<!DOCTYPE html><!-- webkit-test-runner [ experimental:WebAnimationsCSSIntegrationEnabled=true ] -->
<body>
<pre id="results"></pre>
<div id="target" style="width: 100px; height: 100px; background-color: black;"></div>
<script>

if (window.testRunner) {
    testRunner.waitUntilDone();
    testRunner.dumpAsText();
}

const target = document.getElementById("target");
target.style.opacity = "0.5";
target.style.marginLeft = "100px";
setTimeout(() => {
    target.style.removeProperty("opacity");
    target.style.removeProperty("margin-left");
    target.style.transitionProperty = "margin-left opacity";
    target.style.transitionDuration = "1s";
    requestAnimationFrame(() => {
        if (window.internals)
            document.getElementById("results").innerText = internals.layerTreeAsText(document);
        if (window.testRunner)
            testRunner.notifyDone();
    });
});

</script>
</body>