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<!DOCTYPE html>
<html>
<head>
<title>Test for Bug 1301290</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style type="text/css">
.blue, .green {
border: none;
box-sizing: border-box;
display: block;
width: 200px;
height: 100px;
overflow: scroll;
resize: both;
}
.blue {
background: blue;
}
.green {
background: green;
margin-top: -100px;
}
</style>
</head>
<body>
<div class="blue"></div>
<textarea class="green" id="textarea"></textarea>
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
addLoadEvent(() => SimpleTest.executeSoon(function() {
var textarea = $("textarea");
var rect = textarea.getBoundingClientRect();
synthesizeMouse(textarea, rect.width - 10, rect.height - 10, { type: "mousedown" });
synthesizeMouse(textarea, rect.width + 40, rect.height + 40, { type: "mousemove" });
synthesizeMouse(textarea, rect.width + 40, rect.height + 40, { type: "mouseup" });
var newrect = textarea.getBoundingClientRect();
ok(newrect.width > rect.width, "width did not increase");
ok(newrect.height > rect.height, "height did not increase");
SimpleTest.finish();
}));
</script>
</body>
</html>
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