;;; 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")
 class='left'>Commit message (<a href='/guix/log/gnu/packages/license.scm?id=5dbe7aa92026ef7143d36036570e7e027ab85b64&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-08-15 20:58:07 +0300'>2018-08-15</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=44d085b4c6d2ac28d6d43303b108e2812151bf2b'>gnu: licensecheck: Update to 3.0.36.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-08-11 17:22:31 +0200'>2018-08-11</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=9aba9b127840a116c806a2cbac901cf8077abcd0'>Migrate search.cpan.org home pages to metacpan.org.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-04-05 06:39:01 +0200'>2018-04-05</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=7b3a95e5d401fb7bb9b8a3e9155f04b5fbedbdaa'>gnu: licensecheck: Update to 3.0.34.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2018-02-24 20:01:31 +0300'>2018-02-24</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=f09cb93e3a2310f7726cb98fa5679c1a8483c39f'>gnu: Add licensecheck.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-02-24 20:01:30 +0300'>2018-02-24</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=82e5e0dd52aac659a57bf07ae55e86cd531ea099'>gnu: Add perl-software-license.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-02-24 20:01:29 +0300'>2018-02-24</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=f4e2d9ee6cf49ae7a9ff9a084517c274ea791955'>gnu: Add perl-string-copyright.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2018-02-24 20:01:29 +0300'>2018-02-24</span></td><td><a href='/guix/commit/gnu/packages/license.scm?id=d5ee4342c0e62124a6efeb7da4c53c1f69c51d1e'>gnu: Add perl-regexp-pattern-license.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>