Test for simpleperf.py
"""
import unittest
import pexpect
import sys
from src.mininet.log import setLogLevel
class testSimplePerf(unittest.TestCase):
@unittest.skipIf('-quick' in sys.argv, 'long test')
def testE2E(self):
"Run the example and verify iperf results"
# 10 Mb/s, plus or minus 20% tolerance
BW = 10
TOLERANCE = .2
p = pexpect.spawn('python -m mininet.examples.simpleperf testmode')
# check iperf results
p.expect("Results: \['10M', '([\d\.]+) .bits/sec", timeout=480)
measuredBw = float(p.match.group(1))
lowerBound = BW * (1 - TOLERANCE)
upperBound = BW + (1 + TOLERANCE)
self.assertGreaterEqual(measuredBw, lowerBound)
self.assertLessEqual(measuredBw, upperBound)
p.wait()
if __name__ == '__main__':
setLogLevel('warning')
unittest.main()
net.addLink(h4, s1)
# specify a different port to connect host 5 to on the switch.
net.addLink(h5, s1, port1=1, port2=9)
info('*** Starting network\n')
net.start()
# print the interfaces and their port numbers
info('\n*** printing and validating the ports '
'running on each interface\n')
for intfs in s1.intfList():
if not intfs.name == "lo":
info(intfs, ': ', s1.ports[intfs], '\n')
info('Validating that', intfs, 'is actually on port',
s1.ports[intfs], '... ')
if validatePort(s1, intfs):
info('Validated.\n')
print '\n'
# test the network with pingall
net.pingAll()
print '\n'
info('*** Stopping network')
net.stop()
if __name__ == '__main__':
setLogLevel('info')
testPortNumbering()
hosts1 = [net.addHost('h%d' % n) for n in 3, 4]
hosts2 = [net.addHost('h%d' % n) for n in 5, 6]
print "*** Creating links"
for h in hosts1:
net.addLink(s1, h)
for h in hosts2:
net.addLink(s2, h)
net.addLink(s1, s2)
print "*** Starting network"
net.build()
c1.start()
c2.start()
s1.start([c1])
s2.start([c2])
print "*** Testing network"
net.pingAll()
print "*** Running CLI"
CLI(net)
print "*** Stopping network"
net.stop()
if __name__ == '__main__':
setLogLevel('info') # for CLI output
multiControllerNet()
