;;;; numbers.test --- tests guile's numbers     -*- scheme -*-
;;;; Copyright (C) 2004 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., 59 Temple Place, Suite 330,
;;;; Boston, MA 02111-1307 USA
;;;;
;;;; As a special exception, the Free Software Foundation gives permission
;;;; for additional uses of the text contained in its release of GUILE.
;;;;
;;;; The exception is that, if you link the GUILE library with other files
;;;; to produce an executable, this does not by itself cause the
;;;; resulting executable to be covered by the GNU General Public License.
;;;; Your use of that executable is in no way restricted on account of
;;;; linking the GUILE library code into it.
;;;;
;;;; This exception does not however invalidate any other reasons why
;;;; the executable file might be covered by the GNU General Public License.
;;;;
;;;; This exception applies only to the code released by the
;;;; Free Software Foundation under the name GUILE.  If you copy
;;;; code from other Free Software Foundation releases into a copy of
;;;; GUILE, as the General Public License permits, the exception does
;;;; not apply to the code that you add in this way.  To avoid misleading
;;;; anyone as to the status of such modified files, you must delete
;;;; this exception notice from them.
;;;;
;;;; If you write modifications of your own for GUILE, it is your choice
;;;; whether to permit this exception to apply to your modifications.
;;;; If you do not wish that, delete this exception notice.

(use-modules (test-suite lib))


;;
;; execl
;;

(with-test-prefix "execl"
  (pass-if-exception "./nosuchprog" '(system-error . ".*")
    (execl "./nosuchprog" "./nosuchprog" "some arg")))
  
;;
;; execlp
;;

(with-test-prefix "execlp"
  (pass-if-exception "./nosuchprog" '(system-error . ".*")
    (execlp "./nosuchprog" "./nosuchprog" "some arg")))
  
;;
;; execle
;;

(with-test-prefix "execle"
  (pass-if-exception "./nosuchprog" '(system-error . ".*")
    (execle "./nosuchprog" '() "./nosuchprog" "some arg"))
  (pass-if-exception "./nosuchprog" '(system-error . ".*")
    (execle "./nosuchprog" '("FOO=1" "BAR=2") "./nosuchprog" "some arg")))

;;
;; putenv
;;

(with-test-prefix "putenv"
  
  (pass-if "something"
    (putenv "FOO=something")
    (equal? "something" (getenv "FOO")))
  
  (pass-if "replacing"
    (putenv "FOO=one")
    (putenv "FOO=two")
    (equal? "two" (getenv "FOO")))
  
  (pass-if "empty"
    (putenv "FOO=")
    (equal? "" (getenv "FOO")))
  
  (pass-if "removing"
    (putenv "FOO=bar")
    (putenv "FOO")
    (not (getenv "FOO")))
  
  (pass-if "modifying string doesn't change env"
    (let ((s (string-copy "FOO=bar")))
      (putenv s)
      (string-set! s 5 #\x)
      (equal? "bar" (getenv "FOO")))))

;;
;; setenv
;;

(with-test-prefix "setenv"
  
  (pass-if "something"
    (setenv "FOO" "something")
    (equal? "something" (getenv "FOO")))
  
  (pass-if "replacing"
    (setenv "FOO" "one")
    (setenv "FOO" "two")
    (equal? "two" (getenv "FOO")))

  (pass-if "empty"
    (setenv "FOO" "")
    (equal? "" (getenv "FOO")))
  
  (pass-if "removing"
    (setenv "FOO" "something")
    (setenv "FOO" #f)
    (not (getenv "FOO"))))