1 use tokio::stream::{self, Stream, StreamExt};
2 
3 #[tokio::test]
basic_usage()4 async fn basic_usage() {
5     let mut stream = stream::empty::<i32>();
6 
7     for _ in 0..2 {
8         assert_eq!(stream.size_hint(), (0, Some(0)));
9         assert_eq!(None, stream.next().await);
10     }
11 }
12