Implement packet seriailizer and deserializer for LACP

Change-Id: Idbbd87a3ddeb477cac49a65e6a5c768761019e11
diff --git a/utils/misc/src/test/java/org/onlab/packet/lacp/LacpCollectorTlvTest.java b/utils/misc/src/test/java/org/onlab/packet/lacp/LacpCollectorTlvTest.java
new file mode 100644
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+++ b/utils/misc/src/test/java/org/onlab/packet/lacp/LacpCollectorTlvTest.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+ *
+ * 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.lacp;
+
+import com.google.common.io.Resources;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+
+public class LacpCollectorTlvTest {
+    private static final String PACKET_DUMP = "collectorinfo.bin";
+
+    private byte[] data;
+
+    private static final short COLLECTOR_MAX_DELAY = (short) 32768;
+
+    static final LacpCollectorTlv COLLECTOR_TLV = new LacpCollectorTlv()
+            .setCollectorMaxDelay(COLLECTOR_MAX_DELAY);
+
+    @Before
+    public void setUp() throws Exception {
+         data = Resources.toByteArray(LacpCollectorTlvTest.class.getResource(PACKET_DUMP));
+    }
+
+    @Test
+    public void deserializer() throws Exception {
+        LacpCollectorTlv lacpCollectorTlv = LacpCollectorTlv.deserializer().deserialize(data, 0, data.length);
+        assertEquals(COLLECTOR_MAX_DELAY, lacpCollectorTlv.getCollectorMaxDelay());
+
+    }
+
+    @Test
+    public void serialize() {
+        assertArrayEquals(data, COLLECTOR_TLV.serialize());
+    }
+}
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