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extend.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>Selection extend tests</title>
<script type="text/javascript" src="../external/log4javascript.js"></script>
<script type="text/javascript">
var appender = new log4javascript.InPageAppender();
//log4javascript.getRootLogger().addAppender(appender);
var log = log4javascript.getRootLogger();
log4javascript.setShowStackTraces(true);
log4javascript.setEnabled(false);
</script>
<script type="text/javascript" src="xntest.js"></script>
<script type="text/javascript" src="testutils.js"></script>
<script type="text/javascript">
xn.test.enableStackTraces = true;
</script>
<script type="text/javascript">
function createBackwardsSelection() {
var range = document.createRange();
var textNode = document.getElementById(sel).firstChild;
range.setStart(textNode, 13);
range.setEnd(textNode, 13);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 5);
return sel;
}
xn.test.suite("Selection.extend tests", function(s) {
s.test("Create forwards selection with extend", function(t) {
var range = document.createRange();
var textNode = document.getElementById("sel").firstChild;
range.setStart(textNode, 5);
range.setEnd(textNode, 5);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 13);
t.assertEquivalent(sel.anchorNode, textNode);
t.assertEquivalent(sel.anchorOffset, 5);
t.assertEquivalent(sel.focusNode, textNode);
t.assertEquivalent(sel.focusOffset, 13);
});
s.test("Create backwards selection with extend", function(t) {
var range = document.createRange();
var textNode = document.getElementById("sel").firstChild;
range.setStart(textNode, 13);
range.setEnd(textNode, 13);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 5);
t.assertEquivalent(sel.anchorNode, textNode);
t.assertEquivalent(sel.anchorOffset, 13);
t.assertEquivalent(sel.focusNode, textNode);
t.assertEquivalent(sel.focusOffset, 5);
});
s.test("collapseToStart with forwards selection", function(t) {
var range = document.createRange();
var textNode = document.getElementById("sel").firstChild;
range.setStart(textNode, 5);
range.setEnd(textNode, 5);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 13);
sel.collapseToStart();
t.assertEquivalent(sel.anchorNode, textNode);
t.assertEquivalent(sel.anchorOffset, 5);
t.assertEquivalent(sel.focusNode, textNode);
t.assertEquivalent(sel.focusOffset, 5);
});
s.test("collapseToStart with backwards selection", function(t) {
var range = document.createRange();
var textNode = document.getElementById("sel").firstChild;
range.setStart(textNode, 13);
range.setEnd(textNode, 13);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 5);
sel.collapseToStart();
t.assertEquivalent(sel.anchorNode, textNode);
t.assertEquivalent(sel.anchorOffset, 13);
t.assertEquivalent(sel.focusNode, textNode);
t.assertEquivalent(sel.focusOffset, 13);
});
s.test("collapseToEnd with backwards selection", function(t) {
var range = document.createRange();
var textNode = document.getElementById("sel").firstChild;
range.setStart(textNode, 13);
range.setEnd(textNode, 13);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 5);
sel.collapseToEnd();
t.assertEquivalent(sel.anchorNode, textNode);
t.assertEquivalent(sel.anchorOffset, 5);
t.assertEquivalent(sel.focusNode, textNode);
t.assertEquivalent(sel.focusOffset, 5);
});
s.test("collapseToStart with backwards selection", function(t) {
window.setTimeout(function() {
var range = document.createRange();
var textNode = document.getElementById("sel").firstChild;
range.setStart(textNode, 13);
range.setEnd(textNode, 13);
var sel = window.getSelection();
sel.removeAllRanges();
sel.addRange(range);
sel.extend(textNode, 5);
document.getElementById("sel").focus();
}, 1000)
});
});
</script>
<link rel="stylesheet" type="text/css" href="tests.css"/>
</head>
<body>
<div id="test"></div>
<div id="messages"></div>
<div id="sel" contenteditable="true">This contains the selection</div>
</body>
</html>