;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2015, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2018 Jan (janneke) Nieuwenhuizen <janneke@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-union)
  #:use-module (guix tests)
  #:use-module (guix store)
  #:use-module (guix utils)
  #:use-module (guix derivations)
  #:use-module (guix packages)
  #:use-</td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=0fe4601516c878dfd3b40f796f85a4038f086637'>refs</a><a href='/guix/log/gnu/tests/networking.scm'>log</a><a href='/guix/tree/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>tree</a><a class='active' href='/guix/commit/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>commit</a><a href='/guix/diff/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/tests/networking.scm'>
<input type='hidden' name='id' value='0fe4601516c878dfd3b40f796f85a4038f086637'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/commit/?id=0fe4601516c878dfd3b40f796f85a4038f086637'>root</a>/<a href='/guix/commit/gnu?id=0fe4601516c878dfd3b40f796f85a4038f086637'>gnu</a>/<a href='/guix/commit/gnu/tests?id=0fe4601516c878dfd3b40f796f85a4038f086637'>tests</a>/<a href='/guix/commit/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>networking.scm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='0fe4601516c878dfd3b40f796f85a4038f086637'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Tobias Geerinckx-Rice &lt;me@tobias.gr&gt;</td><td class='right'>2019-04-08 12:41:23 +0200</td></tr>
<tr><th>committer</th><td>Tobias Geerinckx-Rice &lt;me@tobias.gr&gt;</td><td class='right'>2019-04-10 20:53:56 +0200</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>0fe4601516c878dfd3b40f796f85a4038f086637</a> (<a href='/guix/patch/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/guix/tree/?id=0fe4601516c878dfd3b40f796f85a4038f086637'>90914762de68892ebf267964c1278e3969e0fce6</a> /<a href='/guix/tree/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637'>gnu/tests/networking.scm</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/tests/networking.scm?id=3e4e74c10ec1bf57ffcaed987b75127382908697'>3e4e74c10ec1bf57ffcaed987b75127382908697</a> (<a href='/guix/diff/gnu/tests/networking.scm?id=0fe4601516c878dfd3b40f796f85a4038f086637&amp;id2=3e4e74c10ec1bf57ffcaed987b75127382908697'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='oid'><a href='/guix/snapshot/guix-0fe4601516c878dfd3b40f796f85a4038f086637.tar.gz'>guix-0fe4601516c878dfd3b40f796f85a4038f086637.tar.gz</a><br/><a href='/guix/snapshot/guix-0fe4601516c878dfd3b40f796f85a4038f086637.zip'>guix-0fe4601516c878dfd3b40f796f85a4038f086637.zip</a><br/></td></tr></table>
<div class='commit-subject'>gnu: emacs-js2-mode: Don't use unstable tarball.</div><div class='commit-msg'>* gnu/packages/emacs-xyz.scm (emacs-js2-mode)[source]: Use GIT-FETCH and
GIT-FILE-NAME.
</div><div class='diffstat-header'><a href='/guix/diff/?id=0fe4601516c878dfd3b40f796f85a4038f086637'>Diffstat</a> (limited to 'gnu/tests/networking.scm')</div><table summary='diffstat' class='diffstat'></table><div class='diffstat-summary'>0 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td></td></tr></table></div> <!-- class=content -->
                         <div class=footer>generated by
                             <a href="https://git.zx2c4.com/cgit/about/">
                                 cgit
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                        </div> <!-- id=cgit -->
</body>
</html>
 (lambda (policy)
                    `(begin
                       (use-modules (guix build union)
                                    (srfi srfi-1))
                       (union-build (assoc-ref %outputs "out")
                                    (map cdr %build-inputs)
                                    #:resolve-collision ,policy))))
         (drv1
          (build-expression->derivation %store "union-first"
                                        (builder 'first)
                                        #:inputs `(("guile" ,guile)
                                                   ("fake" ,fake))
                                        #:modules '((guix build union))))
         (drv2
          (build-expression->derivation %store "union-last"
                                        (builder 'last)
                                        #:inputs `(("guile" ,guile)
                                                   ("fake" ,fake))
                                        #:modules '((guix build union)))))
    (and (build-derivations %store (list drv1 drv2))
         (with-directory-excursion (derivation->output-path drv1)
           (string=? (readlink "bin/guile")
                     (string-append (derivation->output-path guile)
                                    "/bin/guile")))
         (with-directory-excursion (derivation->output-path drv2)
           (string=? (readlink "bin/guile")
                     (string-append (derivation->output-path fake)
                                    "/bin/guile"))))))

(test-assert "union-build #:create-all-directories? #t"
  (let* ((build  `(begin
                    (use-modules (guix build union))
                    (union-build (assoc-ref %outputs "out")
                                 (map cdr %build-inputs)
                                 #:create-all-directories? #t)))
         (input  (package-derivation %store %bootstrap-guile))
         (drv    (build-expression->derivation %store "union-test-all-dirs"
                                               build
                                               #:modules '((guix build union))
                                               #:inputs `(("g" ,input)))))
    (and (build-derivations %store (list drv))
         (with-directory-excursion (derivation->output-path drv)
           ;; Even though there's only one input to the union,
           ;; #:create-all-directories? #t must have created bin/ rather than
           ;; making it a symlink to Guile's bin/.
           (and (file-exists? "bin/guile")
                (file-is-directory? "bin")
                (eq? 'symlink (stat:type (lstat "bin/guile"))))))))

(letrec-syntax ((test-relative-file-name
                 (syntax-rules (=>)
                   ((_ (reference file => expected) rest ...)
                    (begin
                      (test-equal (string-append "relative-file-name "
                                                 reference " " file)
                        expected
                        (relative-file-name reference file))
                      (test-relative-file-name rest ...)))
                   ((_)
                    #t))))
  (test-relative-file-name
   ("/a/b" "/a/c/d"     => "../c/d")
   ("/a/b" "/a/b"       => "")
   ("/a/b" "/a"         => "..")
   ("/a/b" "/a/b/c/d"   => "c/d")
   ("/a/b/c" "/a/d/e/f" => "../../d/e/f")))

(test-end)