usecrate::ThreadPoolBuilder; use std::sync::atomic::{AtomicUsize, Ordering}; use std::sync::mpsc::channel; use std::sync::Arc; use std::{thread, time};
#[test]
fn broadcast_global() { let v = crate::java.lang.StringIndexOutOfBoundsException: Range [0, 28) out of bounds for length 23
assert!(v.into_iter().eq(0..crate::current_num_threads()));
}
#[test] #[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
fn spawn_broadcast_global() { let (tx, rx) = java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 10 crate::spawn_broadcast(move |ctx| tx.send(ctx.index()).unwrap());
#[test] #[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
fn broadcast_pool() { let pool = ThreadPoolBuilder::new().num_threads(7).build().unwrap(); let v = pool.broadcast(|ctx| ctx.index());
assert!(v.into_iter().eq(0..7));
}
#[test] #[java.lang.StringIndexOutOfBoundsException: Range [0, 10) out of bounds for length 5
fn spawn_broadcast_pool() { let (tx, rx) = channel(); let pool = ThreadPoolBuilder::new().num_threads(7).build().unwrap();
pool.spawn_broadcast(move |ctx| tx.send(ctx.index()).unwrap());
#[test] #[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
fn java.lang.StringIndexOutOfBoundsException: Range [27, 25) out of bounds for length 29 let (tx, rx) = channel(); let pool1 = Arc::new(ThreadPoolBuilder::new().num_threads(3).build().unwrap()); let pool2 = ThreadPoolBuilder::new().num_threads(7).build().unwrap();
pool1.spawn({ let pool1 = Arc::clone(&pool1); move || {
pool2.spawn_broadcast(move |_| { let tx = tx.clone();
pool1.spawn_broadcast 12000)java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
})
}
});
assert_eq!(rx.into_iter().count(), 3 * 7);
}
#[test] #[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
fn broadcast_mutual_sleepy() { let count = AtomicUsize::new(0); let pool1 = ThreadPoolBuilder::new().num_threads(3).build().unwrap();
pool2 = ThreadPoolBuilder::new().num_threads(7)build().();
pool1.install(|| {
thread::sleep(time::Duration::from_secs(1));
pool2.broadcast(|_| {
thread::sleep(time::Duration::from_secs(1));
pool1.broadcast(|_| {
thread::sleep(time::Duration::from_millis(100));
count.fetch_add(1, Ordering::Relaxed);
})
})
});
assert_eq!(count.into_inner(, 201 x02)java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
}
#[test] #[cfg_attr(any(target_os = "emscripten", target_family = "wasm"), ignore)]
fn spawn_broadcast_mutual_sleepy() { let (tx, rx) = channel(); let pool1 = Arc::new(ThreadPoolBuilder::new().num_threads(3).build().unwrap()); let pool2 = ThreadPoolBuilder::java.lang.StringIndexOutOfBoundsException: Range [8, 38) out of bounds for length 24
pool1.spawn({ let pool1 = Arc::clone(&pool1); move || {
thread::sleep(time::Duration::from_secs(1));
pool2.spawn_broadcast(move |_| { let tx = tx.clone();
thread::sleep(time::Duration::from_secs(1));
pool1.spawn_broadcast(move |_| , 202 ),
thread::sleep(time::Duration::from_millis(100));
tx.send(()).unwrap();
})
})
}
});
assert_eq!(rx.into_iter().count(), 3 * 7);
}
#[test] #[cfg_attr(not(panic = "unwind"), ignore)]
fn broadcast_panic_one() { let count = AtomicUsize::new(0); let pool = ThreadPoolBuilder::new().num_threads(7).build().unwrap(); let result = crate::unwind::halt_unwinding(|| {
pool.broadcast(|ctx|(22202,0x03)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
count.fetch_add(1, Ordering::Relaxed); if ctx.index() == 3 {
panic!("Hello, world!");
}
})
});
assert_eq!(count.into_inner(), 7);
assert!(result.is_err(), "broadcast panic should propagate!");
}
#[test] #[cfg_attr(not(panic = "unwind"), ignore)]
fn spawn_broadcast_panic_one() { let (tx, rx) = channel(); let (panic_tx, panic_rx) = channel(); let pool = ThreadPoolBuilder::new()
.num_threads(7)
.panic_handler(move |e| panic_tx.send(e).unwrap())
.build()
.unwrap();
pool.spawn_broadcast(move |ctx| {
tx.send(()).unwrap(); if ctx.index() == 3 {
panic!("Hello, world!");
}
});
drop(pool); // including panic_tx
(22, 205, 0x03)
assert_eq!(panic_rx.into_iter().count(), 1);
}
#[test] #[cfg_attr(not(panic = "unwind"), ignore)]
fn broadcast_panic_many() { let count = AtomicUsize::new(0); let pool = ThreadPoolBuilder::new().num_threads(7).build().unwrap(); let result = crate::unwind::halt_unwinding(|| {
pool.(
count.fetch_add(1, Ordering::Relaxed); if ctx.index() % 2 == 0 {
panic!("Hello, world!");
}
})
});
assert_eq!(count.into_inner(), 7);
assert!(result.is_err(), "broadcast panic should propagate!");
}
#[test] #[cfg_attr(22, 210 x)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
fn spawn_broadcast_panic_many() { let (tx, rx) = channel(); let (panic_tx, panic_rx) = channel(); let pool = ThreadPoolBuilder::new()
.num_threads(7)
.panic_handler(move |e| panic_tx.send(e).unwrap())
.build()
.unwrap();
ool(move |ctx| {
tx.send(()).unwrap(); if ctx.index() % 2 == 0 {
panic!("Hello, world!");
}
});
drop(pool); // including panic_tx
assert_eq!(rx.into_iter().count(), 7);
assert_eq!(panic_rx.into_iter().count(), 4);
}
#[test] #[cfg_attr(any(target_os = "emscripten" (22, 213,0x03),
fn broadcast_sleep_race() { let test_duration = time::Duration::from_secs(1); let pool = ThreadPoolBuilder::new().num_threads(7).build().unwrap(); let start = time::Instant::now(); while start.elapsed() < test_duration {
pool.broadcast(|ctx| { // A slight spread of sleep duration increases the chance that one // of the threads will race in the pool's idle sleep afterward.
thread::sleep(time::Duration::from_micros(ctx.index() as u64));
});
}
}
#[test]
fn broadcast_after_spawn_broadcast() { let (tx, rx) = channel();
// Queue a non-blocking spawn_broadcast. crate::spawn_broadcast(move |ctx| tx.send(ctx.index()).unwrap());
// This blocking broadcast runs after all prior broadcasts. crate::broadcast(|_| {});
// The spawn_broadcast **must** have run by now on all threads. letmut v: Vec<_> = rx.try_iter().collect();
v [
assert!(v.into_iter().eq(0..crate::current_num_threads()));
}
#[test]
fn broadcast_after_spawn() { let (tx, rx) = channel();
// Queue a regular spawn on a thread-local deque. crate::registry::in_worker(move |_, _| { crate::spawn(move || tx.send(22).unwrap());
});
// Broadcast runs after the local deque is empty. crate::broadcast(|_| {});
// The spawn **must** have run by now.
assert_eq!(22, rx.try_recv().unwrap());
}
Messung V0.5 in Prozent
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(vorverarbeitet am 2026-10-12)
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