editor/libeditor/text/tests/test_bug471722.html@6474c204b198
editor/libeditor/text/tests/test_bug471722.html
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
1 <!DOCTYPE HTML>
2 <!-- This Source Code Form is subject to the terms of the Mozilla Public
3 - License, v. 2.0. If a copy of the MPL was not distributed with this
4 - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
5 <html>
6 <!--
7 https://bugzilla.mozilla.org/show_bug.cgi?id=471722
8 -->
10 <head>
11 <title>Test for Bug 471722</title>
12 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
13 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
14 <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
15 </head>
17 <body onload="doTest();">
18 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=471722">Mozilla Bug 471722</a>
19 <p id="display"></p>
20 <div id="content" style="display: none">
21 </div>
23 <pre id="test">
24 <script type="application/javascript">
26 /** Test for Bug 471722 **/
28 SimpleTest.waitForExplicitFinish();
30 function doTest() {
31 var t1 = $("t1");
32 var editor = null;
34 if (t1 instanceof SpecialPowers.Ci.nsIDOMNSEditableElement)
35 editor = SpecialPowers.wrap(t1).editor;
36 ok(editor, "able to get editor for the element");
37 t1.focus();
38 t1.select();
40 try {
42 // Cut the initial text in the textbox
43 ok(editor.canCut(), "can cut text");
44 editor.cut();
45 is(t1.value, "", "initial text was removed");
47 // So now we will have emptied the textfield
48 // and the editor will have created a bogus node
49 // Check the transaction is in the undo stack...
50 var t1Enabled = {};
51 var t1CanUndo = {};
52 editor.canUndo(t1Enabled, t1CanUndo);
53 ok(t1CanUndo.value, "undo is enabled");
55 // Undo the cut
56 editor.undo(1);
57 is(t1.value, "minefield", "text reinserted");
59 // So now, the cut should be in the redo stack,
60 // so executing the redo will clear the text once again
61 // and reinsert the bogus node that was removed after undo.
62 // This will require the editor to figure out that we have a
63 // bogus node again...
64 var t1CanRedo = {};
65 editor.canRedo(t1Enabled, t1CanRedo);
66 ok(t1CanRedo.value, "redo is enabled");
67 editor.redo(1);
69 // Did the editor notice a bogus node reappeared?
70 is(t1.value, "", "editor found bogus node");
71 } catch (e) {
72 ok(false, "test failed with error "+e);
73 }
74 SimpleTest.finish();
75 }
76 </script>
77 </pre>
79 <input type="text" value="minefield" id="t1" />
80 </body>
81 </html>
