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Test Info:

<!DOCTYPE HTML>
<html id="d9" style="width:800px; height:1000px">
<head>
<title>Tests for getClientRects/getBoundingClientRect</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
</head>
<body style="margin:0" onload="doTest()">
<script>
function isWithinEps(v1, v2, eps, msg) {
if (eps) {
ok(Math.abs(v1 - v2) < eps, msg + " (within " + eps + "); got " + v1 + ", expected " + v2);
} else {
is(v1, v2, msg);
}
}
function checkRect(clientRect, r, eps, exprMsg, restMsg) {
isWithinEps(clientRect.left, r[0], eps, exprMsg + ".left" + restMsg);
isWithinEps(clientRect.top, r[1], eps, exprMsg + ".top" + restMsg);
isWithinEps(clientRect.right, r[2], eps, exprMsg + ".right" + restMsg);
isWithinEps(clientRect.bottom, r[3], eps, exprMsg + ".bottom" + restMsg);
isWithinEps(clientRect.width, r[2] - r[0], eps, exprMsg + ".width" + restMsg);
isWithinEps(clientRect.height, r[3] - r[1], eps, exprMsg + ".height" + restMsg);
}
function doc(id) {
return document.getElementById(id).contentDocument;
}
function checkElement(id, list, eps, doc) {
var e = (doc || document).getElementById(id);
var clientRects = e.getClientRects();
ok(!(clientRects instanceof e.ownerDocument.defaultView.Array),
"getClientRects retval should not have Array.prototype on its proto chain");
is(clientRects.length, list.length, "getClientRects().length for element '" + id + "'");
var bounds = list.length > 0 ? list[0] : [0,0,0,0];
for (var i = 0; i < clientRects.length && i < list.length; ++i) {
var r = list[i];
r[2] += r[0];
r[3] += r[1];
checkRect(clientRects[i], r, eps, "getClientRects()[" + i + "]", " for element '" + id + "'");
if (r[2] != r[0] && r[3] != r[1]) {
bounds[0] = Math.min(bounds[0], r[0]);
bounds[1] = Math.min(bounds[1], r[1]);
bounds[2] = Math.max(bounds[2], r[2]);
bounds[3] = Math.max(bounds[3], r[3]);
}
}
checkRect(e.getBoundingClientRect(), bounds, eps, "getBoundingClientRect()", " for element '" + id + "'");
}
</script>
<!-- Simple case -->
<div id="d1" style="position:absolute; left:50px; top:50px; width:20px; height:30px; background:pink;"></div>
<!-- Multiple boxes -->
<div style="position:absolute; left:50px; top:100px; width:400px; height:100px; column-count:2; column-gap:0">
<div id="d2">
<div style="width:200px; height:100px; background:yellow"></div>
<div style="width:200px; height:100px; background:lime"></div>
</div>
</div>
<!-- No boxes -->
<div id="d3" style="display:none"></div>
<!-- Element in transform -->
<div style="-moz-transform:translate(50px, 50px); transform:translate(50px,50px); position:absolute; left:0; top:200px">
<div id="d4" style="width:50px; height:50px; background:blue;"></div>
</div>
<svg style="position:absolute; left:50px; top:300px; width:100px; height:100px;">
<!-- Element in SVG foreignobject -->
<foreignObject x="20" y="30" width="40" height="40">
<div id="d5" style="width:40px; height:40px; background:pink;"></div>
</foreignObject>
<!-- SVG Element -->
<circle id="s1" cx="60" cy="60" r="10" fill="yellow"/>
</svg>
<!-- Element in transform with bounding-box -->
<div style="-moz-transform:rotate(45deg); transform:rotate(45deg); position:absolute; left:50px; top:450px; width:100px; height:100px;">
<div id="d6" style="width:100px; height:100px; background:orange;"></div>
</div>
<!-- Element in two transforms; we should combine transforms instead of taking bounding-box twice -->
<div style="-moz-transform:rotate(45deg); transform:rotate(45deg); position:absolute; left:50px; top:550px; width:100px; height:100px;">
<div style="-moz-transform:rotate(-45deg); transform:rotate(-45deg); width:100px; height:100px;">
<div id="d7" style="width:100px; height:100px; background:lime;"></div>
</div>
</div>
<!-- Fixed-pos element -->
<div id="d8" style="position:fixed; left:50px; top:700px; width:100px; height:100px; background:gray;"></div>
<!-- Root element; see d9 -->
<!-- Element in iframe -->
<iframe id="f1" style="position:absolute; left:300px; top:0; width:100px; height:200px; border:none"
srcdoc="<div id='d10' style='position:absolute; left:0; top:25px; width:100px; height:100px; background:cyan'>">
</iframe>
<!-- Root element in iframe -->
<iframe id="f2" style="position:absolute; left:300px; top:250px; width:100px; height:200px; border:none"
srcdoc="<html id='d11' style='width:100px; height:100px; background:magenta'>">
</iframe>
<!-- Fixed-pos element in iframe -->
<iframe id="f3" style="position:absolute; left:300px; top:400px; border:none"
srcdoc="<div id='d12' style='position:fixed; left:0; top:0; width:100px; height:100px;'>"></iframe>
<script>
function doTest() {
checkElement("d1", [[50,50,20,30]]);
checkElement("d2", [[50,100,200,100],[250,100,200,100]]);
checkElement("d3", []);
checkElement("d4", [[50,250,50,50]]);
checkElement("d5", [[70,330,40,40]]);
checkElement("s1", [[100,350,20,20]], 0.1);
var sqrt2 = Math.sqrt(2);
checkElement("d6", [[100 - 50*sqrt2,500 - 50*sqrt2,100*sqrt2,100*sqrt2]], 0.1);
checkElement("d7", [[50,550,100,100]]);
checkElement("d8", [[50,700,100,100]]);
checkElement("d9", [[0,0,800,1000]]);
checkElement("d10", [[0,25,100,100]], 0, doc("f1"));
checkElement("d11", [[0,0,100,100]], 0, doc("f2"));
checkElement("d12", [[0,0,100,100]], 0, doc("f3"));
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
</script>
<p id="display"></p>
<div id="content" style="display: none">
</div>
</body>
</html>