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guix: emacs-utils: Add emacs-batch-script.

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* guix/build/emacs-utils.scm (emacs-batch-script): New procedure.

* tests/build-emacs-utils.scm: New file.

* Makefile.am (TESTS): Add `tests/build-emacs-utils.scm'.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
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Fredrik Salomonsson 2022-06-05 19:51:42 +00:00 • committed by Ludovic Courtès
parent 6013f80810
commit f8275916fc
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;;; 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 (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 2))
(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)
(string-contains (emacs-batch-error-message c)
"Lisp error: (wrong-type-argument numberp \"three\")")))
(emacs-batch-script '(mapcar 'number-to-string (list 1 2 "three")))))
(test-end "build-emacs-utils")