;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015, 2022 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-cpio)
  #:use-module (guix cpio)
  #:use-module (guix tests)
  #:use-module ((guix build utils) #:select (which))
  #:use-module ((guix utils) #:select (call-with-temporary-output-file))
  #:use-module (ice-9 match)
  #:use-module (ice-9 popen)
  #:use-module (rnrs io ports)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26)
  #:use-module (srfi srfi-64))

(define %cpio-program
  (which "cpio"))

(define %test-file
  (search-path %load-path "guix.scm"))


(test-begin "cpio")

;; The cpio format expects 'ino' to fit in 32 bits.  If we have a bigger inode
;; number, skip this test.
(test-skip
 (if (>= (stat:ino (lstat %test-file)) (expt 2 32)) 1 0))
(test-assert "file->cpio-header + write-cpio-header + read-cpio-header"
  (let* ((header (file->cpio-header %test-file)))
    (call-with-values
        (lambda ()
          (open-bytevector-output-port))
      (lambda (port get-bv)
        (write-cpio-header header port)
        (let ((port (open-bytevector-input-port (get-bv))))
          (equal? header (read-cpio-header port)))))))

(unless %cpio-program (test-skip 1))
(test-assert "bit-identical to GNU cpio's output"
  (call-with-temporary-output-file
   (lambda (link _)
     (delete-file link)
     (symlink "chbouib" link)

     (let ((files (cons* "/"
                         (canonicalize-path
                          (dirname (search-path %load-path "guix.scm")))
                         link
                         (map (compose canonicalize-path
                                       (cut search-path %load-path <>))
                              '("guix.scm" "guix/build/syscalls.scm"
                                "guix/packages.scm")))))
       (call-with-temporary-output-file
        (lambda (ref-file _)
          (let ((pipe (open-pipe* OPEN_WRITE %cpio-program "-o" "-O" ref-file
                                  "-H" "newc" "--null")))
            (for-each (lambda (file)
                        (format pipe "~a\0" file))
                      files)
            (and (zero? (close-pipe pipe))
                 (call-with-temporary-output-file
                  (lambda (file port)
                    (write-cpio-archive files port)
                    (close-port port)
                    (or (file=? ref-file file)
                        (throw 'cpio-archives-differ files
                               ref-file file
                               (stat:size (stat ref-file))
                               (stat:size (stat file))))))))))))))

(test-end "cpio")
'/guix/commit/gnu/packages/sphinx.scm?id=dc5ace95d3cab2a81ecf16338342a069f8ce7705'>gnu: Add python-sphinx-prompt.</a><span class='msg-avail'>...</span></td><td>Vinicius Monego</td></tr>
<tr><td><span title='2021-12-08 16:13:08 +0100'>2021-12-08</span></td><td><a href='/guix/commit/gnu/packages/sphinx.scm?id=7f4d25f86e6229aa0dd446c47cc337e4dea77080'>gnu: python2-sphinx: Remove websupport test.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2021-12-08 16:13:08 +0100'>2021-12-08</span></td><td><a href='/guix/commit/gnu/packages/sphinx.scm?id=68619cad28c10d89de43e6707f31a82190972089'>gnu: python2-sphinxcontrib-websupport: Downgrade to 1.1.2.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2021-11-11 10:31:22 -0500'>2021-11-11</span></td><td><a href='/guix/commit/gnu/packages/sphinx.scm?id=08247055a6190ea28d04126ea25f78a2f02ff972'>gnu: python-sphinx: Update to 4.2.0.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2021-11-11 10:31:22 -0500'>2021-11-11</span></td><td><a href='/guix/commit/gnu/packages/sphinx.scm?id=a768c3ecabc642588b12410fbb8e1425dc34d854'>gnu: python-sphinxcontrib-serializinghtml: Update to 1.1.5.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2021-11-11 10:31:21 -0500'>2021-11-11</span></td><td><a href='/guix/commit/gnu/packages/sphinx.scm?id=54b2fbd4ffd08061ddb6c8f00db16b3c44715cc9'>gnu: python-sphinxcontrib-htmlhelp: Update to 2.0.0.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>