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comparison: editor/libeditor/text/tests/test_bug471722.html
editor/libeditor/text/tests/test_bug471722.html
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| 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 --> | |
| 9 | |
| 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> | |
| 16 | |
| 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> | |
| 22 | |
| 23 <pre id="test"> | |
| 24 <script type="application/javascript"> | |
| 25 | |
| 26 /** Test for Bug 471722 **/ | |
| 27 | |
| 28 SimpleTest.waitForExplicitFinish(); | |
| 29 | |
| 30 function doTest() { | |
| 31 var t1 = $("t1"); | |
| 32 var editor = null; | |
| 33 | |
| 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(); | |
| 39 | |
| 40 try { | |
| 41 | |
| 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"); | |
| 46 | |
| 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"); | |
| 54 | |
| 55 // Undo the cut | |
| 56 editor.undo(1); | |
| 57 is(t1.value, "minefield", "text reinserted"); | |
| 58 | |
| 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); | |
| 68 | |
| 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> | |
| 78 | |
| 79 <input type="text" value="minefield" id="t1" /> | |
| 80 </body> | |
| 81 </html> |
