<script src="../include.js"></script>
<script>
    asyncTest((done) => {
        let handler = function() {
            println("PASS");

            window.navigation.removeEventListener("navigate", handler);
            history.pushState({}, null, "pushState-navigation-event.html");
            done();
        };
        window.navigation.addEventListener("navigate", handler);
        history.pushState({}, null, "?ok");
    });
</script>