New command emacs-news-toggle-tag

* lisp/textmodes/emacs-news-mode.el (emacs-news-toggle-tag): New
command.
(emacs-news-mode-map): Bind above new command to "C-c C-t".
* test/lisp/textmodes/emacs-news-mode-resources/toggle-tag.erts:
* test/lisp/textmodes/emacs-news-mode-tests.el: New files.

2 files changed, 163 insertions, 0 deletions

diff --git a/test/lisp/textmodes/emacs-news-mode-resources/toggle-tag.erts b/test/lisp/textmodes/emacs-news-mode-resources/toggle-tag.erts
new file mode 100644
index 00000000000..63c3b1b7d8a
--- /dev/null
+++ b/test/lisp/textmodes/emacs-news-mode-resources/toggle-tag.erts
@@ -0,0 +1,131 @@
+Name: tag1
+Point-Char: |
+
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+|Before, that binding was only available with 'dired-x'.
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+---
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+|Before, that binding was only available with 'dired-x'.
+=-=-=
+
+Name: tag2
+Point-Char: |
+
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+---
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+|Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
++++
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+|Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=-=
+
+Name: tag3
+Point-Char: |
+
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
++++
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+|Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+|Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=-=
+
+Name: tag4-point-at-headline
+Point-Char: |
+
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+|*** 'M-G' is now bound to 'dired-goto-subdir'.
+Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+---
+|*** 'M-G' is now bound to 'dired-goto-subdir'.
+Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=-=
+
+Name: tag5-point-at-tag
+Point-Char: |
+
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+|---
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+|+++
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=-=
+
+Name: tag6-point-at-tag
+Point-Char: |
+
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+|+++
+*** 'M-G' is now bound to 'dired-goto-subdir'.
+Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=
++++
+*** 'dired-do-relsymlink-regexp' moved from dired-x to dired.
+The corresponding key "% Y" is now bound by default in Dired.
+
+|*** 'M-G' is now bound to 'dired-goto-subdir'.
+Before, that binding was only available if the 'dired-x' package was
+loaded.
+=-=-=
diff --git a/test/lisp/textmodes/emacs-news-mode-tests.el b/test/lisp/textmodes/emacs-news-mode-tests.el
new file mode 100644
index 00000000000..d2da5eda906
--- /dev/null
+++ b/test/lisp/textmodes/emacs-news-mode-tests.el
@@ -0,0 +1,32 @@
+;;; emacs-news-mode-tests.el --- Tests for emacs-news-mode.el  -*- lexical-binding: t -*-
+
+;; Copyright (C) 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)
+(require 'ert-x)
+(require 'emacs-news-mode)
+
+(ert-deftest emacs-news-toggle-tag ()
+  (ert-test-erts-file (ert-resource-file "toggle-tag.erts")
+                      (lambda ()
+                        (emacs-news-mode)
+                        (emacs-news-toggle-tag))))
+
+;;; emacs-news-mode-tests.el ends here