guile/test-suite/tests/srfi-111.test

;;;; srfi-111.test --- Test suite for SRFI-111 (Boxes). -*- scheme -*-
;;;;
;;;; Copyright (C) 2014 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-srfi-111)
  #:use-module (test-suite lib)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-111))

(with-test-prefix "srfi-111"

  (let ((test-vals '(#f #t #\space "string" -5 #e1e100 1e-30 #(a vector))))
    (pass-if-equal "box and unbox"
        test-vals
      (map (lambda (x)
             (unbox (box x)))
           test-vals))

    (pass-if "box?"
      (and (box? (box 5))
           (not (any box? test-vals))))

    (pass-if-equal "set-box!"
        "string"
      (let ((b (box #f)))
        (set-box! b "string")
        (unbox b)))

    (pass-if "eq? on boxes"
      (let ((box1 (box #f))
            (box2 (box #f)))
        (and (eq? box1 box1)
             (eq? box2 box2)
             (not (eq? box1 box2)))))

    (pass-if "eqv? on boxes"
      (let ((box1 (box #f))
            (box2 (box #f)))
        (and (eqv? box1 box1)
             (eqv? box2 box2)
             (not (eqv? box1 box2)))))

    (pass-if "equal? on boxes"
      (let ((box1 (box "foo"))
            (box2 (box "bar")))
        (and (equal? box1 box1)
             (equal? box2 box2)
             (not (equal? box1 box2))
             ;; Guile extension, not guaranteed by SRFI-111.
             (begin (set-box! box2 (string #\f #\o #\o))
                    (equal? box1 box2)))))))