<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="../resources/js-test.js"></script>
</head>
<body>
<script>

description("Test that the window.navigator.xr wrapper preserves custom properties.");
jsTestIsAsync = true;

shouldBeUndefined("window.navigator.xr.customProperty");
evalAndLog("window.navigator.xr.customProperty = 1");
shouldBe("window.navigator.xr.customProperty", "1");
gc();
shouldBe("window.navigator.xr.customProperty", "1");

onload = function() {
    gc();
    shouldBe("window.navigator.xr.customProperty", "1");
    setTimeout(checkAndFinish, 0);
}

function checkAndFinish() {
    gc();
    shouldBe("window.navigator.xr.customProperty", "1");
    finishJSTest();
}

</script>
</body>
</html>