message: Make test case a bit more idiomatic
diff: @@ -19,20 +19,21 @@ mod client {
  #[tokio::test]
  async fn basic_pub_sub() {
  - let s = nats_server::run_basic_server();
  - let mut con = nats_experimental::connect(s.client_url()).await.unwrap();
  + let server = nats_server::run_basic_server();
  + let mut client = nats_experimental::connect(server.client_url())
  + .await
  + .unwrap();
  - let mut sub = con.subscribe("foo".into()).await.unwrap();
  + let mut subscriber = client.subscribe("foo".into()).await.unwrap();
  for _ in 0..10 {
  - con.publish("foo".to_string(), bytes::Bytes::from("data"))
  - .await
  - .unwrap();
  + client.publish("foo".into(), "data".into()).await.unwrap();
  }
  - con.flush().await.unwrap();
  +
  + client.flush().await.unwrap();
  let mut i = 0;
  - while tokio::time::timeout(tokio::time::Duration::from_millis(100), sub.next())
  + while tokio::time::timeout(tokio::time::Duration::from_millis(100), subscriber.next())
  .await
  .unwrap()
  .is_some()
  