diff options
Diffstat (limited to 'third_party/rust/tokio-stream/tests/stream_empty.rs')
-rw-r--r-- | third_party/rust/tokio-stream/tests/stream_empty.rs | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/third_party/rust/tokio-stream/tests/stream_empty.rs b/third_party/rust/tokio-stream/tests/stream_empty.rs new file mode 100644 index 0000000000..c06f5c41c0 --- /dev/null +++ b/third_party/rust/tokio-stream/tests/stream_empty.rs @@ -0,0 +1,11 @@ +use tokio_stream::{self as stream, Stream, StreamExt}; + +#[tokio::test] +async fn basic_usage() { + let mut stream = stream::empty::<i32>(); + + for _ in 0..2 { + assert_eq!(stream.size_hint(), (0, Some(0))); + assert_eq!(None, stream.next().await); + } +} |