| /* | 
 |  *  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. | 
 |  */ | 
 |  | 
 | #include "rtc_base/ipaddress.h" | 
 | #include "rtc_base/gunit.h" | 
 |  | 
 | namespace rtc { | 
 |  | 
 | static const unsigned int kIPv4AddrSize = 4; | 
 | static const unsigned int kIPv6AddrSize = 16; | 
 | static const unsigned int kIPv4RFC1918Addr = 0xC0A80701; | 
 | static const unsigned int kIPv4PublicAddr = 0x01020304; | 
 | static const in6_addr kIPv6LinkLocalAddr = {{{0xfe, 0x80, 0x00, 0x00, | 
 |                                               0x00, 0x00, 0x00, 0x00, | 
 |                                               0xbe, 0x30, 0x5b, 0xff, | 
 |                                               0xfe, 0xe5, 0x00, 0xc3}}}; | 
 | static const in6_addr kIPv6PublicAddr = {{{0x24, 0x01, 0xfa, 0x00, | 
 |                                            0x00, 0x04, 0x10, 0x00, | 
 |                                            0xbe, 0x30, 0x5b, 0xff, | 
 |                                            0xfe, 0xe5, 0x00, 0xc3}}}; | 
 | static const in6_addr kIPv6PublicAddr2 = {{{0x24, 0x01, 0x00, 0x00, | 
 |                                             0x00, 0x00, 0x10, 0x00, | 
 |                                             0xbe, 0x30, 0x5b, 0xff, | 
 |                                             0xfe, 0xe5, 0x00, 0xc3}}}; | 
 | static const in6_addr kIPv4MappedAnyAddr = {{{0x00, 0x00, 0x00, 0x00, | 
 |                                               0x00, 0x00, 0x00, 0x00, | 
 |                                               0x00, 0x00, 0xff, 0xff, | 
 |                                               0x00, 0x00, 0x00, 0x00}}}; | 
 | static const in6_addr kIPv4MappedRFC1918Addr = {{{0x00, 0x00, 0x00, 0x00, | 
 |                                                   0x00, 0x00, 0x00, 0x00, | 
 |                                                   0x00, 0x00, 0xff, 0xff, | 
 |                                                   0xc0, 0xa8, 0x07, 0x01}}}; | 
 | static const in6_addr kIPv4MappedPublicAddr = {{{0x00, 0x00, 0x00, 0x00, | 
 |                                                  0x00, 0x00, 0x00, 0x00, | 
 |                                                  0x00, 0x00, 0xff, 0xff, | 
 |                                                  0x01, 0x02, 0x03, 0x04}}}; | 
 |  | 
 | static const std::string kIPv4AnyAddrString = "0.0.0.0"; | 
 | static const std::string kIPv4LoopbackAddrString = "127.0.0.1"; | 
 | static const std::string kIPv4RFC1918AddrString = "192.168.7.1"; | 
 | static const std::string kIPv4PublicAddrString = "1.2.3.4"; | 
 | static const std::string kIPv4PublicAddrAnonymizedString = "1.2.3.x"; | 
 | static const std::string kIPv6AnyAddrString = "::"; | 
 | static const std::string kIPv6LoopbackAddrString = "::1"; | 
 | static const std::string kIPv6LinkLocalAddrString = "fe80::be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6EuiAddrString = | 
 |     "2620:0:1008:1201:a248:1cff:fe98:360"; | 
 | static const std::string kIPv6TemporaryAddrString = | 
 |     "2620:0:1008:1201:2089:6dda:385e:80c0"; | 
 | static const std::string kIPv6PublicAddrString = | 
 |     "2401:fa00:4:1000:be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6PublicAddr2String = | 
 |     "2401::1000:be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6PublicAddrAnonymizedString = | 
 |     "2401:fa00:4:x:x:x:x:x"; | 
 | static const std::string kIPv6PublicAddr2AnonymizedString = | 
 |     "2401:0:0:x:x:x:x:x"; | 
 | static const std::string kIPv4MappedAnyAddrString = "::ffff:0:0"; | 
 | static const std::string kIPv4MappedRFC1918AddrString = "::ffff:c0a8:701"; | 
 | static const std::string kIPv4MappedLoopbackAddrString = "::ffff:7f00:1"; | 
 | static const std::string kIPv4MappedPublicAddrString = "::ffff:102:0304"; | 
 | static const std::string kIPv4MappedV4StyleAddrString = "::ffff:192.168.7.1"; | 
 |  | 
 | static const std::string kIPv4BrokenString1 = "192.168.7."; | 
 | static const std::string kIPv4BrokenString2 = "192.168.7.1.1"; | 
 | static const std::string kIPv4BrokenString3 = "192.168.7.1:80"; | 
 | static const std::string kIPv4BrokenString4 = "192.168.7.ONE"; | 
 | static const std::string kIPv4BrokenString5 = "-192.168.7.1"; | 
 | static const std::string kIPv4BrokenString6 = "256.168.7.1"; | 
 | static const std::string kIPv6BrokenString1 = "2401:fa00:4:1000:be30"; | 
 | static const std::string kIPv6BrokenString2 = | 
 |     "2401:fa00:4:1000:be30:5bff:fee5:c3:1"; | 
 | static const std::string kIPv6BrokenString3 = | 
 |     "[2401:fa00:4:1000:be30:5bff:fee5:c3]:1"; | 
 | static const std::string kIPv6BrokenString4 = | 
 |     "2401::4::be30"; | 
 | static const std::string kIPv6BrokenString5 = | 
 |     "2401:::4:fee5:be30"; | 
 | static const std::string kIPv6BrokenString6 = | 
 |     "2401f:fa00:4:1000:be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6BrokenString7 = | 
 |     "2401:ga00:4:1000:be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6BrokenString8 = | 
 |     "2401:fa000:4:1000:be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6BrokenString9 = | 
 |     "2401:fal0:4:1000:be30:5bff:fee5:c3"; | 
 | static const std::string kIPv6BrokenString10 = | 
 |     "::ffff:192.168.7."; | 
 | static const std::string kIPv6BrokenString11 = | 
 |     "::ffff:192.168.7.1.1.1"; | 
 | static const std::string kIPv6BrokenString12 = | 
 |     "::fffe:192.168.7.1"; | 
 | static const std::string kIPv6BrokenString13 = | 
 |     "::ffff:192.168.7.ff"; | 
 | static const std::string kIPv6BrokenString14 = | 
 |     "0x2401:fa00:4:1000:be30:5bff:fee5:c3"; | 
 |  | 
 | bool AreEqual(const IPAddress& addr, | 
 |               const IPAddress& addr2) { | 
 |   if ((IPIsAny(addr) != IPIsAny(addr2)) || | 
 |       (IPIsLoopback(addr) != IPIsLoopback(addr2)) || | 
 |       (IPIsPrivate(addr) != IPIsPrivate(addr2)) || | 
 |       (HashIP(addr) != HashIP(addr2)) || | 
 |       (addr.Size() != addr2.Size()) || | 
 |       (addr.family() != addr2.family()) || | 
 |       (addr.ToString() != addr2.ToString())) { | 
 |     return false; | 
 |   } | 
 |   in_addr v4addr, v4addr2; | 
 |   v4addr = addr.ipv4_address(); | 
 |   v4addr2 = addr2.ipv4_address(); | 
 |   if (0 != memcmp(&v4addr, &v4addr2, sizeof(v4addr))) { | 
 |     return false; | 
 |   } | 
 |   in6_addr v6addr, v6addr2; | 
 |   v6addr = addr.ipv6_address(); | 
 |   v6addr2 = addr2.ipv6_address(); | 
 |   if (0 != memcmp(&v6addr, &v6addr2, sizeof(v6addr))) { | 
 |     return false; | 
 |   } | 
 |   return true; | 
 | } | 
 |  | 
 | bool BrokenIPStringFails(const std::string& broken) { | 
 |   IPAddress addr(0);   // Intentionally make it v4. | 
 |   if (IPFromString(kIPv4BrokenString1, &addr)) { | 
 |     return false; | 
 |   } | 
 |   return addr.family() == AF_UNSPEC; | 
 | } | 
 |  | 
 | bool CheckMaskCount(const std::string& mask, int expected_length) { | 
 |   IPAddress addr; | 
 |   return IPFromString(mask, &addr) && | 
 |       (expected_length == CountIPMaskBits(addr)); | 
 | } | 
 |  | 
 | bool TryInvalidMaskCount(const std::string& mask) { | 
 |   // We don't care about the result at all, but we do want to know if | 
 |   // CountIPMaskBits is going to crash or infinite loop or something. | 
 |   IPAddress addr; | 
 |   if (!IPFromString(mask, &addr)) { | 
 |     return false; | 
 |   } | 
 |   CountIPMaskBits(addr); | 
 |   return true; | 
 | } | 
 |  | 
 | bool CheckTruncateIP(const std::string& initial, int truncate_length, | 
 |                      const std::string& expected_result) { | 
 |   IPAddress addr, expected; | 
 |   IPFromString(initial, &addr); | 
 |   IPFromString(expected_result, &expected); | 
 |   IPAddress truncated = TruncateIP(addr, truncate_length); | 
 |   return truncated == expected; | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestDefaultCtor) { | 
 |   IPAddress addr; | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |  | 
 |   EXPECT_EQ(0U, addr.Size()); | 
 |   EXPECT_EQ(AF_UNSPEC, addr.family()); | 
 |   EXPECT_EQ("", addr.ToString()); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestInAddrCtor) { | 
 |   in_addr v4addr; | 
 |  | 
 |   // Test V4 Any address. | 
 |   v4addr.s_addr = INADDR_ANY; | 
 |   IPAddress addr(v4addr); | 
 |   EXPECT_TRUE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4AnyAddrString, addr.ToString()); | 
 |  | 
 |   // Test a V4 loopback address. | 
 |   v4addr.s_addr = htonl(INADDR_LOOPBACK); | 
 |   addr = IPAddress(v4addr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_TRUE(IPIsLoopback(addr)); | 
 |   EXPECT_TRUE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4LoopbackAddrString, addr.ToString()); | 
 |  | 
 |   // Test an RFC1918 address. | 
 |   v4addr.s_addr = htonl(kIPv4RFC1918Addr); | 
 |   addr = IPAddress(v4addr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_TRUE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4RFC1918AddrString, addr.ToString()); | 
 |  | 
 |   // Test a 'normal' v4 address. | 
 |   v4addr.s_addr = htonl(kIPv4PublicAddr); | 
 |   addr = IPAddress(v4addr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4PublicAddrString, addr.ToString()); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestInAddr6Ctor) { | 
 |   // Test v6 empty. | 
 |   IPAddress addr(in6addr_any); | 
 |   EXPECT_TRUE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv6AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv6AnyAddrString, addr.ToString()); | 
 |  | 
 |   // Test v6 loopback. | 
 |   addr = IPAddress(in6addr_loopback); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_TRUE(IPIsLoopback(addr)); | 
 |   EXPECT_TRUE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv6AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv6LoopbackAddrString, addr.ToString()); | 
 |  | 
 |   // Test v6 link-local. | 
 |   addr = IPAddress(kIPv6LinkLocalAddr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_TRUE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv6AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv6LinkLocalAddrString, addr.ToString()); | 
 |  | 
 |   // Test v6 global address. | 
 |   addr = IPAddress(kIPv6PublicAddr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv6AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv6PublicAddrString, addr.ToString()); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestUint32Ctor) { | 
 |   // Test V4 Any address. | 
 |   IPAddress addr(0); | 
 |   EXPECT_TRUE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4AnyAddrString, addr.ToString()); | 
 |  | 
 |   // Test a V4 loopback address. | 
 |   addr = IPAddress(INADDR_LOOPBACK); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_TRUE(IPIsLoopback(addr)); | 
 |   EXPECT_TRUE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4LoopbackAddrString, addr.ToString()); | 
 |  | 
 |   // Test an RFC1918 address. | 
 |   addr = IPAddress(kIPv4RFC1918Addr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_TRUE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4RFC1918AddrString, addr.ToString()); | 
 |  | 
 |   // Test a 'normal' v4 address. | 
 |   addr = IPAddress(kIPv4PublicAddr); | 
 |   EXPECT_FALSE(IPIsAny(addr)); | 
 |   EXPECT_FALSE(IPIsLoopback(addr)); | 
 |   EXPECT_FALSE(IPIsPrivate(addr)); | 
 |   EXPECT_EQ(kIPv4AddrSize, addr.Size()); | 
 |   EXPECT_EQ(kIPv4PublicAddrString, addr.ToString()); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestCopyCtor) { | 
 |   in_addr v4addr; | 
 |   v4addr.s_addr = htonl(kIPv4PublicAddr); | 
 |   IPAddress addr(v4addr); | 
 |   IPAddress addr2(addr); | 
 |  | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(INADDR_ANY); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(INADDR_LOOPBACK); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(kIPv4PublicAddr); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(kIPv4RFC1918Addr); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(in6addr_any); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(in6addr_loopback); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(kIPv6LinkLocalAddr); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr = IPAddress(kIPv6PublicAddr); | 
 |   addr2 = IPAddress(addr); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestEquality) { | 
 |   // Check v4 equality | 
 |   in_addr v4addr, v4addr2; | 
 |   v4addr.s_addr = htonl(kIPv4PublicAddr); | 
 |   v4addr2.s_addr = htonl(kIPv4PublicAddr + 1); | 
 |   IPAddress addr(v4addr); | 
 |   IPAddress addr2(v4addr2); | 
 |   IPAddress addr3(v4addr); | 
 |  | 
 |   EXPECT_TRUE(addr == addr); | 
 |   EXPECT_TRUE(addr2 == addr2); | 
 |   EXPECT_TRUE(addr3 == addr3); | 
 |   EXPECT_TRUE(addr == addr3); | 
 |   EXPECT_TRUE(addr3 == addr); | 
 |   EXPECT_FALSE(addr2 == addr); | 
 |   EXPECT_FALSE(addr2 == addr3); | 
 |   EXPECT_FALSE(addr == addr2); | 
 |   EXPECT_FALSE(addr3 == addr2); | 
 |  | 
 |   // Check v6 equality | 
 |   IPAddress addr4(kIPv6PublicAddr); | 
 |   IPAddress addr5(kIPv6LinkLocalAddr); | 
 |   IPAddress addr6(kIPv6PublicAddr); | 
 |  | 
 |   EXPECT_TRUE(addr4 == addr4); | 
 |   EXPECT_TRUE(addr5 == addr5); | 
 |   EXPECT_TRUE(addr4 == addr6); | 
 |   EXPECT_TRUE(addr6 == addr4); | 
 |   EXPECT_FALSE(addr4 == addr5); | 
 |   EXPECT_FALSE(addr5 == addr4); | 
 |   EXPECT_FALSE(addr6 == addr5); | 
 |   EXPECT_FALSE(addr5 == addr6); | 
 |  | 
 |   // Check v4/v6 cross-equality | 
 |   EXPECT_FALSE(addr == addr4); | 
 |   EXPECT_FALSE(addr == addr5); | 
 |   EXPECT_FALSE(addr == addr6); | 
 |   EXPECT_FALSE(addr4 == addr); | 
 |   EXPECT_FALSE(addr5 == addr); | 
 |   EXPECT_FALSE(addr6 == addr); | 
 |   EXPECT_FALSE(addr2 == addr4); | 
 |   EXPECT_FALSE(addr2 == addr5); | 
 |   EXPECT_FALSE(addr2 == addr6); | 
 |   EXPECT_FALSE(addr4 == addr2); | 
 |   EXPECT_FALSE(addr5 == addr2); | 
 |   EXPECT_FALSE(addr6 == addr2); | 
 |   EXPECT_FALSE(addr3 == addr4); | 
 |   EXPECT_FALSE(addr3 == addr5); | 
 |   EXPECT_FALSE(addr3 == addr6); | 
 |   EXPECT_FALSE(addr4 == addr3); | 
 |   EXPECT_FALSE(addr5 == addr3); | 
 |   EXPECT_FALSE(addr6 == addr3); | 
 |  | 
 |   // Special cases: loopback and any. | 
 |   // They're special but they're still not equal. | 
 |   IPAddress v4loopback(htonl(INADDR_LOOPBACK)); | 
 |   IPAddress v6loopback(in6addr_loopback); | 
 |   EXPECT_FALSE(v4loopback == v6loopback); | 
 |  | 
 |   IPAddress v4any(0); | 
 |   IPAddress v6any(in6addr_any); | 
 |   EXPECT_FALSE(v4any == v6any); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestComparison) { | 
 |   // Defined in 'ascending' order. | 
 |   // v6 > v4, and intra-family sorting is purely numerical | 
 |   IPAddress addr0;  // AF_UNSPEC | 
 |   IPAddress addr1(INADDR_ANY);  // 0.0.0.0 | 
 |   IPAddress addr2(kIPv4PublicAddr);  // 1.2.3.4 | 
 |   IPAddress addr3(INADDR_LOOPBACK);  // 127.0.0.1 | 
 |   IPAddress addr4(kIPv4RFC1918Addr);  // 192.168.7.1. | 
 |   IPAddress addr5(in6addr_any);  // :: | 
 |   IPAddress addr6(in6addr_loopback);  // ::1 | 
 |   IPAddress addr7(kIPv6PublicAddr);  // 2401.... | 
 |   IPAddress addr8(kIPv6LinkLocalAddr);  // fe80.... | 
 |  | 
 |   EXPECT_TRUE(addr0 < addr1); | 
 |   EXPECT_TRUE(addr1 < addr2); | 
 |   EXPECT_TRUE(addr2 < addr3); | 
 |   EXPECT_TRUE(addr3 < addr4); | 
 |   EXPECT_TRUE(addr4 < addr5); | 
 |   EXPECT_TRUE(addr5 < addr6); | 
 |   EXPECT_TRUE(addr6 < addr7); | 
 |   EXPECT_TRUE(addr7 < addr8); | 
 |  | 
 |   EXPECT_FALSE(addr0 > addr1); | 
 |   EXPECT_FALSE(addr1 > addr2); | 
 |   EXPECT_FALSE(addr2 > addr3); | 
 |   EXPECT_FALSE(addr3 > addr4); | 
 |   EXPECT_FALSE(addr4 > addr5); | 
 |   EXPECT_FALSE(addr5 > addr6); | 
 |   EXPECT_FALSE(addr6 > addr7); | 
 |   EXPECT_FALSE(addr7 > addr8); | 
 |  | 
 |   EXPECT_FALSE(addr0 > addr0); | 
 |   EXPECT_FALSE(addr1 > addr1); | 
 |   EXPECT_FALSE(addr2 > addr2); | 
 |   EXPECT_FALSE(addr3 > addr3); | 
 |   EXPECT_FALSE(addr4 > addr4); | 
 |   EXPECT_FALSE(addr5 > addr5); | 
 |   EXPECT_FALSE(addr6 > addr6); | 
 |   EXPECT_FALSE(addr7 > addr7); | 
 |   EXPECT_FALSE(addr8 > addr8); | 
 |  | 
 |   EXPECT_FALSE(addr0 < addr0); | 
 |   EXPECT_FALSE(addr1 < addr1); | 
 |   EXPECT_FALSE(addr2 < addr2); | 
 |   EXPECT_FALSE(addr3 < addr3); | 
 |   EXPECT_FALSE(addr4 < addr4); | 
 |   EXPECT_FALSE(addr5 < addr5); | 
 |   EXPECT_FALSE(addr6 < addr6); | 
 |   EXPECT_FALSE(addr7 < addr7); | 
 |   EXPECT_FALSE(addr8 < addr8); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestFromString) { | 
 |   IPAddress addr; | 
 |   IPAddress addr2; | 
 |   addr2 = IPAddress(INADDR_ANY); | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv4AnyAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv4AnyAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(INADDR_LOOPBACK); | 
 |   EXPECT_TRUE(IPFromString(kIPv4LoopbackAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv4LoopbackAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(kIPv4RFC1918Addr); | 
 |   EXPECT_TRUE(IPFromString(kIPv4RFC1918AddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv4RFC1918AddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(kIPv4PublicAddr); | 
 |   EXPECT_TRUE(IPFromString(kIPv4PublicAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv4PublicAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(in6addr_any); | 
 |   EXPECT_TRUE(IPFromString(kIPv6AnyAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv6AnyAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(in6addr_loopback); | 
 |   EXPECT_TRUE(IPFromString(kIPv6LoopbackAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv6LoopbackAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(kIPv6LinkLocalAddr); | 
 |   EXPECT_TRUE(IPFromString(kIPv6LinkLocalAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv6LinkLocalAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(kIPv6PublicAddr); | 
 |   EXPECT_TRUE(IPFromString(kIPv6PublicAddrString, &addr)); | 
 |   EXPECT_EQ(addr.ToString(), kIPv6PublicAddrString); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   addr2 = IPAddress(kIPv4MappedRFC1918Addr); | 
 |   EXPECT_TRUE(IPFromString(kIPv4MappedV4StyleAddrString, &addr)); | 
 |   EXPECT_PRED2(AreEqual, addr, addr2); | 
 |  | 
 |   // Broken cases, should set addr to AF_UNSPEC. | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv4BrokenString1); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv4BrokenString2); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv4BrokenString3); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv4BrokenString4); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv4BrokenString5); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv4BrokenString6); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString1); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString2); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString3); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString4); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString5); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString6); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString7); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString8); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString9); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString10); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString11); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString12); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString13); | 
 |   EXPECT_PRED1(BrokenIPStringFails, kIPv6BrokenString14); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestIPFromAddrInfo) { | 
 |   struct sockaddr_in expected4; | 
 |   struct sockaddr_in6 expected6; | 
 |   struct addrinfo test_info; | 
 |   struct addrinfo next_info; | 
 |   memset(&next_info, 'A', sizeof(next_info)); | 
 |   test_info.ai_next = &next_info; | 
 |   // Check that we can get an IPv4 address out. | 
 |   test_info.ai_addr = reinterpret_cast<struct sockaddr*>(&expected4); | 
 |   expected4.sin_addr.s_addr = HostToNetwork32(kIPv4PublicAddr); | 
 |   expected4.sin_family = AF_INET; | 
 |   IPAddress expected(kIPv4PublicAddr); | 
 |   IPAddress addr; | 
 |   EXPECT_TRUE(IPFromAddrInfo(&test_info, &addr)); | 
 |   EXPECT_EQ(expected, addr); | 
 |   // Check that we can get an IPv6 address out. | 
 |   expected6.sin6_addr = kIPv6PublicAddr; | 
 |   expected6.sin6_family = AF_INET6; | 
 |   expected = IPAddress(kIPv6PublicAddr); | 
 |   test_info.ai_addr = reinterpret_cast<struct sockaddr*>(&expected6); | 
 |   EXPECT_TRUE(IPFromAddrInfo(&test_info, &addr)); | 
 |   EXPECT_EQ(expected, addr); | 
 |   // Check that unspec fails. | 
 |   expected6.sin6_family = AF_UNSPEC; | 
 |   EXPECT_FALSE(IPFromAddrInfo(&test_info, &addr)); | 
 |   // Check a zeroed out addrinfo doesn't crash us. | 
 |   memset(&next_info, 0, sizeof(next_info)); | 
 |   EXPECT_FALSE(IPFromAddrInfo(&next_info, &addr)); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestIsPrivate) { | 
 |   EXPECT_FALSE(IPIsPrivate(IPAddress(INADDR_ANY))); | 
 |   EXPECT_FALSE(IPIsPrivate(IPAddress(kIPv4PublicAddr))); | 
 |   EXPECT_FALSE(IPIsPrivate(IPAddress(in6addr_any))); | 
 |   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))); | 
 |   // Try an address in the loopback range (127.0.0.0/8) other than the typical | 
 |   // 127.0.0.1. | 
 |   EXPECT_TRUE(IPIsLoopback(IPAddress(0x7f010203))); | 
 |   EXPECT_TRUE(IPIsLoopback(IPAddress(in6addr_loopback))); | 
 | } | 
 |  | 
 | // Verify that IPIsAny catches all cases of "any" address. | 
 | TEST(IPAddressTest, TestIsAny) { | 
 |   IPAddress addr; | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv6AnyAddrString, &addr)); | 
 |   EXPECT_TRUE(IPIsAny(addr)); | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv4AnyAddrString, &addr)); | 
 |   EXPECT_TRUE(IPIsAny(addr)); | 
 |  | 
 |   EXPECT_TRUE(IPIsAny(IPAddress(kIPv4MappedAnyAddr))); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestIsEui64) { | 
 |   IPAddress addr; | 
 |   EXPECT_TRUE(IPFromString(kIPv6EuiAddrString, &addr)); | 
 |   EXPECT_TRUE(IPIsMacBased(addr)); | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv6TemporaryAddrString, &addr)); | 
 |   EXPECT_FALSE(IPIsMacBased(addr)); | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv6LinkLocalAddrString, &addr)); | 
 |   EXPECT_TRUE(IPIsMacBased(addr)); | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv6AnyAddrString, &addr)); | 
 |   EXPECT_FALSE(IPIsMacBased(addr)); | 
 |  | 
 |   EXPECT_TRUE(IPFromString(kIPv6LoopbackAddrString, &addr)); | 
 |   EXPECT_FALSE(IPIsMacBased(addr)); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestNormalized) { | 
 |   // Check normalizing a ::ffff:a.b.c.d address. | 
 |   IPAddress addr; | 
 |   EXPECT_TRUE(IPFromString(kIPv4MappedV4StyleAddrString, &addr)); | 
 |   IPAddress addr2(kIPv4RFC1918Addr); | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr2, addr); | 
 |  | 
 |   // Check normalizing a ::ffff:aabb:ccdd address. | 
 |   addr = IPAddress(kIPv4MappedPublicAddr); | 
 |   addr2 = IPAddress(kIPv4PublicAddr); | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |  | 
 |   // Check that a non-mapped v6 addresses isn't altered. | 
 |   addr = IPAddress(kIPv6PublicAddr); | 
 |   addr2 = IPAddress(kIPv6PublicAddr); | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |  | 
 |   // Check that addresses that look a bit like mapped addresses aren't altered | 
 |   EXPECT_TRUE(IPFromString("fe80::ffff:0102:0304", &addr)); | 
 |   addr2 = addr; | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |   EXPECT_TRUE(IPFromString("::0102:0304", &addr)); | 
 |   addr2 = addr; | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |   // This string should 'work' as an IP address but is not a mapped address, | 
 |   // so it shouldn't change on normalization. | 
 |   EXPECT_TRUE(IPFromString("::192.168.7.1", &addr)); | 
 |   addr2 = addr; | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |  | 
 |   // Check that v4 addresses aren't altered. | 
 |   addr = IPAddress(htonl(kIPv4PublicAddr)); | 
 |   addr2 = IPAddress(htonl(kIPv4PublicAddr)); | 
 |   addr = addr.Normalized(); | 
 |   EXPECT_EQ(addr, addr2); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestAsIPv6Address) { | 
 |   IPAddress addr(kIPv4PublicAddr); | 
 |   IPAddress addr2(kIPv4MappedPublicAddr); | 
 |   addr = addr.AsIPv6Address(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |  | 
 |   addr = IPAddress(kIPv4MappedPublicAddr); | 
 |   addr2 = IPAddress(kIPv4MappedPublicAddr); | 
 |   addr = addr.AsIPv6Address(); | 
 |   EXPECT_EQ(addr, addr2); | 
 |  | 
 |   addr = IPAddress(kIPv6PublicAddr); | 
 |   addr2 = IPAddress(kIPv6PublicAddr); | 
 |   addr = addr.AsIPv6Address(); | 
 |   EXPECT_EQ(addr, addr2); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestCountIPMaskBits) { | 
 |   IPAddress mask; | 
 |   // IPv4 on byte boundaries | 
 |   EXPECT_PRED2(CheckMaskCount, "255.255.255.255", 32); | 
 |   EXPECT_PRED2(CheckMaskCount, "255.255.255.0", 24); | 
 |   EXPECT_PRED2(CheckMaskCount, "255.255.0.0", 16); | 
 |   EXPECT_PRED2(CheckMaskCount, "255.0.0.0", 8); | 
 |   EXPECT_PRED2(CheckMaskCount, "0.0.0.0", 0); | 
 |  | 
 |   // IPv4 not on byte boundaries | 
 |   EXPECT_PRED2(CheckMaskCount, "128.0.0.0", 1); | 
 |   EXPECT_PRED2(CheckMaskCount, "224.0.0.0", 3); | 
 |   EXPECT_PRED2(CheckMaskCount, "255.248.0.0", 13); | 
 |   EXPECT_PRED2(CheckMaskCount, "255.255.224.0", 19); | 
 |   EXPECT_PRED2(CheckMaskCount, "255.255.255.252", 30); | 
 |  | 
 |   // V6 on byte boundaries | 
 |   EXPECT_PRED2(CheckMaskCount, "::", 0); | 
 |   EXPECT_PRED2(CheckMaskCount, "ff00::", 8); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff::", 16); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ff00::", 24); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff::", 32); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ff00::", 40); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff::", 48); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ff00::", 56); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff::", 64); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ff00::", 72); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff::", 80); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ff00::", 88); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff::", 96); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ff00:0000", 104); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:0000", 112); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ff00", 120); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 128); | 
 |  | 
 |   // V6 not on byte boundaries. | 
 |   EXPECT_PRED2(CheckMaskCount, "8000::", 1); | 
 |   EXPECT_PRED2(CheckMaskCount, "ff80::", 9); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:fe00::", 23); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:fffe::", 31); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:e000::", 35); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffe0::", 43); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:f800::", 53); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:fff8::", 61); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:fc00::", 70); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:fffc::", 78); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:8000::", 81); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ff80::", 89); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:fe00::", 103); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:fffe:0000", 111); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:fc00", 118); | 
 |   EXPECT_PRED2(CheckMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:fffc", 126); | 
 |  | 
 |   // Non-contiguous ranges. These are invalid but lets test them | 
 |   // to make sure they don't crash anything or infinite loop or something. | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "217.0.0.0"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "255.185.0.0"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "255.255.251.0"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "255.255.251.255"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "255.255.254.201"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "::1"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "fe80::1"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ff80::1"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff::1"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ff00:1::1"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff::ffff:1"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ff00:1::"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff::ff00"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ff00:1234::"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:0012::ffff"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ff01::"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ffff:7f00::"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ffff:ff7a::"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:7f00:0000"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ff70:0000"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:0211"); | 
 |   EXPECT_PRED1(TryInvalidMaskCount, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ff7f"); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestTruncateIP) { | 
 |   EXPECT_PRED3(CheckTruncateIP, "255.255.255.255", 24, "255.255.255.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "255.255.255.255", 16, "255.255.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "255.255.255.255", 8, "255.0.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "202.67.7.255", 24, "202.67.7.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "202.129.65.205", 16, "202.129.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "55.25.2.77", 8, "55.0.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "74.128.99.254", 1, "0.0.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "106.55.99.254", 3, "96.0.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "172.167.53.222", 13, "172.160.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "255.255.224.0", 18, "255.255.192.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "255.255.255.252", 28, "255.255.255.240"); | 
 |  | 
 |   EXPECT_PRED3(CheckTruncateIP, "fe80:1111:2222:3333:4444:5555:6666:7777", 1, | 
 |                "8000::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "fff0:1111:2222:3333:4444:5555:6666:7777", 9, | 
 |                "ff80::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "ffff:ff80:1111:2222:3333:4444:5555:6666", 23, | 
 |                "ffff:fe00::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "ffff:ff80:1111:2222:3333:4444:5555:6666", 32, | 
 |                "ffff:ff80::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "2400:f9af:e456:1111:2222:3333:4444:5555", 35, | 
 |                "2400:f9af:e000::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "9999:1111:2233:4444:5555:6666:7777:8888", 53, | 
 |                "9999:1111:2233:4000::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "9999:1111:2233:4567:5555:6666:7777:8888", 64, | 
 |                "9999:1111:2233:4567::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 68, | 
 |                "1111:2222:3333:4444:5000::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 92, | 
 |                "1111:2222:3333:4444:5555:6660::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 96, | 
 |                "1111:2222:3333:4444:5555:6666::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 105, | 
 |                "1111:2222:3333:4444:5555:6666:7700::"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 124, | 
 |                "1111:2222:3333:4444:5555:6666:7777:8880"); | 
 |  | 
 |   // Slightly degenerate cases | 
 |   EXPECT_PRED3(CheckTruncateIP, "202.165.33.127", 32, "202.165.33.127"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "235.105.77.12", 0, "0.0.0.0"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 128, | 
 |                "1111:2222:3333:4444:5555:6666:7777:8888"); | 
 |   EXPECT_PRED3(CheckTruncateIP, "1111:2222:3333:4444:5555:6666:7777:8888", 0, | 
 |                "::"); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestCategorizeIPv6) { | 
 |   // Test determining if an IPAddress is 6Bone/6To4/Teredo/etc. | 
 |   // IPv4 address, should be none of these (not even v4compat/v4mapped). | 
 |   IPAddress v4_addr(kIPv4PublicAddr); | 
 |   EXPECT_FALSE(IPIs6Bone(v4_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(v4_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(v4_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(v4_addr)); | 
 |   EXPECT_FALSE(IPIsULA(v4_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(v4_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(v4_addr)); | 
 |   // Linklocal (fe80::/16) adddress; should be none of these. | 
 |   IPAddress linklocal_addr(kIPv6LinkLocalAddr); | 
 |   EXPECT_FALSE(IPIs6Bone(linklocal_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(linklocal_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(linklocal_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(linklocal_addr)); | 
 |   EXPECT_FALSE(IPIsULA(linklocal_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(linklocal_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(linklocal_addr)); | 
 |   // 'Normal' IPv6 address, should also be none of these. | 
 |   IPAddress normal_addr(kIPv6PublicAddr); | 
 |   EXPECT_FALSE(IPIs6Bone(normal_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(normal_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(normal_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(normal_addr)); | 
 |   EXPECT_FALSE(IPIsULA(normal_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(normal_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(normal_addr)); | 
 |   // IPv4 mapped address (::ffff:123.123.123.123) | 
 |   IPAddress v4mapped_addr(kIPv4MappedPublicAddr); | 
 |   EXPECT_TRUE(IPIsV4Mapped(v4mapped_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(v4mapped_addr)); | 
 |   EXPECT_FALSE(IPIs6Bone(v4mapped_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(v4mapped_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(v4mapped_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(v4mapped_addr)); | 
 |   EXPECT_FALSE(IPIsULA(v4mapped_addr)); | 
 |   // IPv4 compatibility address (::123.123.123.123) | 
 |   IPAddress v4compat_addr; | 
 |   IPFromString("::192.168.7.1", &v4compat_addr); | 
 |   EXPECT_TRUE(IPIsV4Compatibility(v4compat_addr)); | 
 |   EXPECT_FALSE(IPIs6Bone(v4compat_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(v4compat_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(v4compat_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(v4compat_addr)); | 
 |   EXPECT_FALSE(IPIsULA(v4compat_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(v4compat_addr)); | 
 |   // 6Bone address (3FFE::/16) | 
 |   IPAddress sixbone_addr; | 
 |   IPFromString("3FFE:123:456::789:123", &sixbone_addr); | 
 |   EXPECT_TRUE(IPIs6Bone(sixbone_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(sixbone_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(sixbone_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(sixbone_addr)); | 
 |   EXPECT_FALSE(IPIsULA(sixbone_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(sixbone_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(sixbone_addr)); | 
 |   // Unique Local Address (FC::/7) | 
 |   IPAddress ula_addr; | 
 |   IPFromString("FC00:123:456::789:123", &ula_addr); | 
 |   EXPECT_TRUE(IPIsULA(ula_addr)); | 
 |   EXPECT_FALSE(IPIs6Bone(ula_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(ula_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(ula_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(ula_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(ula_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(ula_addr)); | 
 |   // 6To4 Address (2002::/16) | 
 |   IPAddress sixtofour_addr; | 
 |   IPFromString("2002:123:456::789:123", &sixtofour_addr); | 
 |   EXPECT_TRUE(IPIs6To4(sixtofour_addr)); | 
 |   EXPECT_FALSE(IPIs6Bone(sixtofour_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(sixtofour_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(sixtofour_addr)); | 
 |   EXPECT_FALSE(IPIsULA(sixtofour_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(sixtofour_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(sixtofour_addr)); | 
 |   // Site Local address (FEC0::/10) | 
 |   IPAddress sitelocal_addr; | 
 |   IPFromString("FEC0:123:456::789:123", &sitelocal_addr); | 
 |   EXPECT_TRUE(IPIsSiteLocal(sitelocal_addr)); | 
 |   EXPECT_FALSE(IPIs6Bone(sitelocal_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(sitelocal_addr)); | 
 |   EXPECT_FALSE(IPIsTeredo(sitelocal_addr)); | 
 |   EXPECT_FALSE(IPIsULA(sitelocal_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(sitelocal_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(sitelocal_addr)); | 
 |   // Teredo Address (2001:0000::/32) | 
 |   IPAddress teredo_addr; | 
 |   IPFromString("2001:0000:123:456::789:123", &teredo_addr); | 
 |   EXPECT_TRUE(IPIsTeredo(teredo_addr)); | 
 |   EXPECT_FALSE(IPIsSiteLocal(teredo_addr)); | 
 |   EXPECT_FALSE(IPIs6Bone(teredo_addr)); | 
 |   EXPECT_FALSE(IPIs6To4(teredo_addr)); | 
 |   EXPECT_FALSE(IPIsULA(teredo_addr)); | 
 |   EXPECT_FALSE(IPIsV4Compatibility(teredo_addr)); | 
 |   EXPECT_FALSE(IPIsV4Mapped(teredo_addr)); | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestToSensitiveString) { | 
 |   IPAddress addr_v4 = IPAddress(kIPv4PublicAddr); | 
 |   IPAddress addr_v6 = IPAddress(kIPv6PublicAddr); | 
 |   IPAddress addr_v6_2 = IPAddress(kIPv6PublicAddr2); | 
 |   EXPECT_EQ(kIPv4PublicAddrString, addr_v4.ToString()); | 
 |   EXPECT_EQ(kIPv6PublicAddrString, addr_v6.ToString()); | 
 |   EXPECT_EQ(kIPv6PublicAddr2String, addr_v6_2.ToString()); | 
 | #if defined(NDEBUG) | 
 |   EXPECT_EQ(kIPv4PublicAddrAnonymizedString, addr_v4.ToSensitiveString()); | 
 |   EXPECT_EQ(kIPv6PublicAddrAnonymizedString, addr_v6.ToSensitiveString()); | 
 |   EXPECT_EQ(kIPv6PublicAddr2AnonymizedString, addr_v6_2.ToSensitiveString()); | 
 | #else | 
 |   EXPECT_EQ(kIPv4PublicAddrString, addr_v4.ToSensitiveString()); | 
 |   EXPECT_EQ(kIPv6PublicAddrString, addr_v6.ToSensitiveString()); | 
 |   EXPECT_EQ(kIPv6PublicAddr2String, addr_v6_2.ToSensitiveString()); | 
 | #endif  // defined(NDEBUG) | 
 | } | 
 |  | 
 | TEST(IPAddressTest, TestInterfaceAddress) { | 
 |   in6_addr addr; | 
 |   InterfaceAddress addr1(kIPv6PublicAddr, | 
 |                          IPV6_ADDRESS_FLAG_TEMPORARY); | 
 |   EXPECT_EQ(addr1.ipv6_flags(), IPV6_ADDRESS_FLAG_TEMPORARY); | 
 |   EXPECT_EQ(addr1.family(), AF_INET6); | 
 |  | 
 |   addr = addr1.ipv6_address(); | 
 |   EXPECT_TRUE(IN6_ARE_ADDR_EQUAL(&addr, &kIPv6PublicAddr)); | 
 |  | 
 |   InterfaceAddress addr2 = addr1; | 
 |   EXPECT_EQ(addr1, addr2); | 
 |   EXPECT_EQ(addr2.ipv6_flags(), IPV6_ADDRESS_FLAG_TEMPORARY); | 
 |   addr = addr2.ipv6_address(); | 
 |   EXPECT_TRUE(IN6_ARE_ADDR_EQUAL(&addr, &kIPv6PublicAddr)); | 
 |  | 
 |   InterfaceAddress addr3(addr1); | 
 |   EXPECT_EQ(addr1, addr3); | 
 |   EXPECT_EQ(addr3.ipv6_flags(), IPV6_ADDRESS_FLAG_TEMPORARY); | 
 |   addr = addr3.ipv6_address(); | 
 |   EXPECT_TRUE(IN6_ARE_ADDR_EQUAL(&addr, &kIPv6PublicAddr)); | 
 |  | 
 |   InterfaceAddress addr4(kIPv6PublicAddr, | 
 |                          IPV6_ADDRESS_FLAG_DEPRECATED); | 
 |   EXPECT_NE(addr1, addr4); | 
 |  | 
 |   // When you compare them as IPAddress, since operator== | 
 |   // is not virtual, it'll be equal. | 
 |   IPAddress *paddr1 = &addr1; | 
 |   IPAddress *paddr4 = &addr4; | 
 |   EXPECT_EQ(*paddr1, *paddr4); | 
 |  | 
 |   InterfaceAddress addr5(kIPv6LinkLocalAddr, | 
 |                          IPV6_ADDRESS_FLAG_TEMPORARY); | 
 |   EXPECT_NE(addr1, addr5); | 
 | } | 
 |  | 
 | }  // namespace rtc |