#![warn(rust_2018_idioms)] #![cfg(all(feature = "full", not(target_os = "wasi"), not(miri)))] // Wasi cannot run system commands use tokio::process::Command; use tokio_test::assert_ok; #[tokio::test] async fn simple() { let mut cmd; if cfg!(windows) { cmd = Command::new("cmd"); cmd.arg("/c"); } else { cmd = Command::new("sh"); cmd.arg("-c"); } let mut child = cmd.arg("exit 2").spawn().unwrap(); let id = child.id().expect("missing id"); assert!(id > 0); let status = assert_ok!(child.wait().await); assert_eq!(status.code(), Some(2)); // test that the `.wait()` method is fused just like the stdlib let status = assert_ok!(child.wait().await); assert_eq!(status.code(), Some(2)); // Can't get id after process has exited assert_eq!(child.id(), None); drop(child.kill()); }