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[Emacs-diffs] master 76be8f2 1/2: Add test for bug #21824
From: |
Eli Zaretskii |
Subject: |
[Emacs-diffs] master 76be8f2 1/2: Add test for bug #21824 |
Date: |
Sat, 07 Nov 2015 18:06:10 +0000 |
branch: master
commit 76be8f28ebecaaa41551dad8e9f1eb43d646a715
Author: Noam Postavsky <address@hidden>
Commit: Eli Zaretskii <address@hidden>
Add test for bug #21824
* test/automated/buffer-tests.el: New file.
(overlay-modification-hooks-message-other-buf): New test.
---
test/automated/buffer-tests.el | 48 ++++++++++++++++++++++++++++++++++++++++
1 files changed, 48 insertions(+), 0 deletions(-)
diff --git a/test/automated/buffer-tests.el b/test/automated/buffer-tests.el
new file mode 100644
index 0000000..bb3c92d
--- /dev/null
+++ b/test/automated/buffer-tests.el
@@ -0,0 +1,48 @@
+;;; buffer-tests.el --- tests for buffer.c functions -*- lexical-binding: t -*-
+
+;; Copyright (C) 2015 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 <http://www.gnu.org/licenses/>.
+
+;;; Code:
+
+(require 'ert)
+
+(ert-deftest overlay-modification-hooks-message-other-buf ()
+ "Test for bug#21824.
+After a modification-hook has been run and there is an overlay in
+the *Messages* buffer, the message coalescing [2 times] wrongly
+runs the modification-hook of the overlay in the 1st buffer, but
+with parameters from the *Messages* buffer modification."
+ (let ((buf nil)
+ (msg-ov nil))
+ (with-temp-buffer
+ (insert "123")
+ (overlay-put (make-overlay 1 3)
+ 'modification-hooks
+ (list (lambda (&rest _)
+ (setq buf (current-buffer)))))
+ (goto-char 2)
+ (insert "x")
+ (unwind-protect
+ (progn
+ (setq msg-ov (make-overlay 1 1 (get-buffer-create "*Messages*")))
+ (message "a message")
+ (message "a message")
+ (should (eq buf (current-buffer))))
+ (when msg-ov (delete-overlay msg-ov))))))
+
+;;; buffer-tests.el ends here
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Eli Zaretskii <=