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Test Info:
<!DOCTYPE html>
<!-- Any copyright is dedicated to the Public Domain.
<html class="reftest-wait">
<script>
function runTest() {
// Both Chrome and Safari add the 'open' attribute to the details element.
// Firefox has the same behavior.
var details = document.getElementById("details");
var summary = document.getElementById("summary");
document.body.addEventListener("click", function () {
// Change summary to display: none in capturing phase.
summary.style.display = "none";
}, true);
summary.dispatchEvent(new MouseEvent("click"));
document.documentElement.removeAttribute("class");
}
</script>
<body onload="runTest();">
<details id="details">
<summary id="summary">Summary</summary>
<p>This is the details.</p>
</details>
</body>
</html>