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44 lines
1.5 KiB
EmacsLisp
44 lines
1.5 KiB
EmacsLisp
;;; derived-tests.el --- tests for derived.el -*- lexical-binding: t; -*-
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;; Copyright (C) 2017-2018 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Code:
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(require 'ert)
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(define-derived-mode derived-tests--parent-mode prog-mode "P"
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:after-hook
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(let ((f (let ((x "S")) (lambda () x))))
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(insert (format "AFP=%s " (let ((x "D")) (funcall f)))))
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(insert "PB "))
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(define-derived-mode derived-tests--child-mode derived-tests--parent-mode "C"
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:after-hook
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(let ((f (let ((x "S")) (lambda () x))))
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(insert (format "AFC=%s " (let ((x "D")) (funcall f)))))
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(insert "CB "))
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(ert-deftest derived-tests-after-hook-lexical ()
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(with-temp-buffer
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(let ((derived-tests--child-mode-hook
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(lambda () (insert "MH "))))
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(derived-tests--child-mode)
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(should (equal (buffer-string) "PB CB MH AFP=S AFC=S ")))))
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;;; derived-tests.el ends here
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