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guix-download: Error out when the HTTP response code is not 200.

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* guix-download.in (http-fetch): Leave with an error message when
  RESPONSE's code is not 200.

* tests/guix-download.sh: New file.
* Makefile.am (TESTS): Add it.
This commit is contained in:
Ludovic Courtès 2012-11-08 00:13:25 +01:00
parent 912209ee61
commit 37d19403e7
3 changed files with 36 additions and 2 deletions
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1
Makefile.am
View file

@ -145,6 +145,7 @@ TESTS = \
tests/snix.scm \
tests/union.scm \
tests/guix-build.sh \
tests/guix-download.sh \
tests/guix-package.sh
TEST_EXTENSIONS = .scm .sh

10
guix-download.in
View file

@ -32,6 +32,7 @@ exec ${GUILE-@GUILE@} -L "@guilemoduledir@" -l "$0" \
(define-module (guix-download)
#:use-module (web uri)
#:use-module (web client)
#:use-module (web response)
#:use-module (guix ui)
#:use-module (guix store)
#:use-module (guix utils)
@ -58,8 +59,13 @@ exec ${GUILE-@GUILE@} -L "@guilemoduledir@" -l "$0" \
(define (http-fetch url port)
"Fetch from URL over HTTP and write the result to PORT."
(let-values (((response data) (http-get url #:decode-body? #f)))
(put-bytevector port data)))
(let*-values (((response data) (http-get url #:decode-body? #f))
((code) (response-code response)))
(if (= code 200)
(put-bytevector port data)
(leave (_ "failed to download from `~a': ~a: ~a~%")
(uri->string url)
code (response-reason-phrase response)))))
(define (ftp-fetch url port)
"Fetch from URL over FTP and write the result to PORT."

27
tests/guix-download.sh Normal file
View file

@ -0,0 +1,27 @@
# Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
# Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
#
# This file is part of Guix.
#
# 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.
#
# 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 Guix. If not, see <http://www.gnu.org/licenses/>.
#
# Test the `guix-download' command-line utility.
#
guix-download --version
# Make sure it fails here.
if guix-download http://www.example.com/does-not-exist
then false; else true; fi