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;;;; streams.test --- test Guile ice-9 streams module -*- scheme -*-
;;;;
;;;; Copyright (C) 2004, 2006 Free Software Foundation, Inc.
;;;;
;;;; This program 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 2, or (at your option)
;;;; any later version.
;;;;
;;;; This program 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 this software; see the file COPYING. If not, write to
;;;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;;;; Boston, MA 02110-1301 USA
(define-module (test-suite test-streams)
:use-module (test-suite lib)
:use-module (ice-9 streams))
;;;
;;; stream-for-each
;;;
(with-test-prefix "stream-for-each"
(with-test-prefix "1 streams"
(pass-if "empty"
(let ((lst '()))
(stream-for-each (lambda (x)
(set! lst (cons x lst)))
(list->stream '()))
(equal? '() lst)))
(pass-if "123"
(let ((lst '()))
(stream-for-each (lambda (x)
(set! lst (cons x lst)))
(list->stream '(1 2 3)))
(equal? '(3 2 1) lst))))
(with-test-prefix "2 streams"
(pass-if "empty empty"
(let ((lst '()))
(stream-for-each (lambda (x y)
(set! lst (cons* x y lst)))
(list->stream '())
(list->stream '()))
(equal? '() lst)))
(pass-if "123 456"
(let ((lst '()))
(stream-for-each (lambda (x y)
(set! lst (cons* x y lst)))
(list->stream '(1 2 3))
(list->stream '(4 5 6)))
(equal? '(3 6 2 5 1 4) lst)))
(pass-if "12 456"
(let ((lst '()))
(stream-for-each (lambda (x y)
(set! lst (cons* x y lst)))
(list->stream '(1 2))
(list->stream '(4 5 6)))
(equal? '(2 5 1 4) lst)))
(pass-if "123 45"
(let ((lst '()))
(stream-for-each (lambda (x y)
(set! lst (cons* x y lst)))
(list->stream '(1 2 3))
(list->stream '(4 5)))
(equal? '(2 5 1 4) lst)))))
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