| 12345678910 | def test_unknown_virtual_host_is_503(docker_compose, nginxproxy):    r = nginxproxy.get("http://unknown.nginx.container.docker/")    assert r.status_code == 503def test_forwards_to_whoami(docker_compose, nginxproxy):    r = nginxproxy.get("http://whoami.nginx.container.docker/")    assert r.status_code == 200    whoami_container = docker_compose.containers.get("whoami")    assert r.text == f"I'm {whoami_container.id[:12]}\n"
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