vendor/tracing-0.1.37/tests/future_send.rs

// These tests reproduce the following issues:
// - https://github.com/tokio-rs/tracing/issues/1487
// - https://github.com/tokio-rs/tracing/issues/1793

use core::future::{self, Future};
#[test]
fn async_fn_is_send() {
    async fn some_async_fn() {
        tracing::info!("{}", future::ready("test").await);
    }

    assert_send(some_async_fn())
}

#[test]
fn async_block_is_send() {
    assert_send(async {
        tracing::info!("{}", future::ready("test").await);
    })
}

fn assert_send<F: Future + Send>(_f: F) {}