//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 com.cloud.utils.net;
import static org.hamcrest.Matchers.anyOf;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.greaterThanOrEqualTo;
import static org.hamcrest.Matchers.lessThanOrEqualTo;
import static org.hamcrest.Matchers.not;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import java.math.BigInteger;
import java.util.SortedSet;
import java.util.TreeSet;
import org.apache.log4j.Logger;
import org.junit.Test;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.net.NetUtils.SupersetOrSubset;
import com.googlecode.ipv6.IPv6Address;
public class NetUtilsTest {
private static final Logger s_logger = Logger.getLogger(NetUtilsTest.class);
@Test
public void testGetRandomIpFromCidrWithSize24() throws Exception {
final String cidr = "192.168.124.1";
final int size = 24;
final int netCharacters = 12;
final long ip = NetUtils.getRandomIpFromCidr(cidr, size, new TreeSet<Long>());
assertThat("The ip " + NetUtils.long2Ip(ip) + " retrieved must be within the cidr " + cidr + "/" + size, cidr.substring(0, netCharacters), equalTo(NetUtils.long2Ip(ip)
.substring(0, netCharacters)));
}
@Test
public void testGetRandomIpFromCidrWithSize16() throws Exception {
final String cidr = "192.168.124.1";
final int size = 16;
final int netCharacters = 8;
final long ip = NetUtils.getRandomIpFromCidr(cidr, 16, new TreeSet<Long>());
assertThat("The ip " + NetUtils.long2Ip(ip) + " retrieved must be within the cidr " + cidr + "/" + size, cidr.substring(0, netCharacters), equalTo(NetUtils.long2Ip(ip)
.substring(0, netCharacters)));
}
@Test
public void testGetRandomIpFromCidrWithSize8() throws Exception {
final String cidr = "192.168.124.1";
final int size = 8;
final int netCharacters = 4;
final long ip = NetUtils.getRandomIpFromCidr(cidr, 16, new TreeSet<Long>());
assertThat("The ip " + NetUtils.long2Ip(ip) + " retrieved must be within the cidr " + cidr + "/" + size, cidr.substring(0, netCharacters), equalTo(NetUtils.long2Ip(ip)
.substring(0, netCharacters)));
}
@Test
public void testGetRandomIpFromCidrUsignAvoid() throws Exception {
final String cidr = "192.168.124.1";
final int size = 30;
final SortedSet<Long> avoid = new TreeSet<Long>();
long ip = NetUtils.getRandomIpFromCidr(cidr, size, avoid);
assertThat("We should be able to retrieve an ip on the first call.", ip, not(equalTo(-1L)));
avoid.add(ip);
ip = NetUtils.getRandomIpFromCidr(cidr, size, avoid);
assertThat("We should be able to retrieve an ip on the second call.", ip, not(equalTo(-1L)));
assertThat("ip returned is not in the avoid list", avoid, not(contains(ip)));
avoid.add(ip);
ip = NetUtils.getRandomIpFromCidr(cidr, size, avoid);
assertThat("We should be able to retrieve an ip on the third call.", ip, not(equalTo(-1L)));
assertThat("ip returned is not in the avoid list", avoid, not(contains(ip)));
avoid.add(ip);
ip = NetUtils.getRandomIpFromCidr(cidr, size, avoid);
assertEquals("This should be -1 because we ran out of ip addresses: " + ip, ip, -1);
}
@Test
public void testIsValidS2SVpnPolicy() {
assertTrue(NetUtils.isValidS2SVpnPolicy("esp", "aes128-sha1"));
assertTrue(NetUtils.isValidS2SVpnPolicy("esp", "3des-sha1"));
assertTrue(NetUtils.isValidS2SVpnPolicy("esp", "3des-sha1,aes256-sha1"));
assertTrue(NetUtils.isValidS2SVpnPolicy("esp", "3des-md5;modp1024"));
assertTrue(NetUtils.isValidS2SVpnPolicy("esp", "3des-sha256,aes128-sha512;modp1536"));
assertTrue(NetUtils.isValidS2SVpnPolicy("ike", "3des-sha1;modp3072,aes128-sha1;modp1536"));
assertTrue(NetUtils.isValidS2SVpnPolicy("ike", "3des-md5;modp1024"));
assertTrue(NetUtils.isValidS2SVpnPolicy("ike", "3des-sha1;modp3072,aes128-sha1;modp1536"));
assertTrue(NetUtils.isValidS2SVpnPolicy("ike", "3des-sha256;modp3072,aes128-sha512;modp1536"));
assertFalse(NetUtils.isValidS2SVpnPolicy("ike", "aes128-sha1"));
assertFalse(NetUtils.isValidS2SVpnPolicy("ike", "3des-sha1"));
assertFalse(NetUtils.isValidS2SVpnPolicy("ike", "3des-sha1,aes256-sha1"));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", "des-md5;modp1024,aes128-sha1;modp1536"));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", "des-sha1"));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", "abc-123,ase-sha1"));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", "de-sh,aes-sha1"));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", ""));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", ";modp1536"));
assertFalse(NetUtils.isValidS2SVpnPolicy("esp", ",aes;modp1536,,,"));
}
@Test
public void testGetIp6FromRange() {
assertEquals(NetUtils.getIp6FromRange("1234:5678::1-1234:5678::1"), "1234:5678::1");
for (int i = 0; i < 5; i++) {
final String ip = NetUtils.getIp6FromRange("1234:5678::1-1234:5678::2");
assertThat(ip, anyOf(equalTo("1234:5678::1"), equalTo("1234:5678::2")));
s_logger.info("IP is " + ip);
}
String ipString = null;
final IPv6Address ipStart = IPv6Address.fromString("1234:5678::1");
final IPv6Address ipEnd = IPv6Address.fromString("1234:5678::ffff:ffff:ffff:ffff");
for (int i = 0; i < 10; i++) {
ipString = NetUtils.getIp6FromRange(ipStart.toString() + "-" + ipEnd.toString());
s_logger.info("IP is " + ipString);
final IPv6Address ip = IPv6Address.fromString(ipString);
assertThat(ip, greaterThanOrEqualTo(ipStart));
assertThat(ip, lessThanOrEqualTo(ipEnd));
}
}
@Test
public void testCountIp6InRange() {
assertEquals(new BigInteger("2"), NetUtils.countIp6InRange("1234:5678::1-1234:5678::2"));
}
@Test
public void testCountIp6InRangeWithInvalidRange() {
assertEquals(null, NetUtils.countIp6InRange("1234:5678::2-1234:5678::0"));
}
@Test
public void testCountIp6InRangeWithNullStart() {
assertEquals(null, NetUtils.countIp6InRange("-1234:5678::0"));
}
@Test
public void testCountIp6InRangeWithNoEnd() {
assertEquals(new BigInteger("1"), NetUtils.countIp6InRange("1234:5678::2"));
}
@Test
public void testGetIp6CidrSize() {
assertEquals(NetUtils.getIp6CidrSize("1234:5678::1/32"), 32);
assertEquals(NetUtils.getIp6CidrSize("1234:5678::1"), 0);
}
@Test
public void testIsValidIp6Cidr() {
assertTrue(NetUtils.isValidIp6Cidr("1234:5678::1/64"));
assertFalse(NetUtils.isValidIp6Cidr("1234:5678::1"));
}
@Test
public void testIsValidIpv6() {
assertTrue(NetUtils.isValidIpv6("fc00::1"));
assertFalse(NetUtils.isValidIpv6(""));
assertFalse(NetUtils.isValidIpv6(null));
assertFalse(NetUtils.isValidIpv6("1234:5678::1/64"));
}
@Test
public void testIsIp6InRange() {
assertTrue(NetUtils.isIp6InRange("1234:5678:abcd::1", "1234:5678:abcd::1-1234:5678:abcd::1"));
assertFalse(NetUtils.isIp6InRange("1234:5678:abcd::1", "1234:5678:abcd::2-1234:5678:abcd::1"));
assertFalse(NetUtils.isIp6InRange("1234:5678:abcd::1", null));
assertTrue(NetUtils.isIp6InRange("1234:5678:abcd::1", "1234:5678::1-1234:5679::1"));
}
@Test
public void testIsIp6InNetwork() {
assertFalse(NetUtils.isIp6InNetwork("1234:5678:abcd::1", "1234:5678::/64"));
assertTrue(NetUtils.isIp6InNetwork("1234:5678::1", "1234:5678::/64"));
assertTrue(NetUtils.isIp6InNetwork("1234:5678::ffff:ffff:ffff:ffff", "1234:5678::/64"));
assertTrue(NetUtils.isIp6InNetwork("1234:5678::", "1234:5678::/64"));
}
@Test
public void testGetNextIp6InRange() {
String range = "1234:5678::1-1234:5678::8000:0000";
assertEquals(NetUtils.getNextIp6InRange("1234:5678::8000:0", range), "1234:5678::1");
assertEquals(NetUtils.getNextIp6InRange("1234:5678::7fff:ffff", range), "1234:5678::8000:0");
assertEquals(NetUtils.getNextIp6InRange("1234:5678::1", range), "1234:5678::2");
range = "1234:5678::1-1234:5678::ffff:ffff:ffff:ffff";
assertEquals(NetUtils.getNextIp6InRange("1234:5678::ffff:ffff:ffff:ffff", range), "1234:5678::1");
}
@Test
public void testIsIp6RangeOverlap() {
assertFalse(NetUtils.isIp6RangeOverlap("1234:5678::1-1234:5678::ffff", "1234:5678:1::1-1234:5678:1::ffff"));
assertTrue(NetUtils.isIp6RangeOverlap("1234:5678::1-1234:5678::ffff", "1234:5678::2-1234:5678::f"));
assertTrue(NetUtils.isIp6RangeOverlap("1234:5678::f-1234:5678::ffff", "1234:5678::2-1234:5678::f"));
assertFalse(NetUtils.isIp6RangeOverlap("1234:5678::f-1234:5678::ffff", "1234:5678::2-1234:5678::e"));
assertFalse(NetUtils.isIp6RangeOverlap("1234:5678::f-1234:5678::f", "1234:5678::2-1234:5678::e"));
}
@Test
public void testStandardizeIp6Address() {
assertEquals(NetUtils.standardizeIp6Address("1234:0000:0000:5678:0000:0000:ABCD:0001"), "1234::5678:0:0:abcd:1");
assertEquals(NetUtils.standardizeIp6Cidr("1234:0000:0000:5678:0000:0000:ABCD:0001/64"), "1234:0:0:5678::/64");
}
@Test
public void testGenerateUriForPvlan() {
assertEquals("pvlan://123-i456", NetUtils.generateUriForPvlan("123", "456").toString());
}
@Test
public void testGetPrimaryPvlanFromUri() {
assertEquals("123", NetUtils.getPrimaryPvlanFromUri(NetUtils.generateUriForPvlan("123", "456")));
}
@Test
public void testGetIsolatedPvlanFromUri() {
assertEquals("456", NetUtils.getIsolatedPvlanFromUri(NetUtils.generateUriForPvlan("123", "456")));
}
@Test
public void testIsValidCIDR() throws Exception {
//Test to check IP Range of 2 CIDR
final String cidrFirst = "10.0.144.0/20";
final String cidrSecond = "10.0.151.0/20";
final String cidrThird = "10.0.144.0/21";
assertTrue(NetUtils.isValidCIDR(cidrFirst));
assertTrue(NetUtils.isValidCIDR(cidrSecond));
assertTrue(NetUtils.isValidCIDR(cidrThird));
assertTrue(NetUtils.isValidCIDR("2001:db8::/64"));
assertTrue(NetUtils.isValidCIDR("2001:db8::/48"));
assertTrue(NetUtils.isValidCIDR("2001:db8:fff::/56"));
assertFalse(NetUtils.isValidCIDR("2001:db8:gggg::/56"));
}
@Test
public void testIsValidCidrList() throws Exception {
final String cidrFirst = "10.0.144.0/20,1.2.3.4/32,5.6.7.8/24";
final String cidrSecond = "10.0.151.0/20,129.0.0.0/4";
final String cidrThird = "10.0.144.0/21";
assertTrue(NetUtils.isValidCidrList(cidrFirst));
assertTrue(NetUtils.isValidCidrList(cidrSecond));
assertTrue(NetUtils.isValidCidrList(cidrThird));
assertTrue(NetUtils.isValidCidrList("2001:db8::/64,2001:db8:ffff::/48"));
assertTrue(NetUtils.isValidCidrList("2001:db8::/64,2001:db8:ffff::/48,192.168.0.0/24"));
}
@Test
public void testIsSameIpRange() {
final String cidrFirst = "10.0.144.0/20";
final String cidrSecond = "10.0.151.0/20";
final String cidrThird = "10.0.144.0/21";
//Check for exactly same CIDRs
assertTrue(NetUtils.isSameIpRange(cidrFirst, cidrFirst));
//Check for 2 different CIDRs, but same IP Range
assertTrue(NetUtils.isSameIpRange(cidrFirst, cidrSecond));
//Check for 2 different CIDRs and different IP Range
assertFalse(NetUtils.isSameIpRange(cidrFirst, cidrThird));
//Check for Incorrect format of CIDR
assertFalse(NetUtils.isSameIpRange(cidrFirst, "10.3.6.5/50"));
}
@Test
public void testGenerateMacOnIncrease() {
String mac = "06:01:23:00:45:67";
assertEquals("06:01:25:00:45:67", NetUtils.generateMacOnIncrease(mac, 2));
assertEquals("06:01:33:00:45:67", NetUtils.generateMacOnIncrease(mac, 16));
mac = "06:ff:ff:00:45:67";
assertEquals("06:00:00:00:45:67", NetUtils.generateMacOnIncrease(mac, 1));
assertEquals("06:00:0f:00:45:67", NetUtils.generateMacOnIncrease(mac, 16));
}
@Test
public void testGetLocalIPString() {
assertNotNull(NetUtils.getLocalIPString());
}
@Test
public void testSameIsolationId() {
assertTrue(NetUtils.isSameIsolationId("1", "vlan://1"));
assertTrue(NetUtils.isSameIsolationId("", null));
assertTrue(NetUtils.isSameIsolationId("UnTagged", "vlan://uNtAGGED"));
assertFalse(NetUtils.isSameIsolationId("2", "vlan://uNtAGGED"));
assertFalse(NetUtils.isSameIsolationId("2", "vlan://3"));
assertFalse(NetUtils.isSameIsolationId("bla", null));
}
@Test
public void testValidateGuestCidr() throws Exception {
final String[] validCidrs = {"10.1.1.1/16", "172.16.1.0/16", "192.168.1.0/24", "100.64.1.0/24"};
final String[] invalidCidrs = {"172.33.1.0/16", "100.128.1.0/10"};
for (String cidr: validCidrs) {
assertTrue(NetUtils.validateGuestCidr(cidr));
}
for (String cidr: invalidCidrs) {
assertFalse(NetUtils.validateGuestCidr(cidr));
}
}
@Test
public void testMac2Long() {
assertEquals(0l, NetUtils.mac2Long("00:00:00:00:00:00"));
assertEquals(1l, NetUtils.mac2Long("00:00:00:00:00:01"));
assertEquals(0xFFl, NetUtils.mac2Long("00:00:00:00:00:FF"));
assertEquals(0xFFAAl, NetUtils.mac2Long("00:00:00:00:FF:AA"));
assertEquals(0x11FFAAl, NetUtils.mac2Long("00:00:00:11:FF:AA"));
assertEquals(0x12345678l, NetUtils.mac2Long("00:00:12:34:56:78"));
assertEquals(0x123456789Al, NetUtils.mac2Long("00:12:34:56:78:9A"));
assertEquals(0x123456789ABCl, NetUtils.mac2Long("12:34:56:78:9A:BC"));
}
@Test
public void testLong2Mac() {
assertEquals("00:00:00:00:00:00", NetUtils.long2Mac(0l));
assertEquals("00:00:00:00:00:01", NetUtils.long2Mac(1l));
assertEquals("00:00:00:00:00:ff", NetUtils.long2Mac(0xFFl));
assertEquals("00:00:00:00:ff:aa", NetUtils.long2Mac(0xFFAAl));
assertEquals("00:00:00:11:ff:aa", NetUtils.long2Mac(0x11FFAAl));
assertEquals("00:00:12:34:56:78", NetUtils.long2Mac(0x12345678l));
assertEquals("00:12:34:56:78:9a", NetUtils.long2Mac(0x123456789Al));
assertEquals("12:34:56:78:9a:bc", NetUtils.long2Mac(0x123456789ABCl));
}
@Test
public void testIp2Long() {
assertEquals(0x7f000001l, NetUtils.ip2Long("127.0.0.1"));
assertEquals(0xc0a80001l, NetUtils.ip2Long("192.168.0.1"));
assertEquals(0x08080808l, NetUtils.ip2Long("8.8.8.8"));
}
@Test
public void testLong2Ip() {
assertEquals("127.0.0.1", NetUtils.long2Ip(0x7f000001l));
assertEquals("192.168.0.1", NetUtils.long2Ip(0xc0a80001l));
assertEquals("8.8.8.8", NetUtils.long2Ip(0x08080808l));
}
@Test
public void test31BitPrefixStart() {
final String ipAddress = "192.168.0.0";
final String cidr = "192.168.0.0/31";
final boolean isInRange = NetUtils.isIpWithtInCidrRange(ipAddress, cidr);
assertTrue("Check if the subnetUtils.setInclusiveHostCount(true) has been called.", isInRange);
}
@Test
public void test31BitPrefixEnd() {
final String ipAddress = "192.168.0.1";
final String cidr = "192.168.0.0/31";
final boolean isInRange = NetUtils.isIpWithtInCidrRange(ipAddress, cidr);
assertTrue("Check if the subnetUtils.setInclusiveHostCount(true) has been called.", isInRange);
}
@Test
public void test31BitPrefixFail() {
final String ipAddress = "192.168.0.2";
final String cidr = "192.168.0.0/31";
final boolean isInRange = NetUtils.isIpWithtInCidrRange(ipAddress, cidr);
assertFalse("Out of the range. Why did it return true?", isInRange);
}
@Test
public void test31BitPrefixIpRangesOverlapd() {
final String gw = "192.168.0.0";
String ip1;
String ip2;
for (int i = 1, j = 2; i <= 254; i++, j++) {
ip1 = "192.168.0." + i;
ip2 = "192.168.0." + j;
final boolean doesOverlap = NetUtils.ipRangesOverlap(ip1, ip2, gw, gw);
assertFalse("It should overlap, but it's a 31-bit ip", doesOverlap);
}
}
@Test
public void test31BitPrefixIpRangesOverlapdFail() {
String gw;
String ip1;
String ip2;
for (int i = 10, j = 12; i <= 254; i++, j++) {
gw = "192.168.0." + i;
ip1 = "192.168.0." + i;
ip2 = "192.168.0." + j;
final boolean doesOverlap = NetUtils.ipRangesOverlap(ip1, ip2, gw, gw);
assertTrue("It overlaps!", doesOverlap);
}
}
@Test
public void testIs31PrefixCidrFail() {
final String cidr = "10.10.0.0/32";
final boolean is31PrefixCidr = NetUtils.is31PrefixCidr(cidr);
assertFalse("It should fail! 32 bit prefix.", is31PrefixCidr);
}
@Test
public void testIs31PrefixCidr() {
final String cidr = "10.10.0.0/31";
final boolean is31PrefixCidr = NetUtils.is31PrefixCidr(cidr);
assertTrue("It should pass! 31 bit prefix.", is31PrefixCidr);
}
@Test
public void testGetCidrNetMask() {
final String cidr = "10.10.0.0/16";
String netmask = NetUtils.getCidrNetmask("10.10.10.10/16");
assertTrue(cidr + " does not generate valid netmask " + netmask,NetUtils.isValidNetmask(netmask));
}
@Test
public void testGetCidrSubNet() {
final String cidr = "10.10.0.0/16";
String subnet = NetUtils.getCidrSubNet("10.10.10.10/16");
assertTrue(cidr + " does not contain " + subnet,NetUtils.isIpWithtInCidrRange(subnet, cidr));
}
@Test
public void testGetCidrSubNetWithWidth() {
final String cidr = "10.10.0.0/16";
String subnet = NetUtils.getCidrSubNet("10.10.10.10", 16);
assertTrue(cidr + " does not contain " + subnet,NetUtils.isIpWithtInCidrRange(subnet, cidr));
}
@Test
public void testIsValidCidrSize() {
final String cidrsize = "16";
long netbits = NetUtils.getCidrSizeFromString(cidrsize);
assertTrue(" does not compute " + cidrsize,netbits == 16);
}
@Test(expected=CloudRuntimeException.class)
public void testIsInvalidCidrSize() {
final String cidrsize = "33";
long netbits = NetUtils.getCidrSizeFromString(cidrsize);
assertTrue(" does not compute " + cidrsize,netbits == 16);
}
@Test(expected=CloudRuntimeException.class)
public void testIsInvalidCidrString() {
final String cidrsize = "ggg";
long netbits = NetUtils.getCidrSizeFromString(cidrsize);
assertTrue(" does not compute " + cidrsize,netbits == 16);
}
@Test
public void testCidrToLongArray() {
final String cidr = "10.192.10.10/10";
Long[] netbits = NetUtils.cidrToLong(cidr);
assertEquals("unexpected cidrsize " + netbits[1],10l, netbits[1].longValue());
assertEquals("(un)expected <" + 0x0ac00000L + "> netaddress " + netbits[0].longValue(),netbits[0].longValue(),0x0ac00000l);
}
@Test
public void testNetmaskFromCidr() {
long mask = NetUtils.netMaskFromCidr(1l);
assertEquals("mask not right: " + mask, 0x80000000, mask);
mask = NetUtils.netMaskFromCidr(32l);
assertEquals("mask not right: " + mask, 0xffffffff, mask);
}
@Test
public void testIsCidrsNotEmptyWithNullCidrs() {
assertEquals(false, NetUtils.areCidrsNotEmpty(null, null));
}
@Test
public void testIsCidrsNotEmptyWithEmptyCidrs() {
assertEquals(false, NetUtils.areCidrsNotEmpty("", " "));
}
@Test
public void testIsCidrsNotEmpty() {
assertEquals(true, NetUtils.areCidrsNotEmpty("10.10.0.0/16", "10.1.2.3/16"));
}
@Test
public void testIsNetowrkASubsetOrSupersetOfNetworkBWithEmptyValues() {
assertEquals(SupersetOrSubset.errorInCidrFormat, NetUtils.isNetowrkASubsetOrSupersetOfNetworkB("", null));
}
@Test
public void testIsNetworkAWithinNetworkBWithEmptyValues() {
assertEquals(false, NetUtils.isNetworkAWithinNetworkB("", null));
}
@Test
public void testIsNetworksOverlapWithEmptyValues() {
assertEquals(false, NetUtils.isNetworksOverlap("", null));
}
@Test
public void testisNetworkorBroadCastIP(){
//Checking the True conditions
assertTrue(NetUtils.isNetworkorBroadcastIP("192.168.0.0","255.255.255.0"));
assertTrue(NetUtils.isNetworkorBroadcastIP("192.168.0.255","255.255.255.0"));
assertTrue(NetUtils.isNetworkorBroadcastIP("192.168.0.127","255.255.255.128"));
assertTrue(NetUtils.isNetworkorBroadcastIP("192.168.0.63","255.255.255.192"));
//Checking the False conditions
assertFalse(NetUtils.isNetworkorBroadcastIP("192.168.0.1","255.255.255.0"));
assertFalse(NetUtils.isNetworkorBroadcastIP("192.168.0.127","255.255.255.0"));
assertFalse(NetUtils.isNetworkorBroadcastIP("192.168.0.126","255.255.255.128"));
assertFalse(NetUtils.isNetworkorBroadcastIP("192.168.0.62","255.255.255.192"));
assertTrue(NetUtils.isNetworkorBroadcastIP("192.168.0.63","255.255.255.192"));
assertFalse(NetUtils.isNetworkorBroadcastIP("192.168.0.63","255.255.255.128"));
}
@Test
public void testIPv6EUI64Address() {
assertEquals(IPv6Address.fromString("2001:db8:100::47a:88ff:fe00:8b"),
NetUtils.EUI64Address("2001:db8:100::/64", "06:7a:88:00:00:8b"));
assertEquals(IPv6Address.fromString("2a00:f10:121:b00:434:a0ff:fe00:1bc7"),
NetUtils.EUI64Address("2a00:f10:121:b00::/64", "06:34:a0:00:1b:c7"));
assertEquals(IPv6Address.fromString("2001:980:7936:0:ea2a:eaff:fe58:eb98"),
NetUtils.EUI64Address("2001:980:7936::/64", "e8:2a:ea:58:eb:98"));
assertEquals(IPv6Address.fromString("2001:980:7936:0:c23f:d5ff:fe68:2808"),
NetUtils.EUI64Address("2001:980:7936::/64", "c0:3f:d5:68:28:08"));
}
@Test
public void testIPv6LinkLocal() {
assertEquals(IPv6Address.fromString("fe80::fc54:ff:fe00:3e05"), NetUtils.ipv6LinkLocal("fe:54:00:00:3e:05"));
assertEquals(IPv6Address.fromString("fe80::42:e0ff:fee8:d6a3"), NetUtils.ipv6LinkLocal("02:42:e0:e8:d6:a3"));
assertEquals(IPv6Address.fromString("fe80::47a:88ff:fe00:8b"), NetUtils.ipv6LinkLocal("06:7a:88:00:00:8b"));
}
}