;;;; procss.test --- Procedures. -*- mode: scheme; coding: utf-8; -*-
;;;;
;;;; 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-procs)
#:use-module (srfi srfi-1)
#:use-module (test-suite lib))
(with-test-prefix "common procedures"
(pass-if "identity"
(eq? 'a (identity 'a)))
(pass-if "const"
(and (procedure? (const 'a))
(eq? 'a ((const 'a)))
(eq? 'a ((const 'a) 'b 'c 'd))))
(pass-if "negate"
(and (procedure? (negate number?))
((negate real?) 'dream)
((negate odd?) 0)))
(with-test-prefix "compose"
(pass-if "identity"
(eq? 1+ (compose 1+)))
(pass-if "simple"
(= 2.0 ((compose sqrt 1+ 1+) 2)))
(pass-if "multiple values"
(equal? ((compose zip unzip2) '((1 2) (a b)))
'((1 2) (a b))))))