# ATM Async Utils A few utilities for implementing and testing [`futures::Sink`](https://docs.rs/futures/0.1.17/futures/sink/index.html) and [`futures::Stream`](https://docs.rs/futures/0.1.17/futures/stream/index.html) related code. For the TestSink and TestStream, the code structure, api and doc comments are based on the [partial-io](https://crates.io/crates/partial-io) crate.