+/*
+ * 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.match;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.opendaylight.controller.sal.core.Node;
+import org.opendaylight.controller.sal.core.NodeConnector;
+import org.opendaylight.controller.sal.match.extensible.DlDst;
+import org.opendaylight.controller.sal.match.extensible.DlSrc;
+import org.opendaylight.controller.sal.match.extensible.DlType;
+import org.opendaylight.controller.sal.match.extensible.DlVlan;
+import org.opendaylight.controller.sal.match.extensible.DlVlanPriority;
+import org.opendaylight.controller.sal.match.extensible.InPort;
+import org.opendaylight.controller.sal.match.extensible.Match;
+import org.opendaylight.controller.sal.match.extensible.MatchField;
+import org.opendaylight.controller.sal.match.extensible.NwDst;
+import org.opendaylight.controller.sal.match.extensible.NwProtocol;
+import org.opendaylight.controller.sal.match.extensible.NwSrc;
+import org.opendaylight.controller.sal.match.extensible.NwTos;
+import org.opendaylight.controller.sal.match.extensible.TpDst;
+import org.opendaylight.controller.sal.match.extensible.TpSrc;
+import org.opendaylight.controller.sal.utils.EtherTypes;
+import org.opendaylight.controller.sal.utils.IPProtocols;
+import org.opendaylight.controller.sal.utils.NodeConnectorCreator;
+import org.opendaylight.controller.sal.utils.NodeCreator;
+
+public class MatchExtensibleTest {
+ @Test
+ public void testMatchCreation() {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 6, node);
+ MatchField<?> field = new InPort(port);
+
+ Assert.assertTrue(field != null);
+ Assert.assertEquals(field.getType(), InPort.TYPE);
+ Assert.assertEquals(field.getValue(), port);
+ Assert.assertTrue(field.isValid());
+
+
+ byte mac[] = { (byte) 0xaa, (byte) 0xbb, (byte) 0xcc, (byte) 0xdd, (byte) 11, (byte) 22 };
+ field = null;
+ field = new DlSrc(mac);
+ Assert.assertNotNull(field.getValue());
+
+ field = null;
+ field = new NwTos((byte) 0x22);
+ Assert.assertNotNull(field.getValue());
+ }
+
+ @Test
+ public void testMatchSetGet() {
+ Match x = new Match();
+ short val = 2346;
+ NodeConnector inPort = NodeConnectorCreator.createOFNodeConnector(val, NodeCreator.createOFNode(1L));
+ x.setField(new InPort(inPort));
+ Assert.assertEquals(x.getField(InPort.TYPE).getValue(), inPort);
+ Assert.assertTrue((Short) ((NodeConnector) x.getField(InPort.TYPE).getValue()).getID() == val);
+ }
+
+ @Test
+ public void testMatchSetGetMAC() {
+ Match x = new Match();
+ byte mac[] = { (byte) 0xaa, (byte) 0xbb, (byte) 0xcc, (byte) 0xdd, (byte) 11, (byte) 22 };
+ byte mac2[] = { (byte) 0xaa, (byte) 0xbb, 0, 0, 0, (byte) 0xbb };
+
+ x.setField(new DlSrc(mac));
+ x.setField(new DlDst(mac2));
+ Assert.assertArrayEquals(mac, (byte[]) x.getField(DlSrc.TYPE).getValue());
+ Assert.assertFalse(Arrays.equals((byte[]) x.getField(DlSrc.TYPE).getValue(), (byte[]) x.getField(DlDst.TYPE)
+ .getValue()));
+
+ x.setField(new DlDst(mac.clone()));
+ Assert.assertArrayEquals((byte[]) x.getField(DlSrc.TYPE).getValue(), (byte[]) x.getField(DlDst.TYPE).getValue());
+ }
+
+ @Test
+ public void testMatchSetGetNWAddr() throws UnknownHostException {
+ Match x = new Match();
+ String ip = "172.20.231.23";
+ InetAddress address = InetAddress.getByName(ip);
+ InetAddress mask = InetAddress.getByName("255.255.0.0");
+
+ x.setField(new NwSrc(address, mask));
+ Assert.assertEquals(address, x.getField(NwSrc.TYPE).getValue());
+ Assert.assertEquals(x.getField(NwSrc.TYPE).getMask(), mask);
+ }
+
+ @Test
+ public void testMatchSetGetEtherType() throws UnknownHostException {
+ Match x = new Match();
+
+ x.setField(new DlType(EtherTypes.QINQ.shortValue()));
+ Assert.assertEquals(x.getField(DlType.TYPE).getValue(), EtherTypes.QINQ.shortValue());
+
+ x.setField(new DlType(EtherTypes.LLDP.shortValue()));
+ Assert.assertEquals(x.getField(DlType.TYPE).getValue(), EtherTypes.LLDP.shortValue());
+ Assert.assertFalse(x.getField(DlType.TYPE).equals(EtherTypes.LLDP.intValue()));
+ }
+
+ @Test
+ public void testSetGetNwTos() {
+ Match x = new Match();
+ x.setField(new NwTos((byte) 0xb));
+
+ Byte t = new Byte((byte) 0xb);
+
+ Object o = x.getField(NwTos.TYPE).getValue();
+ Assert.assertEquals(o, t);
+ Assert.assertEquals(o, Byte.valueOf((byte)0xb));
+ }
+
+ @Test
+ public void testSetGetNwProto() {
+ Match x = new Match();
+ Byte proto = (byte) 199;
+ x.setField(new NwProtocol(proto));
+
+ Byte o = (Byte) x.getField(NwProtocol.TYPE).getValue();
+ Assert.assertEquals(o, proto);
+ }
+
+ @Test
+ public void testSetTpSrc() {
+ // Minimum value validation.
+ Match match = new Match();
+ short tp_src = 0;
+ match.setField(new TpSrc(tp_src));
+
+ Object o = match.getField(TpSrc.TYPE).getValue();
+ Assert.assertEquals(o, tp_src);
+
+ // Maximum value validation.
+ match = new Match();
+ tp_src = (short) 0xffff;
+ match.setField(new TpSrc(tp_src));
+
+ o = match.getField(TpSrc.TYPE).getValue();
+ Assert.assertEquals(o, tp_src);
+ }
+
+ @Test
+ public void testSetTpDst() {
+ // Minimum value validation.
+ Match match = new Match();
+ short tp_dst = 0;
+ match.setField(new TpDst(tp_dst));
+
+ Object o = match.getField(TpDst.TYPE).getValue();
+ Assert.assertTrue(o.equals(tp_dst));
+
+ // Maximum value validation.
+ match = new Match();
+ tp_dst = (short) 0xffff;
+ match.setField(new TpDst(tp_dst));
+
+ o = match.getField(TpDst.TYPE).getValue();
+ Assert.assertEquals(o, tp_dst);
+ }
+
+ @Test
+ public void testEquality() throws Exception {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ NodeConnector port2 = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ byte srcMac[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ byte srcMac2[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac2[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ InetAddress srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ InetAddress dstIP = InetAddress.getByName("2001:420:281:1004:e123:e688:d655:a1b0");
+ InetAddress ipMask = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ InetAddress ipMask2 = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd2 = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ short ethertype = EtherTypes.IPv6.shortValue();
+ short ethertype2 = EtherTypes.IPv6.shortValue();
+ short vlan = (short) 27, vlan2 = (short) 27;
+ byte vlanPr = (byte) 3, vlanPr2 = (byte) 3;
+ Byte tos = 4, tos2 = 4;
+ byte proto = IPProtocols.UDP.byteValue(), proto2 = IPProtocols.UDP.byteValue();
+ short src = (short) 5500, src2 = (short) 5500;
+ short dst = 80, dst2 = 80;
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match1 = new Match();
+ Match match2 = new Match();
+ match1.setField(new InPort(port));
+ match1.setField(new DlSrc(srcMac));
+ match1.setField(new DlDst(dstMac));
+ match1.setField(new DlType(ethertype));
+ match1.setField(new DlVlan(vlan));
+ match1.setField(new DlVlanPriority(vlanPr));
+ match1.setField(new NwSrc(srcIP, ipMask));
+ match1.setField(new NwDst(dstIP, ipMaskd));
+ match1.setField(new NwTos(tos));
+ match1.setField(new NwProtocol(proto));
+ match1.setField(new TpSrc(src));
+ match1.setField(new TpDst(dst));
+
+ match2.setField(new InPort(port2));
+ match2.setField(new DlSrc(srcMac2));
+ match2.setField(new DlDst(dstMac2));
+ match2.setField(new DlType(ethertype2));
+ match2.setField(new DlVlan(vlan2));
+ match2.setField(new DlVlanPriority(vlanPr2));
+ match2.setField(new NwSrc(srcIP, ipMask2));
+ match2.setField(new NwDst(dstIP, ipMaskd2));
+ match2.setField(new NwTos(tos2));
+ match2.setField(new NwProtocol(proto2));
+ match2.setField(new TpSrc(src2));
+ match2.setField(new TpDst(dst2));
+
+ Assert.assertTrue(match1.equals(match2));
+
+ Set<String> allFields = new HashSet<String>(match1.getMatchesList());
+ allFields.addAll(match2.getMatchesList());
+ // Make sure all values are equals
+ for (String type : allFields) {
+ if (match1.isPresent(type)) {
+ Assert.assertEquals(match1.getField(type), match2.getField(type));
+ }
+ }
+
+ // Make none of the fields couples are pointing to the same reference
+ MatchField<?> a = null, b = null;
+ for (String type : allFields) {
+ a = match1.getField(type);
+ b = match2.getField(type);
+ if (a != null && b != null) {
+ Assert.assertFalse(a == b);
+ }
+ }
+ }
+
+ @Test
+ public void testEqualityNetMask() throws Exception {
+
+ InetAddress srcIP = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask = InetAddress.getByName("255.255.255.255");
+ InetAddress srcIP2 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask2 = null;
+ short ethertype = EtherTypes.IPv4.shortValue();
+ short ethertype2 = EtherTypes.IPv4.shortValue();
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match1 = new Match();
+ Match match2 = new Match();
+
+ match1.setField(new DlType(ethertype));
+ match1.setField(new NwSrc(srcIP, ipMask));
+
+ match2.setField(new DlType(ethertype2));
+ match2.setField(new NwSrc(srcIP2, ipMask2));
+
+ Assert.assertTrue(match1.equals(match2));
+
+ ipMask2 = InetAddress.getByName("255.255.255.255");
+ match2.setField(new NwSrc(srcIP2, ipMask2));
+
+ srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ srcIP2 = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ ipMask = null;
+ ipMask2 = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff");
+ ethertype = EtherTypes.IPv6.shortValue();
+ ethertype2 = EtherTypes.IPv6.shortValue();
+
+ match1.setField(new DlType(ethertype));
+ match1.setField(new NwSrc(srcIP, ipMask));
+
+ match2.setField(new DlType(ethertype2));
+ match2.setField(new NwSrc(srcIP2, ipMask2));
+
+ Assert.assertEquals(match1, match2);
+ }
+
+ @Test
+ public void testHashCodeWithReverseMatch() throws Exception {
+ InetAddress srcIP1 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask1 = InetAddress.getByName("255.255.255.255");
+ InetAddress srcIP2 = InetAddress.getByName("2.2.2.2");
+ InetAddress ipMask2 = InetAddress.getByName("255.255.255.255");
+ MatchField<?> field1 = new NwSrc(srcIP1, ipMask1);
+ MatchField<?> field2 = new NwDst(srcIP2, ipMask2);
+ Match match1 = new Match();
+ match1.setField(field1);
+ match1.setField(field2);
+ Match match2 = match1.reverse();
+ Assert.assertFalse(match1.hashCode() == match2.hashCode());
+ }
+
+ @Test
+ public void testHashCode() throws Exception {
+ byte srcMac1[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte srcMac2[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac1[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ byte dstMac2[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ short ethertype = EtherTypes.IPv4.shortValue();
+ short ethertype2 = EtherTypes.IPv4.shortValue();
+ InetAddress srcIP1 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask1 = InetAddress.getByName("255.255.255.255");
+ InetAddress srcIP2 = InetAddress.getByName("1.1.1.1");
+ InetAddress ipMask2 = InetAddress.getByName("255.255.255.255");
+
+ Match match1 = new Match();
+ Match match2 = new Match();
+
+ MatchField<?> field1 = new DlSrc(srcMac1);
+ MatchField<?> field2 = new DlSrc(srcMac2);
+ Assert.assertTrue(field1.hashCode() == field2.hashCode());
+
+ match1.setField(field1);
+ match2.setField(field2);
+ Assert.assertTrue(match1.hashCode() == match2.hashCode());
+
+ MatchField<?> field3 = new DlDst(dstMac1);
+ MatchField<?> field4 = new DlDst(dstMac2);
+ Assert.assertTrue(field3.hashCode() == field4.hashCode());
+
+ match1.setField(field3);
+ match2.setField(field4);
+ Assert.assertTrue(match1.hashCode() == match2.hashCode());
+
+ MatchField<?> field5 = new DlType(ethertype);
+ MatchField<?> field6 = new DlType(ethertype2);
+ Assert.assertTrue(field5.hashCode() == field6.hashCode());
+
+ match1.setField(field5);
+ match2.setField(field6);
+ Assert.assertTrue(match1.hashCode() == match2 .hashCode());
+
+ MatchField<?> field7 = new NwSrc(srcIP1, ipMask1);
+ MatchField<?> field8 = new NwSrc(srcIP2, ipMask2);
+ Assert.assertTrue(field7.hashCode() == field8.hashCode());
+
+ match1.setField(field7);
+ match2.setField(field8);
+ Assert.assertTrue(match1.hashCode() == match2.hashCode());
+
+ }
+
+ @Test
+ public void testCloning() throws Exception {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ byte srcMac[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ InetAddress srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ InetAddress dstIP = InetAddress.getByName("2001:420:281:1004:e123:e688:d655:a1b0");
+ InetAddress ipMasks = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ short ethertype = EtherTypes.IPv6.shortValue();
+ short vlan = (short) 27;
+ byte vlanPr = (byte) 3;
+ Byte tos = 4;
+ byte proto = IPProtocols.UDP.byteValue();
+ short src = (short) 5500;
+ short dst = 80;
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match = new Match();
+ match.setField(new InPort(port));
+ match.setField(new DlSrc(srcMac));
+ match.setField(new DlDst(dstMac));
+ match.setField(new DlType(ethertype));
+ match.setField(new DlVlan(vlan));
+ match.setField(new DlVlanPriority(vlanPr));
+ match.setField(new NwSrc(srcIP, ipMasks));
+ match.setField(new NwDst(dstIP, ipMaskd));
+ match.setField(new NwTos(tos));
+ match.setField(new NwProtocol(proto));
+ match.setField(new TpSrc(src));
+ match.setField(new TpDst(dst));
+
+ Match cloned = match.clone();
+
+ // Make sure all values are equals
+ for (String type : match.getMatchesList()) {
+ if (match.isPresent(type)) {
+ if (!match.getField(type).equals(cloned.getField(type))) {
+ Assert.assertEquals(match.getField(type), cloned.getField(type));
+ }
+ }
+ }
+
+ // Make sure none of the fields couples are pointing to the same
+ // reference
+ MatchField<?> a = null, b = null;
+ for (String type : match.getMatchesList()) {
+ a = match.getField(type);
+ b = cloned.getField(type);
+ if (a != null && b != null) {
+ Assert.assertFalse(a == b);
+ }
+ }
+
+ Assert.assertTrue(match.equals(cloned));
+
+ Assert.assertEquals(match.getField(DlSrc.TYPE), cloned.getField(DlSrc.TYPE));
+ Assert.assertEquals(match.getField(NwDst.TYPE), cloned.getField(NwDst.TYPE));
+ Assert.assertEquals(match.getField(NwDst.TYPE).getMask(), cloned.getField(NwDst.TYPE).getMask());
+ Assert.assertEquals(match.hashCode(), cloned.hashCode());
+ }
+
+ @Test
+ public void testFlip() throws Exception {
+ Node node = NodeCreator.createOFNode(7L);
+ NodeConnector port = NodeConnectorCreator.createOFNodeConnector((short) 24, node);
+ byte srcMac[] = { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x9a, (byte) 0xbc };
+ byte dstMac[] = { (byte) 0x1a, (byte) 0x2b, (byte) 0x3c, (byte) 0x4d, (byte) 0x5e, (byte) 0x6f };
+ InetAddress srcIP = InetAddress.getByName("2001:420:281:1004:407a:57f4:4d15:c355");
+ InetAddress dstIP = InetAddress.getByName("2001:420:281:1004:e123:e688:d655:a1b0");
+ InetAddress ipMasks = InetAddress.getByName("ffff:ffff:ffff:ffff:0:0:0:0");
+ InetAddress ipMaskd = InetAddress.getByName("ffff:ffff:ffff:ffff:ffff:ffff:ffff:0");
+ short ethertype = EtherTypes.IPv6.shortValue();
+ short vlan = (short) 27;
+ byte vlanPr = (byte) 3;
+ Byte tos = 4;
+ byte proto = IPProtocols.UDP.byteValue();
+ short src = (short) 5500;
+ short dst = 80;
+
+ /*
+ * Create a SAL Flow aFlow
+ */
+ Match match = new Match();
+ match.setField(new InPort(port));
+ match.setField(new DlSrc(srcMac));
+ match.setField(new DlDst(dstMac));
+ match.setField(new DlType(ethertype));
+ match.setField(new DlVlan(vlan));
+ match.setField(new DlVlanPriority(vlanPr));
+ match.setField(new NwSrc(srcIP, ipMasks));
+ match.setField(new NwDst(dstIP, ipMaskd));
+ match.setField(new NwTos(tos));
+ match.setField(new NwProtocol(proto));
+ match.setField(new TpSrc(src));
+ match.setField(new TpDst(dst));
+
+ Match flipped = match.reverse();
+
+ Assert.assertEquals(match.getField(DlType.TYPE), flipped.getField(DlType.TYPE));
+ Assert.assertEquals(match.getField(DlVlan.TYPE), flipped.getField(DlVlan.TYPE));
+
+ Assert.assertArrayEquals((byte[]) match.getField(DlDst.TYPE).getValue(), (byte[]) flipped.getField(DlSrc.TYPE)
+ .getValue());
+
+ Assert.assertEquals(match.getField(NwDst.TYPE).getValue(), flipped.getField(NwSrc.TYPE).getValue());
+
+ Assert.assertEquals(match.getField(TpDst.TYPE).getValue(), flipped.getField(TpSrc.TYPE).getValue());
+
+ Match flipflip = flipped.reverse().reverse();
+ Assert.assertEquals(flipflip, flipped);
+
+ }
+
+ @Test
+ public void testVlanNone() throws Exception {
+ // The value 0 is used to indicate that no VLAN ID is set
+ short vlan = (short) 0;
+ MatchField<?> field = new DlVlan(vlan);
+
+ Assert.assertTrue(field != null);
+ Assert.assertEquals(field.getValue(), new Short(vlan));
+ Assert.assertTrue(field.isValid());
+ }
+
+ @Test
+ public void testIntersection() throws UnknownHostException {
+ Short ethType = Short.valueOf((short)0x800);
+ InetAddress ip1 = InetAddress.getByName("1.1.1.1");
+ InetAddress ip2 = InetAddress.getByName("1.1.1.0");
+ InetAddress ipm2 = InetAddress.getByName("255.255.255.0");
+ InetAddress ip3 = InetAddress.getByName("1.3.0.0");
+ InetAddress ipm3 = InetAddress.getByName("255.255.0.0");
+ InetAddress ip4 = InetAddress.getByName("1.3.4.4");
+ InetAddress ipm4 = InetAddress.getByName("255.255.255.0");
+
+ Match m1 = new Match();
+ m1.setField(new DlType(ethType));
+ m1.setField(new NwSrc(ip1));
+
+ Match m2 = new Match();
+ m2.setField(new DlType(ethType));
+ m2.setField(new NwSrc(ip2, ipm2));
+
+ Match m3 = new Match();
+ m3.setField(new DlType(ethType));
+ m3.setField(new NwSrc(ip3, ipm3));
+ m3.setField(new NwProtocol(IPProtocols.TCP.byteValue()));
+
+ Match m3r = m3.reverse();
+ Assert.assertTrue(m3.intersetcs(m3r));
+
+ Assert.assertTrue(m1.intersetcs(m2));
+ Assert.assertTrue(m2.intersetcs(m1));
+ Assert.assertFalse(m1.intersetcs(m3));
+ Assert.assertTrue(m1.intersetcs(m3r));
+ Assert.assertFalse(m3.intersetcs(m1));
+ Assert.assertTrue(m3.intersetcs(m1.reverse()));
+ Assert.assertFalse(m2.intersetcs(m3));
+ Assert.assertFalse(m3.intersetcs(m2));
+ Assert.assertTrue(m2.intersetcs(m3r));
+
+
+ Match i = m1.getIntersection(m2);
+ Assert.assertTrue(((Short)i.getField(DlType.TYPE).getValue()).equals(ethType));
+ // Verify intersection of IP addresses is correct
+ Assert.assertTrue(((InetAddress)i.getField(NwSrc.TYPE).getValue()).equals(ip1));
+ Assert.assertNull(i.getField(NwSrc.TYPE).getMask());
+
+ // Empty set
+ i = m2.getIntersection(m3);
+ Assert.assertNull(i);
+
+ Match m4 = new Match();
+ m4.setField(new DlType(ethType));
+ m4.setField(new NwProtocol(IPProtocols.TCP.byteValue()));
+ m3.setField(new NwSrc(ip4, ipm4));
+ Assert.assertTrue(m4.intersetcs(m3));
+
+ // Verify intersection of IP and IP mask addresses is correct
+ Match ii = m3.getIntersection(m4);
+ Assert.assertTrue(((InetAddress)ii.getField(NwSrc.TYPE).getValue()).equals(ip4));
+ Assert.assertTrue(((InetAddress)ii.getField(NwSrc.TYPE).getMask()).equals(ipm4));
+
+ Match m5 = new Match();
+ m5.setField(new DlType(ethType));
+ m3.setField(new NwSrc(ip3, ipm3));
+ m5.setField(new NwProtocol(IPProtocols.UDP.byteValue()));
+ Assert.assertFalse(m5.intersetcs(m3));
+ Assert.assertFalse(m5.intersetcs(m4));
+ Assert.assertTrue(m5.intersetcs(m5));
+ Assert.assertFalse(m3.intersetcs(m5));
+ Assert.assertFalse(m4.intersetcs(m5));
+
+
+ Match i2 = m4.getIntersection(m3);
+ Assert.assertFalse(i2.isEmpty());
+ Assert.assertFalse(i2.getMatchesList().isEmpty());
+ Assert.assertTrue(((InetAddress)i2.getField(NwSrc.TYPE).getValue()).equals(ip3));
+ Assert.assertTrue(((InetAddress)i2.getField(NwSrc.TYPE).getMask()).equals(ipm3));
+ Assert.assertTrue(((Byte)i2.getField(NwProtocol.TYPE).getValue()).equals(IPProtocols.TCP.byteValue()));
+
+ byte src[] = {(byte)0, (byte)0xab,(byte)0xbc,(byte)0xcd,(byte)0xde,(byte)0xef};
+ byte dst[] = {(byte)0x10, (byte)0x11,(byte)0x12,(byte)0x13,(byte)0x14,(byte)0x15};
+ Short srcPort = (short)1024;
+ Short dstPort = (short)80;
+
+ // Check identity
+ Match m6 = new Match();
+ m6.setField(new DlSrc(src));
+ m6.setField(new DlDst(dst));
+ m6.setField(new NwSrc(ip2, ipm2));
+ m6.setField(new NwDst(ip3, ipm3));
+ m6.setField(new NwProtocol(IPProtocols.UDP.byteValue()));
+ m6.setField(new TpSrc(srcPort));
+ m6.setField(new TpDst(dstPort));
+ Assert.assertTrue(m6.intersetcs(m6));
+ Assert.assertTrue(m6.getIntersection(m6).equals(m6));
+
+ // Empty match, represents the universal set (all packets)
+ Match u = new Match();
+ Assert.assertEquals(m6.getIntersection(u), m6);
+ Assert.assertEquals(u.getIntersection(m6), m6);
+
+ // No intersection with null match, empty set
+ Assert.assertNull(m6.getIntersection(null));
+ }
+}