Bug 471722 - Plaintext editor redo handling code looks for incorrect type of bogus node; test; r=peterv

CLOSED TREE (test only)
2009-02-14 20:32:22 +01:00 · 2009-02-14 20:32:22 +01:00 · 26e202ac7f
--- a/editor/libeditor/text/Makefile.in
+++ b/editor/libeditor/text/Makefile.in
@ -42,6 +42,10 @@ VPATH		= @srcdir@

 include $(DEPTH)/config/autoconf.mk

+ifdef ENABLE_TESTS
+DIRS            += tests
+endif
+
 MODULE		= editor
 LIBRARY_NAME	= texteditor_s
 LIBXUL_LIBRARY	= 1
--- a/editor/libeditor/text/tests/Makefile.in
+++ b/editor/libeditor/text/tests/Makefile.in
@ -0,0 +1,53 @@
+#
+# ***** BEGIN LICENSE BLOCK *****
+# Version: MPL 1.1/GPL 2.0/LGPL 2.1
+#
+# The contents of this file are subject to the Mozilla Public License Version
+# 1.1 (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+# http://www.mozilla.org/MPL/
+#
+# Software distributed under the License is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+# for the specific language governing rights and limitations under the
+# License.
+#
+# The Original Code is mozilla.org code.
+#
+# The Initial Developer of the Original Code is
+# Mozilla Corporation.
+# Portions created by the Initial Developer are Copyright (C) 2009
+# the Initial Developer. All Rights Reserved.
+#
+# Contributor(s):
+#
+# Alternatively, the contents of this file may be used under the terms of+
+# either of the GNU General Public License Version 2 or later (the "GPL"),
+# or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+# in which case the provisions of the GPL or the LGPL are applicable instead
+# of those above. If you wish to allow use of your version of this file only
+# under the terms of either the GPL or the LGPL, and not to allow others to
+# use your version of this file under the terms of the MPL, indicate your
+# decision by deleting the provisions above and replace them with the notice
+# and other provisions required by the GPL or the LGPL. If you do not delete
+# the provisions above, a recipient may use your version of this file under
+# the terms of any one of the MPL, the GPL or the LGPL.
+#
+# ***** END LICENSE BLOCK *****
+
+DEPTH		= ../../../..
+topsrcdir	= @top_srcdir@
+srcdir		= @srcdir@
+VPATH		= @srcdir@
+relativesrcdir  = editor/libeditor/text/tests
+
+include $(DEPTH)/config/autoconf.mk
+include $(topsrcdir)/config/rules.mk
+
+_TEST_FILES = \
+		test_bug471722.html \
+		$(NULL)
+
+libs:: $(_TEST_FILES)
+	$(INSTALL) $(foreach f,$^,"$f") $(DEPTH)/_tests/testing/mochitest/tests/$(relativesrcdir)
+
--- a/editor/libeditor/text/tests/test_bug471722.html
+++ b/editor/libeditor/text/tests/test_bug471722.html
@ -0,0 +1,116 @@
+<!DOCTYPE HTML>
+<!-- ***** BEGIN LICENSE BLOCK *****
+   - Version: MPL 1.1/GPL 2.0/LGPL 2.1
+   -
+   - The contents of this file are subject to the Mozilla Public License Version
+   - 1.1 (the "License"); you may not use this file except in compliance with
+   - the License. You may obtain a copy of the License at
+   - http://www.mozilla.org/MPL/
+   -
+   - Software distributed under the License is distributed on an "AS IS" basis,
+   - WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+   - for the specific language governing rights and limitations under the
+   - License.
+   -
+   - The Original Code is Plaintext Editor Test code
+   -
+   - The Initial Developer of the Original Code is
+   - Graeme McCutcheon <graememcc_firefox@graeme-online.co.uk>.
+   - Portions created by the Initial Developer are Copyright (C) 2009
+   - the Initial Developer. All Rights Reserved.
+   -
+   - Contributor(s):
+   -
+   -
+   - Alternatively, the contents of this file may be used under the terms of
+   - either the GNU General Public License Version 2 or later (the "GPL"), or
+   - the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+   - in which case the provisions of the GPL or the LGPL are applicable instead
+   - of those above. If you wish to allow use of your version of this file only
+   - under the terms of either the GPL or the LGPL, and not to allow others to
+   - use your version of this file under the terms of the MPL, indicate your
+   - decision by deleting the provisions above and replace them with the notice
+   - and other provisions required by the GPL or the LGPL. If you do not delete
+   - the provisions above, a recipient may use your version of this file under
+   - the terms of any one of the MPL, the GPL or the LGPL.
+   -
+   - ***** END LICENSE BLOCK ***** -->
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=471722
+-->
+
+<head>
+  <title>Test for Bug 471722</head>
+  <script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
+  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+  <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>  
+</head>
+
+<body onload="doTest();">
+  <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=471722">Mozilla Bug 471722</a>
+  <p id="display"></p>
+  <div id="content" style="display: none">
+  </div>
+
+  <pre id="test">
+    <script type="application/javascript">
+
+      /** Test for Bug 471722 **/
+    
+      SimpleTest.waitForExplicitFinish();
+
+      function doTest() {
+        var t1 = $("t1");
+        var editor = null;
+
+        netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
+        if (t1 instanceof Components.interfaces.nsIDOMNSEditableElement)
+          editor = t1.editor;
+        ok(editor, "able to get editor for the element");
+        t1.focus();
+        t1.select();
+
+        try {
+
+          // Cut the initial text in the textbox
+          ok(editor.canCut(), "can cut text");
+          editor.cut();
+          is(t1.value, "", "initial text was removed");
+ 
+          // So now we will have emptied the textfield
+          // and the editor will have created a bogus node
+          // Check the transaction is in the undo stack...
+          var t1Enabled = {};
+          var t1CanUndo = {};
+          editor.canUndo(t1Enabled, t1CanUndo);
+          ok(t1CanUndo.value, "undo is enabled");
+
+          // Undo the cut
+          editor.undo(1);
+          is(t1.value, "minefield", "text reinserted");
+
+          // So now, the cut should be in the redo stack,
+          // so executing the redo will clear the text once again
+          // and reinsert the bogus node that was removed after undo.
+          // This will require the editor to figure out that we have a
+          // bogus node again...
+          var t1CanRedo = {};
+          editor.canRedo(t1Enabled, t1CanRedo);
+          ok(t1CanRedo.value, "redo is enabled");
+          editor.redo(1);
+
+          // Did the editor notice a bogus node reappeared?
+          is(t1.value, "", "editor found bogus node");
+       } catch (e) {
+         ok(false, "test failed with error "+e);
+       }
+       SimpleTest.finish();
+     }
+   </script>
+  </pre>
+
+  <input type="text" value="minefield" id="t1" />
+</body>
+</html>