[ONOS-3284] Add nicira extension of NSH instructions to onos

Change-Id: I569ef85967a22098db3c9821a8731a4ca589eaf6
diff --git a/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSpiTest.java b/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSpiTest.java
new file mode 100644
index 0000000..197e3bf
--- /dev/null
+++ b/drivers/src/test/java/org/onosproject/driver/extensions/NiciraSetNshSpiTest.java
@@ -0,0 +1,52 @@
+/*
+ * 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.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 NiciraSetNshSpi class.
+ */
+public class NiciraSetNshSpiTest {
+
+    final NiciraSetNshSpi nshSpi1 = new NiciraSetNshSpi(10);
+    final NiciraSetNshSpi sameAsNshSpi1 = new NiciraSetNshSpi(10);
+    final NiciraSetNshSpi nshSpi2 = new NiciraSetNshSpi(20);
+
+    /**
+     * Checks the operation of equals() methods.
+     */
+    @Test
+    public void testEquals() {
+        new EqualsTester().addEqualityGroup(nshSpi1, sameAsNshSpi1).addEqualityGroup(nshSpi2).testEquals();
+    }
+
+    /**
+     * Checks the construction of a NiciraSetNshSpi object.
+     */
+    @Test
+    public void testConstruction() {
+        final NiciraSetNshSpi niciraSetNshSpi = new NiciraSetNshSpi(10);
+        assertThat(niciraSetNshSpi, is(notNullValue()));
+        assertThat(niciraSetNshSpi.nshSpi(), is(10));
+    }
+}