Add multiple interfaces test

tests/simple_send_4interfaces_1s2r/out

@@ -0,0 +1,14 @@
+[t=0.000,src=n0] Send 1 bytes on wlan0
+[t=1.000,src=n1] Receive 1 bytes on wlan0
+[t=1.000,src=n0] Send 1 bytes on wlan1
+[t=2.000,src=n1] Receive 1 bytes on wlan1
+[t=2.000,src=n2] Receive 1 bytes on wlan1
+[t=2.000,src=n0] Send 1 bytes to n1 on eth0
+[t=3.000,src=n1] Receive 1 bytes on eth0
+[t=3.000,src=n0] Send 1 bytes to n2 on eth0
+[t=4.000,src=n2] Receive 1 bytes on eth0
+[t=4.000,src=n0] Send 1 bytes to n1 on eth1
+[t=4.500,src=n1] Receive 1 bytes on eth1
+[t=4.500,src=n0] Send 1 bytes to n2 on eth1
+[t=5.000,src=n2] Receive 1 bytes on eth1
+[t=5.000,src=esds] Simulation ends

tests/simple_send_4interfaces_1s2r/receiver.py

@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+
+def execute(api):
+    pass
+

tests/simple_send_4interfaces_1s2r/sender.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python
+
+def execute(api):
+    # Wireless
+    api.send("wlan0","Hello World!",1,1)
+    api.send("wlan1","Hello World!",1,1)
+    # Wired
+    api.send("eth0","Hello World!",1,1)
+    api.send("eth0","Hello World!",1,2)
+    api.send("eth1","Hello World!",1,1)
+    api.send("eth1","Hello World!",1,2)
+

tests/simple_send_4interfaces_1s2r/simulator.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python
+
+# Load ESDS
+import sys
+sys.path.append("../../")
+import esds
+import numpy as np
+
+B_wlan0=np.full((3,3),8)
+B_wlan0[0,2]=0 # Sender cannot reach n2 on wlan0
+B_wlan1=np.full((3,3),8) # Sender can reach n1 AND n2 on wlan1
+
+B_eth0=np.full((3,3),8)
+B_eth1=np.full((3,3),16) # On eth1 sender can reach receiver twice faster than eth0
+
+L=np.full((3,3),0)
+s=esds.Simulator({"wlan0":{"bandwidth":B_wlan0, "latency":L, "is_wired":False},
+                  "wlan1":{"bandwidth":B_wlan1, "latency":L, "is_wired":False},
+                  "eth0":{"bandwidth":B_eth0, "latency":L, "is_wired":True},
+                  "eth1":{"bandwidth":B_eth1, "latency":L, "is_wired":True}})
+
+s.create_node("sender")
+s.create_node("receiver")
+s.create_node("receiver")
+
+s.run()