Function handler

tests/sync/test_har.py:298–304

(route: Route)

    page = context.new_page()

    def handler(route: Route) -> None:
        assert route.request.url == "http://no.playwright/"
        route.fulfill(
            status=200,
            content_type="text/html",
            body='<script src="./script.js"></script><div>hello</div>',
        )

    context.route("http://no.playwright/", handler)
    page.goto("http://no.playwright/")