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()));
+    }
+}