tokio/tokio-stream/tests/stream_pending.rs
Lucio Franco 8efa62013b
Move stream items into tokio-stream (#3277)
This change removes all references to `Stream` from
within the `tokio` crate and moves them into a new
`tokio-stream` crate. Most types have had their
`impl Stream` removed as well in-favor of their
inherent methods.

Closes #2870
2020-12-15 20:24:38 -08:00

15 lines
369 B
Rust

use tokio_stream::{self as stream, Stream, StreamExt};
use tokio_test::{assert_pending, task};
#[tokio::test]
async fn basic_usage() {
let mut stream = stream::pending::<i32>();
for _ in 0..2 {
assert_eq!(stream.size_hint(), (0, None));
let mut next = task::spawn(async { stream.next().await });
assert_pending!(next.poll());
}
}