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#![feature(test)] extern crate test; extern crate parking_lot; extern crate futures; pub mod primitives; pub mod handle; pub mod containers; pub mod sync; #[cfg(target_pointer_width = "16")] const POINTER_BITS: usize = 16; #[cfg(target_pointer_width = "32")] const POINTER_BITS: usize = 32; #[cfg(target_pointer_width = "64")] const POINTER_BITS: usize = 64; #[cfg(target_pointer_width = "128")] const POINTER_BITS: usize = 128; #[cfg(test)] mod tests { use test::Bencher; use std::thread; use std::sync::{Mutex, Arc}; fn atomic_cell_smoke() { use primitives::atomic_cell::AtomicCell; let results = Arc::new(Mutex::new(Vec::new())); let results0 = results.clone(); let results1 = results.clone(); let cell = AtomicCell::new(0); let cell0 = cell.clone(); let cell1 = cell.clone(); let thread0 = thread::spawn(move || { let mut result = Vec::new(); for i in 1..1000000 { result.push(cell0.swap(i)); } results0.lock().unwrap().extend(result.into_iter()); }); let thread1 = thread::spawn(move || { let mut result = Vec::new(); for i in 1000000..2000000 { result.push(cell1.swap(i)); } results1.lock().unwrap().extend(result.into_iter()); }); thread0.join().unwrap(); thread1.join().unwrap(); let mut v = results.lock().unwrap(); v.push(cell.swap(0)); v.sort(); assert_eq!(v.len(), 2000000); for (a, &b) in v.iter().enumerate() { assert_eq!(a, b); } } fn bounded_atomic_cell_smoke() { use containers::atomic_cell::BoundedAtomicCell; let results = Arc::new(Mutex::new(Vec::new())); let results0 = results.clone(); let results1 = results.clone(); let mut cell = BoundedAtomicCell::new(0, 5); let mut cell0 = cell.clone(); let mut cell1 = cell.clone(); let thread0 = thread::spawn(move || { let mut result = Vec::new(); for i in 1..1000000 { result.push(cell0.swap(i)); } results0.lock().unwrap().extend(result.into_iter()); }); let thread1 = thread::spawn(move || { let mut result = Vec::new(); for i in 1000000..2000000 { result.push(cell1.swap(i)); } results1.lock().unwrap().extend(result.into_iter()); }); thread0.join().unwrap(); thread1.join().unwrap(); let mut v = results.lock().unwrap(); v.push(cell.swap(0)); v.sort(); assert_eq!(v.len(), 2000000); for (a, &b) in v.iter().enumerate() { assert_eq!(a, b); } } fn resizing_atomic_cell_smoke() { use containers::atomic_cell::ResizingAtomicCell; let results = Arc::new(Mutex::new(Vec::new())); let results0 = results.clone(); let results1 = results.clone(); let mut cell = ResizingAtomicCell::new(0, 5); let mut cell0 = cell.clone(); let mut cell1 = cell.clone(); let thread0 = thread::spawn(move || { let mut result = Vec::new(); for i in 1..1000000 { result.push(cell0.swap(i)); } results0.lock().unwrap().extend(result.into_iter()); }); let thread1 = thread::spawn(move || { let mut result = Vec::new(); for i in 1000000..2000000 { result.push(cell1.swap(i)); } results1.lock().unwrap().extend(result.into_iter()); }); thread0.join().unwrap(); thread1.join().unwrap(); let mut v = results.lock().unwrap(); v.push(cell.swap(0)); v.sort(); assert_eq!(v.len(), 2000000); for (a, &b) in v.iter().enumerate() { assert_eq!(a, b); } } fn bounded_mpsc_queue_smoke() { use containers::mpsc_queue::{BoundedMpscQueueSender, BoundedMpscQueueReceiver}; use std::time::Duration; let sender_count = 20; let rapid_fire = 10; let iterations = 10; let mut threads = Vec::with_capacity(sender_count); let mut receiver = BoundedMpscQueueReceiver::new(50, sender_count); for i in 0..sender_count { let mut sender = BoundedMpscQueueSender::new(&receiver); threads.push(thread::spawn(move || { for _ in 0..iterations { for _ in 0..rapid_fire { while sender.send(i).is_err() { thread::sleep(Duration::from_millis(1)); } } thread::sleep(Duration::from_millis(1)); } })); } let expected = rapid_fire*iterations*sender_count; let mut results = vec![0; sender_count]; for _ in 0..expected { loop { if let Ok(v) = receiver.receive() { results[v] += 1; break; } } } for t in threads { let _ = t.join(); } for r in results { assert!(r == rapid_fire*iterations); } } #[bench] fn atomic_cell_bench(b: &mut Bencher) { b.iter(|| atomic_cell_smoke()) } #[bench] fn bounded_atomic_cell_bench(b: &mut Bencher) { b.iter(|| bounded_atomic_cell_smoke()) } #[bench] fn resizing_atomic_cell_bench(b: &mut Bencher) { b.iter(|| resizing_atomic_cell_smoke()) } #[bench] fn bounded_mpsc_queue_bench(b: &mut Bencher) { b.iter(|| bounded_mpsc_queue_smoke()) } }