Fuchsia sockets:

runtime/tests/vm/dart/hello_fuchsia_test.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import "dart:async";
 import "dart:io";
 
+testAddressParse() async {
+  print(new InternetAddress("1.0.2.3").rawAddress);
+  print(new InternetAddress("1.0.2.3").type);
+
+  print(new InternetAddress("::1").rawAddress);
+  print(new InternetAddress("::1").type);
+
+  try {
+    print(new InternetAddress("localhost"));
+  } catch (e) {
+    print(e);
+  }
+}
+
 testSimpleBind() async {
   var s = await RawServerSocket.bind(InternetAddress.LOOPBACK_IP_V4, 0);
   print("port = ${s.port}");
   await s.close();
 }
 
 testSimpleConnect() async {
   var server = await RawServerSocket.bind(InternetAddress.LOOPBACK_IP_V4, 0);
   print("server port = ${server.port}");
   server.listen((socket) {
     print("listen socket port = ${socket.port}");
     socket.close();
   });
   var socket = await RawSocket.connect("127.0.0.1", server.port);
   print("socket port = ${socket.port}");
+  if (socket.remoteAddress.address != "127.0.0.1" ||
+      socket.remoteAddress.type != InternetAddressType.IP_V4) {
+    throw "Bad remote address ${socket.remoteAddress}";
+  }
+  if (socket.remotePort is! int) {
+    throw "Bad remote port ${socket.remotePort}";
+  }
   await server.close();
   await socket.close();
 }
 
 testSimpleReadWrite({bool dropReads}) async {
   // This test creates a server and a client connects. The client then
   // writes and the server echos. When the server has finished its
   // echo it half-closes. When the client gets the close event is
   // closes fully.
 
@@ skipping 157 matching lines @@
     // Lookup failed or connection failed.  Don't report a failure.
     print("SocketException: $e");
   } finally {
     client.close();
   }
 }
 
 main() async {
   print("Hello, Fuchsia!");
 
+  print("testAddressParse");
+  await testAddressParse();
+  print("testAddressParse done");
+
   print("testSimpleBind");
   await testSimpleBind();
   print("testSimpleBind done");
 
   print("testSimpleConnect");
   await testSimpleConnect();
   print("testSimpleConnect done");
 
+  // TODO(US-81): Enable.
   // print("testSimpleReadWrite");
   // await testSimpleReadWrite(dropReads: false);
   // print("testSimpleReadWrite done");
 
-  // print("testGoogleUrl");
-  // await testGoogleUrl(null, 'pass');
-  // print("testGoogleUrl done");
+  print("testGoogleUrl");
+  await testGoogleUrl(null, 'pass');
+  print("testGoogleUrl done");
 
   print("Goodbyte, Fuchsia!");
 }