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;;;; strings.test --- test suite for Guile's string functions -*- mode: scheme; coding: iso-8859-7 -*-
;;;;
;;;; Copyright (C) 2009 Free Software Foundation, Inc.
;;;;
;;;; This program is free software; you can redistribute it and/or modify
;;;; it under the terms of the GNU General Public License as published by
;;;; the Free Software Foundation; either version 2, or (at your option)
;;;; any later version.
;;;;
;;;; This program 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 General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU General Public License
;;;; along with this software; see the file COPYING. 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))
(define exception:conversion
(cons 'misc-error "^cannot convert to output locale"))
;; Create a string from integer char values, eg. (string-ints 65) => "A"
(define (string-ints . args)
(apply string (map integer->char args)))
(define oldlocale #f)
(if (defined? 'setlocale)
(set! oldlocale (setlocale LC_ALL "")))
(define s1 "Περί")
(define s2 "της")
(define s3 "κριτικής")
(define s4 "και")
(with-test-prefix "string length"
(pass-if "s1"
(eq? (string-length s1) 4))
(pass-if "s2"
(eq? (string-length s2) 3))
(pass-if "s3"
(eq? (string-length s3) 8))
(pass-if "s4"
(eq? (string-length s4) 3)))
(with-test-prefix "internal encoding"
(pass-if "s1"
(string=? s1 (string-ints #x03a0 #x03b5 #x03c1 #x03af)))
(pass-if "s2"
(string=? s2 (string-ints #x03c4 #x03b7 #x03c2)))
(pass-if "s3"
(string=? s3 (string-ints #x03ba #x03c1 #x03b9 #x03c4 #x03b9 #x03ba #x03ae #x03c2)))
(pass-if "s4"
(string=? s4 (string-ints #x03ba #x03b1 #x03b9))))
(with-test-prefix "chars"
(pass-if "s1"
(list= eqv? (string->list s1)
(list #\Π #\ε #\ρ #\ί)))
(pass-if "s2"
(list= eqv? (string->list s2)
(list #\τ #\η #\ς)))
(pass-if "s3"
(list= eqv? (string->list s3)
(list #\κ #\ρ #\ι #\τ #\ι #\κ #\ή #\ς)))
(pass-if "s4"
(list= eqv? (string->list s4)
(list #\κ #\α #\ι))))
;; Testing that the display of the string is output in the ISO-8859-7
;; encoding
(with-test-prefix "display"
(pass-if "s1"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-7")
(display s1 pt)
(list= eqv?
(list #xd0 #xe5 #xf1 #xdf)
(u8vector->list
(get-output-locale-u8vector pt)))))
(pass-if "s2"
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-7")
(display s2 pt)
(list= eqv?
(list #xf4 #xe7 #xf2)
(u8vector->list
(get-output-locale-u8vector pt))))))
(with-test-prefix "symbols == strings"
(pass-if "Περί"
(eq? (string->symbol s1) 'Περί))
(pass-if "της"
(eq? (string->symbol s2) 'της))
(pass-if "κριτικής"
(eq? (string->symbol s3) 'κριτικής))
(pass-if "και"
(eq? (string->symbol s4) 'και)))
(with-test-prefix "non-ascii variable names"
(pass-if "1"
(let ((α 1)
(ρ 2))
(eq? (+ α ρ) 3))))
(with-test-prefix "output errors"
(pass-if-exception "char #x0400"
exception:conversion
(let ((pt (open-output-string)))
(set-port-encoding! pt "ISO-8859-7")
(set-port-conversion-strategy! pt 'error)
(display (string-ints #x0400) pt))))
;; Reset locale
(if (defined? 'setlocale)
(setlocale LC_ALL oldlocale))
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