12 lines
312 B
Rust
12 lines
312 B
Rust
use tokio_stream::{self as stream, Stream, StreamExt};
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#[tokio::test]
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async fn basic_usage() {
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let mut one = stream::once(1);
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assert_eq!(one.size_hint(), (1, Some(1)));
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assert_eq!(Some(1), one.next().await);
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assert_eq!(one.size_hint(), (0, Some(0)));
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assert_eq!(None, one.next().await);
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}
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