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Replace iovec with std::io::IoSlice

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- Renames `bytes_vec` to `bytes_vectored` and `bytes_vec_mut` to
  `bytes_vectored_mut`.
This commit is contained in:
Sean McArthur
2019-06-11 11:58:43 -07:00
parent ac4e8f2fc5
commit dea868a4b0
10 changed files with 104 additions and 95 deletions
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tests/test_chain.rs
+55 -40
View File
@@ -1,9 +1,8 @@
extern crate bytes;
extern crate iovec;
use bytes::{Buf, BufMut, Bytes, BytesMut};
use bytes::buf::Chain;
use iovec::IoVec;
use std::io::IoSlice;
#[test]
fn collect_two_bufs() {
@@ -54,68 +53,84 @@ fn vectored_read() {
let mut buf = a.chain(b);
{
let b1: &[u8] = &mut [0];
let b2: &[u8] = &mut [0];
let b3: &[u8] = &mut [0];
let b4: &[u8] = &mut [0];
let mut iovecs: [IoVec; 4] =
[b1.into(), b2.into(), b3.into(), b4.into()];
let b1: &[u8] = &mut [];
let b2: &[u8] = &mut [];
let b3: &[u8] = &mut [];
let b4: &[u8] = &mut [];
let mut iovecs = [
IoSlice::new(b1),
IoSlice::new(b2),
IoSlice::new(b3),
IoSlice::new(b4),
];
assert_eq!(2, buf.bytes_vec(&mut iovecs));
assert_eq!(2, buf.bytes_vectored(&mut iovecs));
assert_eq!(iovecs[0][..], b"hello"[..]);
assert_eq!(iovecs[1][..], b"world"[..]);
assert_eq!(iovecs[2][..], b"\0"[..]);
assert_eq!(iovecs[3][..], b"\0"[..]);
assert_eq!(iovecs[2][..], b""[..]);
assert_eq!(iovecs[3][..], b""[..]);
}
buf.advance(2);
{
let b1: &[u8] = &mut [0];
let b2: &[u8] = &mut [0];
let b3: &[u8] = &mut [0];
let b4: &[u8] = &mut [0];
let mut iovecs: [IoVec; 4] =
[b1.into(), b2.into(), b3.into(), b4.into()];
let b1: &[u8] = &mut [];
let b2: &[u8] = &mut [];
let b3: &[u8] = &mut [];
let b4: &[u8] = &mut [];
let mut iovecs = [
IoSlice::new(b1),
IoSlice::new(b2),
IoSlice::new(b3),
IoSlice::new(b4),
];
assert_eq!(2, buf.bytes_vec(&mut iovecs));
assert_eq!(2, buf.bytes_vectored(&mut iovecs));
assert_eq!(iovecs[0][..], b"llo"[..]);
assert_eq!(iovecs[1][..], b"world"[..]);
assert_eq!(iovecs[2][..], b"\0"[..]);
assert_eq!(iovecs[3][..], b"\0"[..]);
assert_eq!(iovecs[2][..], b""[..]);
assert_eq!(iovecs[3][..], b""[..]);
}
buf.advance(3);
{
let b1: &[u8] = &mut [0];
let b2: &[u8] = &mut [0];
let b3: &[u8] = &mut [0];
let b4: &[u8] = &mut [0];
let mut iovecs: [IoVec; 4] =
[b1.into(), b2.into(), b3.into(), b4.into()];
let b1: &[u8] = &mut [];
let b2: &[u8] = &mut [];
let b3: &[u8] = &mut [];
let b4: &[u8] = &mut [];
let mut iovecs = [
IoSlice::new(b1),
IoSlice::new(b2),
IoSlice::new(b3),
IoSlice::new(b4),
];
assert_eq!(1, buf.bytes_vec(&mut iovecs));
assert_eq!(1, buf.bytes_vectored(&mut iovecs));
assert_eq!(iovecs[0][..], b"world"[..]);
assert_eq!(iovecs[1][..], b"\0"[..]);
assert_eq!(iovecs[2][..], b"\0"[..]);
assert_eq!(iovecs[3][..], b"\0"[..]);
assert_eq!(iovecs[1][..], b""[..]);
assert_eq!(iovecs[2][..], b""[..]);
assert_eq!(iovecs[3][..], b""[..]);
}
buf.advance(3);
{
let b1: &[u8] = &mut [0];
let b2: &[u8] = &mut [0];
let b3: &[u8] = &mut [0];
let b4: &[u8] = &mut [0];
let mut iovecs: [IoVec; 4] =
[b1.into(), b2.into(), b3.into(), b4.into()];
let b1: &[u8] = &mut [];
let b2: &[u8] = &mut [];
let b3: &[u8] = &mut [];
let b4: &[u8] = &mut [];
let mut iovecs = [
IoSlice::new(b1),
IoSlice::new(b2),
IoSlice::new(b3),
IoSlice::new(b4),
];
assert_eq!(1, buf.bytes_vec(&mut iovecs));
assert_eq!(1, buf.bytes_vectored(&mut iovecs));
assert_eq!(iovecs[0][..], b"ld"[..]);
assert_eq!(iovecs[1][..], b"\0"[..]);
assert_eq!(iovecs[2][..], b"\0"[..]);
assert_eq!(iovecs[3][..], b"\0"[..]);
assert_eq!(iovecs[1][..], b""[..]);
assert_eq!(iovecs[2][..], b""[..]);
assert_eq!(iovecs[3][..], b""[..]);
}
}