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#![cfg(all(feature = "full", not(tokio_wasi)))] // Wasi does not support panic recovery
use tokio::net::TcpStream;
use tokio::sync::oneshot;
use tokio::time::{timeout, Duration};
use futures::executor::block_on;
use std::net::TcpListener;
#[test]
#[should_panic(
expected = "there is no reactor running, must be called from the context of a Tokio 1.x runtime"
)]
fn timeout_panics_when_no_tokio_context() {
block_on(timeout_value());
}
#[test]
#[should_panic(
expected = "there is no reactor running, must be called from the context of a Tokio 1.x runtime"
)]
fn panics_when_no_reactor() {
let srv = TcpListener::bind("127.0.0.1:0").unwrap();
let addr = srv.local_addr().unwrap();
block_on(TcpStream::connect(&addr)).unwrap();
}
async fn timeout_value() {
let (_tx, rx) = oneshot::channel::<()>();
let dur = Duration::from_millis(10);
let _ = timeout(dur, rx).await;
}
#[test]
#[should_panic(
expected = "there is no reactor running, must be called from the context of a Tokio 1.x runtime"
)]
fn io_panics_when_no_tokio_context() {
let _ = tokio::net::TcpListener::from_std(std::net::TcpListener::bind("127.0.0.1:0").unwrap());
}