+++ /dev/null
-/*
- * Copyright (c) 2013-2014 Cisco Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.controller.sal.utils;
-
-import java.net.InetAddress;
-import java.net.UnknownHostException;
-import java.util.Arrays;
-
-import org.junit.Assert;
-import org.junit.Test;
-
-public class NetUtilsTest {
-
- @Test
- public void testByteArrayMethods() {
- int ip = 8888;
- Assert.assertTrue(NetUtils
- .byteArray4ToInt(NetUtils.intToByteArray4(ip)) == ip);
-
- ip = 0xffffffff;
- Assert.assertTrue(NetUtils
- .byteArray4ToInt(NetUtils.intToByteArray4(ip)) == ip);
-
- ip = 0;
- Assert.assertTrue(NetUtils
- .byteArray4ToInt(NetUtils.intToByteArray4(ip)) == ip);
-
- ip = 0x1fffffff;
- Assert.assertTrue(NetUtils
- .byteArray4ToInt(NetUtils.intToByteArray4(ip)) == ip);
-
- ip = 0xfffffff;
- Assert.assertTrue(NetUtils
- .byteArray4ToInt(NetUtils.intToByteArray4(ip)) == ip);
-
- ip = 0xf000ffff;
- Assert.assertTrue(NetUtils
- .byteArray4ToInt(NetUtils.intToByteArray4(ip)) == ip);
-
- byte ba[] = { (byte) 0xf, (byte) 0xf, (byte) 0xf, (byte) 0xff };
- Assert.assertTrue(Arrays.equals(ba, NetUtils.intToByteArray4(NetUtils
- .byteArray4ToInt(ba))));
-
- byte ba1[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 255 };
- Assert.assertTrue(Arrays.equals(ba1, NetUtils.intToByteArray4(NetUtils
- .byteArray4ToInt(ba1))));
-
- byte ba2[] = { (byte) 255, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(Arrays.equals(ba2, NetUtils.intToByteArray4(NetUtils
- .byteArray4ToInt(ba2))));
-
- byte ba3[] = { (byte) 0, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(Arrays.equals(ba3, NetUtils.intToByteArray4(NetUtils
- .byteArray4ToInt(ba3))));
-
- byte ba4[] = { (byte) 255, (byte) 128, (byte) 0, (byte) 0 };
- Assert.assertTrue(Arrays.equals(ba4, NetUtils.intToByteArray4(NetUtils
- .byteArray4ToInt(ba4))));
- }
-
- @Test
- public void testByteArrayMethodsForLong() {
- // Test of longToByteArray6 method.
- byte ba[] = {
- (byte) 0x11, (byte) 0x22, (byte) 0x33, (byte) 0x44,
- (byte) 0x55, (byte) 0x66
- };
- long mac = 0x112233445566L;
- Assert.assertTrue(Arrays.equals(ba, NetUtils.longToByteArray6(mac)));
-
- byte ba1[] = {
- (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff,
- (byte) 0xff, (byte) 0xff
- };
- long mac1 = 0xffffffffffffL;
- Assert.assertTrue(Arrays.equals(ba1, NetUtils.longToByteArray6(mac1)));
-
- byte ba2[] = {
- (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00,
- (byte) 0x00, (byte) 0x00
- };
- long mac2 = 0x000000000000L;
- Assert.assertTrue(Arrays.equals(ba2, NetUtils.longToByteArray6(mac2)));
-
- byte ba3[] = {
- (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0x00,
- (byte) 0x00, (byte) 0x00
- };
- long mac3 = 0xffffff000000L;
- Assert.assertTrue(Arrays.equals(ba3, NetUtils.longToByteArray6(mac3)));
-
- byte ba4[] = {
- (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0xff,
- (byte) 0xff, (byte) 0xff
- };
- long mac4 = 0x000000ffffffL;
- Assert.assertTrue(Arrays.equals(ba4, NetUtils.longToByteArray6(mac4)));
-
- // Convert a long number to a byte array,
- // and revert it to the long number again.
- Assert.assertTrue(NetUtils
- .byteArray6ToLong(NetUtils.longToByteArray6(mac)) == mac);
-
- Assert.assertTrue(NetUtils
- .byteArray6ToLong(NetUtils.longToByteArray6(mac1)) == mac1);
-
- Assert.assertTrue(NetUtils
- .byteArray6ToLong(NetUtils.longToByteArray6(mac2)) == mac2);
-
- Assert.assertTrue(NetUtils
- .byteArray6ToLong(NetUtils.longToByteArray6(mac3)) == mac3);
-
- Assert.assertTrue(NetUtils
- .byteArray6ToLong(NetUtils.longToByteArray6(mac4)) == mac4);
-
- // Convert a byte array to a long nubmer,
- // and revert it to the byte array again.
- Assert.assertTrue(Arrays.equals(ba,
- NetUtils.longToByteArray6(NetUtils.byteArray6ToLong(ba))));
-
- Assert.assertTrue(Arrays.equals(ba1,
- NetUtils.longToByteArray6(NetUtils.byteArray6ToLong(ba1))));
-
- Assert.assertTrue(Arrays.equals(ba2,
- NetUtils.longToByteArray6(NetUtils.byteArray6ToLong(ba2))));
-
- Assert.assertTrue(Arrays.equals(ba3,
- NetUtils.longToByteArray6(NetUtils.byteArray6ToLong(ba3))));
-
- Assert.assertTrue(Arrays.equals(ba4,
- NetUtils.longToByteArray6(NetUtils.byteArray6ToLong(ba4))));
-
- // Test of paramter validation of byteArray6ToLong method.
- byte array5[] = {
- (byte) 0x11, (byte) 0x22, (byte) 0x33, (byte) 0x44
- };
- Assert.assertEquals(0, NetUtils.byteArray6ToLong(array5));
-
- byte array7[] = {
- (byte) 0x11, (byte) 0x22, (byte) 0x33, (byte) 0x44,
- (byte) 0x55, (byte) 0x66, (byte) 0x77
- };
- Assert.assertEquals(0, NetUtils.byteArray6ToLong(array7));
-
- byte arrayNull[] = null;
- Assert.assertEquals(0, NetUtils.byteArray6ToLong(arrayNull));
- }
-
- @Test
- public void testInetMethods() throws UnknownHostException {
- int ip = 0xfffffff0;
- InetAddress inet = InetAddress.getByName("255.255.255.240");
- Assert.assertTrue(inet.equals(NetUtils.getInetAddress(ip)));
-
- ip = 0;
- inet = InetAddress.getByName("0.0.0.0");
- Assert.assertTrue(inet.equals(NetUtils.getInetAddress(ip)));
-
- ip = 0x9ffff09;
- inet = InetAddress.getByName("9.255.255.9");
- Assert.assertTrue(inet.equals(NetUtils.getInetAddress(ip)));
- }
-
- @Test
- public void testMasksV4() throws UnknownHostException {
-
- InetAddress mask = InetAddress.getByName("128.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(1, false)));
-
- mask = InetAddress.getByName("192.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(2, false)));
-
- mask = InetAddress.getByName("224.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(3, false)));
-
- mask = InetAddress.getByName("240.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(4, false)));
-
- mask = InetAddress.getByName("248.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(5, false)));
-
- mask = InetAddress.getByName("252.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(6, false)));
-
- mask = InetAddress.getByName("254.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(7, false)));
-
- mask = InetAddress.getByName("255.0.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(8, false)));
-
- mask = InetAddress.getByName("255.128.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(9, false)));
-
- mask = InetAddress.getByName("255.192.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(10, false)));
-
- mask = InetAddress.getByName("255.224.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(11, false)));
-
- mask = InetAddress.getByName("255.240.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(12, false)));
-
- mask = InetAddress.getByName("255.248.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(13, false)));
-
- mask = InetAddress.getByName("255.252.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(14, false)));
-
- mask = InetAddress.getByName("255.254.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(15, false)));
-
- mask = InetAddress.getByName("255.255.0.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(16, false)));
-
- mask = InetAddress.getByName("255.255.128.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(17, false)));
-
- mask = InetAddress.getByName("255.255.192.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(18, false)));
-
- mask = InetAddress.getByName("255.255.224.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(19, false)));
-
- mask = InetAddress.getByName("255.255.240.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(20, false)));
-
- mask = InetAddress.getByName("255.255.248.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(21, false)));
-
- mask = InetAddress.getByName("255.255.252.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(22, false)));
-
- mask = InetAddress.getByName("255.255.254.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(23, false)));
-
- mask = InetAddress.getByName("255.255.255.0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(24, false)));
-
- mask = InetAddress.getByName("255.255.255.128");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(25, false)));
-
- mask = InetAddress.getByName("255.255.255.192");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(26, false)));
-
- mask = InetAddress.getByName("255.255.255.224");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(27, false)));
-
- mask = InetAddress.getByName("255.255.255.240");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(28, false)));
-
- mask = InetAddress.getByName("255.255.255.248");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(29, false)));
-
- mask = InetAddress.getByName("255.255.255.252");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(30, false)));
-
- mask = InetAddress.getByName("255.255.255.254");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(31, false)));
-
- mask = InetAddress.getByName("255.255.255.255");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(32, false)));
- }
-
- @Test
- public void testMasksV6() throws UnknownHostException {
-
- InetAddress mask = InetAddress.getByName("ff00::0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(8, true)));
-
- mask = InetAddress.getByName("8000::0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(1, true)));
-
- mask = InetAddress.getByName("f800::0");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(5, true)));
-
- mask = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:fffe");
- Assert.assertTrue(mask.equals(NetUtils.getInetNetworkMask(127, true)));
- }
-
- @Test
- public void testGetSubnetLen() {
-
- byte address[] = { (byte) 128, (byte) 0, (byte) 0, 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address) == 1);
-
- byte address1[] = { (byte) 255, 0, 0, 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address1) == 8);
-
- byte address2[] = { (byte) 255, (byte) 255, (byte) 248, 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address2) == 21);
-
- byte address4[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 254 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address4) == 31);
-
- byte address5[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255,
- (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255,
- (byte) 255 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address5) == 128);
-
- byte address6[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255,
- (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255,
- (byte) 254 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address6) == 127);
-
- byte address7[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255,
- (byte) 255, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address7) == 64);
-
- byte address8[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255,
- (byte) 254, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address8) == 63);
-
- byte address9[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 255, (byte) 128,
- (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address9) == 49);
-
- byte address10[] = { (byte) 128, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0,
- (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address10) == 1);
-
- byte address11[] = { (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0,
- (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 };
- Assert.assertTrue(NetUtils.getSubnetMaskLength(address11) == 0);
- }
-
- @Test
- public void testGetSubnetPrefix() throws UnknownHostException {
- InetAddress ip = InetAddress.getByName("192.128.64.252");
- int maskLen = 25;
- Assert.assertTrue(NetUtils.getSubnetPrefix(ip, maskLen).equals(
- InetAddress.getByName("192.128.64.128")));
- }
-
- @Test
- public void testIsIPv6Valid() throws UnknownHostException {
- Assert.assertTrue(NetUtils
- .isIPv6AddressValid("fe80:0000:0000:0000:0204:61ff:fe9d:f156")); //normal ipv6
- Assert.assertTrue(NetUtils
- .isIPv6AddressValid("fe80:0:0:0:204:61ff:fe9d:f156")); //no leading zeroes
- Assert.assertTrue(NetUtils
- .isIPv6AddressValid("fe80::204:61ff:fe9d:f156")); //zeroes to ::
- Assert
- .assertTrue(NetUtils
- .isIPv6AddressValid("fe80:0000:0000:0000:0204:61ff:254.157.241.86")); // ipv4 ending
- Assert.assertTrue(NetUtils
- .isIPv6AddressValid("fe80:0:0:0:0204:61ff:254.157.241.86")); // no leading zeroes, ipv4 end
- Assert.assertTrue(NetUtils
- .isIPv6AddressValid("fe80::204:61ff:254.157.241.86")); // zeroes ::, no leading zeroes
-
- Assert.assertTrue(NetUtils.isIPv6AddressValid("2001::")); //link-local prefix
- Assert.assertTrue(NetUtils.isIPv6AddressValid("::1")); //localhost
- Assert.assertTrue(NetUtils.isIPv6AddressValid("fe80::")); //global-unicast
- Assert.assertFalse(NetUtils.isIPv6AddressValid("abcd")); //not valid
- Assert.assertFalse(NetUtils.isIPv6AddressValid("1")); //not valid
- Assert.assertFalse(NetUtils
- .isIPv6AddressValid("fe80:0:0:0:204:61ff:fe9d")); //not valid, too short
- Assert.assertFalse(NetUtils
- .isIPv6AddressValid("fe80:::0:0:0:204:61ff:fe9d")); //not valid
- Assert.assertFalse(NetUtils.isIPv6AddressValid("192.168.1.1")); //not valid,ipv4
- Assert
- .assertFalse(NetUtils
- .isIPv6AddressValid("2001:0000:1234:0000:10001:C1C0:ABCD:0876")); //not valid, extra number
- Assert
- .assertFalse(NetUtils
- .isIPv6AddressValid("20010:0000:1234:0000:10001:C1C0:ABCD:0876")); //not valid, extra number
-
- Assert
- .assertTrue(NetUtils
- .isIPv6AddressValid("2001:0DB8:0000:CD30:0000:0000:0000:0000/60")); //full with mask
- Assert.assertTrue(NetUtils.isIPv6AddressValid("2001:0DB8:0:CD30::/64")); //shortened with mask
- Assert.assertTrue(NetUtils.isIPv6AddressValid("2001:0DB8:0:CD30::/0")); //0 subnet with mask
- Assert.assertTrue(NetUtils.isIPv6AddressValid("::1/128")); //localhost 128 mask
-
- Assert.assertFalse(NetUtils.isIPv6AddressValid("124.15.6.89/60")); //invalid, ip with mask
- Assert
- .assertFalse(NetUtils
- .isIPv6AddressValid("2001:0DB8:0000:CD30:0000:0000:0000:0000/130")); //invalid, mask >128
- Assert
- .assertFalse(NetUtils
- .isIPv6AddressValid("2001:0DB8:0:CD30::/-5")); //invalid, mask < 0
- Assert.assertFalse(NetUtils
- .isIPv6AddressValid("fe80:::0:0:0:204:61ff:fe9d/64")); //not valid ip, valid netmask
- Assert.assertFalse(NetUtils
- .isIPv6AddressValid("fe80:::0:0:0:204:61ff:fe9d/-1")); //not valid both
-
- }
-
- @Test
- public void testInetAddressConflict() throws UnknownHostException {
-
- // test a ipv4 testAddress in the same subnet as the filter
- // the method should return false as there is no conflict
- Assert.assertFalse(NetUtils.inetAddressConflict(
- InetAddress.getByName("9.9.1.1"),
- InetAddress.getByName("9.9.1.0"), null,
- InetAddress.getByName("255.255.255.0")));
-
- // test a ipv4 testAddress not in the same subnet as the filter
- // the method should return true as there is a conflict
- Assert.assertTrue(NetUtils.inetAddressConflict(
- InetAddress.getByName("9.9.2.1"),
- InetAddress.getByName("9.9.1.0"), null,
- InetAddress.getByName("255.255.255.0")));
-
- // test a ipv4 testAddress more generic than the filter
- // the method should return true as there is a conflict
- Assert.assertTrue(NetUtils.inetAddressConflict(
- InetAddress.getByName("9.9.1.1"),
- InetAddress.getByName("9.9.1.0"),
- InetAddress.getByName("255.255.0.0"),
- InetAddress.getByName("255.255.255.0")));
-
- // test a ipv4 testAddress less generic than the filter and in the same
- // subnet as the filter
- // the method should return false as there is no conflict
- Assert.assertFalse(NetUtils.inetAddressConflict(
- InetAddress.getByName("9.9.1.0"),
- InetAddress.getByName("9.9.0.0"),
- InetAddress.getByName("255.255.255.0"),
- InetAddress.getByName("255.255.0.0")));
-
- // test a ipv4 testAddress less generic than the filter and not in the
- // same subnet as the filter
- // the method should return true as there is a conflict
- Assert.assertTrue(NetUtils.inetAddressConflict(
- InetAddress.getByName("9.8.1.0"),
- InetAddress.getByName("9.9.0.0"),
- InetAddress.getByName("255.255.255.0"),
- InetAddress.getByName("255.255.0.0")));
-
- }
-
- @Test
- public void testIPAddressValidity() {
- Assert.assertFalse(NetUtils.isIPAddressValid(null));
- Assert.assertFalse(NetUtils.isIPAddressValid("abc"));
- Assert.assertFalse(NetUtils.isIPAddressValid("1.1.1"));
- Assert.assertFalse(NetUtils.isIPAddressValid("1.1.1.1/49"));
-
- Assert.assertTrue(NetUtils.isIPAddressValid("1.1.1.1"));
- Assert.assertTrue(NetUtils.isIPAddressValid("1.1.1.1/32"));
- Assert.assertTrue(NetUtils
- .isIPAddressValid("2001:420:281:1004:407a:57f4:4d15:c355"));
- }
-
- @Test
- public void testGetUnsignedByte() {
- Assert.assertEquals(0, NetUtils.getUnsignedByte((byte) 0x00));
- Assert.assertEquals(1, NetUtils.getUnsignedByte((byte) 0x01));
- Assert.assertEquals(127, NetUtils.getUnsignedByte((byte) 0x7f));
-
- Assert.assertEquals(128, NetUtils.getUnsignedByte((byte) 0x80));
- Assert.assertEquals(255, NetUtils.getUnsignedByte((byte) 0xff));
- }
-
- @Test
- public void testGetUnsignedShort() {
- Assert.assertEquals(0, NetUtils.getUnsignedShort((short) 0x0000));
- Assert.assertEquals(1, NetUtils.getUnsignedShort((short) 0x0001));
- Assert.assertEquals(32767, NetUtils.getUnsignedShort((short) 0x7fff));
-
- Assert.assertEquals(32768, NetUtils.getUnsignedShort((short) 0x8000));
- Assert.assertEquals(65535, NetUtils.getUnsignedShort((short) 0xffff));
- }
-
- @Test
- public void testMulticastMACAddr() {
- byte[] empty = new byte[0];
- Assert.assertFalse(NetUtils.isUnicastMACAddr(empty));
- Assert.assertFalse(NetUtils.isMulticastMACAddr(empty));
-
- byte[] bcast = {
- (byte)0xff, (byte)0xff, (byte)0xff,
- (byte)0xff, (byte)0xff, (byte)0xff,
- };
- Assert.assertFalse(NetUtils.isUnicastMACAddr(bcast));
- Assert.assertFalse(NetUtils.isMulticastMACAddr(bcast));
-
- byte[] firstOctet = {
- (byte)0x00, (byte)0x20, (byte)0x80, (byte)0xfe,
- };
- for (int len = 1; len <= 10; len++) {
- byte[] ba = new byte[len];
- boolean valid = (len == 6);
- for (byte first: firstOctet) {
- ba[0] = first;
- Assert.assertFalse(NetUtils.isMulticastMACAddr(ba));
- Assert.assertEquals(valid, NetUtils.isUnicastMACAddr(ba));
-
- ba[0] |= (byte)0x01;
- Assert.assertEquals(valid, NetUtils.isMulticastMACAddr(ba));
- Assert.assertFalse(NetUtils.isUnicastMACAddr(ba));
- }
- }
- }
-}
Code Review / controller.git / blobdiff