Change PathIntent class to be self-contained class

Change-Id: I67e768bd6be8430bb83b48963cf3c7cc4c592790
diff --git a/src/test/java/net/onrc/onos/intent/PathIntentTest.java b/src/test/java/net/onrc/onos/intent/PathIntentTest.java
new file mode 100644
index 0000000..3161cca
--- /dev/null
+++ b/src/test/java/net/onrc/onos/intent/PathIntentTest.java
@@ -0,0 +1,89 @@
+package net.onrc.onos.intent;
+
+import static org.junit.Assert.*;
+import net.onrc.onos.ofcontroller.networkgraph.NetworkGraph;
+import net.onrc.onos.ofcontroller.networkgraph.Path;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import com.esotericsoftware.kryo.Kryo;
+import com.esotericsoftware.kryo.io.Input;
+import com.esotericsoftware.kryo.io.Output;
+
+public class PathIntentTest {
+	NetworkGraph g;
+
+	@Before
+	public void setUp() throws Exception {
+		MockNetworkGraph graph = new MockNetworkGraph();
+		graph.createSampleTopology();
+		g = graph;
+	}
+
+	@After
+	public void tearDown() throws Exception {
+	}
+
+	@Test
+	public void test() {
+		Kryo kryo = new Kryo();
+		Output output = new Output(1024);
+
+		ConstrainedShortestPathIntent cspIntent1 =
+				new ConstrainedShortestPathIntent("1", 2L, 3L, 4L, 5L, 6L, 7L, 1000.0);
+
+		Path path = new Path();
+		path.add(g.getSwitch(1L).getPort(1L).getOutgoingLink());
+		path.add(g.getSwitch(2L).getPort(1L).getOutgoingLink());
+		path.add(g.getSwitch(3L).getPort(1L).getOutgoingLink());
+
+		PathIntent pathIntent1 = new PathIntent("11", path, 123.45, cspIntent1);
+
+		kryo.writeObject(output, pathIntent1);
+		output.close();
+
+		Input input = new Input(output.toBytes());
+
+		// create pathIntent from bytes
+
+		PathIntent pathIntent2 =
+				kryo.readObject(input, PathIntent.class);
+		input.close();
+
+		// check
+		
+		assertEquals("11", pathIntent2.getId());
+		Path path2 = pathIntent2.getPath(g);
+
+		assertEquals(Long.valueOf(1L), path2.get(0).getSourceSwitch().getDpid());
+		assertEquals(Long.valueOf(1L), path2.get(0).getSourcePort().getNumber());
+		assertEquals(Long.valueOf(2L), path2.get(0).getDestinationSwitch().getDpid());
+		assertEquals(Long.valueOf(2L), path2.get(0).getDestinationPort().getNumber());
+
+		assertEquals(Long.valueOf(2L), path2.get(1).getSourceSwitch().getDpid());
+		assertEquals(Long.valueOf(1L), path2.get(1).getSourcePort().getNumber());
+		assertEquals(Long.valueOf(3L), path2.get(1).getDestinationSwitch().getDpid());
+		assertEquals(Long.valueOf(2L), path2.get(1).getDestinationPort().getNumber());
+
+		assertEquals(Long.valueOf(3L), path2.get(2).getSourceSwitch().getDpid());
+		assertEquals(Long.valueOf(1L), path2.get(2).getSourcePort().getNumber());
+		assertEquals(Long.valueOf(4L), path2.get(2).getDestinationSwitch().getDpid());
+		assertEquals(Long.valueOf(2L), path2.get(2).getDestinationPort().getNumber());
+
+		assertEquals(123.45, pathIntent2.getBandwidth(), 0.0);
+
+		ConstrainedShortestPathIntent cspIntent2 = 
+				(ConstrainedShortestPathIntent) pathIntent2.getParentIntent();
+		
+		assertEquals("1", cspIntent2.getId());
+		assertEquals(2L, cspIntent2.getSrcSwitchDpid());
+		assertEquals(3L, cspIntent2.getSrcPortNumber());
+		assertEquals(4L, cspIntent2.getSrcMac());
+		assertEquals(5L, cspIntent2.getDstSwitchDpid());
+		assertEquals(6L, cspIntent2.getDstPortNumber());
+		assertEquals(7L, cspIntent2.getDstMac());
+		assertEquals(1000.0, cspIntent2.getBandwidth(), 0.0);
+	}
+}