#! /bin/sh
# -*-scheme-*-
exec ${MES-bin/mes} --no-auto-compile -L ${0%/*} -L module -C module -e '(tests cwv)' -s "$0" "$@"
!#

;;; -*-scheme-*-

;;; GNU Mes --- Maxwell Equations of Software
;;; Copyright © 2016 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
;;;
;;; This file is part of GNU Mes.
;;;
;;; GNU Mes 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 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Mes 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 GNU Mes.  If not, see <http://www.gnu.org/licenses/>.

(define-module (tests cwv)
  #:use-module (mes mes-0)
  #:use-module (mes test))

(mes-use-module (mes scm))
(mes-use-module (mes test))

(if (not guile-1.8?)
    (pass-if "values" (seq? (values 0 1) 0)))
(if (not guile-1.8?)
    (pass-if "values 2" (seq? ((lambda (x) x) (values 1 2 3)) 1)))
(if (not guile-1.8?)
    (pass-if "values 3" (seq? 1 ((lambda (x) x) (values 1 2 3)))))
(pass-if "call-with-values" (seq? (call-with-values (lambda () (values 1 2 3))
                                    (lambda (a b c) (+ a b c)))
                                  6))

(pass-if-equal "lambda"
               '(1 2 3 4 5)
               ((lambda (x)
                  (x 1 2 3 4 5))
                (lambda (one two three four five)
                  (list one two three four five))))

(pass-if-equal "values 5"
    '(1 2 3 4 5)
    (call-with-values
     (lambda ()
       (values 1 2 3 4 5))
   (lambda (one two three four five)
     (list one two three four five))))

(pass-if-equal "values rests"
    1
    (call-with-values
     (lambda ()
       (values 1 2 3 4 5))
     (lambda (one . rest)
       one)))

(pass-if-equal "values 4a 4b"
    '(1 2 3 four-a 5)
 ((lambda (one two three four five)
    (append
     (list one two three)
     (call-with-values
         (lambda () four)
       (lambda (4a . 4b)
         ;;(cons 4a 4b) FIXME: non-compliancy?
         (list 4a)
))
     (list five)))
  1 2 3 (values 'four-a 'four-b) 5))

(result 'report)