Files
mininet/examples/test/test_hwintf.py
T
Brian O'Connor 0b2d8461fd Updating hwintf test to call host.stop()
host.terminate() does not remove the interfaces
2017-01-12 16:11:24 -08:00

66 lines
1.9 KiB
Python
Executable File

#!/usr/bin/env python
"""
Test for hwintf.py
"""
import unittest
import re
import pexpect
from mininet.log import setLogLevel
from mininet.node import Node
from mininet.link import Link
class testHwintf( unittest.TestCase ):
prompt = 'mininet>'
def setUp( self ):
self.h3 = Node( 't0', ip='10.0.0.3/8' )
self.n0 = Node( 't1', inNamespace=False )
Link( self.h3, self.n0 )
self.h3.configDefault()
def testLocalPing( self ):
"Verify connectivity between virtual hosts using pingall"
p = pexpect.spawn( 'python -m mininet.examples.hwintf %s' % self.n0.intf() )
p.expect( self.prompt )
p.sendline( 'pingall' )
p.expect ( '(\d+)% dropped' )
percent = int( p.match.group( 1 ) ) if p.match else -1
self.assertEqual( percent, 0 )
p.expect( self.prompt )
p.sendline( 'exit' )
p.wait()
def testExternalPing( self ):
"Verify connnectivity between virtual host and virtual-physical 'external' host "
p = pexpect.spawn( 'python -m mininet.examples.hwintf %s' % self.n0.intf() )
p.expect( self.prompt )
# test ping external to internal
expectStr = '(\d+) packets transmitted, (\d+) received'
m = re.search( expectStr, self.h3.cmd( 'ping -v -c 1 10.0.0.1' ) )
tx = m.group( 1 )
rx = m.group( 2 )
self.assertEqual( tx, rx )
# test ping internal to external
p.sendline( 'h1 ping -c 1 10.0.0.3')
p.expect( expectStr )
tx = p.match.group( 1 )
rx = p.match.group( 2 )
self.assertEqual( tx, rx )
p.expect( self.prompt )
p.sendline( 'exit' )
p.wait()
def tearDown( self ):
self.h3.stop( deleteIntfs=True )
self.n0.stop( deleteIntfs=True )
if __name__ == '__main__':
setLogLevel( 'warning' )
unittest.main()