diff options
Diffstat (limited to 'framework/src/onos/utils/misc/src/test/java/org/onlab/packet/ArpTest.java')
-rw-r--r-- | framework/src/onos/utils/misc/src/test/java/org/onlab/packet/ArpTest.java | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/framework/src/onos/utils/misc/src/test/java/org/onlab/packet/ArpTest.java b/framework/src/onos/utils/misc/src/test/java/org/onlab/packet/ArpTest.java new file mode 100644 index 00000000..62246245 --- /dev/null +++ b/framework/src/onos/utils/misc/src/test/java/org/onlab/packet/ArpTest.java @@ -0,0 +1,88 @@ +/* + * 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 java.nio.ByteBuffer; +import java.util.Arrays; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; + +/** + * Unit tests for the ARP class. + */ +public class ArpTest { + + private Deserializer<ARP> deserializer = ARP.deserializer(); + + private final byte hwAddressLength = 6; + private final byte protoAddressLength = 4; + + private MacAddress srcMac = MacAddress.valueOf(1); + private MacAddress targetMac = MacAddress.valueOf(2); + private Ip4Address srcIp = Ip4Address.valueOf(1); + private Ip4Address targetIp = Ip4Address.valueOf(2); + + private byte[] byteHeader; + + @Before + public void setUp() { + ByteBuffer bb = ByteBuffer.allocate(ARP.INITIAL_HEADER_LENGTH + + 2 * hwAddressLength + 2 * protoAddressLength); + bb.putShort(ARP.HW_TYPE_ETHERNET); + bb.putShort(ARP.PROTO_TYPE_IP); + bb.put(hwAddressLength); + bb.put(protoAddressLength); + bb.putShort(ARP.OP_REPLY); + + bb.put(srcMac.toBytes()); + bb.put(srcIp.toOctets()); + bb.put(targetMac.toBytes()); + bb.put(targetIp.toOctets()); + + byteHeader = bb.array(); + } + + @Test + public void testDeserializeBadInput() throws Exception { + PacketTestUtils.testDeserializeBadInput(deserializer); + } + + @Test + public void testDeserializeTruncated() throws Exception { + PacketTestUtils.testDeserializeTruncated(deserializer, byteHeader); + } + + @Test + public void testDeserialize() throws Exception { + ARP arp = deserializer.deserialize(byteHeader, 0, byteHeader.length); + + assertEquals(ARP.HW_TYPE_ETHERNET, arp.getHardwareType()); + assertEquals(ARP.PROTO_TYPE_IP, arp.getProtocolType()); + assertEquals(hwAddressLength, arp.getHardwareAddressLength()); + assertEquals(protoAddressLength, arp.getProtocolAddressLength()); + assertEquals(ARP.OP_REPLY, arp.getOpCode()); + + assertTrue(Arrays.equals(srcMac.toBytes(), arp.getSenderHardwareAddress())); + assertTrue(Arrays.equals(srcIp.toOctets(), arp.getSenderProtocolAddress())); + assertTrue(Arrays.equals(targetMac.toBytes(), arp.getTargetHardwareAddress())); + assertTrue(Arrays.equals(targetIp.toOctets(), arp.getTargetProtocolAddress())); + } +} |