tests/build-emacs-utils.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2022 Fredrik Salomonsson <plattfot@posteo.net>
   3 ;;;
   4 ;;; This file is part of GNU Guix.
   5 ;;;
   6 ;;; GNU Guix is free software; you can redistribute it and/or modify it
   7 ;;; under the terms of the GNU General Public License as published by
   8 ;;; the Free Software Foundation; either version 3 of the License, or (at
   9 ;;; your option) any later version.
  10 ;;;
  11 ;;; GNU Guix is distributed in the hope that it will be useful, but
  12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ;;; GNU General Public License for more details.
  15 ;;;
  16 ;;; You should have received a copy of the GNU General Public License
  17 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  18
  19
  20 (define-module (test build-emacs-utils)
  21   #:use-module (guix tests)
  22   #:use-module (guix build emacs-utils)
  23   #:use-module (guix build utils)
  24   #:use-module ((guix utils)
  25                 #:select (call-with-temporary-directory))
  26   #:use-module (ice-9 regex)
  27   #:use-module (srfi srfi-34)
  28   #:use-module (srfi srfi-64))
  29
  30 (test-begin "build-emacs-utils")
  31 ;; Only run the following tests if emacs is present.
  32 (test-skip (if (which "emacs") 0 5))
  33
  34 (test-equal "emacs-batch-script: print foo from emacs"
  35   "foo"
  36   (emacs-batch-script '(princ "foo")))
  37
  38 (test-assert "emacs-batch-script: raise &emacs-batch-error on failure"
  39   (guard (c ((emacs-batch-error? c)
  40              ;; The error message format changed between Emacs 27 and Emacs
  41              ;; 28.
  42              (string-match "[Ww]rong.*argument.*numberp.*\"three\""
  43                            (emacs-batch-error-message c))))
  44     (emacs-batch-script '(mapcar 'number-to-string (list 1 2 "three")))))
  45
  46 (call-with-temporary-directory
  47  (lambda (directory)
  48    (let ((mock-elisp-file (string-append directory "/foo.el")))
  49      (call-with-output-file mock-elisp-file
  50        (lambda (port)
  51          (display ";;; foo --- mock emacs package -*- lexical-binding: t -*-
  52
  53 ;; Created: 4 Jun 2022
  54 ;; Keywords: lisp test
  55 ;; Version: 1.0.0
  56 ;;; Commentary:
  57 ;;; Code:
  58 ;;; foo.el ends here
  59 "
  60                   port)))
  61      (test-equal "emacs-header-parse: fetch version"
  62        "1.0.0"
  63        (emacs-header-parse "version" mock-elisp-file))
  64      (test-equal "emacs-header-parse: fetch keywords"
  65        "lisp test"
  66        (emacs-header-parse "keywords" mock-elisp-file))
  67      (test-equal "emacs-header-parse: fetch nonexistent author"
  68        "nil"
  69        (emacs-header-parse "author" mock-elisp-file)))))
  70
  71 (test-end "build-emacs-utils")