emacs/test/lisp/image-file-tests.el

45 lines
1.5 KiB
EmacsLisp

;;; image-file-tests.el --- Test suite for image-files -*- lexical-binding: t; -*-
;; Copyright (C) 2019-2024 Free Software Foundation, Inc.
;; This file is part of GNU Emacs.
;; GNU Emacs 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 Emacs 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 Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'ert)
(require 'image-file)
(defconst image-file-tests-data-directory
(expand-file-name "data/image" (getenv "EMACS_TEST_DIRECTORY"))
"Directory containing image test data.")
(ert-deftest insert-image-file ()
(skip-unless (image-type-available-p 'png))
(with-temp-buffer
(set-buffer-multibyte t)
(insert-image-file (expand-file-name "blank-100x200.png"
image-file-tests-data-directory))
(should (image--get-image)))
(with-temp-buffer
(set-buffer-multibyte nil)
(insert-image-file (expand-file-name "blank-100x200.png"
image-file-tests-data-directory))
(should (image--get-image))))
;;; image-file-tests.el ends here