Improve tests

tests/api_send_eth0_2s1r/out

@@ -0,0 +1,7 @@
+[t=0.000,src=n0] Send 1 bytes to n2 on eth0
+[t=0.000,src=n1] Send 1 bytes to n2 on eth0
+[t=2.000,src=n2] Receive 1 bytes on eth0
+[t=2.000,src=n2] Receive 1 bytes on eth0
+[t=2.000,src=n2] Received: Hello World from 0!
+[t=2.000,src=n2] Received: Hello World from 1!
+[t=2.000,src=esds] Simulation ends

tests/api_send_eth0_2s1r/receiver.py

@@ -0,0 +1,13 @@
+#!/usr/bin/env python
+
+def execute(api):
+    ##### Simple receive from node 0
+    code, data=api.receive("eth0")
+    msg="Received: "+data if code == 0 else "Receive failed code="+str(code)
+    api.log(msg)
+    
+    ##### Simple receive from node 1
+    code, data=api.receive("eth0")
+    msg="Received: "+data if code == 0 else "Receive failed code="+str(code)
+    api.log(msg)
+    

tests/api_send_eth0_2s1r/sender.py

@@ -0,0 +1,5 @@
+#!/usr/bin/env python
+
+def execute(api):
+    api.send("eth0","Hello World from {}!".format(api.node_id),1,2)
+

tests/api_send_eth0_2s1r/simulator.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+
+# Load ESDS
+import esds
+import numpy as np
+
+B=np.full((3,3),8)
+L=np.full((3,3),0)
+s=esds.Simulator({"wlan0":{"bandwidth":B, "latency":L, "is_wired":False}, "eth0":{"bandwidth":B, "latency":L, "is_wired":True}})
+
+s.create_node("sender")
+s.create_node("sender")
+s.create_node("receiver")
+
+s.run()