test(beta): enable testing on beta rustc

src/header/common/mod.rs

@@ -48,6 +48,7 @@ pub use self::vary::Vary;
 macro_rules! bench_header(
     ($name:ident, $ty:ty, $value:expr) => {
         #[cfg(test)]
+        #[cfg(feature = "nightly")]
         mod $name {
             use test::Bencher;
             use super::*;

src/header/mod.rs

@@ -390,6 +390,7 @@ mod tests {
                 Accept, Host, qitem};
     use httparse;
 
+    #[cfg(feature = "nightly")]
     use test::Bencher;
 
     // Slice.position_elem is unstable
@@ -575,6 +576,7 @@ mod tests {
         }
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_new(b: &mut Bencher) {
         b.iter(|| {
@@ -584,12 +586,14 @@ mod tests {
         })
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_from_raw(b: &mut Bencher) {
         let raw = raw!(b"Content-Length: 10");
         b.iter(|| Headers::from_raw(&raw).unwrap())
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_get(b: &mut Bencher) {
         let mut headers = Headers::new();
@@ -597,18 +601,21 @@ mod tests {
         b.iter(|| assert_eq!(headers.get::<ContentLength>(), Some(&ContentLength(11))))
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_get_miss(b: &mut Bencher) {
         let headers = Headers::new();
         b.iter(|| assert!(headers.get::<ContentLength>().is_none()))
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_set(b: &mut Bencher) {
         let mut headers = Headers::new();
         b.iter(|| headers.set(ContentLength(12)))
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_has(b: &mut Bencher) {
         let mut headers = Headers::new();
@@ -616,6 +623,7 @@ mod tests {
         b.iter(|| assert!(headers.has::<ContentLength>()))
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_view_is(b: &mut Bencher) {
         let mut headers = Headers::new();
@@ -625,6 +633,7 @@ mod tests {
         b.iter(|| assert!(view.is::<ContentLength>()))
     }
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_headers_fmt(b: &mut Bencher) {
         let mut headers = Headers::new();

src/http.rs

@@ -518,8 +518,10 @@ mod tests {
         parse_request(&mut buf).unwrap();
     }
 
+    #[cfg(feature = "nightly")]
     use test::Bencher;
 
+    #[cfg(feature = "nightly")]
     #[bench]
     fn bench_parse_incoming(b: &mut Bencher) {
         use buffer::BufReader;

src/lib.rs

@@ -1,7 +1,7 @@
 #![doc(html_root_url = "https://hyperium.github.io/hyper/hyper/index.html")]
 #![deny(missing_docs)]
 #![cfg_attr(test, deny(warnings))]
-#![cfg_attr(test, feature(test))]
+#![cfg_attr(all(test, feature = "nightly"), feature(test))]
 
 //! # Hyper
 //!
@@ -140,7 +140,7 @@ extern crate typeable;
 #[macro_use]
 extern crate log;
 
-#[cfg(test)]
+#[cfg(all(test, feature = "nightly"))]
 extern crate test;