;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 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-discovery)
  #:use-module (guix discovery)
  #:use-module (guix build-system)
  #:use-module (guix utils)
  #:use-module (srfi srfi-64)
  #:use-module (ice-9 match))

(define %top-srcdir
  (dirname (search-path %load-path "guix.scm")))

(test-begin "discovery")

(test-assert "scheme-modules"
  (match (map module-name (scheme-modules %top-srcdir "guix/import"))
    ((('guix 'import _ ...) ..1)
     #t)))

(test-assert "scheme-modules recurses in symlinks to directories"
  (call-with-temporary-directory
   (lambda (directory)
     (mkdir (string-append directory "/guix"))
     (symlink (string-append %top-srcdir "/guix/import")
              (string-append directory "/guix/import"))

     ;; DIRECTORY/guix/import is a symlink but we want to make sure
     ;; 'scheme-modules' recurses into it.
     (match (map module-name (scheme-modules directory))
       ((('guix 'import _ ...) ..1)
        #t)))))

(test-equal "scheme-modules, non-existent directory"
  '()
  (scheme-modules "/does/not/exist"))

(test-assert "all-modules"
  (match (map module-name
              (all-modules `((,%top-srcdir . "guix/build-system"))))
    ((('guix 'build-system names) ..1)
     names)))

(test-assert "fold-module-public-variables"
  (let ((modules (all-modules `((,%top-srcdir . "guix/build-system")))))
    (match (fold-module-public-variables (lambda (obj result)
                                           (if (build-system? obj)
                                               (cons obj result)
                                               result))
                                         '()
                                         modules)
      (((? build-system? bs) ..1)
       bs))))

(test-end "discovery")
f='/guix/log/gnu/packages/sdl.scm?id=ec73c90ee35a404b04b030b260c386011c0cbe94&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-03-06 17:34:00 -0800'>2020-03-06</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=374540ff6556d4d5d76d48adfc5140eefd40f6d8'>gnu: sdl-pango: Rename patch to fix guix lint warning about patch filename size.</a><span class='msg-avail'>...</span></td><td>Vagrant Cascadian</td></tr>
<tr><td><span title='2020-02-02 14:20:28 +0100'>2020-02-02</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=f389c65dbbc4ed1802707aba709bef01bd315895'>gnu: Add sdl-pango.</a><span class='msg-avail'>...</span></td><td>Nicolas Goaziou</td></tr>
<tr><td><span title='2020-01-09 03:13:35 +0300'>2020-01-09</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=8f6b6cb822beb2886fcd6ebb700c00c02d9093d8'>gnu: sdl2-image: Update to 2.0.5.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2020-01-07 16:50:48 +0100'>2020-01-07</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=fa0c1a21c96626ea054442e92f8d0d0009da8e1f'>gnu: sdl-mixer: Fix fluidsynth in dependents.</a><span class='msg-avail'>...</span></td><td>Danny Milosavljevic</td></tr>
<tr><td><span title='2020-01-06 12:40:29 +0100'>2020-01-06</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=769b96b62e8c09b078f73adc09fb860505920f8f'>gnu: sdl-mixer: Describe runtime configuration.</a><span class='msg-avail'>...</span></td><td>Timotej Lazar</td></tr>
<tr><td><span title='2020-01-05 13:11:28 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=ced47faaa7ab6f79a317b5ac41402f6ab2066731'>gnu: sdl2-mixer: Enable opus support.</a><span class='msg-avail'>...</span></td><td>Timotej Lazar</td></tr>
<tr><td><span title='2020-01-05 13:10:04 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=6fbf92ee7834c3ed5879f4665981b033f92733c5'>gnu: sdl-mixer: Enable fluidsynth MIDI backend.</a><span class='msg-avail'>...</span></td><td>Timotej Lazar</td></tr>
<tr><td><span title='2020-01-05 13:09:31 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=64941afcf980b0c36fbd05bb6d4bc9ebeadb5b08'>gnu: sdl2-mixer: Fix configure flags.</a><span class='msg-avail'>...</span></td><td>Timotej Lazar</td></tr>
<tr><td><span title='2020-01-05 13:09:16 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=36f1ba7bfe93308feca582b91dcc2dd4dbce86b8'>gnu: sdl-mixer: Remove unused configure flag.</a><span class='msg-avail'>...</span></td><td>Timotej Lazar</td></tr>
<tr><td><span title='2020-01-05 13:08:45 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=5f50c2e6b19495d9fa01050f66b99d7bd3e19cc9'>gnu: sdl-mixer: Use correct inputs for MOD file support.</a><span class='msg-avail'>...</span></td><td>Timotej Lazar</td></tr>
<tr><td><span title='2020-01-03 17:04:18 +0100'>2020-01-03</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=aed6c010141a523d578c4e277fd5f7f62c47bc54'>gnu: Add sdl2-cs.</a><span class='msg-avail'>...</span></td><td>Pierre Neidhardt</td></tr>
<tr><td><span title='2019-11-28 00:38:25 +0100'>2019-11-28</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=0897ad7fac04fc9d814e83eed46e88c7bf9740bc'>Merge branch 'master' into staging</a></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-11-24 03:35:36 +0300'>2019-11-24</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=82de17dc8d3eb827aec5902078a0e87f43dece6b'>gnu: sdl2: Add libxcursor to inputs.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2019-10-15 18:09:14 +0200'>2019-10-15</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=c43626131222b7b62d8cb6f5fe90c072d440df26'>gnu: sdl2: Fix build on 32-bit architectures.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-31 14:28:56 +0200'>2019-07-31</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=6a2e54236e1b2c428c8fd478ee0f3bd8130703fa'>Merge branch 'master' into core-updates</a></td><td>Marius Bakke</td></tr>
<tr><td><span title='2019-07-26 19:08:46 +0200'>2019-07-26</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=20269b6e08b338f6ef47374281c8988868ffa96a'>gnu: sdl2: Update to 2.0.10.</a><span class='msg-avail'>...</span></td><td>Rutger Helling</td></tr>