diff --git a/drivers/default/src/test/java/org/onosproject/driver/extensions/NiciraNshNpTest.java b/drivers/default/src/test/java/org/onosproject/driver/extensions/NiciraNshNpTest.java
new file mode 100644
index 0000000..17ed7ae
--- /dev/null
+++ b/drivers/default/src/test/java/org/onosproject/driver/extensions/NiciraNshNpTest.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2016-present 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.driver.extensions;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
+
+import org.junit.Test;
+
+import com.google.common.testing.EqualsTester;
+
+/**
+ * Unit tests for NiciraNshNp class.
+ */
+public class NiciraNshNpTest {
+    final byte np1 = (byte) 1;
+    final byte np2 = (byte) 4;
+
+    /**
+     * Checks the operation of equals() methods.
+     */
+    @Test
+    public void testEquals() {
+        final NiciraNshNp nshNp1 = new NiciraNshNp(np1);
+        final NiciraNshNp sameAsNshNp1 = new NiciraNshNp(np1);
+        final NiciraNshNp nshNp2 = new NiciraNshNp(np2);
+
+        new EqualsTester().addEqualityGroup(nshNp1, sameAsNshNp1).addEqualityGroup(nshNp2)
+                .testEquals();
+    }
+
+    /**
+     * Checks the construction of a NiciraNshNp object.
+     */
+    @Test
+    public void testConstruction() {
+        final NiciraNshNp nshNp1 = new NiciraNshNp(np1);
+        assertThat(nshNp1, is(notNullValue()));
+        assertThat(nshNp1.nshNp(), is(np1));
+    }
+}