diff options
Diffstat (limited to 'vendor/ryu/tests/exhaustive.rs')
-rw-r--r-- | vendor/ryu/tests/exhaustive.rs | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/vendor/ryu/tests/exhaustive.rs b/vendor/ryu/tests/exhaustive.rs deleted file mode 100644 index 569bcff..0000000 --- a/vendor/ryu/tests/exhaustive.rs +++ /dev/null @@ -1,52 +0,0 @@ -#![cfg(exhaustive)] - -use std::str; -use std::sync::atomic::{AtomicUsize, Ordering}; -use std::sync::Arc; -use std::thread; - -#[test] -fn test_exhaustive() { - const BATCH_SIZE: u32 = 1_000_000; - let counter = Arc::new(AtomicUsize::new(0)); - let finished = Arc::new(AtomicUsize::new(0)); - - let mut workers = Vec::new(); - for _ in 0..num_cpus::get() { - let counter = counter.clone(); - let finished = finished.clone(); - workers.push(thread::spawn(move || loop { - let batch = counter.fetch_add(1, Ordering::Relaxed) as u32; - if batch > u32::max_value() / BATCH_SIZE { - return; - } - - let min = batch * BATCH_SIZE; - let max = if batch == u32::max_value() / BATCH_SIZE { - u32::max_value() - } else { - min + BATCH_SIZE - 1 - }; - - let mut bytes = [0u8; 24]; - let mut buffer = ryu::Buffer::new(); - for u in min..=max { - let f = f32::from_bits(u); - if !f.is_finite() { - continue; - } - let n = unsafe { ryu::raw::format32(f, &mut bytes[0]) }; - assert_eq!(Ok(Ok(f)), str::from_utf8(&bytes[..n]).map(str::parse)); - assert_eq!(Ok(f), buffer.format_finite(f).parse()); - } - - let increment = (max - min + 1) as usize; - let update = finished.fetch_add(increment, Ordering::Relaxed); - println!("{}", update + increment); - })); - } - - for w in workers { - w.join().unwrap(); - } -} |