diff --git a/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/OpaqueLsaHeaderTest.java b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/OpaqueLsaHeaderTest.java
new file mode 100644
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--- /dev/null
+++ b/protocols/ospf/protocol/src/test/java/org/onosproject/ospf/protocol/lsa/OpaqueLsaHeaderTest.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright 2016 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.ospf.protocol.lsa;
+
+import org.hamcrest.Matchers;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.Ip4Address;
+
+import static org.hamcrest.CoreMatchers.notNullValue;
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertThat;
+
+/**
+ * Unit test class for OpaqueLsaHeader.
+ */
+public class OpaqueLsaHeaderTest {
+
+    private OpaqueLsaHeader opaqueHeader;
+    private OpaqueLsaHeader opaqueLsaHeader1;
+    private int num;
+    private byte[] result;
+    private int result1;
+
+    @Before
+    public void setUp() throws Exception {
+        opaqueHeader = new OpaqueLsaHeader();
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        opaqueHeader = null;
+        opaqueLsaHeader1 = null;
+        result = null;
+    }
+
+    /**
+     * Tests populateHeader() method.
+     */
+    @Test
+    public void testPopulateHeader() throws Exception {
+        opaqueLsaHeader1 = new OpaqueLsaHeader();
+        opaqueLsaHeader1.setLsPacketLen(10);
+        opaqueLsaHeader1.setAdvertisingRouter(Ip4Address.valueOf("1.1.1.1"));
+        opaqueLsaHeader1.setOptions(2);
+        opaqueLsaHeader1.setAge(20);
+        opaqueLsaHeader1.setLsType(3);
+        opaqueLsaHeader1.setOpaqueId(1);
+        opaqueLsaHeader1.setOpaqueType(3);
+        opaqueLsaHeader1.setLsCheckSum(1234);
+        opaqueLsaHeader1.setLsSequenceNo(456789);
+        opaqueLsaHeader1.populateHeader(opaqueLsaHeader1);
+        assertThat(opaqueLsaHeader1, is(notNullValue()));
+    }
+
+    /**
+     * Tests opaqueId() getter method.
+     */
+    @Test
+    public void testGetOpaqueId() throws Exception {
+        opaqueHeader.setOpaqueId(1);
+        num = opaqueHeader.opaqueId();
+        assertThat(num, is(1));
+    }
+
+    /**
+     * Tests opaqueId() setter method.
+     */
+    @Test
+    public void testSetOpaqueId() throws Exception {
+        opaqueHeader.setOpaqueId(1);
+        num = opaqueHeader.opaqueId();
+        assertThat(num, is(1));
+    }
+
+    /**
+     * Tests opaqueType() getter method.
+     */
+    @Test
+    public void testGetOpaqueType() throws Exception {
+        opaqueHeader.setOpaqueType(1);
+        num = opaqueHeader.opaqueType();
+        assertThat(num, is(1));
+    }
+
+    /**
+     * Tests opaqueType() setter method.
+     */
+    @Test
+    public void testSetOpaqueType() throws Exception {
+        opaqueHeader.setOpaqueType(1);
+        num = opaqueHeader.opaqueType();
+        assertThat(num, is(1));
+    }
+
+    /**
+     * Tests getOpaqueLsaHeaderAsByteArray() method.
+     */
+    @Test
+    public void testGetOpaqueLsaHeaderAsByteArray() throws Exception {
+        result = opaqueHeader.getOpaqueLsaHeaderAsByteArray();
+        assertThat(result, is(notNullValue()));
+    }
+
+    /**
+     * Tests to string method.
+     */
+    @Test
+    public void testToString() throws Exception {
+        assertThat(opaqueHeader.toString(), is(notNullValue()));
+    }
+
+    /**
+     * Tests hashCode() method.
+     */
+    @Test
+    public void testHashcode() throws Exception {
+
+        result1 = opaqueHeader.hashCode();
+        assertThat(result1, is(Matchers.notNullValue()));
+
+    }
+}
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