88 lines
3.3 KiB
Scheme
88 lines
3.3 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2015, 2022 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-cpio)
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#:use-module (guix cpio)
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#:use-module (guix tests)
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#:use-module ((guix build utils) #:select (which))
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#:use-module ((guix utils) #:select (call-with-temporary-output-file))
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#:use-module (ice-9 match)
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#:use-module (ice-9 popen)
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#:use-module (rnrs io ports)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-64))
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(define %cpio-program
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(which "cpio"))
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(define %test-file
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(search-path %load-path "guix.scm"))
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(test-begin "cpio")
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;; The cpio format expects 'ino' to fit in 32 bits. If we have a bigger inode
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;; number, skip this test.
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(test-skip
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(if (>= (stat:ino (lstat %test-file)) (expt 2 32)) 1 0))
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(test-assert "file->cpio-header + write-cpio-header + read-cpio-header"
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(let* ((header (file->cpio-header %test-file)))
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(call-with-values
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(lambda ()
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(open-bytevector-output-port))
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(lambda (port get-bv)
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(write-cpio-header header port)
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(let ((port (open-bytevector-input-port (get-bv))))
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(equal? header (read-cpio-header port)))))))
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(unless %cpio-program (test-skip 1))
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(test-assert "bit-identical to GNU cpio's output"
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(call-with-temporary-output-file
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(lambda (link _)
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(delete-file link)
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(symlink "chbouib" link)
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(let ((files (cons* "/"
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(canonicalize-path
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(dirname (search-path %load-path "guix.scm")))
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link
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(map (compose canonicalize-path
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(cut search-path %load-path <>))
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'("guix.scm" "guix/build/syscalls.scm"
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"guix/packages.scm")))))
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(call-with-temporary-output-file
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(lambda (ref-file _)
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(let ((pipe (open-pipe* OPEN_WRITE %cpio-program "-o" "-O" ref-file
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"-H" "newc" "--null")))
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(for-each (lambda (file)
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(format pipe "~a\0" file))
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files)
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(and (zero? (close-pipe pipe))
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(call-with-temporary-output-file
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(lambda (file port)
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(write-cpio-archive files port)
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(close-port port)
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(or (file=? ref-file file)
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(throw 'cpio-archives-differ files
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ref-file file
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(stat:size (stat ref-file))
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(stat:size (stat file))))))))))))))
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(test-end "cpio")
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