t {startViewTransition} from "../../src/index.js";

            const box = document.querySelector("#box");
            const transition = startViewTransition(
                {update: () => {
                box.classList.add("on");
            }});
            testViewTransition(transition, ["boxy"], result => result.filter(
                    ({text, name}) => name === "boxy" && text == "group").map(o => o.width)
            , [300, 375, 400]);

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