<!DOCTYPE html>
<html>
<head>
<title>CSS Flexbox: Stretch after sibling size is changed</title>
<link rel="help" href="https://drafts.csswg.org/css-flexbox/#flex-property">
<link href="support/flexbox.css" rel="stylesheet">
<meta name="assert" content="This test ensures that flexbox stretches flex items
after a flex item height is changed.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script>
window.onload = function()
{
    document.getElementById("a").style.height = "20px";
    checkLayout(".flexbox");
};
</script>
</head>
<body>
<div id=log></div>
<div data-expected-width="100" data-expected-height="20" class="flexbox" style="width: 100px">
    <div id=a class="flex-one" data-expected-width="50" data-expected-height="20" style="background-color: blue; height: 30px;"></div>
    <div id=b class="flex-one" data-expected-width="50" data-expected-height="20" style="background-color: green"></div>
</div>
</body>
</html>
