--- /dev/null
+
+/*
+ * Copyright (c) 2013 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;
+import org.opendaylight.controller.sal.utils.NetUtils;
+
+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 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) == 31);
+
+ byte address1[] = { (byte) 255, 0, 0, 0 };
+ Assert.assertTrue(NetUtils.getSubnetMaskLength(address1) == 24);
+
+ byte address2[] = { (byte) 255, (byte) 255, (byte) 248, 0 };
+ Assert.assertTrue(NetUtils.getSubnetMaskLength(address2) == 11);
+
+ byte address4[] = { (byte) 255, (byte) 255, (byte) 255, (byte) 254 };
+ Assert.assertTrue(NetUtils.getSubnetMaskLength(address4) == 1);
+ }
+
+ @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
+
+ }
+}
Code Review / controller.git / blobdiff