restore server start test

src/test.rs

@@ -81,7 +81,7 @@ impl TestServer {
         // run server in separate thread
         let join = thread::spawn(move || {
             let sys = System::new("actix-test-server");
-            let tcp = net::TcpListener::bind("0.0.0.0:0").unwrap();
+            let tcp = net::TcpListener::bind("127.0.0.1:0").unwrap();
             let local_addr = tcp.local_addr().unwrap();
             let tcp = TcpListener::from_listener(tcp, &local_addr, Arbiter::handle()).unwrap();
 
@@ -113,7 +113,7 @@ impl TestServer {
         let join = thread::spawn(move || {
             let sys = System::new("actix-test-server");
 
-            let tcp = net::TcpListener::bind("0.0.0.0:0").unwrap();
+            let tcp = net::TcpListener::bind("127.0.0.1:0").unwrap();
             let local_addr = tcp.local_addr().unwrap();
             let tcp = TcpListener::from_listener(tcp, &local_addr, Arbiter::handle()).unwrap();
 
@@ -135,6 +135,12 @@ impl TestServer {
         }
     }
 
+    /// Get firat available unused address
+    pub fn unused_addr() -> net::SocketAddr {
+        let tcp = net::TcpListener::bind("127.0.0.1:0").unwrap();
+        tcp.local_addr().unwrap()
+    }
+
     /// Construct test server url
     pub fn url(&self, uri: &str) -> String {
         if uri.starts_with('/') {

tests/test_server.rs

@@ -3,10 +3,27 @@ extern crate actix_web;
 extern crate tokio_core;
 extern crate reqwest;
 
+use std::thread;
 use std::sync::Arc;
 use std::sync::atomic::{AtomicUsize, Ordering};
 
 use actix_web::*;
+use actix::System;
+
+#[test]
+fn test_start() {
+    let addr = test::TestServer::unused_addr();
+    let srv_addr = addr.clone();
+    thread::spawn(move || {
+        let sys = System::new("test");
+        let srv = HttpServer::new(
+            || vec![Application::new()
+                    .resource("/", |r| r.method(Method::GET).h(httpcodes::HTTPOk))]);
+        srv.bind(srv_addr).unwrap().start();
+        sys.run();
+    });
+    assert!(reqwest::get(&format!("http://{}/", addr)).unwrap().status().is_success());
+}
 
 #[test]
 fn test_simple() {