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<!DOCTYPE html>
<html>
<body>
<div id="container">
<p id="description"></p>
<p>To test manually, place the cursor after 'o' in 'word' and delete it character by character. Do ctrl+z. On Mac, 'word' should be selected. On other platforms 'word' should not be selected and the cursor should be placed after 'o' in 'word'.</p>
<div id="test" style="border: 2px solid red;" contenteditable>This wo<b>rd </b>should be selected only on mac.</div>
</div>
<div id="console"></div>
<script src="../../resources/js-test.js"></script>
<script>
description('Verifies the selection behavior on undoing a text deletion.');
var sampleHTML = 'This wo<b>rd </b>should be selected only on mac.';
var selectionNode = document.getElementById('test').firstChild; // Text node 'This wo'
var selectionOffset = selectionNode.length;
var endNodeMac = document.getElementById('test').childNodes[1].firstChild; // Text node 'rd '
var endOffsetMac = endNodeMac.length - 1;
var startOffsetMac = selectionNode.data.indexOf(' ')+1;
var selection = window.getSelection();
function $(id) { return document.getElementById(id); }
function undoTest(platform, expectedStartNode, expectedStartOffset, expectedEndNode, expectedEndOffset, selectedText) {
debug(platform);
internals.settings.setEditingBehavior(platform);
selection.collapse(selectionNode, selectionOffset);
for (var i = 0; i < 2; i++)
document.execCommand('delete');
for (var i = 0; i < 2; i++)
document.execCommand('forwarddelete');
document.execCommand('undo');
shouldBeEqualToString('selection.anchorNode.data', expectedStartNode.data);
shouldBe('selection.anchorOffset', expectedStartOffset + '');
shouldBeEqualToString('selection.focusNode.data', expectedEndNode.data);
shouldBe('selection.focusOffset', expectedEndOffset + '');
shouldBeEqualToString('selection.toString()', selectedText);
shouldBeEqualToString('$("test").innerHTML', sampleHTML);
}
if (window.internals) {
undoTest('mac', selectionNode, startOffsetMac, endNodeMac, endOffsetMac, 'word');
undoTest('win', selectionNode, selectionOffset, selectionNode, selectionOffset, '');
undoTest('unix', selectionNode, selectionOffset, selectionNode, selectionOffset, '');
undoTest('android', selectionNode, selectionOffset, selectionNode, selectionOffset, '');
}
if (window.testRunner)
document.getElementById('container').outerHTML = '';
</script>
</body>
</html>
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