tokio-async-std 1.5.3

An async-std that can fit into tokio ecosystem straight ahead
Documentation 
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use std::sync::atomic::{AtomicBool, Ordering};

use async_std::task;
use async_std::task_local;

#[test]
fn drop_local() {
    static DROP_LOCAL: AtomicBool = AtomicBool::new(false);

    struct Local;

    impl Drop for Local {
        fn drop(&mut self) {
            DROP_LOCAL.store(true, Ordering::SeqCst);
        }
    }

    task_local! {
        static LOCAL: Local;
    }

    // Wait for the task to finish and make sure its task-local has been dropped.
    task::block_on(async {
        // Spawn a task that just touches its task-local.
        LOCAL.scope(Local, async {}).await;
        assert!(DROP_LOCAL.load(Ordering::SeqCst));
    });
}