khronosschoty
/
palemoon-dev


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en" reftest-async-scroll>
<meta charset="utf-8">
<title>Moving a layer in a box with a rounded clip shouldn't invalidate.</title>

<style>

#scrollbox {
  position: absolute;
  top: 50px;
  left: 50px;
  width: 300px;
  height: 200px;
  background-color: #DDD;
  overflow: auto;
  border-radius: 10px;
}

#scrollable {
  width: 600px;
}

#scrolledLayer {
  margin-top: 50px;
  margin-left: 100px;
  box-model: border-box;
  border: 1px solid lime;
  width: 100px;
  height: 100px;
}

</style>

<body>

<div id="scrollbox" reftest-displayport-x="0"
                    reftest-displayport-y="0"
                    reftest-displayport-w="300"
                    reftest-displayport-h="200">
  <div id="scrollable">
    <div id="scrolledLayer" class="reftest-no-paint"></div>
  </div>
</div>

<script>

var scrollbox = document.getElementById("scrollbox");

function doTest() {
  scrollbox.scrollLeft = 0;
  document.documentElement.removeAttribute("class");
}

// Make #scrollbox have active scrolling
scrollbox.scrollLeft = 60;
scrollbox.offsetLeft;
scrollbox.scrollLeft = 40;
scrollbox.offsetLeft;

document.addEventListener("MozReftestInvalidate", doTest, false);

</script>