tokio/tokio-codec/tests/codecs.rs
Gary M. Josack 28010b5962 Update lines_encoder test to use LinesCodec (#544)
The `lines_encoder` test is a copy/paste of `bytes_encoder` and not
testing the LinesCodec encoding at all. This updates the test to do
simple validations of the LinesCodec encoding.
2018-08-15 07:51:42 -04:00

69 lines
2.2 KiB
Rust

extern crate tokio_codec;
extern crate bytes;
use bytes::{BytesMut, Bytes, BufMut};
use tokio_codec::{BytesCodec, LinesCodec, Decoder, Encoder};
#[test]
fn bytes_decoder() {
let mut codec = BytesCodec::new();
let buf = &mut BytesMut::new();
buf.put_slice(b"abc");
assert_eq!("abc", codec.decode(buf).unwrap().unwrap());
assert_eq!(None, codec.decode(buf).unwrap());
assert_eq!(None, codec.decode(buf).unwrap());
buf.put_slice(b"a");
assert_eq!("a", codec.decode(buf).unwrap().unwrap());
}
#[test]
fn bytes_encoder() {
let mut codec = BytesCodec::new();
// Default capacity of BytesMut
#[cfg(target_pointer_width = "64")]
const INLINE_CAP: usize = 4 * 8 - 1;
#[cfg(target_pointer_width = "32")]
const INLINE_CAP: usize = 4 * 4 - 1;
let mut buf = BytesMut::new();
codec.encode(Bytes::from_static(&[0; INLINE_CAP + 1]), &mut buf).unwrap();
// Default capacity of Framed Read
const INITIAL_CAPACITY: usize = 8 * 1024;
let mut buf = BytesMut::with_capacity(INITIAL_CAPACITY);
codec.encode(Bytes::from_static(&[0; INITIAL_CAPACITY + 1]), &mut buf).unwrap();
}
#[test]
fn lines_decoder() {
let mut codec = LinesCodec::new();
let buf = &mut BytesMut::new();
buf.reserve(200);
buf.put("line 1\nline 2\r\nline 3\n\r\n\r");
assert_eq!("line 1", codec.decode(buf).unwrap().unwrap());
assert_eq!("line 2", codec.decode(buf).unwrap().unwrap());
assert_eq!("line 3", codec.decode(buf).unwrap().unwrap());
assert_eq!("", codec.decode(buf).unwrap().unwrap());
assert_eq!(None, codec.decode(buf).unwrap());
assert_eq!(None, codec.decode_eof(buf).unwrap());
buf.put("k");
assert_eq!(None, codec.decode(buf).unwrap());
assert_eq!("\rk", codec.decode_eof(buf).unwrap().unwrap());
assert_eq!(None, codec.decode(buf).unwrap());
assert_eq!(None, codec.decode_eof(buf).unwrap());
}
#[test]
fn lines_encoder() {
let mut codec = LinesCodec::new();
let mut buf = BytesMut::new();
codec.encode(String::from("line 1"), &mut buf).unwrap();
assert_eq!("line 1\n", buf);
codec.encode(String::from("line 2"), &mut buf).unwrap();
assert_eq!("line 1\nline 2\n", buf);
}