mozilla-central/testing/web-platform/tests/css/css-transforms/perspective-zero.html

Source code

Revision control

Copy as Markdown

Other Tools

Test Info:

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Test: transform: perspective(0)</title>
<link rel="author" title="Xidorn Quan" href="https://www.upsuper.org">
<link rel="author" title="Mozilla" href="https://www.mozilla.org">
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<link rel="author" title="Google" href="http://www.google.com/">
<meta name="assert" content="perspective(0) should be clamped to 1px">
<link rel="match" href="reference/green.html">
<style>
#cover-me {
width: 100px;
height: 100px;
background: red;
position: relative;
margin-bottom: -100px;
}
#test {
background: green;
transform-origin: top left;
width: 50px;
height: 50px;
/* perspective(0) should be treated as perspective(1px), which should
* cause this box to be much larger. */
transform: perspective(0) translateZ(0.5px);
}
</style>
<p>Pass if there is NO red below:</p>
<div id="cover-me"></div><div id="test"></div>