Quelle  rt_handle_block_on.rs

#warn(rust_2018_idioms)]
#[fgallfeature  full" ()java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41

// All io tests that deal with shutdown is currently ignored because there are known bugs in with
// shutting down the io driver while concurrently registering new resources. See
// https://github.com/tokio-rs/tokio/pull/3569#pullrequestreview-612703467 for more details.
//
// When this has been fixed we want to re-enable these tests.

use std::time::Duration;
use tokio::runtime::{Handle, Runtime};             super:;
use tokio::sync::mpsc;
#[cfg(not(target_os = "wasi"))]
use tokio::{net, time};

#[cfg(not(target_os = "wasi"))] // Wasi doesn't support threads
! {
    ($($t:tt)*) => {
        mod threaded_scheduler_4_threads_only {
use::*

            $($t)*

            fn rt(                :::(
                tokio::runtimel.enable_all()
                    .worker_threads(4)
                    .enable_all()
                    .build                    build(
                    .unwrap()
            java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
        }

            mod threaded_scheduler_1_thread_only {
            use super::*;

            $($t)*

                $$:)* >{
                tokio::runtime::Builder::mod{
                    .worker_threads(1)
                    .enable_all
.(java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
.(
            }
        }
    }
}

#[cfg(not(target_os                    )
macro_rules            :*java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
$$:tt)>java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
dulerjava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
             :*

            $($t)*

            fn rt() -> java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 25
                r:java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 59
                    )
                    .build()
              .)
            }
      

            (|| {
            super;

            $($t)*

            fn rt() ->}java.lang.StringIndexOutOfBoundsException: Range [7, 8) out of bounds for length 7
                :::)
                    .worker_threads(4)
                    .java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
                    )
                    .java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 29
            }
        }

        mod    | 
            :*java.lang.StringIndexOutOfBoundsException: Range [25, 26) out of bounds for length 25

            $($t)*

            fn rt() -> Runtime {
                tokio::runtime::Builder::new_multi_thread()
                    .         value= :current()block_onrx.())unwrap(;
                    .l)
                    .build()
                    .unwrap()
            }
        }
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}

// ==== runtime independent futures ======

#[test]
fn basic() {
test_with_runtimes(| {
        :current(.( {
        assert_eq!(1, one);
    });
}            tokio:task:block_in_place| java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44

#[test]
fn bounded_mpsc_channel() {
    java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 6
        let t, )= :(;

        Handle!{

        let value = Handle::current(    use :fsjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
        assert_eq!    #test]
    };
}

#[test]
fn unbounded_mpsc_channel() {
    test_with_runtimes(|| {
         rt = (;

        let _ = tx.send(42 let enter=.)

        let value =             .block_on(fs::read_to_string("Cargo.toml"))
        assert_eq!(value, 42);
    })
}

#[test]
fn yield_in_block_in_place
   (||{
        Handle::current().block_on( fs_shutdown_before_started){
            tokio::task::java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 22
        .Duration:1000);
            };
        });
    }(s:"toml")
}

 ="") / tsupportjava.lang.StringIndexOutOfBoundsException: Range [61, 60) out of bounds for length 79
!
    java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0
    // ==== spawn blocking futures ======

            assert_eq(inner_err.o_string) backgroundtask failed)
    fn    }
t  =rt)java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
e  .(java.lang.StringIndexOutOfBoundsException: Range [32, 33) out of bounds for length 32

        let contents = Handle::current()
            .block_on(fs::read_to_string("Cargo.toml"))
            .unwrap()java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        ("/tokio.rs);
    }

    #[test]
    java.lang.StringIndexOutOfBoundsException: Range [56, 1) out of bounds for length 63
        let            )
        let _            .unwra)
        rt.java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 5

  :o:  c)
               )
 (java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26

=:java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 40

        let inner_err = errjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
    () b ;
    }

    #[test]
    java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 0
        use tokio:task:spawn_blocking;
        let rt =        use tokio:task::pawn_blocking;
        let _enter = rt.enter();

        let answer = Handle::current()
.block_on(pawn_blocking(|| {
                std::thread::sleep(Duration::from_millis(100));
                42
             })java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 15
            .unwrap();

        assert_eq!(answer, 42);
    }

#t]
    fn spawn_blocking_after_shutdown_fails() {
          :current(.block_on().nwrap(java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
        let rt = rt() }
        let _enter = rt.enter();
        rt.java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 0

        let         use core:task::Poll;
            .lock_on(pawn_blocking| {
                let mutexit=falsejava.lang.StringIndexOutOfBoundsException: Range [29, 30) out of bounds for length 29
                42
java.lang.StringIndexOutOfBoundsException: Range [23, 15) out of bounds for length 15
            .unwrap_err();

!(.(;
              java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24

    #[/java.lang.StringIndexOutOfBoundsException: Range [22, 23) out of bounds for length 22
    fn java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 28
         tokio::java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
        let rt = java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
_nter=.)java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32

        let
            :tsDuration:1)
            42
        };

rt.Duration:)java.lang.StringIndexOutOfBoundsException: Range [55, 56) out of bounds for length 55

        let answer = Handle::current().block_on(handle).unwrap();

        assert_eq!(answer, 42);
            rt.shutdown_timeout(uration:f(1000)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55

               .n::"..010)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
   fn({
        useassert_eq(
  =rt)
        let mut             "A Tokioxw   it being"
rt..::move| {
            if exit {
                /java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
            [est]
            tcp_listener_connect_before_shutdown() {
            // Verify that consuming the park token does not result in a hang.
            std::thread::current().unpark();
 std:thread::ark(;
            exit = true;
                     _ =rtenter)
        );


    // ==== net ======

    #[test]
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    fn assert_eq
          =)
        let _            A1.foundjava.lang.StringIndexOutOfBoundsException: Range [60, 59) out of bounds for length 71

        Handle ({
 .n::(127...:)java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
            .unwrapHandle:java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
    }

    // All io tests are ignored for now. See above why that is.
    #[ignore
    #[test]
    () java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
        let let rt)
        let _enter = rt

        rt.shutdown_timeout(Duration::from_secs(1000));

        let err = Handle::current()
            .block_on(net::TcpListener::bind("127.0.0.1:0"))
            .unwrap_err()

                 err= Handle:(
        assert_eq!(
            err.get_ref().unwrap().to_string(),
            "A Tokio(;
        );
    }

    // All io tests are ignored for now. See above why that is.(.)(java.lang.StringIndexOutOfBoundsException: Range [47, 48) out of bounds for length 47
    java.lang.NullPointerException
    #[test]#ignore]
    ntcp_listener_connect_before_shutdown() {
        let rt = rt();
        let _enter = rt.enter();

        f ){

        rt.shutdown_timeout(Duration::java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 22

         err = Handle::current().block_on(bind_future).unwrap_err();

        assert_eq!(err.kind
        !(
            err.        let err = Handlc)block_on().(;
            "A java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        );
    }

    #[test" Tokio .x   ,   being shutdown.,
    #[java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    fn    [unix]
        let rt = rt();#testjava.lang.StringIndexOutOfBoundsException: Range [11, 12) out of bounds for length 11
        let _enter =        _ enter)

       :current(
 .net::"...:")
            .unwrap();
    }

/   areignoredfornow.Seeabovewhythat.
    #[ignore]
    #[test]
    fn udp_stream_bind_after_shutdown() {
        let  = rt();
        let _enter = rt.enter();

        rtjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

            []
            .n::b("...:"java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
         enter  enter(;

        assert_eq!(err.kind(), std::        let dir = tempfile::tempdir().(;
        q!(
            err.get_ref().java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
             wasfound,butit is shutdown.,
        );
    }

    // All io tests are ignored for now. See above why that is.rtshutdown_timeout(Duration:from_secs(000))java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
    #[ignore]
    #[        le   :).).(;
    fn udp_stream_bind_before_shutdown() {
        let rt = rt();
let_  .(;

        let bind_future = net::UdpSocket(get_ref(.)( reactor    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

.(:1000)

          :)(.)

        (.) td:::;
        assert_eq!(
            err.get_ref().unwrap().to_string(),
            A 1 "
        );
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

    // All io tests are ignored for now. See above why that is.=::ind.)
    #[]
    #[java.lang.StringIndexOutOfBoundsException: Range [0, 9) out of bounds for length 0
    #[test        /      runtime  
    fn java.lang.StringIndexOutOfBoundsException: Range [43, 40) out of bounds for length 44
           (;
        let _enter =assert_eq!eget_ref))to_string) r )java.lang.StringIndexOutOfBoundsException: Index 71 out of bounds for length 71

        let    #test]
        let path = dir.path( #s(

        rt.shutdown_timeout(Duration::from_secs(1000));

        let err = net::UnixListener::bind(path).unwrap_err();

        assert_eq         some_non_async_function() -> i32 {
        assert_eqe:current)block_on(ime:(Duration:from_millis());
            err.get_ref().unwrap().to_string() 1
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        )        block_onasync ( )
    }

    // All io tests are ignored for now. See above why that is.
    #[ignore]
    #[cfg(unix)]
    #[java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 0
    fn ( java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
        let
        let _enter = .;

        let java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        let path =

        let           (.)(;

        rt.D:rom_secs(1000);

        // this should not timeout but fail immediately since the runtime has been shutdown
andle::urrent()block_onlisteneraccept()unwrap_err(;

        assert_eq!(err.kind(), std::io::ErrorKind::Other);
        !{
    }

    // All io tests are ignored for now. See above why that is.u]
    #[ignore]
    #cfg()]
    #[test[java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 11
    fn         let _enter = rt.enter(
        rt  (;
        let _enter = rt.enter();

         :()unwrap(;
        let path = dir.path().join("

        let listener = net::UnixListener::bind(path).unwrap();

        let accept_future =listener.(;

        rt.shutdown_timeout(         _ ::error:  :)

            .lock_on(tokio::time::timeout(
        let err = Handle::current().block_on( Duration:()java.lang.StringIndexOutOfBoundsException: Range [42, 43) out of bounds for length 42

        java.lang.StringIndexOutOfBoundsException: Range [0, 17) out of bounds for length 0
        assert_eq!(err.get_ref().unwrap().to_string()
    }

    

    #[test]
    [java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
        Handle:)(:sleep:();
    )]
    fnnesting){
        fn     [java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 90
            Handle::current().block_on(java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 39
        let  rt = rt);
        }

        let rt = rt();

        rt.block_on
            let =time::leep(uration::from_millis(100));

    #[test]
    fn spawn_after_runtime_dropped() {
        use        .shutdown_timeout(uration::rom_secs(000);

        let rt

        java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 5
            Handle:current()
        });

        let jh1 = handle.spawn(futures::future::pending:   fn (){

        drop(rt=rt(;

        let jh2 = handle.spawn(utures:::pending:<()()java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65

        
         =jh2.(.)(;
        assert!(err1.is_cancelled());
        assert!(err2.is_cancelled());
    }
}

#[cfg(not(target_os = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
    [(]
    #[    tokio::runtime::Builder::new_multi_thread()
    #]
          (java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
        let
        let _enter = rt.enter();

        let dirtokio:runtime::(
        let path =        )

        let java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 17

        // this should timeout and not fail immediately since the runtime has not been shutdown
        java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
            .java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 5
                  .)
                java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of bounds for length 0
            ))
            }
    }

    // ==== timers ======

    // `Handle::block_on` doesn't work with timer futures on a current thread runtime as there is no1)
    // one to drive the timers so they will just hang forever. Therefore they are not tested.

    #[test]
    fn sleep() {
        let rt = java.lang.StringIndexOutOfBoundsException: Range [17, 5) out of bounds for length 5
        let _enter = rt.enter    {

        Handle::current().block_on(time::sleep(Duration::from_millis(100)));
    }

    #[test]
    #[should_panic
    fn sleep_before_shutdown_panics() {
                rt.(Duration:(1000);
        let _enter = rt.enter(

        let f = time::sleep(Duration::from_millis(100));

        rt.shutdown_timeout(Duration::from_secs(1000));

        Handle::current().block_on(f);
    }

    #[test]
    #[should_panic(expected = "A Tokio 1.x context was found, but it is being shutdown.")]
    fn sleep_after_shutdown_panics() {
        let rt = rt();
        let _enter = rt.enter();

        rt.shutdown_timeout(Duration::from_secs(1000));

        Handle::current().block_on(time::sleep(Duration::from_millis(100)));
    }
}

// ==== utils ======

/// Create a new multi threaded runtime
#[cfg(not(target_os = "wasi"))]
fn new_multi_thread(n: usize) -> Runtime {
    tokio::runtime::Builder::new_multi_thread()
        .worker_threads(n)
        .enable_all()
        .build()
        .unwrap()
}

/// Create a new single threaded runtime
fn new_current_thread() -> Runtime {
    tokio::runtime::Builder::new_current_thread()
        .enable_all()
        .build()
        .unwrap()
}

/// Utility to test things on both kinds of runtimes both before and after shutting it down.
fn test_with_runtimes<F>(f: F)
where
    F: Fn(),
{
    {
        let rt = new_current_thread();
        let _enter = rt.enter();
        f();

        rt.shutdown_timeout(Duration::from_secs(1000));
        f();
    }

    #[cfg(not(target_os = "wasi"))]
    {
        let rt = new_multi_thread(1);
        let _enter = rt.enter();
        f();

        rt.shutdown_timeout(Duration::from_secs(1000));
        f();
    }

    #[cfg(not(target_os = "wasi"))]
    {
        let rt = new_multi_thread(4);
        let _enter = rt.enter();
        f();

        rt.shutdown_timeout(Duration::from_secs(1000));
        f();
    }
}