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;;; which-func-tests.el --- tests for which-func -*- lexical-binding: t; -*-
;; Copyright (C) 2023 Free Software Foundation, Inc.
;; Author: Spencer Baugh <sbaugh@catern.com>
;; This file is part of GNU Emacs.
;; This program 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.
;; This program 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 'which-func)
(ert-deftest which-func-tests-toggle ()
(let ((which-func-display 'mode-and-header) buf-code buf-not)
(setq buf-code (find-file-noselect "which-func-tests.el"))
(setq buf-not (get-buffer-create "fundamental"))
(with-current-buffer buf-code
(should-not which-func-mode) (should-not header-line-format))
(with-current-buffer buf-not
(should-not which-func-mode) (should-not header-line-format))
(which-function-mode 1)
(with-current-buffer buf-code
(should which-func-mode) (should header-line-format))
(with-current-buffer buf-not
(should-not which-func-mode) (should-not header-line-format))
(which-function-mode -1)
;; which-func-mode stays set even when which-function-mode is off.
(with-current-buffer buf-code
(should which-func-mode) (should-not header-line-format))
(with-current-buffer buf-not
(should-not which-func-mode) (should-not header-line-format))
(kill-buffer buf-code)
(kill-buffer buf-not)
(which-function-mode 1)
(setq buf-code (find-file-noselect "which-func-tests.el"))
(setq buf-not (get-buffer-create "fundamental"))
(with-current-buffer buf-code
(should which-func-mode) (should header-line-format))
(with-current-buffer buf-not
(should-not which-func-mode) (should-not header-line-format))))
(provide 'which-func-tests)
;;; which-func-tests.el ends here
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