def test_no_expansion_symetric(self):
constraints = [{
'src': 'grp1',
'dst': 'grp2',
'rate': '20mbit',
'delay': '20ms',
'symetric': True
}]
network_constraints = {
'default_rate': '10mbit',
'default_delay': '10ms',
'constraints': constraints
}
descs = _generate_actual_grp_constraints(network_constraints)
self.assertEqual(2, len(descs))
# bw/rate are applied
for d in descs:
self.assertEqual('20mbit', d['rate'])
self.assertEqual('20ms', d['delay'])
# descs are symetrics
self.assertEqual(descs[0]['src'], descs[1]['dst'])
self.assertEqual(descs[0]['dst'], descs[1]['src'])
def test_no_expansion_no_symetric(self):
constraints = [{
'src': 'grp1',
'dst': 'grp2',
'rate': '20mbit',
'delay': '20ms'
}]
network_constraints = {
'default_rate': '10mbit',
'default_delay': '10ms',
'constraints': constraints
}
descs = _generate_actual_grp_constraints(network_constraints)
self.assertEqual(1, len(descs))
self.assertDictEqual(constraints[0], descs[0])
def test_same_src_and_dest_defaults_embedded(self):
constraints = [{
'src': 'grp1',
'dst': 'grp1',
'rate': '20mbit',
'delay': '20ms'
}]
network_constraints = {
'default_rate': '10mbit',
'default_delay': '10ms',
'constraints': constraints
}
descs = _generate_actual_grp_constraints(network_constraints)
self.assertEqual(1, len(descs))
self.assertDictEqual(constraints[0], descs[0])
for d in descs:
self.assertTrue('grp1' == d['src'])
self.assertTrue('grp1' == d['dst'])
def test_expansion_no_symetric(self):
constraints = [{
'src': 'grp[1-3]',
'dst': 'grp[4-6]',
'rate': '20mbit',
'delay': '20ms',
}]
network_constraints = {
'default_rate': '10mbit',
'default_delay': '10ms',
'constraints': constraints
}
descs = _generate_actual_grp_constraints(network_constraints)
self.assertEqual(3 * 3, len(descs))
# bw/rate are applied
for d in descs:
self.assertEqual('20mbit', d['rate'])
self.assertEqual('20ms', d['delay'])