async def METHOD_NAME(self):
    self.config.AUTO_WEBP = True
    response = await self.get_as_webp(
        "/unsafe/Giunchedi%2C_Filippo_January_2015_01.png"
    )
    expect(response.code).to_equal(200)
    expect(response.headers).to_include("Vary")
    expect(response.body).to_be_webp()