WIP Added topology and topo dependency. Implemented the add flow case.

Change-Id: Iabc86f5776de3e72eac22315d0e44e7478957424
diff --git a/TestON/tests/FUNCflow/Dependency/flow-2sw.py b/TestON/tests/FUNCflow/Dependency/flow-2sw.py
new file mode 100755
index 0000000..2299d9e
--- /dev/null
+++ b/TestON/tests/FUNCflow/Dependency/flow-2sw.py
@@ -0,0 +1,50 @@
+#!/usr/bin/python
+
+"""
+Custom topology for Mininet
+"""
+from mininet.topo import Topo
+from mininet.net import Mininet
+from mininet.node import Host, RemoteController
+from mininet.node import Node
+from mininet.node import CPULimitedHost
+from mininet.link import TCLink
+from mininet.cli import CLI
+from mininet.log import setLogLevel
+from mininet.util import dumpNodeConnections
+from mininet.node import ( UserSwitch, OVSSwitch, IVSSwitch )
+
+class MyTopo( Topo ):
+
+    def __init__( self ):
+        # Initialize topology
+        Topo.__init__( self )
+        # Switch S5 Hosts
+        host1=self.addHost( 'h1', ip='10.1.0.1/24' )
+        host2=self.addHost( 'h2', ip='10.1.0.2/24' )
+        #host3=self.addHost( 'h3', ip='10.1.0.3/24', v6Addr='1000::3/64' )
+        #host4=self.addHost( 'h4', ip='10.1.0.4/24', v6Addr='1000::4/64' )
+
+        s1 = self.addSwitch( 's1' )
+        #s2 = self.addSwitch( 's2' )
+
+        self.addLink(s1, host1)
+        self.addLink(s1, host2)
+        #self.addLink(s1, host3)
+        #self.addLink(s1, host4)
+
+
+        topos = { 'mytopo': ( lambda: MyTopo() ) }
+
+def setupNetwork():
+    "Create network"
+    topo = MyTopo()
+    network = Mininet(topo=topo, autoSetMacs=True, controller=None)
+    network.start()
+    CLI( network )
+    network.stop()
+
+if __name__ == '__main__':
+    setLogLevel('info')
+    #setLogLevel('debug')
+    setupNetwork()