Bob Lantz
82998cac8b
This test fails periodically on Travis (#714) Hopefully waiting for connection will make it more reliable, and if not then the debug output will help.
51 lines
1.8 KiB
Python
Executable File
51 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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Test for multiping.py
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"""
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import unittest
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import pexpect
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from collections import defaultdict
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class testMultiPing( unittest.TestCase ):
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def testMultiPing( self ):
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"""Verify that each target is pinged at least once, and
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that pings to 'real' targets are successful and unknown targets fail"""
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p = pexpect.spawn( 'python -m mininet.examples.multiping' )
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opts = [ "Host (h\d+) \(([\d.]+)\) will be pinging ips: ([\d\. ]+)",
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"(h\d+): ([\d.]+) -> ([\d.]+) \d packets transmitted, (\d) received",
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pexpect.EOF ]
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pings = defaultdict( list )
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while True:
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index = p.expect( opts )
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if index == 0:
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name = p.match.group(1)
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ip = p.match.group(2)
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targets = p.match.group(3).split()
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pings[ name ] += targets
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elif index == 1:
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name = p.match.group(1)
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ip = p.match.group(2)
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target = p.match.group(3)
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received = int( p.match.group(4) )
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if target == '10.0.0.200':
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self.assertEqual( received, 0, p.match.group(0) + '\n' +
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target + ' received %d != 0 packets' % received )
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else:
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self.assertEqual( received, 1, p.match.group(0) + '\n' +
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target + ' received %d != 1 packets' % received )
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try:
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pings[ name ].remove( target )
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except:
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pass
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else:
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break
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self.assertTrue( len( pings ) > 0, 'too few pings' )
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for t in pings.values():
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self.assertEqual( len( t ), 0, 'missed ping target(s): %s' % t )
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if __name__ == '__main__':
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unittest.main()
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