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;;; repeat-tests.el --- Tests for repeat.el -*- lexical-binding: t; -*-
;; Copyright (C) 2021-2025 Free Software Foundation, Inc.
;; Author: Juri Linkov <juri@linkov.net>
;; 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/>.
;;; Code:
(require 'ert)
(require 'repeat)
(defvar repeat-tests-calls nil)
(defun repeat-tests-call-a (&optional arg)
(interactive "p")
(push `(,arg a) repeat-tests-calls))
(defun repeat-tests-call-b (&optional arg)
(interactive "p")
(push `(,arg b) repeat-tests-calls))
(defvar-keymap repeat-tests-map
:doc "Keymap for keys that initiate repeating sequences."
"C-x w a" 'repeat-tests-call-a
"C-M-a" 'repeat-tests-call-a
"C-M-z" 'repeat-tests-call-a)
(defvar-keymap repeat-tests-repeat-map
:doc "Keymap for repeating sequences."
"a" 'repeat-tests-call-a
"b" 'repeat-tests-call-b)
(put 'repeat-tests-call-a 'repeat-map 'repeat-tests-repeat-map)
(put 'repeat-tests-call-b 'repeat-map repeat-tests-repeat-map)
(defmacro with-repeat-mode (&rest body)
"Create environment for testing `repeat-mode'."
`(unwind-protect
(progn
(repeat-mode +1)
(with-temp-buffer
(save-window-excursion
;; `execute-kbd-macro' applied to window only
(set-window-buffer nil (current-buffer))
(use-local-map repeat-tests-map)
,@body)))
(repeat-mode -1)))
(defun repeat-tests--check (keys calls inserted)
(setq repeat-tests-calls nil)
(delete-region (point-min) (point-max))
(execute-kbd-macro (kbd keys))
(should (equal (nreverse repeat-tests-calls) calls))
;; Check for self-inserting keys
(should (equal (buffer-string) inserted)))
(ert-deftest repeat-tests-check-key ()
(with-repeat-mode
(let ((repeat-echo-function 'ignore))
(let ((repeat-check-key t))
(repeat-tests--check
"C-x w a b a c"
'((1 a) (1 b) (1 a)) "c")
(repeat-tests--check
"C-M-a b a c"
'((1 a) (1 b) (1 a)) "c")
(repeat-tests--check
"C-M-z b a c"
'((1 a)) "bac")
(unwind-protect
(progn
(put 'repeat-tests-call-a 'repeat-check-key 'no)
(repeat-tests--check
"C-M-z b a c"
'((1 a) (1 b) (1 a)) "c"))
(put 'repeat-tests-call-a 'repeat-check-key nil)))
(let ((repeat-check-key nil))
(repeat-tests--check
"C-M-z b a c"
'((1 a) (1 b) (1 a)) "c")
(unwind-protect
(progn
(put 'repeat-tests-call-a 'repeat-check-key t)
(repeat-tests--check
"C-M-z b a c"
'((1 a)) "bac"))
(put 'repeat-tests-call-a 'repeat-check-key nil))))))
(ert-deftest repeat-tests-exit-key ()
(with-repeat-mode
(let ((repeat-echo-function 'ignore))
(let ((repeat-exit-key nil))
(repeat-tests--check
"C-x w a b a b RET c"
'((1 a) (1 b) (1 a) (1 b)) "\nc"))
(let ((repeat-exit-key [return]))
(repeat-tests--check
"C-x w a b a b <return> c"
'((1 a) (1 b) (1 a) (1 b)) "c")))))
(ert-deftest repeat-tests-keep-prefix ()
(with-repeat-mode
(let ((repeat-echo-function 'ignore))
(repeat-tests--check
"C-x w a b a b c"
'((1 a) (1 b) (1 a) (1 b)) "c")
(let ((repeat-keep-prefix nil))
(repeat-tests--check
"C-2 C-x w a b a b c"
'((2 a) (1 b) (1 a) (1 b)) "c")
(repeat-tests--check
"C-2 C-x w a C-3 c"
'((2 a)) "ccc"))
;; Fixed in bug#51281 and bug#55986
(let ((repeat-keep-prefix t))
;; Re-enable to take effect.
(repeat-mode -1) (repeat-mode +1)
(repeat-tests--check
"C-2 C-x w a b a b c"
'((2 a) (2 b) (2 a) (2 b)) "c")
;; (repeat-tests--check
;; "C-2 C-x w a C-1 C-2 b a C-3 C-4 b c"
;; '((2 a) (12 b) (12 a) (34 b)) "c")
))))
;; TODO: :tags '(:expensive-test) for repeat-exit-timeout
(provide 'repeat-tests)
;;; repeat-tests.el ends here
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