<!doctype html>
<meta charset=utf-8>
<title>Test for Bug 1808352</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<div id=log></div>
<div id="testnode"></div>
<script>
var w;
function loadedFrame() {
    var node = document.getElementById("testnode");
    w.document.adoptNode(node);
    document.adoptNode(node);
    var res;
    // Use a loop to ensure the JITs optimize the `id` getter access.
    for (var i = 0; i < 10_000; i++) {
        res = node.id;
    }
    is(res, "testnode", "expected node id");
    w.close();
    SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
// Open a popup window, so it'll be same origin, but cross compartment.
w = window.open("file_bug1808352b_frame.html", "_blank");
</script>
