Bob Lantz
e37afe996b
Mostly we just use mininet.util.pexpect so that we can use unicode strings without changing calls to pexpect.spawn()
66 lines
1.9 KiB
Python
Executable File
66 lines
1.9 KiB
Python
Executable File
#!/usr/bin/env python
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"""
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Test for hwintf.py
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"""
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import unittest
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import re
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from mininet.util import pexpect
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from mininet.log import setLogLevel
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from mininet.node import Node
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from mininet.link import Link
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class testHwintf( unittest.TestCase ):
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prompt = 'mininet>'
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def setUp( self ):
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self.h3 = Node( 't0', ip='10.0.0.3/8' )
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self.n0 = Node( 't1', inNamespace=False )
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Link( self.h3, self.n0 )
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self.h3.configDefault()
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def testLocalPing( self ):
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"Verify connectivity between virtual hosts using pingall"
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p = pexpect.spawn( 'python -m mininet.examples.hwintf %s' % self.n0.intf() )
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p.expect( self.prompt )
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p.sendline( 'pingall' )
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p.expect ( '(\d+)% dropped' )
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percent = int( p.match.group( 1 ) ) if p.match else -1
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self.assertEqual( percent, 0 )
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p.expect( self.prompt )
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p.sendline( 'exit' )
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p.wait()
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def testExternalPing( self ):
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"Verify connnectivity between virtual host and virtual-physical 'external' host "
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p = pexpect.spawn( 'python -m mininet.examples.hwintf %s' % self.n0.intf() )
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p.expect( self.prompt )
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# test ping external to internal
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expectStr = '(\d+) packets transmitted, (\d+) received'
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m = re.search( expectStr, self.h3.cmd( 'ping -v -c 1 10.0.0.1' ) )
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tx = m.group( 1 )
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rx = m.group( 2 )
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self.assertEqual( tx, rx )
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# test ping internal to external
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p.sendline( 'h1 ping -c 1 10.0.0.3')
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p.expect( expectStr )
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tx = p.match.group( 1 )
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rx = p.match.group( 2 )
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self.assertEqual( tx, rx )
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p.expect( self.prompt )
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p.sendline( 'exit' )
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p.wait()
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def tearDown( self ):
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self.h3.stop( deleteIntfs=True )
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self.n0.stop( deleteIntfs=True )
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if __name__ == '__main__':
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setLogLevel( 'warning' )
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unittest.main()
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