tests: review comments

test/test_vhost-in-multiple-networks/test_vhost-in-multiple-networks.py

@@ -1,5 +1,5 @@
 import logging
-import time
+from time import sleep
 
 import pytest
 
@@ -13,11 +13,11 @@ def test_nginx_config_remains_the_same_after_restart(docker_compose, nginxproxy)
     """
     Restarts the Web container and returns nginx-proxy config after restart
     """
-    def get_conf_after_web_container_restart():
+    def get_conf_after_web_container_restart() -> bytes:
         web_containers = docker_compose.containers.list(filters={"ancestor": "web:latest"})
         assert len(web_containers) == 1
         web_containers[0].restart()
-        time.sleep(3)
+        sleep(3)
 
         return nginxproxy.get_conf()
 

test/test_vhost-in-multiple-networks/test_vhost-in-multiple-networks.yml

@@ -16,7 +16,7 @@ services:
     expose:
       - "81"
     environment:
-      WEB_PORTS: 81
+      WEB_PORTS: "81"
       VIRTUAL_HOST: web1.nginx-proxy.example
     networks:
       - net1