blob: 1d5fc8d95db934d92195416f665f49875a0fabbb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
;;;; streams.test --- test Guile ice-9 streams module -*- scheme -*-
;;;;
;;;; Copyright (C) 2004 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)))))
|