IGMPTest.java
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/*
* Copyright 2015 Open Networking Laboratory
*
* Licensed 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 org.onlab.packet;
import org.junit.Before;
import org.junit.Test;
import static junit.framework.Assert.assertTrue;
/**
* Unit tests for IGMP class.
*/
public class IGMPTest {
private Deserializer<IGMP> deserializer;
private IGMP igmpQuery;
private IGMP igmpMembership;
private Ip4Address gaddr1;
private Ip4Address gaddr2;
private Ip4Address saddr1;
private Ip4Address saddr2;
@Before
public void setUp() throws Exception {
gaddr1 = Ip4Address.valueOf(0xe1010101);
gaddr2 = Ip4Address.valueOf(0xe2020202);
saddr1 = Ip4Address.valueOf(0x0a010101);
saddr2 = Ip4Address.valueOf(0x0b020202);
deserializer = IGMP.deserializer();
// Create an IGMP Query object
igmpQuery = new IGMP();
igmpQuery.setIgmpType(IGMP.TYPE_IGMPV3_MEMBERSHIP_QUERY);
igmpQuery.setMaxRespCode((byte) 0x7f);
IGMPQuery q = new IGMPQuery(gaddr1, (byte) 0x7f);
q.addSource(saddr1);
q.addSource(saddr2);
q.setSbit(false);
igmpQuery.groups.add(q);
// Create an IGMP Membership Object
igmpMembership = new IGMP();
igmpMembership.setIgmpType(IGMP.TYPE_IGMPV3_MEMBERSHIP_REPORT);
IGMPMembership g1 = new IGMPMembership(gaddr1);
g1.addSource(saddr1);
g1.addSource(saddr2);
igmpMembership.groups.add(g1);
IGMPMembership g2 = new IGMPMembership(gaddr2);
g2.addSource(saddr1);
g2.addSource(saddr2);
igmpMembership.groups.add(g2);
}
@Test
public void testDeserializeBadInput() throws Exception {
PacketTestUtils.testDeserializeBadInput(deserializer);
}
@Test
public void testDeserializeTruncated() throws Exception {
byte [] bits = igmpQuery.serialize();
PacketTestUtils.testDeserializeTruncated(deserializer, bits);
bits = igmpMembership.serialize();
PacketTestUtils.testDeserializeTruncated(deserializer, bits);
}
@Test
public void testDeserializeQuery() throws Exception {
byte [] data = igmpQuery.serialize();
IGMP igmp = deserializer.deserialize(data, 0, data.length);
assertTrue(igmp.equals(igmpQuery));
}
@Test
public void testDeserializeMembership() throws Exception {
byte [] data = igmpMembership.serialize();
IGMP igmp = deserializer.deserialize(data, 0, data.length);
assertTrue(igmp.equals(igmpMembership));
}
}