gecko-dev/layout/reftests/flexbox/flexbox-dyn-changeOrder-1b....

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HTML

<!DOCTYPE html>
<!--
Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/
-->
<!--
This test checks that we repaint, when a flex item is brought towards
the viewer in the stacking-order, without moving in the "x" or "y"
dimensions onscreen, using the "order" and "left" properties.
This test should end up rendering as a lime square, 100px by 100px.
-->
<html class="reftest-wait">
<head>
<style>
#container {
display: flex;
}
#container > * {
width: 100px;
height: 100px;
position: relative;
}
#a {
background-color: red;
}
#b {
background-color: lime;
}
.foreground {
order: 1;
left: -100px;
}
</style>
<script>
function tweak() {
var a = document.getElementById("a");
var b = document.getElementById("b");
a.classList.remove("foreground");
b.classList.add("foreground");
document.documentElement.removeAttribute("class");
}
window.addEventListener("MozReftestInvalidate", tweak, false);
</script>
</head>
<body>
<div id="container">
<div id="a" class="foreground"></div>
<div id="b"></div>
</div>
</body>
</html>