/*
* Copyright 2014-present 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 org.junit.Test;
import com.google.common.testing.EqualsTester;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutableBaseClass;
/**
* Tests for class {@link IpPrefix}.
*/
public class IpPrefixTest {
/**
* Tests the immutability of {@link IpPrefix}.
*/
@Test
public void testImmutable() {
assertThatClassIsImmutableBaseClass(IpPrefix.class);
}
/**
* Tests the maximum mask length.
*/
@Test
public void testMaxMaskLength() {
assertThat(IpPrefix.MAX_INET_MASK_LENGTH, is(32));
assertThat(IpPrefix.MAX_INET6_MASK_LENGTH, is(128));
}
/**
* Tests returning the IP version of the prefix.
*/
@Test
public void testVersion() {
IpPrefix ipPrefix;
// IPv4
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertThat(ipPrefix.version(), is(IpAddress.Version.INET));
// IPv6
ipPrefix = IpPrefix.valueOf("::/0");
assertThat(ipPrefix.version(), is(IpAddress.Version.INET6));
}
/**
* Tests whether the IP version of a prefix is IPv4.
*/
@Test
public void testIsIp4() {
IpPrefix ipPrefix;
// IPv4
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertTrue(ipPrefix.isIp4());
// IPv6
ipPrefix = IpPrefix.valueOf("::/0");
assertFalse(ipPrefix.isIp4());
}
/**
* Tests whether the IP version of a prefix is IPv6.
*/
@Test
public void testIsIp6() {
IpPrefix ipPrefix;
// IPv4
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertFalse(ipPrefix.isIp6());
// IPv6
ipPrefix = IpPrefix.valueOf("::/0");
assertTrue(ipPrefix.isIp6());
}
/**
* Tests if the prefix is a multicast prefix.
*/
@Test
public void testIsMulticast() {
IpPrefix v4Unicast = IpPrefix.valueOf("10.0.0.1/16");
IpPrefix v4Multicast = IpPrefix.valueOf("224.0.0.1/4");
IpPrefix v4Overlap = IpPrefix.valueOf("192.0.0.0/2");
IpPrefix v6Unicast = IpPrefix.valueOf("1000::1/8");
IpPrefix v6Multicast = IpPrefix.valueOf("ff02::1/8");
IpPrefix v6Overlap = IpPrefix.valueOf("ff00::1/4");
assertFalse(v4Unicast.isMulticast());
assertTrue(v4Multicast.isMulticast());
assertFalse(v4Overlap.isMulticast());
assertFalse(v6Unicast.isMulticast());
assertTrue(v6Multicast.isMulticast());
assertFalse(v6Overlap.isMulticast());
}
/**
* Tests returning the IP address value and IP address prefix length of
* an IPv4 prefix.
*/
@Test
public void testAddressAndPrefixLengthIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.3.0/24");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.0")));
assertThat(ipPrefix.prefixLength(), is(24));
ipPrefix = IpPrefix.valueOf("1.2.3.4/24");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.0")));
assertThat(ipPrefix.prefixLength(), is(24));
ipPrefix = IpPrefix.valueOf("1.2.3.4/32");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.4")));
assertThat(ipPrefix.prefixLength(), is(32));
ipPrefix = IpPrefix.valueOf("1.2.3.5/32");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.5")));
assertThat(ipPrefix.prefixLength(), is(32));
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("0.0.0.0")));
assertThat(ipPrefix.prefixLength(), is(0));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertThat(ipPrefix.address(),
equalTo(IpAddress.valueOf("255.255.255.255")));
assertThat(ipPrefix.prefixLength(), is(32));
}
/**
* Tests returning the IP address value and IP address prefix length of
* an IPv6 prefix.
*/
@Test
public void testAddressAndPrefixLengthIPv6() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1100::/8");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1100::")));
assertThat(ipPrefix.prefixLength(), is(8));
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8885/8");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1100::")));
assertThat(ipPrefix.prefixLength(), is(8));
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8800/120");
assertThat(ipPrefix.address(),
equalTo(IpAddress.valueOf("1111:2222:3333:4444:5555:6666:7777:8800")));
assertThat(ipPrefix.prefixLength(), is(120));
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8885/128");
assertThat(ipPrefix.address(),
equalTo(IpAddress.valueOf("1111:2222:3333:4444:5555:6666:7777:8885")));
assertThat(ipPrefix.prefixLength(), is(128));
ipPrefix = IpPrefix.valueOf("::/0");
assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("::")));
assertThat(ipPrefix.prefixLength(), is(0));
ipPrefix =
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertThat(ipPrefix.address(),
equalTo(IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")));
assertThat(ipPrefix.prefixLength(), is(128));
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8885/64");
assertThat(ipPrefix.address(),
equalTo(IpAddress.valueOf("1111:2222:3333:4444::")));
assertThat(ipPrefix.prefixLength(), is(64));
}
/**
* Tests getting the Ip4Prefix and Ip6Prefix view of the IP prefix.
*/
@Test
public void testGetIp4AndIp6PrefixView() {
IpPrefix ipPrefix;
Ip4Prefix ip4Prefix;
Ip6Prefix ip6Prefix;
// Pure IPv4 IpPrefix
ipPrefix = IpPrefix.valueOf("1.2.3.0/24");
ip4Prefix = ipPrefix.getIp4Prefix();
ip6Prefix = ipPrefix.getIp6Prefix();
assertThat(ip4Prefix.toString(), is("1.2.3.0/24"));
assertNull(ip6Prefix);
// IPv4 IpPrefix that is Ip4Prefix
ipPrefix = Ip4Prefix.valueOf("1.2.3.0/24");
ip4Prefix = ipPrefix.getIp4Prefix();
ip6Prefix = ipPrefix.getIp6Prefix();
assertThat(ip4Prefix.toString(), is("1.2.3.0/24"));
assertNull(ip6Prefix);
// Pure IPv6 IpPrefix
ipPrefix = IpPrefix.valueOf("1111:2222::/64");
ip4Prefix = ipPrefix.getIp4Prefix();
ip6Prefix = ipPrefix.getIp6Prefix();
assertNull(ip4Prefix);
assertThat(ip6Prefix.toString(), is("1111:2222::/64"));
// IPv6 IpPrefix that is Ip6Prefix
ipPrefix = Ip6Prefix.valueOf("1111:2222::/64");
ip4Prefix = ipPrefix.getIp4Prefix();
ip6Prefix = ipPrefix.getIp6Prefix();
assertNull(ip4Prefix);
assertThat(ip6Prefix.toString(), is("1111:2222::/64"));
}
/**
* Tests valueOf() converter for IPv4 integer value.
*/
@Test
public void testValueOfForIntegerIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf(0x01020304, 24);
assertThat(ipPrefix.toString(), is("1.2.3.0/24"));
ipPrefix = IpPrefix.valueOf(0x01020304, 32);
assertThat(ipPrefix.toString(), is("1.2.3.4/32"));
ipPrefix = IpPrefix.valueOf(0x01020305, 32);
assertThat(ipPrefix.toString(), is("1.2.3.5/32"));
ipPrefix = IpPrefix.valueOf(0, 0);
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf(0, 32);
assertThat(ipPrefix.toString(), is("0.0.0.0/32"));
ipPrefix = IpPrefix.valueOf(0xffffffff, 0);
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf(0xffffffff, 16);
assertThat(ipPrefix.toString(), is("255.255.0.0/16"));
ipPrefix = IpPrefix.valueOf(0xffffffff, 32);
assertThat(ipPrefix.toString(), is("255.255.255.255/32"));
}
/**
* Tests invalid valueOf() converter for IPv4 integer value and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfIntegerNegativePrefixLengthIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf(0x01020304, -1);
}
/**
* Tests invalid valueOf() converter for IPv4 integer value and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfIntegerTooLongPrefixLengthIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf(0x01020304, 33);
}
/**
* Tests valueOf() converter for IPv4 byte array.
*/
@Test
public void testValueOfByteArrayIPv4() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {1, 2, 3, 4};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 24);
assertThat(ipPrefix.toString(), is("1.2.3.0/24"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 32);
assertThat(ipPrefix.toString(), is("1.2.3.4/32"));
value = new byte[] {1, 2, 3, 5};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 32);
assertThat(ipPrefix.toString(), is("1.2.3.5/32"));
value = new byte[] {0, 0, 0, 0};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 0);
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 32);
assertThat(ipPrefix.toString(), is("0.0.0.0/32"));
value = new byte[] {(byte) 0xff, (byte) 0xff,
(byte) 0xff, (byte) 0xff};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 0);
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 16);
assertThat(ipPrefix.toString(), is("255.255.0.0/16"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 32);
assertThat(ipPrefix.toString(), is("255.255.255.255/32"));
}
/**
* Tests valueOf() converter for IPv6 byte array.
*/
@Test
public void testValueOfByteArrayIPv6() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {0x11, 0x11, 0x22, 0x22,
0x33, 0x33, 0x44, 0x44,
0x55, 0x55, 0x66, 0x66,
0x77, 0x77, (byte) 0x88, (byte) 0x88};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 120);
assertThat(ipPrefix.toString(),
is("1111:2222:3333:4444:5555:6666:7777:8800/120"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 128);
assertThat(ipPrefix.toString(),
is("1111:2222:3333:4444:5555:6666:7777:8888/128"));
value = new byte[] {0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 0);
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 128);
assertThat(ipPrefix.toString(), is("::/128"));
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};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 0);
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 64);
assertThat(ipPrefix.toString(), is("ffff:ffff:ffff:ffff::/64"));
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 128);
assertThat(ipPrefix.toString(),
is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"));
}
/**
* Tests invalid valueOf() converter for a null array for IPv4.
*/
@Test(expected = NullPointerException.class)
public void testInvalidValueOfNullArrayIPv4() {
IpPrefix ipPrefix;
byte[] value;
value = null;
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 24);
}
/**
* Tests invalid valueOf() converter for a null array for IPv6.
*/
@Test(expected = NullPointerException.class)
public void testInvalidValueOfNullArrayIPv6() {
IpPrefix ipPrefix;
byte[] value;
value = null;
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 120);
}
/**
* Tests invalid valueOf() converter for a short array for IPv4.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfShortArrayIPv4() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {1, 2, 3};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 24);
}
/**
* Tests invalid valueOf() converter for a short array for IPv6.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfShortArrayIPv6() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 120);
}
/**
* Tests invalid valueOf() converter for IPv4 byte array and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfByteArrayNegativePrefixLengthIPv4() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {1, 2, 3, 4};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, -1);
}
/**
* Tests invalid valueOf() converter for IPv6 byte array and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfByteArrayNegativePrefixLengthIPv6() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {0x11, 0x11, 0x22, 0x22,
0x33, 0x33, 0x44, 0x44,
0x55, 0x55, 0x66, 0x66,
0x77, 0x77, (byte) 0x88, (byte) 0x88};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, -1);
}
/**
* Tests invalid valueOf() converter for IPv4 byte array and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfByteArrayTooLongPrefixLengthIPv4() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {1, 2, 3, 4};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET, value, 33);
}
/**
* Tests invalid valueOf() converter for IPv6 byte array and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfByteArrayTooLongPrefixLengthIPv6() {
IpPrefix ipPrefix;
byte[] value;
value = new byte[] {0x11, 0x11, 0x22, 0x22,
0x33, 0x33, 0x44, 0x44,
0x55, 0x55, 0x66, 0x66,
0x77, 0x77, (byte) 0x88, (byte) 0x88};
ipPrefix = IpPrefix.valueOf(IpAddress.Version.INET6, value, 129);
}
/**
* Tests valueOf() converter for IPv4 address.
*/
@Test
public void testValueOfAddressIPv4() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress = IpAddress.valueOf("1.2.3.4");
ipPrefix = IpPrefix.valueOf(ipAddress, 24);
assertThat(ipPrefix.toString(), is("1.2.3.0/24"));
ipPrefix = IpPrefix.valueOf(ipAddress, 32);
assertThat(ipPrefix.toString(), is("1.2.3.4/32"));
ipAddress = IpAddress.valueOf("1.2.3.5");
ipPrefix = IpPrefix.valueOf(ipAddress, 32);
assertThat(ipPrefix.toString(), is("1.2.3.5/32"));
ipAddress = IpAddress.valueOf("0.0.0.0");
ipPrefix = IpPrefix.valueOf(ipAddress, 0);
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf(ipAddress, 32);
assertThat(ipPrefix.toString(), is("0.0.0.0/32"));
ipAddress = IpAddress.valueOf("255.255.255.255");
ipPrefix = IpPrefix.valueOf(ipAddress, 0);
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf(ipAddress, 16);
assertThat(ipPrefix.toString(), is("255.255.0.0/16"));
ipPrefix = IpPrefix.valueOf(ipAddress, 32);
assertThat(ipPrefix.toString(), is("255.255.255.255/32"));
}
/**
* Tests valueOf() converter for IPv6 address.
*/
@Test
public void testValueOfAddressIPv6() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress =
IpAddress.valueOf("1111:2222:3333:4444:5555:6666:7777:8888");
ipPrefix = IpPrefix.valueOf(ipAddress, 120);
assertThat(ipPrefix.toString(),
is("1111:2222:3333:4444:5555:6666:7777:8800/120"));
ipPrefix = IpPrefix.valueOf(ipAddress, 128);
assertThat(ipPrefix.toString(),
is("1111:2222:3333:4444:5555:6666:7777:8888/128"));
ipAddress = IpAddress.valueOf("::");
ipPrefix = IpPrefix.valueOf(ipAddress, 0);
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix = IpPrefix.valueOf(ipAddress, 128);
assertThat(ipPrefix.toString(), is("::/128"));
ipAddress =
IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff");
ipPrefix = IpPrefix.valueOf(ipAddress, 0);
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix = IpPrefix.valueOf(ipAddress, 64);
assertThat(ipPrefix.toString(), is("ffff:ffff:ffff:ffff::/64"));
ipPrefix = IpPrefix.valueOf(ipAddress, 128);
assertThat(ipPrefix.toString(),
is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"));
}
/**
* Tests invalid valueOf() converter for a null IP address.
*/
@Test(expected = NullPointerException.class)
public void testInvalidValueOfNullAddress() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress = null;
ipPrefix = IpPrefix.valueOf(ipAddress, 24);
}
/**
* Tests invalid valueOf() converter for IPv4 address and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfAddressNegativePrefixLengthIPv4() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress = IpAddress.valueOf("1.2.3.4");
ipPrefix = IpPrefix.valueOf(ipAddress, -1);
}
/**
* Tests invalid valueOf() converter for IPv6 address and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfAddressNegativePrefixLengthIPv6() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress =
IpAddress.valueOf("1111:2222:3333:4444:5555:6666:7777:8888");
ipPrefix = IpPrefix.valueOf(ipAddress, -1);
}
/**
* Tests invalid valueOf() converter for IPv4 address and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfAddressTooLongPrefixLengthIPv4() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress = IpAddress.valueOf("1.2.3.4");
ipPrefix = IpPrefix.valueOf(ipAddress, 33);
}
/**
* Tests invalid valueOf() converter for IPv6 address and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfAddressTooLongPrefixLengthIPv6() {
IpAddress ipAddress;
IpPrefix ipPrefix;
ipAddress =
IpAddress.valueOf("1111:2222:3333:4444:5555:6666:7777:8888");
ipPrefix = IpPrefix.valueOf(ipAddress, 129);
}
/**
* Tests valueOf() converter for IPv4 string.
*/
@Test
public void testValueOfStringIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.3.4/24");
assertThat(ipPrefix.toString(), is("1.2.3.0/24"));
ipPrefix = IpPrefix.valueOf("1.2.3.4/32");
assertThat(ipPrefix.toString(), is("1.2.3.4/32"));
ipPrefix = IpPrefix.valueOf("1.2.3.5/32");
assertThat(ipPrefix.toString(), is("1.2.3.5/32"));
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf("0.0.0.0/32");
assertThat(ipPrefix.toString(), is("0.0.0.0/32"));
ipPrefix = IpPrefix.valueOf("255.255.255.255/0");
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf("255.255.255.255/16");
assertThat(ipPrefix.toString(), is("255.255.0.0/16"));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertThat(ipPrefix.toString(), is("255.255.255.255/32"));
}
/**
* Tests valueOf() converter for IPv6 string.
*/
@Test
public void testValueOfStringIPv6() {
IpPrefix ipPrefix;
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8888/120");
assertThat(ipPrefix.toString(),
is("1111:2222:3333:4444:5555:6666:7777:8800/120"));
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8888/128");
assertThat(ipPrefix.toString(),
is("1111:2222:3333:4444:5555:6666:7777:8888/128"));
ipPrefix = IpPrefix.valueOf("::/0");
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix = IpPrefix.valueOf("::/128");
assertThat(ipPrefix.toString(), is("::/128"));
ipPrefix =
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/0");
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix =
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/64");
assertThat(ipPrefix.toString(), is("ffff:ffff:ffff:ffff::/64"));
ipPrefix =
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertThat(ipPrefix.toString(),
is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"));
}
/**
* Tests invalid valueOf() converter for a null string.
*/
@Test(expected = NullPointerException.class)
public void testInvalidValueOfNullString() {
IpPrefix ipPrefix;
String fromString;
fromString = null;
ipPrefix = IpPrefix.valueOf(fromString);
}
/**
* Tests invalid valueOf() converter for an empty string.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfEmptyString() {
IpPrefix ipPrefix;
String fromString;
fromString = "";
ipPrefix = IpPrefix.valueOf(fromString);
}
/**
* Tests invalid valueOf() converter for an incorrect string.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfIncorrectString() {
IpPrefix ipPrefix;
String fromString;
fromString = "NoSuchIpPrefix";
ipPrefix = IpPrefix.valueOf(fromString);
}
/**
* Tests invalid valueOf() converter for IPv4 string and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfStringNegativePrefixLengthIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.3.4/-1");
}
/**
* Tests invalid valueOf() converter for IPv6 string and
* negative prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfStringNegativePrefixLengthIPv6() {
IpPrefix ipPrefix;
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8888/-1");
}
/**
* Tests invalid valueOf() converter for IPv4 string and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfStringTooLongPrefixLengthIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.3.4/33");
}
/**
* Tests invalid valueOf() converter for IPv6 string and
* too long prefix length.
*/
@Test(expected = IllegalArgumentException.class)
public void testInvalidValueOfStringTooLongPrefixLengthIPv6() {
IpPrefix ipPrefix;
ipPrefix =
IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8888/129");
}
/**
* Tests IP prefix contains another IP prefix for IPv4.
*/
@Test
public void testContainsIpPrefixIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.0.0/24");
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/24")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/32")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.4/32")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/16")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.3.0.0/24")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/16")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/0")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("255.255.255.255/32")));
ipPrefix = IpPrefix.valueOf("1.2.0.0/32");
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/24")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/32")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.4/32")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/16")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.3.0.0/24")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/16")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/0")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("255.255.255.255/32")));
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/24")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/32")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.4/32")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/16")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("1.3.0.0/24")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/16")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/0")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("255.255.255.255/32")));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/24")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/32")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.4/32")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/16")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.3.0.0/24")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/16")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("0.0.0.0/0")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("255.255.255.255/32")));
// Test when there is a mistmatch in the compared IP address families
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1111:2222:3333:4444::/120")));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertFalse(ipPrefix.contains(IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")));
}
/**
* Tests IP prefix contains another IP prefix for IPv6.
*/
@Test
public void testContainsIpPrefixIPv6() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1111:2222:3333:4444::/120");
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/120")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/128")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::1/128")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/64")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4445::/120")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("::/64")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("::/0")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")));
ipPrefix = IpPrefix.valueOf("1111:2222:3333:4444::/128");
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/120")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/128")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::1/128")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/64")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4445::/120")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("::/64")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("::/0")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")));
ipPrefix = IpPrefix.valueOf("::/0");
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/120")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/128")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::1/128")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/64")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4445::/120")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("::/64")));
assertTrue(ipPrefix.contains(IpPrefix.valueOf("::/0")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")));
ipPrefix =
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/120")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/128")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::1/128")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4444::/64")));
assertFalse(ipPrefix.contains(
IpPrefix.valueOf("1111:2222:3333:4445::/120")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("::/64")));
assertFalse(ipPrefix.contains(IpPrefix.valueOf("::/0")));
assertTrue(ipPrefix.contains(
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128")));
// Test when there is a mistmatch in the compared IP address families
ipPrefix = IpPrefix.valueOf("::/0");
assertFalse(ipPrefix.contains(IpPrefix.valueOf("1.2.0.0/24")));
ipPrefix = IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertFalse(ipPrefix.contains(IpPrefix.valueOf("255.255.255.255/32")));
}
/**
* Tests IP prefix contains IP address for IPv4.
*/
@Test
public void testContainsIpAddressIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.0.0/24");
assertTrue(ipPrefix.contains(IpAddress.valueOf("1.2.0.0")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("1.2.0.4")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.3.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("0.0.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("255.255.255.255")));
ipPrefix = IpPrefix.valueOf("1.2.0.0/32");
assertTrue(ipPrefix.contains(IpAddress.valueOf("1.2.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.2.0.4")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.3.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("0.0.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("255.255.255.255")));
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertTrue(ipPrefix.contains(IpAddress.valueOf("1.2.0.0")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("1.2.0.4")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("1.3.0.0")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("0.0.0.0")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("255.255.255.255")));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.2.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.2.0.4")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.3.0.0")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("0.0.0.0")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("255.255.255.255")));
// Test when there is a mistmatch in the compared IP address families
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertFalse(ipPrefix.contains(IpAddress.valueOf("1111:2222:3333:4444::")));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertFalse(ipPrefix.contains(IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")));
}
/**
* Tests IP prefix contains IP address for IPv6.
*/
@Test
public void testContainsIpAddressIPv6() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1111:2222:3333:4444::/120");
assertTrue(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::")));
assertTrue(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::1")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4445::")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("::")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")));
ipPrefix = IpPrefix.valueOf("1111:2222:3333:4444::/128");
assertTrue(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::1")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4445::")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("::")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")));
ipPrefix = IpPrefix.valueOf("::/0");
assertTrue(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::")));
assertTrue(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::1")));
assertTrue(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4445::")));
assertTrue(ipPrefix.contains(IpAddress.valueOf("::")));
assertTrue(ipPrefix.contains(
IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")));
ipPrefix =
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertFalse(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4444::1")));
assertFalse(ipPrefix.contains(
IpAddress.valueOf("1111:2222:3333:4445::")));
assertFalse(ipPrefix.contains(IpAddress.valueOf("::")));
assertTrue(ipPrefix.contains(
IpAddress.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff")));
// Test when there is a mistmatch in the compared IP address families
ipPrefix = IpPrefix.valueOf("::/0");
assertFalse(ipPrefix.contains(IpAddress.valueOf("1.2.0.0")));
ipPrefix = IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertFalse(ipPrefix.contains(IpAddress.valueOf("255.255.255.255")));
}
/**
* Tests equality of {@link IpPrefix} for IPv4.
*/
@Test
public void testEqualityIPv4() {
new EqualsTester()
.addEqualityGroup(IpPrefix.valueOf("1.2.0.0/24"),
IpPrefix.valueOf("1.2.0.0/24"),
IpPrefix.valueOf("1.2.0.4/24"))
.addEqualityGroup(IpPrefix.valueOf("1.2.0.0/16"),
IpPrefix.valueOf("1.2.0.0/16"))
.addEqualityGroup(IpPrefix.valueOf("1.2.0.0/32"),
IpPrefix.valueOf("1.2.0.0/32"))
.addEqualityGroup(IpPrefix.valueOf("1.3.0.0/24"),
IpPrefix.valueOf("1.3.0.0/24"))
.addEqualityGroup(IpPrefix.valueOf("0.0.0.0/0"),
IpPrefix.valueOf("0.0.0.0/0"))
.addEqualityGroup(IpPrefix.valueOf("255.255.255.255/32"),
IpPrefix.valueOf("255.255.255.255/32"))
.testEquals();
}
/**
* Tests equality of {@link IpPrefix} for IPv6.
*/
@Test
public void testEqualityIPv6() {
new EqualsTester()
.addEqualityGroup(
IpPrefix.valueOf("1111:2222:3333:4444::/120"),
IpPrefix.valueOf("1111:2222:3333:4444::1/120"),
IpPrefix.valueOf("1111:2222:3333:4444::/120"))
.addEqualityGroup(
IpPrefix.valueOf("1111:2222:3333:4444::/64"),
IpPrefix.valueOf("1111:2222:3333:4444::/64"))
.addEqualityGroup(
IpPrefix.valueOf("1111:2222:3333:4444::/128"),
IpPrefix.valueOf("1111:2222:3333:4444::/128"))
.addEqualityGroup(
IpPrefix.valueOf("1111:2222:3333:4445::/64"),
IpPrefix.valueOf("1111:2222:3333:4445::/64"))
.addEqualityGroup(
IpPrefix.valueOf("::/0"),
IpPrefix.valueOf("::/0"))
.addEqualityGroup(
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"),
IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"))
.testEquals();
}
/**
* Tests object string representation for IPv4.
*/
@Test
public void testToStringIPv4() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1.2.3.0/24");
assertThat(ipPrefix.toString(), is("1.2.3.0/24"));
ipPrefix = IpPrefix.valueOf("1.2.3.4/24");
assertThat(ipPrefix.toString(), is("1.2.3.0/24"));
ipPrefix = IpPrefix.valueOf("0.0.0.0/0");
assertThat(ipPrefix.toString(), is("0.0.0.0/0"));
ipPrefix = IpPrefix.valueOf("255.255.255.255/32");
assertThat(ipPrefix.toString(), is("255.255.255.255/32"));
}
/**
* Tests object string representation for IPv6.
*/
@Test
public void testToStringIPv6() {
IpPrefix ipPrefix;
ipPrefix = IpPrefix.valueOf("1100::/8");
assertThat(ipPrefix.toString(), is("1100::/8"));
ipPrefix = IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8885/8");
assertThat(ipPrefix.toString(), is("1100::/8"));
ipPrefix = IpPrefix.valueOf("::/0");
assertThat(ipPrefix.toString(), is("::/0"));
ipPrefix = IpPrefix.valueOf("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128");
assertThat(ipPrefix.toString(),
is("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff/128"));
}
}