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53befeb700
(Not quite finished, the following will be done tomorrow. module/srfi/*.scm module/rnrs/*.scm module/scripts/*.scm testsuite/*.scm guile-readline/* )
131 lines
3.8 KiB
Scheme
131 lines
3.8 KiB
Scheme
;;;; srfi-39.test --- -*- scheme -*-
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;;;;
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;;;; Copyright (C) 2004, 2005, 2006, 2008 Free Software Foundation, Inc.
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;;;;
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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;;;; License as published by the Free Software Foundation; either
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;;;; version 3 of the License, or (at your option) any later version.
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;;;;
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;;;; This library is distributed in the hope that it will be useful,
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;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;;; Lesser General Public License for more details.
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;;;;
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;;;; You should have received a copy of the GNU Lesser General Public
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;;;; License along with this library; if not, write to the Free Software
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;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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(define-module (test-srfi-39)
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#:use-module (test-suite lib)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-39)
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#:duplicates (last) ;; avoid warning about srfi-34 replacing `raise'
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)
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(define a (make-parameter 3))
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(define b (make-parameter 4))
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(define (check a b a-val b-val)
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(and (eqv? (a) a-val)) (eqv? (b) b-val))
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(define c (make-parameter 2 (lambda (x) (if (< x 10) x 10))))
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(define d (make-parameter 15 (lambda (x) (if (< x 10) x 10))))
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(with-test-prefix "SRFI-39"
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(pass-if "test 1"
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(check a b 3 4))
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(pass-if "test 2"
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(parameterize ((a 2) (b 1))
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(and (check a b 2 1)
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(parameterize ((b 8))
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(check a b 2 8)))))
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(pass-if "test 3"
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(check a b 3 4))
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(pass-if "test 4"
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(check c d 2 10))
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(pass-if "test 5"
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(parameterize ((a 0) (b 1) (c 98) (d 9))
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(and (check a b 0 1)
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(check c d 10 9)
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(parameterize ((c (a)) (d (b)))
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(and (check a b 0 1)
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(check c d 0 1))))))
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(pass-if "SRFI-34"
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(let ((inside? (make-parameter #f)))
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(call/cc (lambda (return)
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(with-exception-handler
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(lambda (c)
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;; This handler should be called in the dynamic
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;; environment installed by `parameterize'.
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(return (inside?)))
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(lambda ()
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(parameterize ((inside? #t))
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(raise 'some-exception)))))))))
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(let ()
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(define (test-ports param new-port new-port-2)
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(let ((old-port (param)))
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(pass-if "new value"
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(parameterize ((param new-port))
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(eq? (param) new-port)))
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(pass-if "set value"
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(parameterize ((param old-port))
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(param new-port)
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(eq? (param) new-port)))
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(pass-if "old restored"
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(parameterize ((param new-port))
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#f)
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(eq? (param) old-port))
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(pass-if "throw exit"
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(catch 'bail
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(lambda ()
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(parameterize ((param new-port))
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(throw 'bail)))
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(lambda args #f))
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(eq? (param) old-port))
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(pass-if "call/cc re-enter"
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(let ((cont #f)
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(count 0)
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(port #f)
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(good #t))
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(parameterize ((param new-port))
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(call/cc (lambda (k) (set! cont k)))
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(set! count (1+ count))
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(set! port (param))
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(if (= 1 count) (param new-port-2)))
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(set! good (and good (eq? (param) old-port)))
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(case count
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((1)
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(set! good (and good (eq? port new-port)))
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;; re-entering should give new-port-2 left there last time
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(cont))
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((2)
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(set! good (and good (eq? port new-port-2)))))
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good))
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(pass-if "original unchanged"
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(eq? (param) old-port))))
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(with-test-prefix "current-input-port"
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(test-ports current-input-port
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(open-input-string "xyz") (open-input-string "xyz")))
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(with-test-prefix "current-output-port"
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(test-ports current-output-port
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(open-output-string) (open-output-string)))
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(with-test-prefix "current-error-port"
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(test-ports current-error-port
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(open-output-string) (open-output-string))))
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