| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <gtest/gtest.h> |
| |
| #include <arpa/inet.h> |
| |
| #include "shill/byte_string.h" |
| #include "shill/ip_address.h" |
| |
| using std::string; |
| using testing::Test; |
| |
| namespace shill { |
| |
| namespace { |
| const char kV4String1[] = "192.168.10.1"; |
| const unsigned char kV4Address1[] = { 192, 168, 10, 1 }; |
| const char kV4String2[] = "192.168.10"; |
| const unsigned char kV4Address2[] = { 192, 168, 10 }; |
| const char kV6String1[] = "fe80::1aa9:5ff:7ebf:14c5"; |
| const unsigned char kV6Address1[] = { 0xfe, 0x80, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, |
| 0x1a, 0xa9, 0x05, 0xff, |
| 0x7e, 0xbf, 0x14, 0xc5 }; |
| const char kV6String2[] = "1980:0:1000:1b02:1aa9:5ff:7ebf"; |
| const unsigned char kV6Address2[] = { 0x19, 0x80, 0x00, 0x00, |
| 0x10, 0x00, 0x1b, 0x02, |
| 0x1a, 0xa9, 0x05, 0xff, |
| 0x7e, 0xbf }; |
| } // namespace |
| |
| class IPAddressTest : public Test { |
| protected: |
| void TestAddress(IPAddress::Family family, |
| const string &good_string, |
| const ByteString &good_bytes, |
| const string &bad_string, |
| const ByteString &bad_bytes) { |
| IPAddress good_addr(family); |
| |
| EXPECT_TRUE(good_addr.SetAddressFromString(good_string)); |
| EXPECT_EQ(IPAddress::GetAddressLength(family), good_addr.GetLength()); |
| EXPECT_EQ(family, good_addr.family()); |
| EXPECT_FALSE(good_addr.IsDefault()); |
| EXPECT_EQ(0, memcmp(good_addr.GetConstData(), good_bytes.GetConstData(), |
| good_bytes.GetLength())); |
| EXPECT_TRUE(good_addr.address().Equals(good_bytes)); |
| string address_string; |
| EXPECT_TRUE(good_addr.IntoString(&address_string)); |
| EXPECT_EQ(good_string, address_string); |
| |
| IPAddress good_addr_from_bytes(family, good_bytes); |
| EXPECT_TRUE(good_addr.Equals(good_addr_from_bytes)); |
| |
| IPAddress bad_addr(family); |
| EXPECT_FALSE(bad_addr.SetAddressFromString(bad_string)); |
| EXPECT_FALSE(good_addr.Equals(bad_addr)); |
| |
| EXPECT_FALSE(bad_addr.IsValid()); |
| |
| IPAddress bad_addr_from_bytes(family, bad_bytes); |
| EXPECT_EQ(family, bad_addr_from_bytes.family()); |
| EXPECT_FALSE(bad_addr_from_bytes.IsValid()); |
| |
| EXPECT_FALSE(bad_addr.Equals(bad_addr_from_bytes)); |
| EXPECT_FALSE(bad_addr.IntoString(&address_string)); |
| } |
| }; |
| |
| TEST_F(IPAddressTest, Statics) { |
| EXPECT_EQ(4, IPAddress::GetAddressLength(IPAddress::kFamilyIPv4)); |
| EXPECT_EQ(16, IPAddress::GetAddressLength(IPAddress::kFamilyIPv6)); |
| |
| EXPECT_EQ(0, IPAddress::GetPrefixLengthFromMask(IPAddress::kFamilyIPv4, |
| "0.0.0.0")); |
| EXPECT_EQ(20, IPAddress::GetPrefixLengthFromMask(IPAddress::kFamilyIPv4, |
| "255.255.240.0")); |
| EXPECT_EQ(32, IPAddress::GetPrefixLengthFromMask(IPAddress::kFamilyIPv4, |
| "255.255.255.255")); |
| EXPECT_EQ(32, IPAddress::GetPrefixLengthFromMask(IPAddress::kFamilyIPv4, |
| "")); |
| EXPECT_EQ(32, IPAddress::GetPrefixLengthFromMask(IPAddress::kFamilyIPv4, |
| "foo")); |
| |
| IPAddress addr4(IPAddress::kFamilyIPv4); |
| addr4.SetAddressToDefault(); |
| |
| EXPECT_EQ(4, addr4.GetLength()); |
| EXPECT_EQ(IPAddress::kFamilyIPv4, addr4.family()); |
| EXPECT_TRUE(addr4.IsDefault()); |
| EXPECT_TRUE(addr4.address().IsZero()); |
| EXPECT_TRUE(addr4.address().Equals(ByteString(4))); |
| |
| |
| IPAddress addr6(IPAddress::kFamilyIPv6); |
| addr6.SetAddressToDefault(); |
| |
| EXPECT_EQ(16, addr6.GetLength()); |
| EXPECT_EQ(addr6.family(), IPAddress::kFamilyIPv6); |
| EXPECT_TRUE(addr6.IsDefault()); |
| EXPECT_TRUE(addr6.address().IsZero()); |
| EXPECT_TRUE(addr6.address().Equals(ByteString(16))); |
| |
| EXPECT_FALSE(addr4.Equals(addr6)); |
| } |
| |
| TEST_F(IPAddressTest, IPv4) { |
| TestAddress(IPAddress::kFamilyIPv4, |
| kV4String1, ByteString(kV4Address1, sizeof(kV4Address1)), |
| kV4String2, ByteString(kV4Address2, sizeof(kV4Address2))); |
| } |
| |
| |
| TEST_F(IPAddressTest, IPv6) { |
| TestAddress(IPAddress::kFamilyIPv6, |
| kV6String1, ByteString(kV6Address1, sizeof(kV6Address1)), |
| kV6String2, ByteString(kV6Address2, sizeof(kV6Address2))); |
| } |
| |
| TEST_F(IPAddressTest, SetAddressAndPrefixFromString) { |
| IPAddress address(IPAddress::kFamilyIPv4); |
| const string kString1(kV4String1); |
| const string kString2(kV4String2); |
| EXPECT_FALSE(address.SetAddressAndPrefixFromString("")); |
| EXPECT_FALSE(address.SetAddressAndPrefixFromString(kString1)); |
| EXPECT_FALSE(address.SetAddressAndPrefixFromString(kString1 + "/")); |
| EXPECT_FALSE(address.SetAddressAndPrefixFromString(kString1 + "/10x")); |
| EXPECT_FALSE(address.SetAddressAndPrefixFromString(kString2 + "/10")); |
| EXPECT_TRUE(address.SetAddressAndPrefixFromString(kString1 + "/10")); |
| EXPECT_EQ(10, address.prefix()); |
| ByteString kAddress1(kV4Address1, sizeof(kV4Address1)); |
| EXPECT_TRUE(kAddress1.Equals(address.address())); |
| } |
| |
| struct PrefixMapping { |
| PrefixMapping() : family(IPAddress::kFamilyUnknown), prefix(0) {} |
| PrefixMapping(IPAddress::Family family_in, |
| size_t prefix_in, |
| const string &expected_address_in) |
| : family(family_in), |
| prefix(prefix_in), |
| expected_address(expected_address_in) {} |
| IPAddress::Family family; |
| size_t prefix; |
| string expected_address; |
| }; |
| |
| class IPAddressPrefixMappingTest |
| : public testing::TestWithParam<PrefixMapping> {}; |
| |
| TEST_P(IPAddressPrefixMappingTest, TestPrefixMapping) { |
| IPAddress address = IPAddress::GetAddressMaskFromPrefix(GetParam().family, |
| GetParam().prefix); |
| IPAddress expected_address(GetParam().family); |
| EXPECT_TRUE(expected_address.SetAddressFromString( |
| GetParam().expected_address)); |
| EXPECT_TRUE(expected_address.Equals(address)); |
| } |
| |
| INSTANTIATE_TEST_CASE_P( |
| IPAddressPrefixMappingTestRun, |
| IPAddressPrefixMappingTest, |
| ::testing::Values( |
| PrefixMapping(IPAddress::kFamilyIPv4, 0, "0.0.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 1, "128.0.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 4, "240.0.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 7, "254.0.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 10, "255.192.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 13, "255.248.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 16, "255.255.0.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 19, "255.255.224.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 22, "255.255.252.0"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 25, "255.255.255.128"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 28, "255.255.255.240"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 31, "255.255.255.254"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 32, "255.255.255.255"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 33, "255.255.255.255"), |
| PrefixMapping(IPAddress::kFamilyIPv4, 34, "255.255.255.255"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 0, "0::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 1, "8000::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 17, "ffff:8000::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 34, "ffff:ffff:c000::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 51, "ffff:ffff:ffff:e000::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 68, |
| "ffff:ffff:ffff:ffff:f000::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 85, |
| "ffff:ffff:ffff:ffff:ffff:f800::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 102, |
| "ffff:ffff:ffff:ffff:ffff:ffff:fc00::"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 119, |
| "ffff:ffff:ffff:ffff:ffff:ffff:ffff:fe00"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 128, |
| "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"), |
| PrefixMapping(IPAddress::kFamilyIPv6, 136, |
| "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"))); |
| |
| struct BitOperationMapping { |
| BitOperationMapping() : family(IPAddress::kFamilyUnknown) {} |
| BitOperationMapping(IPAddress::Family family_in, |
| const string &address_a_in, |
| const string &address_b_in, |
| const string &expected_anded_in, |
| const string &expected_orred_in) |
| : family(family_in), |
| address_a(address_a_in), |
| address_b(address_b_in), |
| expected_anded(expected_anded_in), |
| expected_orred(expected_orred_in) {} |
| IPAddress::Family family; |
| string address_a; |
| string address_b; |
| string expected_anded; |
| string expected_orred; |
| }; |
| |
| class IPAddressBitOperationMappingTest |
| : public testing::TestWithParam<BitOperationMapping> {}; |
| |
| TEST_P(IPAddressBitOperationMappingTest, TestBitOperationMapping) { |
| IPAddress address_a(GetParam().family); |
| EXPECT_TRUE(address_a.SetAddressFromString(GetParam().address_a)); |
| IPAddress address_b(GetParam().family); |
| EXPECT_TRUE(address_b.SetAddressFromString(GetParam().address_b)); |
| IPAddress expected_anded(GetParam().family); |
| EXPECT_TRUE(expected_anded.SetAddressFromString( |
| GetParam().expected_anded)); |
| EXPECT_TRUE(expected_anded.Equals(address_a.MaskWith(address_b))); |
| IPAddress expected_orred(GetParam().family); |
| EXPECT_TRUE(expected_orred.SetAddressFromString( |
| GetParam().expected_orred)); |
| EXPECT_TRUE(expected_orred.Equals(address_a.MergeWith(address_b))); |
| } |
| |
| INSTANTIATE_TEST_CASE_P( |
| IPAddressBitOperationMappingTestRun, |
| IPAddressBitOperationMappingTest, |
| ::testing::Values( |
| BitOperationMapping(IPAddress::kFamilyIPv4, |
| "255.255.255.255", "0.0.0.0", |
| "0.0.0.0", "255.255.255.255"), |
| BitOperationMapping(IPAddress::kFamilyIPv4, |
| "0.0.0.0", "255.255.255.255", |
| "0.0.0.0", "255.255.255.255"), |
| BitOperationMapping(IPAddress::kFamilyIPv4, |
| "170.170.170.170", "85.85.85.85", |
| "0.0.0.0", "255.255.255.255"), |
| BitOperationMapping(IPAddress::kFamilyIPv4, |
| "238.187.119.221", "119.221.238.187", |
| "102.153.102.153", "255.255.255.255"), |
| BitOperationMapping(IPAddress::kFamilyIPv4, |
| "17.68.136.34", "119.221.238.187", |
| "17.68.136.34", "119.221.238.187"), |
| BitOperationMapping(IPAddress::kFamilyIPv4, |
| "192.168.1.10", "255.255.255.0", |
| "192.168.1.0", "255.255.255.10"))); |
| |
| struct NetworkPartMapping { |
| NetworkPartMapping() : family(IPAddress::kFamilyUnknown) {} |
| NetworkPartMapping(IPAddress::Family family_in, |
| const string &address_in, |
| size_t prefix_in, |
| const string &expected_network_in, |
| const string &expected_broadcast_in) |
| : family(family_in), |
| address(address_in), |
| prefix(prefix_in), |
| expected_network(expected_network_in), |
| expected_broadcast(expected_broadcast_in) {} |
| IPAddress::Family family; |
| string address; |
| size_t prefix; |
| string expected_network; |
| string expected_broadcast; |
| }; |
| |
| class IPAddressNetworkPartMappingTest |
| : public testing::TestWithParam<NetworkPartMapping> {}; |
| |
| TEST_P(IPAddressNetworkPartMappingTest, TestNetworkPartMapping) { |
| IPAddress address(GetParam().family); |
| EXPECT_TRUE(address.SetAddressFromString(GetParam().address)); |
| IPAddress expected_network(GetParam().family); |
| EXPECT_TRUE(expected_network.SetAddressFromString( |
| GetParam().expected_network)); |
| address.set_prefix(GetParam().prefix); |
| EXPECT_TRUE(expected_network.Equals(address.GetNetworkPart())); |
| IPAddress expected_broadcast(GetParam().family); |
| EXPECT_TRUE(expected_broadcast.SetAddressFromString( |
| GetParam().expected_broadcast)); |
| EXPECT_TRUE(expected_broadcast.Equals(address.GetDefaultBroadcast())); |
| } |
| |
| INSTANTIATE_TEST_CASE_P( |
| IPAddressNetworkPartMappingTestRun, |
| IPAddressNetworkPartMappingTest, |
| ::testing::Values( |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "255.255.255.255", 0, "0.0.0.0", "255.255.255.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "255.255.255.255", 32, |
| "255.255.255.255", "255.255.255.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "255.255.255.255", 24, |
| "255.255.255.0", "255.255.255.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "255.255.255.255", 16, |
| "255.255.0.0", "255.255.255.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "0.0.0.0", 0, "0.0.0.0", "255.255.255.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "0.0.0.0", 32, "0.0.0.0", "0.0.0.0"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "0.0.0.0", 24, "0.0.0.0", "0.0.0.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "0.0.0.0", 16, "0.0.0.0", "0.0.255.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "192.168.1.1", 24, "192.168.1.0", "192.168.1.255"), |
| NetworkPartMapping(IPAddress::kFamilyIPv4, |
| "10.1.0.1", 8, "10.0.0.0", "10.255.255.255"))); |
| |
| struct MinPrefixLengthMapping { |
| MinPrefixLengthMapping() : family(IPAddress::kFamilyUnknown) {} |
| MinPrefixLengthMapping(IPAddress::Family family_in, |
| const string &address_in, |
| size_t expected_min_prefix_in) |
| : family(family_in), |
| address(address_in), |
| expected_min_prefix(expected_min_prefix_in) {} |
| IPAddress::Family family; |
| string address; |
| size_t expected_min_prefix; |
| }; |
| |
| class IPAddressMinPrefixLengthMappingTest |
| : public testing::TestWithParam<MinPrefixLengthMapping> {}; |
| |
| TEST_P(IPAddressMinPrefixLengthMappingTest, TestMinPrefixLengthMapping) { |
| IPAddress address(GetParam().family); |
| EXPECT_TRUE(address.SetAddressFromString(GetParam().address)); |
| EXPECT_EQ(GetParam().expected_min_prefix, address.GetMinPrefixLength()); |
| } |
| |
| INSTANTIATE_TEST_CASE_P( |
| IPAddressMinPrefixLengthMappingTestRun, |
| IPAddressMinPrefixLengthMappingTest, |
| ::testing::Values( |
| MinPrefixLengthMapping(IPAddress::kFamilyIPv6, "fe80::", 128), |
| MinPrefixLengthMapping(IPAddress::kFamilyIPv4, "255.255.255.255", 32), |
| MinPrefixLengthMapping(IPAddress::kFamilyIPv4, "224.0.0.0", 32), |
| MinPrefixLengthMapping(IPAddress::kFamilyIPv4, "192.168.0.0", 24), |
| MinPrefixLengthMapping(IPAddress::kFamilyIPv4, "172.16.0.0", 16), |
| MinPrefixLengthMapping(IPAddress::kFamilyIPv4, "10.10.10.10", 8))); |
| |
| struct CanReachAddressMapping { |
| CanReachAddressMapping() : family(IPAddress::kFamilyUnknown) {} |
| CanReachAddressMapping(IPAddress::Family family_in, |
| const string &address_a_in, |
| const string &address_b_in, |
| bool expected_result_in) |
| : family(family_in), |
| address_a(address_a_in), |
| address_b(address_b_in), |
| expected_result(expected_result_in) {} |
| IPAddress::Family family; |
| string address_a; |
| string address_b; |
| size_t expected_result; |
| }; |
| |
| class IPAddressCanReachAddressMappingTest |
| : public testing::TestWithParam<CanReachAddressMapping> {}; |
| |
| TEST_P(IPAddressCanReachAddressMappingTest, TestCanReachAddressMapping) { |
| IPAddress address_a(GetParam().family); |
| EXPECT_TRUE(address_a.SetAddressAndPrefixFromString(GetParam().address_a)); |
| IPAddress address_b(GetParam().family); |
| EXPECT_TRUE(address_b.SetAddressAndPrefixFromString(GetParam().address_b)); |
| EXPECT_EQ(GetParam().expected_result, address_a.CanReachAddress(address_b)); |
| } |
| |
| INSTANTIATE_TEST_CASE_P( |
| IPAddressCanReachAddressMappingTestRun, |
| IPAddressCanReachAddressMappingTest, |
| ::testing::Values( |
| CanReachAddressMapping(IPAddress::kFamilyIPv6, |
| "fe80:1000::/16", "fe80:2000::/16", true), |
| CanReachAddressMapping(IPAddress::kFamilyIPv6, |
| "fe80:1000::/16", "fe80:2000::/32", true), |
| CanReachAddressMapping(IPAddress::kFamilyIPv6, |
| "fe80:1000::/32", "fe80:2000::/16", false), |
| CanReachAddressMapping(IPAddress::kFamilyIPv4, |
| "192.168.1.1/24", "192.168.1.2/24", true), |
| CanReachAddressMapping(IPAddress::kFamilyIPv4, |
| "192.168.1.1/24", "192.168.2.2/24", false), |
| CanReachAddressMapping(IPAddress::kFamilyIPv4, |
| "192.168.1.1/16", "192.168.2.2/24", true), |
| CanReachAddressMapping(IPAddress::kFamilyIPv4, |
| "192.168.1.1/24", "192.168.2.2/16", false))); |
| |
| } // namespace shill |
