guile/test-suite/tests/r6rs-control.test

;;; r6rs-control.test --- Test suite for R6RS (rnrs control)

;;      Copyright (C) 2010 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-suite test-rnrs-control)
  :use-module ((rnrs control) :version (6))
  :use-module (test-suite lib))

(with-test-prefix "when"
  (pass-if "when true"
    (eq? (when (> 3 2) 'greater) 'greater))
  (pass-if "when false"
    (unspecified? (when (< 3 2) 'greater))))

(with-test-prefix "unless"
  (pass-if "unless true"
    (unspecified? (unless (> 3 2) 'less)))
  (pass-if "unless false"
    (eq? (unless (< 3 2) 'less) 'less)))