Update InternetAddress

tests/standalone/io/internet_address_test.dart

 // Copyright (c) 2013, 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:io';
 
 import "package:expect/expect.dart";
 
 void testDefaultAddresses() {
   var loopback4 = InternetAddress.LOOPBACK_IP_V4;
@@ skipping 14 matching lines @@
   Expect.equals("0.0.0.0", any4.host);
   Expect.equals("0.0.0.0", any4.address);
 
   var any6 = InternetAddress.ANY_IP_V6;
   Expect.isNotNull(any6);
   Expect.equals(InternetAddressType.IP_V6, any6.type);
   Expect.equals("::", any6.host);
   Expect.equals("::", any6.address);
 }
 
+void testConstructor() {
+  var loopback4 = new InternetAddress("127.0.0.1");
+  Expect.equals(InternetAddressType.IP_V4, loopback4.type);
+  Expect.equals("127.0.0.1", loopback4.host);
+  Expect.equals("127.0.0.1", loopback4.address);
+  Expect.isFalse(loopback4.isMulticast);
+
+  var loopback6 = new InternetAddress("::1");
+  Expect.equals(InternetAddressType.IP_V6, loopback6.type);
+  Expect.equals("::1", loopback6.host);
+  Expect.equals("::1", loopback6.address);
+  Expect.isFalse(loopback6.isMulticast);
+
+  var ip4 = new InternetAddress("10.20.30.40");
+  Expect.equals(InternetAddressType.IP_V4, ip4.type);
+  Expect.equals("10.20.30.40", ip4.host);
+  Expect.equals("10.20.30.40", ip4.address);
+  Expect.isFalse(ip4.isMulticast);
+
+  var ip6 = new InternetAddress("10:20::30:40");
+  Expect.equals(InternetAddressType.IP_V6, ip6.type);
+  Expect.equals("10:20::30:40", ip6.host);
+  Expect.equals("10:20::30:40", ip6.address);
+  Expect.isFalse(ip6.isMulticast);
+
+  var multicast4 = new InternetAddress("224.1.2.3");
+  Expect.equals(InternetAddressType.IP_V4, multicast4.type);
+  Expect.isTrue(multicast4.isMulticast);
+
+  var multicast6 = new InternetAddress("FF00::1:2:3");
+  Expect.equals(InternetAddressType.IP_V6, multicast6.type);
+  Expect.isTrue(multicast6.isMulticast);
+
+  Expect.throws(() => new InternetAddress("1.2.3"),
+                (e) => e is ArgumentError);
+  Expect.throws(() => new InternetAddress("::FFFF::1"),
+                (e) => e is ArgumentError);
+}
+
+void testEquality() {
+  Expect.equals(new InternetAddress("127.0.0.1"),
+                new InternetAddress("127.0.0.1"));
+  Expect.equals(new InternetAddress("127.0.0.1"),
+                InternetAddress.LOOPBACK_IP_V4);
+  Expect.equals(new InternetAddress("::1"),
+                new InternetAddress("::1"));
+  Expect.equals(new InternetAddress("::1"),
+                InternetAddress.LOOPBACK_IP_V6);
+  Expect.equals(new InternetAddress("1:2:3:4:5:6:7:8"),
+                new InternetAddress("1:2:3:4:5:6:7:8"));
+  Expect.equals(new InternetAddress("1::2"),
+                new InternetAddress("1:0:0:0:0:0:0:2"));
+  Expect.equals(new InternetAddress("::FFFF:0:0:16.32.48.64"),
+                new InternetAddress("::FFFF:0:0:1020:3040"));
+
+  var set = new Set();
+  set.add(new InternetAddress("127.0.0.1"));
+  set.add(new InternetAddress("::1"));
+  set.add(new InternetAddress("1:2:3:4:5:6:7:8"));
+  Expect.isTrue(set.contains(new InternetAddress("127.0.0.1")));
+  Expect.isTrue(set.contains(InternetAddress.LOOPBACK_IP_V4));
+  Expect.isFalse(set.contains(new InternetAddress("127.0.0.2")));
+  Expect.isTrue(set.contains(new InternetAddress("::1")));
+  Expect.isTrue(set.contains(InternetAddress.LOOPBACK_IP_V6));
+  Expect.isFalse(set.contains(new InternetAddress("::2")));
+  Expect.isTrue(set.contains(new InternetAddress("1:2:3:4:5:6:7:8")));
+  Expect.isFalse(set.contains(new InternetAddress("1:2:3:4:5:6:7:9")));
+  Expect.isFalse(set.contains(new InternetAddress("0:2:3:4:5:6:7:8")));
+}
+
 void testLookup() {
   InternetAddress.lookup("127.0.0.1").then((addresses) {
     Expect.equals(1, addresses.length);
     Expect.equals("127.0.0.1", addresses[0].address);
   });
 
   InternetAddress.lookup("::1").then((addresses) {
     Expect.equals(1, addresses.length);
     Expect.equals("::1", addresses[0].address);
   });
@@ skipping 10 matching lines @@
     Expect.equals('127.0.0.1', addrs.first.host);
     addrs.first.reverse().then((addr) {
       Expect.isNotNull(addr.host);
       Expect.notEquals('127.0.0.1', addr.host);
     });
   });
 }
 
 void main() {
   testDefaultAddresses();
+  testConstructor();
+  testEquality();
   testLookup();
   testReverseLookup();
 }