swagger_ui_parameters={"customKey": "<img src=x onerror=alert(1)>"},
    )
    body = html.body.decode()
    assert "<img src=x onerror=alert(1)>" not in body
    assert "\\u003cimg" in body


def test_normal_init_oauth_still_works():
    html = get_swagger_ui_html(
        openapi_url="/openapi.json",
        title="Test",
        init_oauth={"clientId": "my-client", "appName": "My App"},
    )
    body = html.body.decode()