;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2022 Fredrik Salomonsson <plattfot@posteo.net>
;;;
;;; 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 build-emacs-utils)
  #:use-module (guix tests)
  #:use-module (guix build emacs-utils)
  #:use-module (guix build utils)
  #:use-module ((guix utils)
                #:select (call-with-temporary-directory))
  #:use-module (ice-9 regex)
  #:use-module (srfi srfi-34)
  #:use-module (srfi srfi-64))

(test-begin "build-emacs-utils")
;; Only run the following tests if emacs is present.
(test-skip (if (which "emacs") 0 5))

(test-equal "emacs-batch-script: print foo from emacs"
  "foo"
  (emacs-batch-script '(princ "foo")))

(test-assert "emacs-batch-script: raise &emacs-batch-error on failure"
  (guard (c ((emacs-batch-error? c)
             ;; The error message format changed between Emacs 27 and Emacs
             ;; 28.
             (string-match "[Ww]rong.*argument.*numberp.*\"three\""
                           (emacs-batch-error-message c))))
    (emacs-batch-script '(mapcar 'number-to-string (list 1 2 "three")))))

(call-with-temporary-directory
 (lambda (directory)
   (let ((mock-elisp-file (string-append directory "/foo.el")))
     (call-with-output-file mock-elisp-file
       (lambda (port)
         (display ";;; foo --- mock emacs package -*- lexical-binding: t -*-

;; Created: 4 Jun 2022
;; Keywords: lisp test
;; Version: 1.0.0
;;; Commentary:
;;; Code:
;;; foo.el ends here
"
                  port)))
     (test-equal "emacs-header-parse: fetch version"
       "1.0.0"
       (emacs-header-parse "version" mock-elisp-file))
     (test-equal "emacs-header-parse: fetch keywords"
       "lisp test"
       (emacs-header-parse "keywords" mock-elisp-file))
     (test-equal "emacs-header-parse: fetch nonexistent author"
       "nil"
       (emacs-header-parse "author" mock-elisp-file)))))

(test-end "build-emacs-utils")
:06:35 +0200'>2020-07-27</span></td><td><a href='/guix/commit/gnu/services.scm?id=a396dd01bc6e90ae512001350d1afa471e01661d'>machine: ssh: Check for potential system downgrades.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-07-25 19:11:37 +0200'>2020-07-25</span></td><td><a href='/guix/commit/gnu/services.scm?id=d51bfe242fbe6f3f8f71d723e8fe0c7bbe711ba1'>Use 'formatted-message' instead of '&amp;message' where appropriate.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-07-15 01:36:24 +0200'>2020-07-15</span></td><td><a href='/guix/commit/gnu/services.scm?id=b91a73a6a4a419ffd53c41916d8acf3232b10eea'>services: Add 'system-provenance' procedure.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-07-01 23:34:51 +0200'>2020-07-01</span></td><td><a href='/guix/commit/gnu/services.scm?id=eb5cf39e66a51eb357ca0c08f4409d00ec3b24a9'>services: provenance: Save channel introductions.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-06-08 14:26:14 +0200'>2020-06-08</span></td><td><a href='/guix/commit/gnu/services.scm?id=68d8c094659565fe19abc1c433a17337ce5cacb7'>gnu: services: Add %hurd-startup-service.</a><span class='msg-avail'>...</span></td><td>Jan (janneke) Nieuwenhuizen</td></tr>
<tr><td><span title='2020-06-08 13:51:19 +0200'>2020-06-08</span></td><td><a href='/guix/commit/gnu/services.scm?id=59bcffa314171294278444aad4b7012abe50257a'>system: examples: Add bare-hurd.tmpl.</a><span class='msg-avail'>...</span></td><td>Jan (janneke) Nieuwenhuizen</td></tr>
<tr><td><span title='2020-04-26 22:49:49 +0200'>2020-04-26</span></td><td><a href='/guix/commit/gnu/services.scm?id=0e5c2d5e145118ec47329d6b3a534344d2e89cd3'>services: system: Initial entries are non-monadic.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-04-26 22:49:48 +0200'>2020-04-26</span></td><td><a href='/guix/commit/gnu/services.scm?id=45bd91334f6a932ed65576febd6e71888563cd8f'>services: profile: Use a declarative profile.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-04-21 00:06:40 +0200'>2020-04-21</span></td><td><a href='/guix/commit/gnu/services.scm?id=a322e9d16b227484ce04721fee0f99618cb1007e'>services: etc: Detect and report duplicate entries.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-04-05 12:12:07 +0200'>2020-04-05</span></td><td><a href='/guix/commit/gnu/services.scm?id=8c88e242292db9b35b4ae6ad788a0f8f3c94bb53'>services: Allow modprobe to use "/etc/modprobe.d".</a><span class='msg-avail'>...</span></td><td>Brice Waegeneire</td></tr>
<tr><td><span title='2020-04-02 11:48:24 +0200'>2020-04-02</span></td><td><a href='/guix/commit/gnu/services.scm?id=223ede4e156acf9fa9ae52e81007e3c4356c4cf4'>services: Accumulate builds for 'system' entries.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-12-07 00:59:56 +0100'>2019-12-07</span></td><td><a href='/guix/commit/gnu/services.scm?id=33b7cb7a595aa33051648039d417338110e5a45e'>services: Add 'provenance-service-type'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-11-09 23:04:14 +0100'>2019-11-09</span></td><td><a href='/guix/commit/gnu/services.scm?id=2a4309de43011f87b3a5044c3d956c261ae151e4'>services: 'fold-services' memoizes service values.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>