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Diffstat (limited to 'framework/src/onos/utils/misc/src/test/java/org/onlab/packet/Ip6AddressTest.java')
| -rw-r--r-- | framework/src/onos/utils/misc/src/test/java/org/onlab/packet/Ip6AddressTest.java | 499 |
1 files changed, 499 insertions, 0 deletions
diff --git a/framework/src/onos/utils/misc/src/test/java/org/onlab/packet/Ip6AddressTest.java b/framework/src/onos/utils/misc/src/test/java/org/onlab/packet/Ip6AddressTest.java new file mode 100644 index 00000000..e7d017d1 --- /dev/null +++ b/framework/src/onos/utils/misc/src/test/java/org/onlab/packet/Ip6AddressTest.java @@ -0,0 +1,499 @@ +/* + * Copyright 2014 Open Networking Laboratory + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.onlab.packet; + +import com.google.common.net.InetAddresses; +import com.google.common.testing.EqualsTester; +import org.junit.Test; + +import java.net.InetAddress; + +import static org.hamcrest.Matchers.is; +import static org.junit.Assert.assertThat; +import static org.junit.Assert.assertTrue; +import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable; + +/** + * Tests for class {@link Ip6Address}. + */ +public class Ip6AddressTest { + /** + * Tests the immutability of {@link Ip6Address}. + */ + @Test + public void testImmutable() { + assertThatClassIsImmutable(Ip6Address.class); + } + + /** + * Tests the IPv4 address version constant. + */ + @Test + public void testAddressVersion() { + assertThat(Ip6Address.VERSION, is(IpAddress.Version.INET6)); + } + + /** + * Tests the length of the address in bytes (octets). + */ + @Test + public void testAddrByteLength() { + assertThat(Ip6Address.BYTE_LENGTH, is(16)); + } + + /** + * Tests the length of the address in bits. + */ + @Test + public void testAddrBitLength() { + assertThat(Ip6Address.BIT_LENGTH, is(128)); + } + + /** + * Tests returning the IP address version. + */ + @Test + public void testVersion() { + IpAddress ipAddress; + + // IPv6 + ipAddress = IpAddress.valueOf("::"); + assertThat(ipAddress.version(), is(IpAddress.Version.INET6)); + } + + /** + * Tests returning an IPv6 address as a byte array. + */ + @Test + public void testAddressToOctetsIPv6() { + Ip6Address ipAddress; + byte[] value; + + value = new byte[] {0x11, 0x11, 0x22, 0x22, + 0x33, 0x33, 0x44, 0x44, + 0x55, 0x55, 0x66, 0x66, + 0x77, 0x77, + (byte) 0x88, (byte) 0x88}; + ipAddress = + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888"); + assertThat(ipAddress.toOctets(), is(value)); + + value = new byte[] {0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00}; + ipAddress = Ip6Address.valueOf("::"); + assertThat(ipAddress.toOctets(), is(value)); + + value = new byte[] {(byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff}; + ipAddress = + Ip6Address.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); + assertThat(ipAddress.toOctets(), is(value)); + } + + /** + * Tests valueOf() converter for IPv6 byte array. + */ + @Test + public void testValueOfByteArrayIPv6() { + Ip6Address ipAddress; + byte[] value; + + value = new byte[] {0x11, 0x11, 0x22, 0x22, + 0x33, 0x33, 0x44, 0x44, + 0x55, 0x55, 0x66, 0x66, + 0x77, 0x77, + (byte) 0x88, (byte) 0x88}; + ipAddress = Ip6Address.valueOf(value); + assertThat(ipAddress.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8888")); + + value = new byte[] {0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00}; + ipAddress = Ip6Address.valueOf(value); + assertThat(ipAddress.toString(), is("::")); + + value = new byte[] {(byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff}; + ipAddress = Ip6Address.valueOf(value); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")); + } + + /** + * Tests invalid valueOf() converter for a null array for IPv6. + */ + @Test(expected = NullPointerException.class) + public void testInvalidValueOfNullArrayIPv6() { + Ip6Address ipAddress; + byte[] value; + + value = null; + ipAddress = Ip6Address.valueOf(value); + } + + /** + * Tests invalid valueOf() converger for an array that is too short for + * IPv6. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidValueOfShortArrayIPv6() { + Ip6Address ipAddress; + byte[] value; + + value = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9}; + ipAddress = Ip6Address.valueOf(value); + } + + /** + * Tests valueOf() converter for IPv6 byte array and an offset. + */ + @Test + public void testValueOfByteArrayOffsetIPv6() { + Ip6Address ipAddress; + byte[] value; + + value = new byte[] {11, 22, 33, // Preamble + 0x11, 0x11, 0x22, 0x22, + 0x33, 0x33, 0x44, 0x44, + 0x55, 0x55, 0x66, 0x66, + 0x77, 0x77, + (byte) 0x88, (byte) 0x88, + 44, 55}; // Extra bytes + ipAddress = Ip6Address.valueOf(value, 3); + assertThat(ipAddress.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8888")); + + value = new byte[] {11, 22, // Preamble + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, + 33}; // Extra bytes + ipAddress = Ip6Address.valueOf(value, 2); + assertThat(ipAddress.toString(), is("::")); + + value = new byte[] {11, 22, // Preamble + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + (byte) 0xff, (byte) 0xff, + 33}; // Extra bytes + ipAddress = Ip6Address.valueOf(value, 2); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")); + } + + /** + * Tests invalid valueOf() converger for an array and an invalid offset + * for IPv6. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidValueOfArrayInvalidOffsetIPv6() { + Ip6Address ipAddress; + byte[] value; + + value = new byte[] {11, 22, 33, // Preamble + 0x11, 0x11, 0x22, 0x22, + 0x33, 0x33, 0x44, 0x44, + 0x55, 0x55, 0x66, 0x66, + 0x77, 0x77, + (byte) 0x88, (byte) 0x88, + 44, 55}; // Extra bytes + ipAddress = Ip6Address.valueOf(value, 6); + } + + /** + * Tests valueOf() converter for IPv6 InetAddress. + */ + @Test + public void testValueOfInetAddressIPv6() { + Ip6Address ipAddress; + InetAddress inetAddress; + + inetAddress = + InetAddresses.forString("1111:2222:3333:4444:5555:6666:7777:8888"); + ipAddress = Ip6Address.valueOf(inetAddress); + assertThat(ipAddress.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8888")); + + inetAddress = InetAddresses.forString("::"); + ipAddress = Ip6Address.valueOf(inetAddress); + assertThat(ipAddress.toString(), is("::")); + + inetAddress = + InetAddresses.forString("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); + ipAddress = Ip6Address.valueOf(inetAddress); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")); + } + + /** + * Tests valueOf() converter for IPv6 string. + */ + @Test + public void testValueOfStringIPv6() { + Ip6Address ipAddress; + + ipAddress = + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888"); + assertThat(ipAddress.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8888")); + + ipAddress = Ip6Address.valueOf("::"); + assertThat(ipAddress.toString(), is("::")); + + ipAddress = + Ip6Address.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")); + } + + /** + * Tests invalid valueOf() converter for a null string. + */ + @Test(expected = NullPointerException.class) + public void testInvalidValueOfNullString() { + Ip6Address ipAddress; + + String fromString = null; + ipAddress = Ip6Address.valueOf(fromString); + } + + /** + * Tests invalid valueOf() converter for an empty string. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidValueOfEmptyString() { + Ip6Address ipAddress; + + String fromString = ""; + ipAddress = Ip6Address.valueOf(fromString); + } + + /** + * Tests invalid valueOf() converter for an incorrect string. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidValueOfIncorrectString() { + Ip6Address ipAddress; + + String fromString = "NoSuchIpAddress"; + ipAddress = Ip6Address.valueOf(fromString); + } + + /** + * Tests making a mask prefix for a given prefix length for IPv6. + */ + @Test + public void testMakeMaskPrefixIPv6() { + Ip6Address ipAddress; + + ipAddress = Ip6Address.makeMaskPrefix(8); + assertThat(ipAddress.toString(), is("ff00::")); + + ipAddress = Ip6Address.makeMaskPrefix(120); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ff00")); + + ipAddress = Ip6Address.makeMaskPrefix(0); + assertThat(ipAddress.toString(), is("::")); + + ipAddress = Ip6Address.makeMaskPrefix(128); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")); + + ipAddress = Ip6Address.makeMaskPrefix(64); + assertThat(ipAddress.toString(), is("ffff:ffff:ffff:ffff::")); + } + + /** + * Tests making a mask prefix for an invalid prefix length for IPv6: + * negative prefix length. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidMakeNegativeMaskPrefixIPv6() { + Ip6Address ipAddress; + + ipAddress = Ip6Address.makeMaskPrefix(-1); + } + + /** + * Tests making a mask prefix for an invalid prefix length for IPv6: + * too long prefix length. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidMakeTooLongMaskPrefixIPv6() { + Ip6Address ipAddress; + + ipAddress = Ip6Address.makeMaskPrefix(129); + } + + /** + * Tests making of a masked address for IPv6. + */ + @Test + public void testMakeMaskedAddressIPv6() { + Ip6Address ipAddress = + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8885"); + Ip6Address ipAddressMasked; + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, 8); + assertThat(ipAddressMasked.toString(), is("1100::")); + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, 120); + assertThat(ipAddressMasked.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8800")); + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, 0); + assertThat(ipAddressMasked.toString(), is("::")); + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, 128); + assertThat(ipAddressMasked.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8885")); + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, 64); + assertThat(ipAddressMasked.toString(), is("1111:2222:3333:4444::")); + } + + /** + * Tests making of a masked address for invalid prefix length for IPv6: + * negative prefix length. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidMakeNegativeMaskedAddressIPv6() { + Ip6Address ipAddress = + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8885"); + Ip6Address ipAddressMasked; + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, -1); + } + + /** + * Tests making of a masked address for an invalid prefix length for IPv6: + * too long prefix length. + */ + @Test(expected = IllegalArgumentException.class) + public void testInvalidMakeTooLongMaskedAddressIPv6() { + Ip6Address ipAddress = + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8885"); + Ip6Address ipAddressMasked; + + ipAddressMasked = Ip6Address.makeMaskedAddress(ipAddress, 129); + } + + /** + * Tests comparison of {@link Ip6Address} for IPv6. + */ + @Test + public void testComparisonIPv6() { + Ip6Address addr1, addr2, addr3, addr4; + + addr1 = Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888"); + addr2 = Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888"); + addr3 = Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8887"); + addr4 = Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8889"); + assertTrue(addr1.compareTo(addr2) == 0); + assertTrue(addr1.compareTo(addr3) > 0); + assertTrue(addr1.compareTo(addr4) < 0); + + addr1 = Ip6Address.valueOf("ffff:2222:3333:4444:5555:6666:7777:8888"); + addr2 = Ip6Address.valueOf("ffff:2222:3333:4444:5555:6666:7777:8888"); + addr3 = Ip6Address.valueOf("ffff:2222:3333:4444:5555:6666:7777:8887"); + addr4 = Ip6Address.valueOf("ffff:2222:3333:4444:5555:6666:7777:8889"); + assertTrue(addr1.compareTo(addr2) == 0); + assertTrue(addr1.compareTo(addr3) > 0); + assertTrue(addr1.compareTo(addr4) < 0); + + addr1 = Ip6Address.valueOf("ffff:2222:3333:4444:5555:6666:7777:8888"); + addr2 = Ip6Address.valueOf("ffff:2222:3333:4444:5555:6666:7777:8888"); + addr3 = Ip6Address.valueOf("ffff:2222:3333:4443:5555:6666:7777:8888"); + addr4 = Ip6Address.valueOf("ffff:2222:3333:4445:5555:6666:7777:8888"); + assertTrue(addr1.compareTo(addr2) == 0); + assertTrue(addr1.compareTo(addr3) > 0); + assertTrue(addr1.compareTo(addr4) < 0); + } + + /** + * Tests equality of {@link Ip6Address} for IPv6. + */ + @Test + public void testEqualityIPv6() { + new EqualsTester() + .addEqualityGroup( + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888"), + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888")) + .addEqualityGroup( + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:888a"), + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:888a")) + .addEqualityGroup( + Ip6Address.valueOf("::"), + Ip6Address.valueOf("::")) + .addEqualityGroup( + Ip6Address.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"), + Ip6Address.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")) + .testEquals(); + } + + /** + * Tests object string representation for IPv6. + */ + @Test + public void testToStringIPv6() { + Ip6Address ipAddress; + + ipAddress = + Ip6Address.valueOf("1111:2222:3333:4444:5555:6666:7777:8888"); + assertThat(ipAddress.toString(), + is("1111:2222:3333:4444:5555:6666:7777:8888")); + + ipAddress = Ip6Address.valueOf("1111::8888"); + assertThat(ipAddress.toString(), is("1111::8888")); + + ipAddress = Ip6Address.valueOf("1111::"); + assertThat(ipAddress.toString(), is("1111::")); + + ipAddress = Ip6Address.valueOf("::8888"); + assertThat(ipAddress.toString(), is("::8888")); + + ipAddress = Ip6Address.valueOf("::"); + assertThat(ipAddress.toString(), is("::")); + + ipAddress = + Ip6Address.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff"); + assertThat(ipAddress.toString(), + is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")); + } +} |