Don't run client/server when collecting tests

Author: akb

tests/client.py

@@ -16,5 +16,6 @@ async def main():
         print(html)
 
 
-loop = asyncio.get_event_loop()
-loop.run_until_complete(main())
+if __name__ == '__main__':
+    loop = asyncio.get_event_loop()
+    loop.run_until_complete(main())

tests/server.py

@@ -41,11 +41,11 @@ async def handle(self, request):
 
         return web.Response(text=response)
 
-
-with contextlib.redirect_stdout(new_target=sys.stderr):
-    app = web.Application()
-    handler = Handler()
-    handle = handler.handle
-    app.add_routes([web.get("/", handle), web.get("/delay/{delay}", handle)])
-
-    web.run_app(app)
+if __name__ == '__main__':
+    with contextlib.redirect_stdout(new_target=sys.stderr):
+        app = web.Application()
+        handler = Handler()
+        handle = handler.handle
+        app.add_routes([web.get("/", handle), web.get("/delay/{delay}", handle)])
+
+        web.run_app(app)