Completed the IPv6 implementation for IpPrefix, and added
a new set of IpPrefix unit tests.
Also, fix few nits in IpAddress and IpAddressTest
diff --git a/utils/misc/src/main/java/org/onlab/packet/IpAddress.java b/utils/misc/src/main/java/org/onlab/packet/IpAddress.java
index 77ba9b0..f685e79 100644
--- a/utils/misc/src/main/java/org/onlab/packet/IpAddress.java
+++ b/utils/misc/src/main/java/org/onlab/packet/IpAddress.java
@@ -30,7 +30,6 @@
/**
* A class representing an IP address.
- * TODO: Add support for IPv6 as well.
*/
public final class IpAddress implements Comparable<IpAddress> {
// IP Versions
diff --git a/utils/misc/src/main/java/org/onlab/packet/IpPrefix.java b/utils/misc/src/main/java/org/onlab/packet/IpPrefix.java
index 3cde79d..4fef5a4 100644
--- a/utils/misc/src/main/java/org/onlab/packet/IpPrefix.java
+++ b/utils/misc/src/main/java/org/onlab/packet/IpPrefix.java
@@ -17,8 +17,6 @@
import java.util.Objects;
-// TODO: Add support for IPv6 as well.
-
/**
* A class representing an IP prefix. A prefix consists of an IP address and
* a subnet mask.
@@ -40,82 +38,12 @@
*
* @param address the IP address
* @param prefixLength the prefix length
- */
- private IpPrefix(IpAddress address, int prefixLength) {
- checkPrefixLength(prefixLength);
- this.address = IpAddress.makeMaskedAddress(address, prefixLength);
- this.prefixLength = (short) prefixLength;
- }
-
- /**
- * Checks whether the prefix length is valid.
- *
- * @param prefixLength the prefix length value to check
* @throws IllegalArgumentException if the prefix length value is invalid
*/
- private static void checkPrefixLength(int prefixLength) {
- if ((prefixLength < 0) || (prefixLength > MAX_INET_MASK_LENGTH)) {
- String msg = "Invalid prefix length " + prefixLength + ". " +
- "The value must be in the interval [0, " +
- MAX_INET_MASK_LENGTH + "]";
- throw new IllegalArgumentException(msg);
- }
- }
-
- /**
- * Converts an integer and a prefix length into an IPv4 prefix.
- *
- * @param address an integer representing the IPv4 address
- * @param prefixLength the prefix length
- * @return an IP prefix
- */
- public static IpPrefix valueOf(int address, int prefixLength) {
- return new IpPrefix(IpAddress.valueOf(address), prefixLength);
- }
-
- /**
- * Converts a byte array and a prefix length into an IP prefix.
- *
- * @param version the IP address version
- * @param address the IP address value stored in network byte order
- * @param prefixLength the prefix length
- * @return an IP prefix
- */
- public static IpPrefix valueOf(IpAddress.Version version, byte[] address,
- int prefixLength) {
- return new IpPrefix(IpAddress.valueOf(version, address),
- prefixLength);
- }
-
- /**
- * Converts an IP address and a prefix length into IP prefix.
- *
- * @param address the IP address
- * @param prefixLength the prefix length
- * @return an IP prefix
- */
- public static IpPrefix valueOf(IpAddress address, int prefixLength) {
- return new IpPrefix(address, prefixLength);
- }
-
- /**
- * Converts a CIDR (slash) notation string (e.g., "10.1.0.0/16") into an
- * IP prefix.
- *
- * @param address an IP prefix in string form, e.g. "10.1.0.0/16"
- * @return an IP prefix
- */
- public static IpPrefix valueOf(String address) {
- final String[] parts = address.split("/");
- if (parts.length != 2) {
- String msg = "Malformed IP prefix string: " + address + "." +
- "Address must take form \"x.x.x.x/y\"";
- throw new IllegalArgumentException(msg);
- }
- IpAddress ipAddress = IpAddress.valueOf(parts[0]);
- int prefixLength = Integer.parseInt(parts[1]);
-
- return new IpPrefix(ipAddress, prefixLength);
+ private IpPrefix(IpAddress address, int prefixLength) {
+ checkPrefixLength(address.version(), prefixLength);
+ this.address = IpAddress.makeMaskedAddress(address, prefixLength);
+ this.prefixLength = (short) prefixLength;
}
/**
@@ -146,6 +74,65 @@
}
/**
+ * Converts an integer and a prefix length into an IPv4 prefix.
+ *
+ * @param address an integer representing the IPv4 address
+ * @param prefixLength the prefix length
+ * @return an IP prefix
+ * @throws IllegalArgumentException if the prefix length value is invalid
+ */
+ public static IpPrefix valueOf(int address, int prefixLength) {
+ return new IpPrefix(IpAddress.valueOf(address), prefixLength);
+ }
+
+ /**
+ * Converts a byte array and a prefix length into an IP prefix.
+ *
+ * @param version the IP address version
+ * @param address the IP address value stored in network byte order
+ * @param prefixLength the prefix length
+ * @return an IP prefix
+ * @throws IllegalArgumentException if the prefix length value is invalid
+ */
+ public static IpPrefix valueOf(IpAddress.Version version, byte[] address,
+ int prefixLength) {
+ return new IpPrefix(IpAddress.valueOf(version, address), prefixLength);
+ }
+
+ /**
+ * Converts an IP address and a prefix length into IP prefix.
+ *
+ * @param address the IP address
+ * @param prefixLength the prefix length
+ * @return an IP prefix
+ * @throws IllegalArgumentException if the prefix length value is invalid
+ */
+ public static IpPrefix valueOf(IpAddress address, int prefixLength) {
+ return new IpPrefix(address, prefixLength);
+ }
+
+ /**
+ * Converts a CIDR (slash) notation string (e.g., "10.1.0.0/16") into an
+ * IP prefix.
+ *
+ * @param address an IP prefix in string form, e.g. "10.1.0.0/16"
+ * @return an IP prefix
+ * @throws IllegalArgumentException if the arguments are invalid
+ */
+ public static IpPrefix valueOf(String address) {
+ final String[] parts = address.split("/");
+ if (parts.length != 2) {
+ String msg = "Malformed IP prefix string: " + address + "." +
+ "Address must take form \"x.x.x.x/y\"";
+ throw new IllegalArgumentException(msg);
+ }
+ IpAddress ipAddress = IpAddress.valueOf(parts[0]);
+ int prefixLength = Integer.parseInt(parts[1]);
+
+ return new IpPrefix(ipAddress, prefixLength);
+ }
+
+ /**
* Determines whether a given IP prefix is contained within this prefix.
*
* @param other the IP prefix to test
@@ -217,4 +204,35 @@
builder.append(String.format("%d", prefixLength));
return builder.toString();
}
+
+ /**
+ * Checks whether the prefix length is valid.
+ *
+ * @param version the IP address version
+ * @param prefixLength the prefix length value to check
+ * @throws IllegalArgumentException if the prefix length value is invalid
+ */
+ private static void checkPrefixLength(IpAddress.Version version,
+ int prefixLength) {
+ int maxPrefixLen = 0;
+
+ switch (version) {
+ case INET:
+ maxPrefixLen = MAX_INET_MASK_LENGTH;
+ break;
+ case INET6:
+ maxPrefixLen = MAX_INET6_MASK_LENGTH;
+ break;
+ default:
+ String msg = "Invalid IP version " + version;
+ throw new IllegalArgumentException(msg);
+ }
+
+ if ((prefixLength < 0) || (prefixLength > maxPrefixLen)) {
+ String msg = "Invalid prefix length " + prefixLength + ". " +
+ "The value must be in the interval [0, " +
+ maxPrefixLen + "]";
+ throw new IllegalArgumentException(msg);
+ }
+ }
}
diff --git a/utils/misc/src/test/java/org/onlab/packet/IpAddressTest.java b/utils/misc/src/test/java/org/onlab/packet/IpAddressTest.java
index 4237829..0176a8c 100644
--- a/utils/misc/src/test/java/org/onlab/packet/IpAddressTest.java
+++ b/utils/misc/src/test/java/org/onlab/packet/IpAddressTest.java
@@ -135,7 +135,7 @@
* Tests returning an IPv4 address asn an integer.
*/
@Test
- public void testToint() {
+ public void testToInt() {
IpAddress ipAddress;
ipAddress = IpAddress.valueOf("1.2.3.4");
@@ -149,10 +149,10 @@
}
/**
- * Tests valueOf() converter for an integer value.
+ * Tests valueOf() converter for IPv4 integer value.
*/
@Test
- public void testValueOfForInteger() {
+ public void testValueOfForIntegerIPv4() {
IpAddress ipAddress;
ipAddress = IpAddress.valueOf(0x01020304);
diff --git a/utils/misc/src/test/java/org/onlab/packet/IpPrefixTest.java b/utils/misc/src/test/java/org/onlab/packet/IpPrefixTest.java
index f5ad88b..e12867b 100644
--- a/utils/misc/src/test/java/org/onlab/packet/IpPrefixTest.java
+++ b/utils/misc/src/test/java/org/onlab/packet/IpPrefixTest.java
@@ -15,123 +15,970 @@
*/
package org.onlab.packet;
-import static org.junit.Assert.assertEquals;
+import com.google.common.testing.EqualsTester;
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
+import static org.onlab.junit.ImmutableClassChecker.assertThatClassIsImmutable;
-import java.util.Arrays;
-
-import org.junit.Test;
-import org.onlab.packet.IpAddress.Version;
-
-import com.google.common.testing.EqualsTester;
-
+/**
+ * Tests for class {@link IpPrefix}.
+ */
public class IpPrefixTest {
-
- private static final byte [] BYTES1 = new byte [] {0xa, 0x0, 0x0, 0xa};
- private static final byte [] BYTES2 = new byte [] {0xa, 0x0, 0x0, 0xb};
- private static final int INTVAL0 = 0x0a000000;
- private static final int INTVAL1 = 0x0a00000a;
- private static final int INTVAL2 = 0x0a00000b;
- private static final String STRVAL = "10.0.0.12/16";
- private static final int MASK_LENGTH = 16;
-
+ /**
+ * Tests the immutability of {@link IpPrefix}.
+ */
@Test
- public void testEquality() {
- IpPrefix ip1 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, IpPrefix.MAX_INET_MASK_LENGTH);
- IpPrefix ip2 = IpPrefix.valueOf(INTVAL1, IpPrefix.MAX_INET_MASK_LENGTH);
- IpPrefix ip3 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES2, IpPrefix.MAX_INET_MASK_LENGTH);
- IpPrefix ip4 = IpPrefix.valueOf(INTVAL2, IpPrefix.MAX_INET_MASK_LENGTH);
- IpPrefix ip5 = IpPrefix.valueOf(STRVAL);
-
- new EqualsTester().addEqualityGroup(ip1, ip2)
- .addEqualityGroup(ip3, ip4)
- .addEqualityGroup(ip5)
- .testEquals();
-
- // string conversions
- IpPrefix ip6 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, MASK_LENGTH);
- IpPrefix ip7 = IpPrefix.valueOf("10.0.0.10/16");
- IpPrefix ip8 = IpPrefix.valueOf(IpAddress.Version.INET,
- new byte [] {0xa, 0x0, 0x0, 0xc}, 16);
- assertEquals("incorrect address conversion", ip6, ip7);
- assertEquals("incorrect address conversion", ip5, ip8);
+ public void testImmutable() {
+ assertThatClassIsImmutable(IpPrefix.class);
}
+ /**
+ * Tests the maximum mask length.
+ */
@Test
- public void basics() {
- IpPrefix ip1 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, MASK_LENGTH);
- final byte [] bytes = new byte [] {0xa, 0x0, 0x0, 0x0};
-
- // check fields
- assertEquals("incorrect IP Version", Version.INET, ip1.version());
- assertEquals("incorrect netmask", 16, ip1.prefixLength());
- assertTrue("faulty toOctets()",
- Arrays.equals(bytes, ip1.address().toOctets()));
- assertEquals("faulty toInt()", INTVAL0, ip1.address().toInt());
- assertEquals("faulty toString()", "10.0.0.0/16", ip1.toString());
+ 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 netmasks() {
- // masked
- IpPrefix ip1 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, MASK_LENGTH);
- IpPrefix ip2 = IpPrefix.valueOf("10.0.0.10/16");
- IpPrefix ip3 = IpPrefix.valueOf("10.0.0.0/16");
- assertEquals("incorrect binary masked address",
- ip1.toString(), "10.0.0.0/16");
- assertEquals("incorrect string masked address",
- ip2.toString(), "10.0.0.0/16");
- assertEquals("incorrect network address",
- ip2.toString(), "10.0.0.0/16");
+ 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 returning the IP address value and IP address prefix length of
+ * an IPv4 prefix.
+ */
@Test
- public void testContainsIpPrefix() {
- IpPrefix slash31 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, 31);
- IpPrefix slash32 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, 32);
- IpPrefix differentSlash32 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES2, 32);
+ public void testAddressAndPrefixLengthIPv4() {
+ IpPrefix ipPrefix;
- assertTrue(slash31.contains(differentSlash32));
- assertFalse(differentSlash32.contains(slash31));
+ ipPrefix = IpPrefix.valueOf("1.2.3.0/24");
+ assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.0")));
+ assertThat(ipPrefix.prefixLength(), is(24));
- assertTrue(slash31.contains(slash32));
- assertFalse(slash32.contains(differentSlash32));
- assertFalse(differentSlash32.contains(slash32));
+ ipPrefix = IpPrefix.valueOf("1.2.3.4/24");
+ assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.0")));
+ assertThat(ipPrefix.prefixLength(), is(24));
- IpPrefix zero = IpPrefix.valueOf("0.0.0.0/0");
- assertTrue(zero.contains(differentSlash32));
- assertFalse(differentSlash32.contains(zero));
+ ipPrefix = IpPrefix.valueOf("1.2.3.4/32");
+ assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1.2.3.4")));
+ assertThat(ipPrefix.prefixLength(), is(32));
- IpPrefix slash8 = IpPrefix.valueOf("10.0.0.0/8");
- assertTrue(slash8.contains(slash31));
- assertFalse(slash31.contains(slash8));
+ 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 testContainsIpAddress() {
- IpPrefix slash31 = IpPrefix.valueOf(IpAddress.Version.INET,
- BYTES1, 31);
- IpAddress addr32 = IpAddress.valueOf(IpAddress.Version.INET, BYTES1);
+ public void testAddressAndPrefixLengthIPv6() {
+ IpPrefix ipPrefix;
- assertTrue(slash31.contains(addr32));
+ ipPrefix = IpPrefix.valueOf("1100::/8");
+ assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1100::")));
+ assertThat(ipPrefix.prefixLength(), is(8));
- IpPrefix intf = IpPrefix.valueOf("192.168.10.101/24");
- IpAddress addr = IpAddress.valueOf("192.168.10.1");
+ ipPrefix =
+ IpPrefix.valueOf("1111:2222:3333:4444:5555:6666:7777:8885/8");
+ assertThat(ipPrefix.address(), equalTo(IpAddress.valueOf("1100::")));
+ assertThat(ipPrefix.prefixLength(), is(8));
- assertTrue(intf.contains(addr));
+ 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 intf1 = IpPrefix.valueOf("10.0.0.101/24");
- IpAddress addr1 = IpAddress.valueOf("10.0.0.4");
+ 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));
- assertTrue(intf1.contains(addr1));
+ 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 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")));
+ }
+
+ /**
+ * 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")));
+ }
+
+ /**
+ * 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")));
+ }
+
+ /**
+ * 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")));
+ }
+
+ /**
+ * 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"));
}
}