;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2023 Maxim Cournoyer <maxim.cournoyer@gmail.com>
;;;
;;; 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-rpm)
  #:use-module (guix rpm)
  #:use-module (rnrs bytevectors)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26)
  #:use-module (srfi srfi-64)
  #:use-module (srfi srfi-71))

;; For white-box testing.
(define-syntax-rule (expose-internal name)
  (define name (@@ (guix rpm) name)))

(expose-internal RPMTAG_ARCH)
(expose-internal RPMTAG_LICENSE)
(expose-internal RPMTAG_NAME)
(expose-internal RPMTAG_OS)
(expose-internal RPMTAG_RELEASE)
(expose-internal RPMTAG_SUMMARY)
(expose-internal RPMTAG_VERSION)
(expose-internal header-entry-count)
(expose-internal header-entry-tag)
(expose-internal header-entry-value)
(expose-internal header-entry?)
(expose-internal make-header)
(expose-internal make-header-entry)
(expose-internal make-header-index+data)

(test-begin "rpm")

(test-equal "lead must be 96 bytes long"
  96
  (length (generate-lead "hello-2.12.1")))

(define header-entries
  (list (make-header-entry RPMTAG_NAME 1 "hello")
        (make-header-entry RPMTAG_VERSION 1 "2.12.1")
        (make-header-entry RPMTAG_RELEASE 1 "0")
        (make-header-entry RPMTAG_SUMMARY 1
                           "Hello, GNU world: An example GNU package")
        (make-header-entry RPMTAG_LICENSE 1 "GPL 3 or later")
        (make-header-entry RPMTAG_OS 1 "Linux")
        (make-header-entry RPMTAG_ARCH 1 "x86_64")))

(define expected-header-index-length
  (* 16 (length header-entries)))       ;16 bytes per index entry

(define expected-header-data-length
  (+ (length header-entries)            ;to account for null bytes
     (fold + 0 (map (compose string-length (cut header-entry-value <>))
                    header-entries))))

(let ((index data (make-header-index+data header-entries)))
  (test-equal "header index"
    expected-header-index-length
    (length index))

  ;; This test depends on the fact that only STRING entries are used, and that
  ;; they are composed of single byte characters and the delimiting null byte.
  (test-equal "header data"
    expected-header-data-length
    (length data)))

(test-equal "complete header section"
  (+ 16                                 ;leading magic + count bytes
     expected-header-index-length expected-header-data-length)
  (length (make-header header-entries)))

(test-end)
8c5d7648'>doc: Add "Tracking Bugs and Patches" section.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-13 14:25:19 -0400'>2019-07-13</span></td><td><a href='/guix/commit/HACKING?id=06e1ecbf17fee7fe513ad2808d8175fb3565ae3e'>doc: Update keyserver URL.</a><span class='msg-avail'>...</span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2019-02-11 23:23:27 +0100'>2019-02-11</span></td><td><a href='/guix/commit/HACKING?id=6701edbfad62ba9572ffd35497df3db27b208ba5'>HACKING: Update key server.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-07-22 17:00:47 +0200'>2018-07-22</span></td><td><a href='/guix/commit/HACKING?id=5285192150c83db12136af6a123e03bb9b9dbe5f'>doc: Fix typo (missing period)</a><span class='msg-avail'>...</span></td><td>Pierre Neidhardt</td></tr>
<tr><td><span title='2017-08-19 13:42:52 +0530'>2017-08-19</span></td><td><a href='/guix/commit/HACKING?id=acabbd597678e1f0be995297bb009b6dd38ae795'>doc: Mention how to use emacs-debbugs.</a><span class='msg-avail'>...</span></td><td>Arun Isaac</td></tr>
<tr><td><span title='2017-03-27 00:13:18 +0200'>2017-03-27</span></td><td><a href='/guix/commit/HACKING?id=2fccc0d193497eb2ee3127270dea12be103f1bc2'>maint: Give command to install the pre-push hook.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-03-24 13:56:38 +0100'>2017-03-24</span></td><td><a href='/guix/commit/HACKING?id=ee7c21c7044355fc4c6bbe0906f061f6fbdfb79e'>maint: Mention the Signed-off-by line in 'HACKING'.</a><span class='msg-avail'>...</span></td><td>Clément Lassieur</td></tr>
<tr><td><span title='2017-03-15 15:19:53 +0100'>2017-03-15</span></td><td><a href='/guix/commit/HACKING?id=bc551cf32b6ccb3f8dd60b1d0d4e3c3e88cb1f8d'>maint: Mention guix-patches@gnu.org in 'HACKING'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-01-30 13:20:13 +0100'>2017-01-30</span></td><td><a href='/guix/commit/HACKING?id=8efc35a8902910ef7c09183c1d79d51498b2c10c'>maint: Fix invalid calls to 'info'.</a><span class='msg-avail'>...</span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2017-01-04 16:27:20 -0500'>2017-01-04</span></td><td><a href='/guix/commit/HACKING?id=69355e1283d300a663fb639ec426f10f3feb404b'>doc: Add a Git hook that verifies signatures before pushing.</a><span class='msg-avail'>...</span></td><td>Leo Famulari</td></tr>