Merge 'master' into noverlay

1 files changed, 74 insertions, 0 deletions

diff --git a/test/src/keyboard-tests.el b/test/src/keyboard-tests.el
new file mode 100644
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+++ b/test/src/keyboard-tests.el
@@ -0,0 +1,74 @@
+;;; keyboard-tests.el --- Tests for keyboard.c -*- lexical-binding: t -*-
+
+;; Copyright (C) 2017-2022 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/>.
+
+;;; Code:
+
+(require 'ert)
+
+(ert-deftest keyboard-unread-command-events ()
+  "Test `unread-command-events'."
+  (let ((unread-command-events nil))
+    (should (equal (progn (push ?\C-a unread-command-events)
+                          (read-event nil nil 1))
+                   ?\C-a))
+    (should (equal (progn (run-with-timer
+                           1 nil
+                           (lambda () (push '(t . ?\C-b) unread-command-events)))
+                          (read-event nil nil 2))
+                   ?\C-b))))
+
+(ert-deftest keyboard-lossage-size ()
+  "Test `lossage-size'."
+  (let ((min-value 100)
+        (lossage-orig (lossage-size)))
+    (dolist (factor (list 1 3 4 5 10 7 3))
+      (let ((new-lossage (* factor min-value)))
+        (should (= new-lossage (lossage-size new-lossage)))))
+    ;; Wrong type
+    (should-error (lossage-size -5))
+    (should-error (lossage-size "200"))
+    ;; Less that minimum value
+    (should-error (lossage-size (1- min-value)))
+    (should (= lossage-orig (lossage-size lossage-orig)))))
+
+;; FIXME: This test doesn't currently work :-(
+;; (ert-deftest keyboard-tests--echo-keystrokes-bug15332 ()
+;;   (let ((msgs '())
+;;         (unread-command-events nil)
+;;         (redisplay--interactive t)
+;;         (echo-keystrokes 2))
+;;     (setq unread-command-events '(?\C-u))
+;;     (let* ((timer1
+;; 	    (run-with-timer 3 1
+;; 			    (lambda ()
+;; 			      (setq unread-command-events '(?5)))))
+;; 	   (timer2
+;; 	    (run-with-timer 2.5 1
+;; 			    (lambda ()
+;; 			      (push (current-message) msgs)))))
+;;       (run-with-timer 5 nil
+;; 	              (lambda ()
+;; 	                (cancel-timer timer1)
+;; 	                (cancel-timer timer2)
+;; 	                (throw 'exit msgs)))
+;;       (recursive-edit)
+;;       (should (equal msgs '("C-u 55-" "C-u 5-" "C-u-"))))))
+
+(provide 'keyboard-tests)
+;;; keyboard-tests.el ends here