collapse.htm
<!DOCTYPE HTML>
<meta charset=utf-8>
<title>Selection: Collapse the selection using collapse()</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
window.onload = function() {
test(function() {
var selection = window.getSelection();
var p1 = document.getElementById("p1");
var range = document.createRange();
range.selectNode(p1);
selection.addRange(range);
selection.collapse(p1, 0);
assert_equals(selection.anchorNode, p1);
assert_equals(selection.anchorOffset, 0);
assert_equals(selection.focusNode, p1);
assert_equals(selection.focusOffset, 0);
assert_equals(selection.isCollapsed, true);
assert_equals(selection.rangeCount, 1);
assert_equals(selection.toString(), "");
});
};
</script>
<div id=log></div>
<p id="p1">Add a range to the selection</p>
</body>
</html>