diff --git a/ntex-http/src/error.rs b/ntex-http/src/error.rs
index 8b5ff2e5..5f6d4557 100644
--- a/ntex-http/src/error.rs
+++ b/ntex-http/src/error.rs
@@ -147,23 +147,43 @@ mod tests {
     use super::*;
     use std::error::Error as StdError;
 
+    #[test]
+    fn inner_http_error() {
+        let e = method::Method::from_bytes(b"").unwrap_err();
+        let err: Error = http::Error::from(e).into();
+        let ie = err.get_ref();
+        assert!(ie.is::<http::Error>());
+    }
+
     #[test]
     fn inner_error_is_invalid_status_code() {
-        if let Err(e) = status::StatusCode::from_u16(6666) {
-            let err: Error = e.into();
-            let ie = err.get_ref();
-            assert!(!ie.is::<header::InvalidHeaderValue>());
-            assert!(ie.is::<status::InvalidStatusCode>());
-            ie.downcast_ref::<status::InvalidStatusCode>().unwrap();
+        let e = status::StatusCode::from_u16(6666).unwrap_err();
+        let err: Error = e.into();
+        let ie = err.get_ref();
+        assert!(!ie.is::<header::InvalidHeaderValue>());
+        assert!(ie.is::<status::InvalidStatusCode>());
+        ie.downcast_ref::<status::InvalidStatusCode>().unwrap();
 
-            assert!(err.source().is_none());
-            assert!(!err.is::<InvalidHeaderValue>());
-            assert!(err.is::<status::InvalidStatusCode>());
+        assert!(err.source().is_none());
+        assert!(!err.is::<InvalidHeaderValue>());
+        assert!(err.is::<status::InvalidStatusCode>());
 
-            let s = format!("{:?}", err);
-            assert!(s.starts_with("ntex_http::Error"));
-        } else {
-            panic!("Bad status allowed!");
-        }
+        let s = format!("{:?}", err);
+        assert!(s.starts_with("ntex_http::Error"));
+    }
+
+    #[test]
+    fn inner_error_is_invalid_method() {
+        let e = method::Method::from_bytes(b"").unwrap_err();
+        let err: Error = e.into();
+        let ie = err.get_ref();
+        assert!(ie.is::<method::InvalidMethod>());
+        ie.downcast_ref::<method::InvalidMethod>().unwrap();
+
+        assert!(err.source().is_none());
+        assert!(err.is::<method::InvalidMethod>());
+
+        let s = format!("{:?}", err);
+        assert!(s.starts_with("ntex_http::Error"));
     }
 }
diff --git a/ntex-io/src/dispatcher.rs b/ntex-io/src/dispatcher.rs
index c0aeb0d1..e5650fa3 100644
--- a/ntex-io/src/dispatcher.rs
+++ b/ntex-io/src/dispatcher.rs
@@ -726,6 +726,7 @@ mod tests {
 
     #[ntex::test]
     async fn test_basic() {
+        let _ = env_logger::try_init();
         let (client, server) = IoTest::create();
         client.remote_buffer_cap(1024);
         client.write("GET /test HTTP/1\r\n\r\n");
diff --git a/ntex-io/src/testing.rs b/ntex-io/src/testing.rs
index 604b3627..406c42c6 100644
--- a/ntex-io/src/testing.rs
+++ b/ntex-io/src/testing.rs
@@ -685,5 +685,11 @@ mod tests {
 
         let res = lazy(|cx| server2.poll_write_buf(cx, b"123")).await;
         assert!(res.is_pending());
+
+        let (client, _) = IoTest::create();
+        let addr: net::SocketAddr = "127.0.0.1:8080".parse().unwrap();
+        let client = crate::Io::new(client.set_peer_addr(addr));
+        let item = client.query::<crate::types::PeerAddr>();
+        assert!(format!("{:?}", item).contains("QueryItem(127.0.0.1:8080)"));
     }
 }
diff --git a/ntex-net/src/connect/message.rs b/ntex-net/src/connect/message.rs
index 5822a006..ae7aa168 100644
--- a/ntex-net/src/connect/message.rs
+++ b/ntex-net/src/connect/message.rs
@@ -296,6 +296,10 @@ mod tests {
         let s = "test".to_string();
         assert_eq!(s.host(), "test");
         assert_eq!(s.port(), None);
+
+        let s = ByteString::from("test");
+        assert_eq!(s.host(), "test");
+        assert_eq!(s.port(), None);
     }
 
     #[test]
diff --git a/ntex-net/src/connect/service.rs b/ntex-net/src/connect/service.rs
index 4969b9fd..05e71ad3 100644
--- a/ntex-net/src/connect/service.rs
+++ b/ntex-net/src/connect/service.rs
@@ -231,7 +231,10 @@ mod tests {
             ntex_service::fn_service(|_| async { Ok::<_, ()>(()) })
         });
 
-        let srv = Connector::default().tag("T").memory_pool(PoolId::P5);
+        let srv = Connector::default()
+            .tag("T")
+            .memory_pool(PoolId::P5)
+            .clone();
         let result = srv.connect("").await;
         assert!(result.is_err());
         let result = srv.connect("localhost:99999").await;
diff --git a/ntex-service/src/and_then.rs b/ntex-service/src/and_then.rs
index e2b0489f..fb86be56 100644
--- a/ntex-service/src/and_then.rs
+++ b/ntex-service/src/and_then.rs
@@ -141,10 +141,12 @@ mod tests {
     async fn test_ready() {
         let cnt = Rc::new(Cell::new(0));
         let cnt_sht = Rc::new(Cell::new(0));
-        let srv = chain(Srv1(cnt.clone(), cnt_sht.clone()))
-            .and_then(Srv2(cnt.clone(), cnt_sht.clone()))
-            .clone()
-            .into_pipeline();
+        let srv = Box::new(
+            chain(Srv1(cnt.clone(), cnt_sht.clone()))
+                .and_then(Srv2(cnt.clone(), cnt_sht.clone()))
+                .clone(),
+        )
+        .into_pipeline();
         let res = srv.ready().await;
         assert_eq!(res, Ok(()));
         assert_eq!(cnt.get(), 2);
@@ -168,9 +170,11 @@ mod tests {
     #[ntex::test]
     async fn test_call() {
         let cnt = Rc::new(Cell::new(0));
-        let srv = chain(Srv1(cnt.clone(), Rc::new(Cell::new(0))))
-            .and_then(Srv2(cnt, Rc::new(Cell::new(0))))
-            .into_pipeline();
+        let srv = Box::new(
+            chain(Srv1(cnt.clone(), Rc::new(Cell::new(0))))
+                .and_then(Srv2(cnt, Rc::new(Cell::new(0)))),
+        )
+        .into_pipeline();
         let res = srv.call("srv1").await;
         assert!(res.is_ok());
         assert_eq!(res.unwrap(), ("srv1", "srv2"));
diff --git a/ntex-service/src/fn_service.rs b/ntex-service/src/fn_service.rs
index 4e02ba50..332e77ff 100644
--- a/ntex-service/src/fn_service.rs
+++ b/ntex-service/src/fn_service.rs
@@ -369,20 +369,6 @@ where
     }
 }
 
-impl<F, S, R, Req, E, C> IntoServiceFactory<FnServiceNoConfig<F, S, R, Req, E>, Req, C>
-    for F
-where
-    F: Fn() -> R,
-    R: Future<Output = Result<S, E>>,
-    S: Service<Req>,
-    C: 'static,
-{
-    #[inline]
-    fn into_factory(self) -> FnServiceNoConfig<F, S, R, Req, E> {
-        FnServiceNoConfig::new(self)
-    }
-}
-
 #[cfg(test)]
 mod tests {
     use ntex_util::future::lazy;
diff --git a/ntex-util/src/future/either.rs b/ntex-util/src/future/either.rs
index 2c142dfb..8232b410 100644
--- a/ntex-util/src/future/either.rs
+++ b/ntex-util/src/future/either.rs
@@ -141,11 +141,13 @@ mod test {
         e.as_ref();
         e.as_mut();
 
-        let e = Either::<(), ()>::Right(());
+        let mut e = Either::<(), ()>::Right(());
         assert!(!e.is_left());
         assert!(e.is_right());
         assert!(e.left().is_none());
         assert!(e.right().is_some());
+        e.as_ref();
+        e.as_mut();
 
         assert_eq!(Either::<(), ()>::Left(()).into_inner(), ());
         assert_eq!(Either::<(), ()>::Right(()).into_inner(), ());
diff --git a/ntex-util/src/future/ready.rs b/ntex-util/src/future/ready.rs
index ad97e360..0026ae5d 100644
--- a/ntex-util/src/future/ready.rs
+++ b/ntex-util/src/future/ready.rs
@@ -39,3 +39,22 @@ impl<T, E> From<Result<T, E>> for Ready<T, E> {
         }
     }
 }
+
+#[cfg(test)]
+mod test {
+    use std::future::poll_fn;
+
+    use super::*;
+
+    #[ntex_macros::rt_test2]
+    async fn ready() {
+        let ok = Ok::<_, ()>("ok");
+        let mut f = Ready::from(ok);
+        let res = poll_fn(|cx| Pin::new(&mut f).poll(cx)).await;
+        assert_eq!(res.unwrap(), "ok");
+        let err = Err::<(), _>("err");
+        let mut f = Ready::from(err);
+        let res = poll_fn(|cx| Pin::new(&mut f).poll(cx)).await;
+        assert_eq!(res.unwrap_err(), "err");
+    }
+}