servo/tests/wpt/css-tests/cssom-view-1_dev/xhtml1/htmlelement-offset-width-001.xht

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head>
<title>CSSOM View - 7 - element.offsetWidth detatches correctly</title>
<link href="mailto:michael@notriddle.com" rel="author" title="Michael Howell" />
<link href="https://drafts.csswg.org/cssom-view-1/#dom-htmlelement-offsetwidth" rel="help" />
<meta content="dom" name="flags" />
<meta content="element.offsetWidth returns 0 when there is no documentElement." name="assert" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="myDiv">...</div>
<div id="log"></div>
<script>
test(function() {
// These asserts need to be in this order to trigger a bug in Servo.
var el = document.createElement("div");
el.appendChild(document.createTextNode("..."));
assert_equals(el.offsetWidth, 0, "new element has offset width not equal to zero");
assert_not_equals(document.getElementById("myDiv"), 0, "element with content has offset width equal to zero");
document.documentElement.remove();
assert_equals(el.offsetWidth, 0, "new element has offset width not equal to zero after removing documentElement");
});
</script>
</body></html>