test(header): add ContentType to server encode benchmark

src/header/mod.rs

@@ -202,8 +202,8 @@ impl<'a, 'b> Formatter<'a, 'b> {
     pub fn fmt_line(&mut self, line: &fmt::Display) -> fmt::Result {
         use std::fmt::Write;
         match self.0 {
-            Multi::Line(ref name, ref mut f) => {
-                try!(f.write_str(*name));
+            Multi::Line(name, ref mut f) => {
+                try!(f.write_str(name));
                 try!(f.write_str(": "));
                 try!(write!(NewlineReplacer(*f), "{}", line));
                 f.write_str("\r\n")
@@ -256,6 +256,7 @@ impl<'a, H: Header> fmt::Debug for HeaderValueString<'a, H> {
 struct NewlineReplacer<'a, F: fmt::Write + 'a>(&'a mut F);
 
 impl<'a, F: fmt::Write + 'a> fmt::Write for NewlineReplacer<'a, F> {
+    #[inline]
     fn write_str(&mut self, s: &str) -> fmt::Result {
         let mut since = 0;
         for (i, &byte) in s.as_bytes().iter().enumerate() {
@@ -271,6 +272,11 @@ impl<'a, F: fmt::Write + 'a> fmt::Write for NewlineReplacer<'a, F> {
             Ok(())
         }
     }
+
+    #[inline]
+    fn write_fmt(&mut self, args: fmt::Arguments) -> fmt::Result {
+        fmt::write(self, args)
+    }
 }
 
 
@@ -539,6 +545,7 @@ impl PartialEq for Headers {
 }
 
 impl fmt::Display for Headers {
+    #[inline]
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         for header in self.iter() {
             try!(fmt::Display::fmt(&header, f));
@@ -548,6 +555,7 @@ impl fmt::Display for Headers {
 }
 
 impl fmt::Debug for Headers {
+    #[inline]
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_map()
             .entries(self.iter().map(|view| (view.0.as_ref(), ValueString(view.1))))
@@ -610,12 +618,14 @@ impl<'a> HeaderView<'a> {
 }
 
 impl<'a> fmt::Display for HeaderView<'a> {
+    #[inline]
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         self.1.write_h1(&mut Formatter(Multi::Line(self.0.as_ref(), f)))
     }
 }
 
 impl<'a> fmt::Debug for HeaderView<'a> {
+    #[inline]
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         fmt::Display::fmt(self, f)
     }
@@ -659,8 +669,9 @@ impl<'a> FromIterator<HeaderView<'a>> for Headers {
 struct HeaderName(Ascii<Cow<'static, str>>);
 
 impl fmt::Display for HeaderName {
+    #[inline]
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        fmt::Display::fmt(&self.0, f)
+        fmt::Display::fmt(self.0.as_ref(), f)
     }
 }
 

src/http/h1/parse.rs

@@ -110,7 +110,6 @@ impl Http1Transaction for ServerTransaction {
             Encoder::chunked()
         };
 
-
         let init_cap = 30 + head.headers.len() * AVERAGE_HEADER_SIZE;
         dst.reserve(init_cap);
         debug!("writing headers = {:?}", head.headers);
@@ -311,11 +310,13 @@ impl<'a> Iterator for HeadersAsBytesIter<'a> {
 struct FastWrite<'a>(&'a mut Vec<u8>);
 
 impl<'a> fmt::Write for FastWrite<'a> {
+    #[inline]
     fn write_str(&mut self, s: &str) -> fmt::Result {
         extend(self.0, s.as_bytes());
         Ok(())
     }
 
+    #[inline]
     fn write_fmt(&mut self, args: fmt::Arguments) -> fmt::Result {
         fmt::write(self, args)
     }
@@ -424,21 +425,24 @@ mod tests {
     #[bench]
     fn bench_server_transaction_encode(b: &mut Bencher) {
         use ::http::MessageHead;
-        use ::header::{Headers, ContentLength};
+        use ::header::{Headers, ContentLength, ContentType};
         use ::{StatusCode, HttpVersion};
-        b.bytes = 75;
+
+        let len = 108;
+        b.bytes = len as u64;
 
         let mut head = MessageHead {
             subject: StatusCode::Ok,
             headers: Headers::new(),
             version: HttpVersion::Http11,
         };
-        head.headers.set(ContentLength(0));
+        head.headers.set(ContentLength(10));
+        head.headers.set(ContentType::json());
 
         b.iter(|| {
             let mut vec = Vec::new();
             ServerTransaction::encode(head.clone(), &mut vec);
-            assert_eq!(vec.len(), 75);
+            assert_eq!(vec.len(), len);
             ::test::black_box(vec);
         })
     }