ringbuf 0.4.8

Lock-free SPSC FIFO ring buffer with direct access to inner data
Documentation 
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use super::Rb;
use crate::{storage::Array, traits::*};

#[test]
fn push() {
    let mut rb = Rb::<Array<i32, 2>>::default();

    assert_eq!(rb.push_overwrite(0), None);
    assert_eq!(rb.push_overwrite(1), None);
    assert_eq!(rb.push_overwrite(2), Some(0));

    assert_eq!(rb.try_pop(), Some(1));
    assert_eq!(rb.try_pop(), Some(2));
    assert_eq!(rb.try_pop(), None);
}

#[test]
fn push_iter() {
    let mut rb = Rb::<Array<i32, 2>>::default();
    rb.push_iter_overwrite([0, 1, 2, 3, 4, 5].into_iter());
    assert!(rb.iter().copied().eq([4, 5]));
}

#[test]
fn push_slice() {
    let mut rb = Rb::<Array<i32, 2>>::default();
    rb.push_slice_overwrite(&[0, 1, 2, 3, 4, 5]);
    assert!(rb.iter().copied().eq([4, 5]));
}