diff --git a/pcep/pcepio/src/test/java/org/onosproject/pcepio/PcepLabelUpdateMsgTest.java b/pcep/pcepio/src/test/java/org/onosproject/pcepio/PcepLabelUpdateMsgTest.java
new file mode 100644
index 0000000..58ec899
--- /dev/null
+++ b/pcep/pcepio/src/test/java/org/onosproject/pcepio/PcepLabelUpdateMsgTest.java
@@ -0,0 +1,418 @@
+/*
+ * Copyright 2014-2015 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.onosproject.pcepio;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.junit.Assert;
+import org.junit.Test;
+import org.onosproject.pcepio.exceptions.PcepParseException;
+import org.onosproject.pcepio.protocol.PcepFactories;
+import org.onosproject.pcepio.protocol.PcepMessage;
+import org.onosproject.pcepio.protocol.PcepMessageReader;
+import org.onosproject.pcepio.protocol.PcepLabelUpdateMsg;
+
+public class PcepLabelUpdateMsgTest {
+
+    /**
+     * This test case checks for
+     * <pce-label-download> SRP, LSP, LABEL Object.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest1() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x24, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     * <pce-label-download> SRP, LSP, LABEL Object, LABEL Object.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest2() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x30, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x77};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     * <pce-label-map> SRP, LABEL, FEC Object.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest3() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x24, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x24, 0x10, 0x00, 0x08, // FEC Object Header
+                0x0A, 0x0A, 0x0B, 0x0B};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     * <pce-label-download> SRP, LSP, LABEL, LABEL, <pce-label-download> SRP, LSP, LABEL
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest4() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x50, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x77,
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x11,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x02, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x44};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     * <pce-label-map> SRP, LABEL, FEC, <pce-label-map> SRP, LABEL, FEC.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest5() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x44, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x01,
+                0x00, 0x00, 0x00, 0x66,
+                0x24, 0x10, 0x00, 0x08, // FEC Object Header
+                0x0A, 0x0A, 0x0B, 0x0B,
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x11,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x24, 0x10, 0x00, 0x08, // FEC Object Header
+                0x0A, 0x0A, 0x0C, 0x0C};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     * <pce-label-download> SRP, LSP, LABEL, LABEL, <pce-label-download> SRP, LABEL, FEC.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest6() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x50, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x77,
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x12,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x24, 0x10, 0x00, 0x08, // FEC Object Header
+                0x0A, 0x0A, 0x0D, 0x0D};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     *  <pce-label-download> SRP, LABEL, FEC, <pce-label-download> SRP, LSP, LABEL, LABEL.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest7() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x50, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x12,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x24, 0x10, 0x00, 0x08, // FEC Object Header
+                0x0A, 0x0A, 0x0D, 0x0D,
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x77};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+
+    /**
+     * This test case checks for
+     * <pce-label-download> SRP, LABEL, FEC, <pce-label-download> SRP, LSP, LABEL, LABEL.
+     * <pce-label-download> SRP, LSP, LABEL, LABEL.
+     * in PcepLabelUpdate message.
+     *
+     * @throws PcepParseException while parsing PCEP message
+     */
+    @Test
+    public void labelUpdateMessageTest8() throws PcepParseException {
+
+        byte[] labelUpdate = new byte[] {0x20, 0x0D, 0x00, 0x7C, // common header
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x12,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x24, 0x10, 0x00, 0x08, // FEC Object Header
+                0x0A, 0x0A, 0x0D, 0x0D,
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x77,
+                0x21, 0x10, 0x00, 0x0C, // SRP Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x10,
+                0x20, 0x10, 0x00, 0x08, // LSP Object Header
+                0x00, 0x01, 0x00, 0x00,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x66,
+                0x23, 0x10, 0x00, 0x0C, // LABEL Object Header
+                0x00, 0x00, 0x00, 0x00,
+                0x00, 0x00, 0x00, 0x77};
+
+        ChannelBuffer buffer = ChannelBuffers.dynamicBuffer();
+        buffer.writeBytes(labelUpdate);
+
+        PcepMessageReader<PcepMessage> reader = PcepFactories.getGenericReader();
+        PcepMessage message = null;
+
+        message = reader.readFrom(buffer);
+
+        byte[] testLabelUpdateMsg = {0};
+
+        Assert.assertTrue("PcepMessage is not instance of PcepLabelUpdate", message instanceof PcepLabelUpdateMsg);
+        ChannelBuffer buf = ChannelBuffers.dynamicBuffer();
+        message.writeTo(buf);
+
+        int readLen = buf.writerIndex() - 0;
+        testLabelUpdateMsg = new byte[readLen];
+        buf.readBytes(testLabelUpdateMsg, 0, readLen);
+
+        Assert.assertArrayEquals("PcepLabelUpdate messages are not equal", labelUpdate, testLabelUpdateMsg);
+    }
+}