fix(http): keep raw reason phrase in RawStatus

Closes #497

src/http.rs

@@ -409,8 +409,8 @@ impl<'a> TryParse for httparse::Response<'a, 'a> {
  httparse::Status::Complete(len) => {
  let code = res.code.unwrap();
  let reason = match StatusCode::from_u16(code).canonical_reason() {
- Some(reason) => Cow::Borrowed(reason),
- None => Cow::Owned(res.reason.unwrap().to_owned())
+ Some(reason) if reason == res.reason.unwrap() => Cow::Borrowed(reason),
+ _ => Cow::Owned(res.reason.unwrap().to_owned())
  };
  httparse::Status::Complete((Incoming {
  version: if res.version.unwrap() == 1 { Http11 } else { Http10 },
@@ -460,7 +460,7 @@ mod tests {
  use buffer::BufReader;
  use mock::MockStream;
 
- use super::{read_chunk_size, parse_request};
+ use super::{read_chunk_size, parse_request, parse_response};
 
  #[test]
  fn test_write_chunked() {
@@ -533,6 +533,22 @@ mod tests {
  parse_request(&mut buf).unwrap();
  }
 
+ #[test]
+ fn test_parse_raw_status() {
+ let mut raw = MockStream::with_input(b"HTTP/1.1 200 OK\r\n\r\n");
+ let mut buf = BufReader::new(&mut raw);
+ let res = parse_response(&mut buf).unwrap();
+
+ assert_eq!(res.subject.1, "OK");
+
+ let mut raw = MockStream::with_input(b"HTTP/1.1 200 Howdy\r\n\r\n");
+ let mut buf = BufReader::new(&mut raw);
+ let res = parse_response(&mut buf).unwrap();
+
+ assert_eq!(res.subject.1, "Howdy");
+ }
+
+
  #[test]
  fn test_parse_tcp_closed() {
  use std::io::ErrorKind;