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
| | ;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Pierre Neidhardt <mail@ambrevar.xyz>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (test-lzlib)
#:use-module (guix lzlib)
#:use-module (guix tests)
#:use-module (srfi srfi-64)
#:use-module (rnrs bytevectors)
#:use-module (rnrs io ports)
#:use-module (ice-9 match))
;; Test the (guix lzlib) module.
(unless (lzlib-available?)
(exit 77))
(test-begin "lzlib")
(test-assert "compression/decompression pipe"
(let ((data (random-bytevector (+ (random 10000)
(* 20 1024)))))
(match (pipe)
((parent . child)
(match (primitive-fork)
(0 ;compress
(dynamic-wind
(const #t)
(lambda ()
(close-port parent)
(call-with-lzip-output-port child
(lambda (port)
(put-bytevector port data))))
(lambda ()
(primitive-exit 0))))
(pid ;decompress
(begin
(close-port child)
(let ((received (call-with-lzip-input-port parent
(lambda (port)
(get-bytevector-all port)))))
(match (waitpid pid)
((_ . status)
(and (zero? status)
(port-closed? parent)
(bytevector=? received data))))))))))))
(test-end)
|