Add unit test files
diff --git a/src/test/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImplTestBB.java b/src/test/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImplTestBB.java
new file mode 100644
index 0000000..78594b5
--- /dev/null
+++ b/src/test/java/net/onrc/onos/ofcontroller/core/internal/SwitchStorageImplTestBB.java
@@ -0,0 +1,328 @@
+package net.onrc.onos.ofcontroller.core.internal;
+
+import static org.junit.Assert.*;
+
+import net.floodlightcontroller.core.internal.TestDatabaseManager;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage;
+import net.onrc.onos.ofcontroller.core.ISwitchStorage.SwitchState;
+import net.onrc.onos.ofcontroller.core.internal.SwitchStorageImpl;
+import net.onrc.onos.util.GraphDBConnection;
+import net.onrc.onos.util.GraphDBOperation;
+import net.onrc.onos.ofcontroller.core.INetMapStorage;
+import net.onrc.onos.ofcontroller.core.INetMapStorage.DM_OPERATION;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.IPortObject;
+import net.onrc.onos.ofcontroller.core.INetMapTopologyObjects.ISwitchObject;
+import org.easymock.EasyMock;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.openflow.protocol.OFPhysicalPort;
+import org.openflow.protocol.OFPhysicalPort.OFPortState;
+import org.powermock.api.easymock.PowerMock;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+import org.slf4j.LoggerFactory;
+
+import com.thinkaurelius.titan.core.TitanFactory;
+import com.thinkaurelius.titan.core.TitanGraph;
+
+//Add Powermock preparation
+@RunWith(PowerMockRunner.class)
+@PrepareForTest({TitanFactory.class, GraphDBConnection.class, GraphDBOperation.class, SwitchStorageImpl.class})
+public class SwitchStorageImplTestBB {
+
+	protected static org.slf4j.Logger log = LoggerFactory.getLogger(SwitchStorageImpl.class);
+
+	String conf;
+    private GraphDBConnection conn = null;
+    private GraphDBOperation ope = null;
+    private TitanGraph titanGraph = null;
+    ISwitchStorage swSt = null;
+    
+	@Before
+	public void setUp() throws Exception {
+		
+		swSt = new SwitchStorageImpl();
+		conf = "/dummy/path/to/db";
+		
+		// Make mock cassandra DB
+		// Replace TitanFactory.open() to return mock DB
+		titanGraph = TestDatabaseManager.getTestDatabase();
+		TestDatabaseManager.populateTestData(titanGraph);
+		PowerMock.mockStatic(TitanFactory.class);
+		EasyMock.expect(TitanFactory.open((String)EasyMock.anyObject())).andReturn(titanGraph);
+		PowerMock.replay(TitanFactory.class);
+		
+		conn = GraphDBConnection.getInstance(conf);
+		ope = new GraphDBOperation(conn);
+		
+		swSt.init(conf);
+	}
+
+	@After
+	public void tearDown() throws Exception {
+		
+		titanGraph.shutdown();
+		TestDatabaseManager.deleteTestDatabase();
+
+		swSt.close();
+		swSt = null;
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for addSwitch method.
+	 * Condition:
+	 *  Normal
+	 * Expect:
+	 * 1. Switch should be generated.
+	 * 2. The status of switch should be ACTIVE
+	 */
+	//@Ignore 
+	@Test
+	public void testAddSwitch() {
+		String dpid = "00:00:00:00:00:00:0a:07";
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw == null);
+		swSt.addSwitch(dpid);
+		ISwitchObject sw2 = ope.searchSwitch(dpid);
+		assertTrue(sw2 != null);
+		assertEquals(sw2.getState(), "ACTIVE");
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for addSwitch method.
+	 * Condition:
+	 *  The switch status is INACTIVE.
+	 * Expect:
+	 * 1. Switch should be existing.
+	 * 2. The status of switch should be ACTIVE
+	 */
+	//@Ignore 
+	@Test
+	public void testAddSwitchExisting() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		
+		swSt.update(dpid, SwitchState.INACTIVE, DM_OPERATION.UPDATE);
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw != null);
+		assertEquals(sw.getState(), SwitchState.INACTIVE.toString());
+		swSt.addSwitch(dpid);
+		ISwitchObject sw2 = ope.searchSwitch(dpid);
+		assertTrue(sw2 != null);
+		assertEquals(sw2.getState(), SwitchState.ACTIVE.toString());
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for testUpdate method.
+	 * Condition:
+	 *  We will create a swith with this method.
+	 * Expect:
+	 * 1. Switch should be created.
+	 * 2. The status of switch should be INACTIVE.
+	 */
+	//@Ignore 
+	@Test
+	public void testUpdate() {
+		String dpid = "00:00:00:00:00:00:0a:07";
+		SwitchState state = ISwitchStorage.SwitchState.INACTIVE;
+		DM_OPERATION dmope = INetMapStorage.DM_OPERATION.CREATE;
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw == null);
+		swSt.update(dpid, state, dmope);
+		ISwitchObject sw2 = ope.searchSwitch(dpid);
+		assertTrue(sw2 != null);
+		assertEquals(sw2.getState(), state.toString());
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for testUpdate method.
+	 * Condition:
+	 *  The switch is existing.
+	 * Expect:
+	 * 1. Switch should be deleted.
+	 */
+	//@Ignore 
+	@Test
+	public void testUpdateWithDELETE() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		SwitchState state = ISwitchStorage.SwitchState.ACTIVE;
+		DM_OPERATION dmope = INetMapStorage.DM_OPERATION.DELETE;
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw != null);
+		swSt.update(dpid, state, dmope);
+		ISwitchObject sw2 = ope.searchSwitch(dpid);
+		assertTrue(sw2 == null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for delete switch method.
+	 * Condition:
+	 *  The switch is existing.
+	 * Expect:
+	 * 1. Switch should be deleted.
+	 */
+	//@Ignore 
+	@Test
+	public void testDeleteSwitch() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw != null);
+		swSt.deleteSwitch(dpid);
+		ISwitchObject sw2 = ope.searchSwitch(dpid);
+		assertTrue(sw2 == null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for delete switch method.
+	 * Condition:
+	 *  The switch is not existing.
+	 * Expect:
+	 * Nothing happends.
+	 */
+	//@Ignore 
+	@Test
+	public void testDeleteNonExistingSwitch() {
+		String dpid = "00:00:00:00:00:00:0a:07";
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw == null);
+		swSt.deleteSwitch(dpid);
+		ISwitchObject sw2 = ope.searchSwitch(dpid);
+		assertTrue(sw2 == null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for delete port method.
+	 * Condition:
+	 *  The port is existing.
+	 * Expect:
+	 *  Delete the port.
+	 */
+	//@Ignore 
+	@Test
+	public void testDeletePort() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		short portNumber = 3;
+		
+		IPortObject portObj1 = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj1 != null);
+		swSt.deletePort(dpid, portNumber);
+		IPortObject portObj2 = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj2 == null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for delete port method.
+	 * Condition:
+	 *  The port is not existing.
+	 * Expect:
+	 *  Nothing happens.
+	 */
+	//@Ignore 
+	@Test
+	public void testDeleteNonExistingPort() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		short portNumber = 4;
+		
+		IPortObject portObj1 = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj1 == null);
+		swSt.deletePort(dpid, portNumber);
+		IPortObject portObj2 = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj2 == null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for add method.
+	 * Condition:
+	 *  The port is not existing.
+	 * Expect:
+	 *  The port should be added.
+	 */
+	//@Ignore 
+	@Test
+	public void testAddPort() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		short portNumber = 4;
+		String name = "port 4 at ATL Switch";
+		int state = OFPortState.OFPPS_STP_FORWARD.getValue();
+		OFPhysicalPort port = new OFPhysicalPort(); 
+		port.setPortNumber(portNumber);
+		port.setName(name);
+		port.setState(state);
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw != null);
+		swSt.addPort(dpid, port);
+		IPortObject portObj = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj != null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for add method.
+	 * Condition:
+	 *  The port is existing.
+	 * Expect:
+	 *  Nothing happens.
+	 */
+	//@Ignore 
+	@Test
+	public void testAddExistingPort() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		short portNumber = 3;
+		String name = "port 3 at ATL Switch";
+		int state = OFPortState.OFPPS_STP_FORWARD.getValue();
+		OFPhysicalPort port = new OFPhysicalPort(); 
+		port.setPortNumber(portNumber);
+		port.setName(name);
+		port.setState(state);
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw != null);
+		swSt.addPort(dpid, port);
+		IPortObject portObj = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj != null);
+	}
+	
+	/**
+	 * Desc:
+	 *  Test method for add method.
+	 * Condition:
+	 *  The port status is down.
+	 * Expect:
+	 *  Delete the port.
+	 */
+	//@Ignore 
+	@Test
+	public void testAddDownPort() {
+		String dpid = "00:00:00:00:00:00:0a:06";
+		short portNumber = 3;
+		String name = "port 3 at ATL Switch";
+		int state = OFPortState.OFPPS_LINK_DOWN.getValue();
+		OFPhysicalPort port = new OFPhysicalPort(); 
+		port.setPortNumber(portNumber);
+		port.setName(name);
+		port.setState(state);
+		
+		ISwitchObject sw = ope.searchSwitch(dpid);
+		assertTrue(sw != null);
+		swSt.addPort(dpid, port);
+		IPortObject portObj = ope.searchPort(dpid, portNumber);
+		assertTrue(portObj == null);
+	}
+}