-output-string)))
  71              (set-port-encoding! pt "ISO-8859-7")
  72              (set-port-conversion-strategy! pt 'escape)
  73              (display cherokee-a pt)
  74              (string-ci=? "\\u13a0"
  75                        (get-output-string pt))))
  76
  77   (pass-if "write A"
  78            (let ((pt (open-output-string)))
  79              (set-port-encoding! pt "ISO-8859-7")
  80              (set-port-conversion-strategy! pt 'escape)
  81              (write ascii-a pt)
  82              (string=? "#\\A"
  83                        (get-output-string pt))))
  84
  85   (pass-if "write alpha"
  86            (let ((pt (open-output-string)))
  87              (set-port-encoding! pt "ISO-8859-7")
  88              (set-port-conversion-strategy! pt 'escape)
  89              (write alpha pt)
  90              (string=? "#\\á"
  91                        (get-output-string pt)))))
  92
  93 (define s1 "Ðåñß")
  94 (define s2 "ôçò")
  95 (define s3 "êñéôéêÞò")
  96 (define s4 "êáé")
  97
  98 (with-test-prefix "string length"
  99
 100   (pass-if "s1"
 101            (eq? (string-length s1) 4))
 102
 103   (pass-if "s2"
 104            (eq? (string-length s2) 3))
 105
 106   (pass-if "s3"
 107            (eq? (string-length s3) 8))
 108
 109   (pass-if "s4"
 110            (eq? (string-length s4) 3)))
 111
 112 (with-test-prefix "internal encoding"
 113
 114   (pass-if "s1"
 115            (string=? s1 (string-ints #x03a0 #x03b5 #x03c1 #x03af)))
 116
 117   (pass-if "s2"
 118            (string=? s2 (string-ints #x03c4 #x03b7 #x03c2)))
 119
 120   (pass-if "s3"
 121            (string=? s3 (string-ints #x03ba #x03c1 #x03b9 #x03c4 #x03b9 #x03ba #x03ae #x03c2)))
 122
 123   (pass-if "s4"
 124            (string=? s4 (string-ints #x03ba #x03b1 #x03b9))))
 125
 126 (with-test-prefix "chars"
 127
 128   (pass-if "s1"
 129            (list= eqv? (string->list s1)
 130                   (list #\Ð #\å #\ñ #\ß)))
 131
 132   (pass-if "s2"
 133            (list= eqv? (string->list s2)
 134                   (list #\ô #\ç #\ò)))
 135
 136   (pass-if "s3"
 137            (list= eqv? (string->list s3)
 138                   (list #\ê #\ñ #\é #\ô #\é #\ê #\Þ #\ò)))
 139
 140   (pass-if "s4"
 141            (list= eqv? (string->list s4)
 142                   (list #\ê #\á #\é))))
 143
 144 (with-test-prefix "symbols == strings"
 145
 146   (pass-if "Ðåñß"
 147            (eq? (string->symbol s1) 'Ðåñß))
 148
 149   (pass-if "ôçò"
 150            (eq? (string->symbol s2) 'ôçò))
 151
 152   (pass-if "êñéôéêÞò"
 153            (eq? (string->symbol s3) 'êñéôéêÞò))
 154
 155   (pass-if "êáé"
 156            (eq? (string->symbol s4) 'êáé)))
 157
 158 (with-test-prefix "non-ascii variable names"
 159
 160   (pass-if "1"
 161            (let ((á 1)
 162                  (ñ 2))
 163              (eq? (+ á ñ) 3))))
 164
 165 (with-test-prefix "output errors"
 166
 167   (pass-if-exception "char #x0400"
 168                      exception:conversion
 169                      (let ((pt (open-output-string)))
 170                        (set-port-encoding! pt "ISO-8859-7")
 171                        (set-port-conversion-strategy! pt 'error)
 172                        (display (string-ints #x0400) pt))))
 173
 174 ;; Reset locale
 175 (if (defined? 'setlocale)
 176     (setlocale LC_ALL oldlocale))