Bug 4865: Enable connectivity when the remote peer is on public internet.

webrtc/base/ipaddress_unittest.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 526 matching lines @@
   EXPECT_FALSE(IPIsPrivate(IPAddress(kIPv6PublicAddr)));
   EXPECT_FALSE(IPIsPrivate(IPAddress(kIPv4MappedAnyAddr)));
   EXPECT_FALSE(IPIsPrivate(IPAddress(kIPv4MappedPublicAddr)));
 
   EXPECT_TRUE(IPIsPrivate(IPAddress(kIPv4RFC1918Addr)));
   EXPECT_TRUE(IPIsPrivate(IPAddress(INADDR_LOOPBACK)));
   EXPECT_TRUE(IPIsPrivate(IPAddress(in6addr_loopback)));
   EXPECT_TRUE(IPIsPrivate(IPAddress(kIPv6LinkLocalAddr)));
 }
 
+TEST(IPAddressTest, TestIsNil) {
+  IPAddress addr;
+  EXPECT_TRUE(IPAddress().IsNil());
+
+  EXPECT_TRUE(IPFromString(kIPv6AnyAddrString, &addr));
+  EXPECT_FALSE(addr.IsNil());
+
+  EXPECT_TRUE(IPFromString(kIPv4AnyAddrString, &addr));
+  EXPECT_FALSE(addr.IsNil());
+
+  EXPECT_FALSE(IPAddress(kIPv4PublicAddr).IsNil());
+}
+
 TEST(IPAddressTest, TestIsLoopback) {
   EXPECT_FALSE(IPIsLoopback(IPAddress(INADDR_ANY)));
   EXPECT_FALSE(IPIsLoopback(IPAddress(kIPv4PublicAddr)));
   EXPECT_FALSE(IPIsLoopback(IPAddress(in6addr_any)));
   EXPECT_FALSE(IPIsLoopback(IPAddress(kIPv6PublicAddr)));
   EXPECT_FALSE(IPIsLoopback(IPAddress(kIPv4MappedAnyAddr)));
   EXPECT_FALSE(IPIsLoopback(IPAddress(kIPv4MappedPublicAddr)));
 
   EXPECT_TRUE(IPIsLoopback(IPAddress(INADDR_LOOPBACK)));
   EXPECT_TRUE(IPIsLoopback(IPAddress(in6addr_loopback)));
@@ skipping 365 matching lines @@
   IPAddress *paddr1 = &addr1;
   IPAddress *paddr4 = &addr4;
   EXPECT_EQ(*paddr1, *paddr4);
 
   InterfaceAddress addr5(kIPv6LinkLocalAddr,
                          IPV6_ADDRESS_FLAG_TEMPORARY);
   EXPECT_NE(addr1, addr5);
 }
 
 }  // namespace rtc