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88 lines
3.8 KiB
EmacsLisp
88 lines
3.8 KiB
EmacsLisp
;;; custom-tests.el --- tests for custom.el -*- lexical-binding: t -*-
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;; Copyright (C) 2018-2019 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Code:
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(require 'ert)
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(ert-deftest custom-theme--load-path ()
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"Test `custom-theme--load-path' behavior."
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(let ((tmpdir (file-name-as-directory (make-temp-file "custom-tests-" t))))
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(unwind-protect
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;; Create all temporary files under the same deletable parent.
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(let ((temporary-file-directory tmpdir))
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;; Path is empty.
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(let ((custom-theme-load-path ()))
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(should (null (custom-theme--load-path))))
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;; Path comprises non-existent file.
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(let* ((name (make-temp-name tmpdir))
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(custom-theme-load-path (list name)))
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(should (not (file-exists-p name)))
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(should (null (custom-theme--load-path))))
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;; Path comprises existing file.
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(let* ((file (make-temp-file "file"))
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(custom-theme-load-path (list file)))
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(should (file-exists-p file))
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(should (not (file-directory-p file)))
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(should (null (custom-theme--load-path))))
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;; Path comprises existing directory.
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(let* ((dir (make-temp-file "dir" t))
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(custom-theme-load-path (list dir)))
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(should (file-directory-p dir))
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(should (equal (custom-theme--load-path) custom-theme-load-path)))
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;; Expand `custom-theme-directory' path element.
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(let ((custom-theme-load-path '(custom-theme-directory)))
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(let ((custom-theme-directory (make-temp-name tmpdir)))
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(should (not (file-exists-p custom-theme-directory)))
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(should (null (custom-theme--load-path))))
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(let ((custom-theme-directory (make-temp-file "file")))
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(should (file-exists-p custom-theme-directory))
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(should (not (file-directory-p custom-theme-directory)))
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(should (null (custom-theme--load-path))))
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(let ((custom-theme-directory (make-temp-file "dir" t)))
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(should (file-directory-p custom-theme-directory))
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(should (equal (custom-theme--load-path)
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(list custom-theme-directory)))))
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;; Expand t path element.
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(let ((custom-theme-load-path '(t)))
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(let ((data-directory (make-temp-name tmpdir)))
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(should (not (file-exists-p data-directory)))
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(should (null (custom-theme--load-path))))
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(let ((data-directory tmpdir)
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(themedir (expand-file-name "themes" tmpdir)))
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(should (not (file-exists-p themedir)))
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(should (null (custom-theme--load-path)))
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(with-temp-file themedir)
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(should (file-exists-p themedir))
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(should (not (file-directory-p themedir)))
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(should (null (custom-theme--load-path)))
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(delete-file themedir)
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(make-directory themedir)
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(should (file-directory-p themedir))
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(should (equal (custom-theme--load-path) (list themedir))))))
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(when (file-directory-p tmpdir)
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(delete-directory tmpdir t)))))
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;;; custom-tests.el ends here
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