1 #![cfg(all(feature = "full", not(target_os = "wasi")))] // Wasi does not support panic recovery 2 3 use tokio::net::TcpStream; 4 use tokio::sync::oneshot; 5 use tokio::time::{timeout, Duration}; 6 7 use futures::executor::block_on; 8 9 use std::net::TcpListener; 10 11 #[test] 12 #[should_panic( 13 expected = "there is no reactor running, must be called from the context of a Tokio 1.x runtime" 14 )] timeout_panics_when_no_tokio_context()15fn timeout_panics_when_no_tokio_context() { 16 block_on(timeout_value()); 17 } 18 19 #[test] 20 #[should_panic( 21 expected = "there is no reactor running, must be called from the context of a Tokio 1.x runtime" 22 )] panics_when_no_reactor()23fn panics_when_no_reactor() { 24 let srv = TcpListener::bind("127.0.0.1:0").unwrap(); 25 let addr = srv.local_addr().unwrap(); 26 block_on(TcpStream::connect(&addr)).unwrap(); 27 } 28 timeout_value()29async fn timeout_value() { 30 let (_tx, rx) = oneshot::channel::<()>(); 31 let dur = Duration::from_millis(10); 32 let _ = timeout(dur, rx).await; 33 } 34 35 #[test] 36 #[should_panic( 37 expected = "there is no reactor running, must be called from the context of a Tokio 1.x runtime" 38 )] io_panics_when_no_tokio_context()39fn io_panics_when_no_tokio_context() { 40 let _ = tokio::net::TcpListener::from_std(std::net::TcpListener::bind("127.0.0.1:0").unwrap()); 41 } 42