| package org.projectfloodlight.openflow.types; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import java.net.Inet6Address; |
| import java.net.InetAddress; |
| import java.net.UnknownHostException; |
| |
| import org.jboss.netty.buffer.ChannelBuffers; |
| import org.junit.Test; |
| import org.projectfloodlight.openflow.exceptions.OFParseError; |
| |
| public class IPv6AddressTest { |
| |
| String[] testStrings = { |
| "::", |
| "::1", |
| "ffe0::", |
| "1:2:3:4:5:6:7:8" |
| }; |
| |
| String[] ipsWithMask = { |
| "1::1/80", |
| "1:2:3:4::/ffff:ffff:ffff:ff00::", |
| "ffff:ffee:1::/ff00:ff00:ff00:ff00::", |
| "8:8:8:8:8:8:8:8", |
| }; |
| |
| byte[][] masks = { |
| new byte[] { (byte)0xff, (byte)0xff, (byte)0xff, (byte)0xff, |
| (byte)0xff, (byte)0xff, (byte)0xff, (byte)0xff, |
| (byte)0xff, (byte)0xff, (byte)0x00, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00 }, |
| new byte[] { (byte)0xff, (byte)0xff, (byte)0xff, (byte)0xff, |
| (byte)0xff, (byte)0xff, (byte)0xff, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00 }, |
| new byte[] { (byte)0xff, (byte)0x00, (byte)0xff, (byte)0x00, |
| (byte)0xff, (byte)0x00, (byte)0xff, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00 }, |
| new byte[] { (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00, |
| (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x00 } |
| }; |
| |
| boolean[] hasMask = { |
| true, |
| true, |
| true, |
| false |
| }; |
| |
| @Test |
| public void testMasked() throws UnknownHostException { |
| for(int i=0; i < ipsWithMask.length; i++ ) { |
| IPv6AddressWithMask value = IPv6AddressWithMask.of(ipsWithMask[i]); |
| if (!hasMask[i]) { |
| IPv6Address ip = value.getValue(); |
| InetAddress inetAddress = InetAddress.getByName(ipsWithMask[i]); |
| |
| assertArrayEquals(ip.getBytes(), inetAddress.getAddress()); |
| assertEquals(ipsWithMask[i], ip.toString()); |
| } else if (value instanceof IPv6AddressWithMask && hasMask[i]) { |
| InetAddress inetAddress = InetAddress.getByName(ipsWithMask[i].substring(0, ipsWithMask[i].indexOf('/'))); |
| |
| byte[] address = inetAddress.getAddress(); |
| assertEquals(address.length, value.getValue().getBytes().length); |
| |
| for (int j = 0; j < address.length; j++) { |
| address[j] &= masks[i][j]; |
| } |
| |
| assertArrayEquals(value.getValue().getBytes(), address); |
| assertArrayEquals(masks[i], value.getMask().getBytes()); |
| } |
| } |
| } |
| |
| |
| @Test |
| public void testOfString() throws UnknownHostException { |
| for(int i=0; i < testStrings.length; i++ ) { |
| IPv6Address ip = IPv6Address.of(testStrings[i]); |
| InetAddress inetAddress = InetAddress.getByName(testStrings[i]); |
| |
| assertArrayEquals(ip.getBytes(), inetAddress.getAddress()); |
| assertEquals(testStrings[i], ip.toString()); |
| } |
| } |
| |
| @Test |
| public void testOfByteArray() throws UnknownHostException { |
| for(int i=0; i < testStrings.length; i++ ) { |
| byte[] bytes = Inet6Address.getByName(testStrings[i]).getAddress(); |
| IPv6Address ip = IPv6Address.of(bytes); |
| assertEquals(testStrings[i], ip.toString()); |
| assertArrayEquals(bytes, ip.getBytes()); |
| } |
| } |
| |
| @Test |
| public void testReadFrom() throws OFParseError, UnknownHostException { |
| for(int i=0; i < testStrings.length; i++ ) { |
| byte[] bytes = Inet6Address.getByName(testStrings[i]).getAddress(); |
| IPv6Address ip = IPv6Address.read16Bytes(ChannelBuffers.copiedBuffer(bytes)); |
| assertEquals(testStrings[i], ip.toString()); |
| assertArrayEquals(bytes, ip.getBytes()); |
| } |
| } |
| |
| String[] invalidIPs = { |
| "", |
| ":", |
| "1:2:3:4:5:6:7:8:9", |
| "1:2:3:4:5:6:7:8:", |
| "1:2:3:4:5:6:7:8g", |
| "1:2:3:", |
| "12345::", |
| "1::3::8", |
| "::3::" |
| }; |
| |
| @Test |
| public void testInvalidIPs() throws OFParseError { |
| for(String invalid : invalidIPs) { |
| try { |
| IPv6Address.of(invalid); |
| fail("Invalid IP "+invalid+ " should have raised IllegalArgumentException"); |
| } catch(IllegalArgumentException e) { |
| // ok |
| } |
| } |
| } |
| |
| @Test |
| public void testZeroCompression() throws OFParseError { |
| assertEquals("::", IPv6Address.of("::").toString(true, false)); |
| assertEquals("0:0:0:0:0:0:0:0", IPv6Address.of("::").toString(false, false)); |
| assertEquals("0000:0000:0000:0000:0000:0000:0000:0000", IPv6Address.of("::").toString(false, true)); |
| assertEquals("1::4:5:6:0:8", IPv6Address.of("1:0:0:4:5:6:0:8").toString(true, false)); |
| assertEquals("1:0:0:4::8", IPv6Address.of("1:0:0:4:0:0:0:8").toString(true, false)); |
| } |
| } |