8 transform: translateZ(0);
17 background-color: red;
26 background-color: green;
42 if (window.testRunner) {
43 testRunner.dumpAsTextWithPixelResults();
44 testRunner.waitUntilDone();
47 window.addEventListener('load', function() {
48 if (window.testRunner) {
49 document.getElementById("layertree").innerText = window.internals.layerTreeAsText(document);
50 testRunner.notifyDone();
56 <!-- container has empty bounds, but is composited -->
58 <!-- this red square should not appear over the green square -->
62 <!-- This green square should composite because it overlaps the red one -->
63 <div id="green"></div>
65 <pre id="layertree"></pre>