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-rw-r--r--tests/zlib.scm63
1 files changed, 63 insertions, 0 deletions
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+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2016 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; 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-zlib)
+ #:use-module (guix zlib)
+ #: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 zlib) module.
+
+(unless (zlib-available?)
+ (exit 77))
+
+(test-begin "zlib")
+
+(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-gzip-output-port child
+ (lambda (port)
+ (put-bytevector port data))))
+ (lambda ()
+ (primitive-exit 0))))
+ (pid ;decompress
+ (begin
+ (close-port child)
+ (let ((received (call-with-gzip-input-port parent
+ (lambda (port)
+ (get-bytevector-all port))
+ #:buffer-size (* 64 1024))))
+ (match (waitpid pid)
+ ((_ . status)
+ (and (zero? status)
+ (port-closed? parent)
+ (bytevector=? received data))))))))))))
+
+(test-end)