def testToDottedQuad(self):
net = summarizer.DSMNet(1 << 32, 4294967264)
self.assertRaises(ValueError)
net = summarizer.DSMNet(3232235584, 1 << 16)
self.assertRaises(ValueError)
net = summarizer.DSMNet(3232235584, 4294967264)
self.assertEqual(summarizer.ToDottedQuad(net),
('192.168.0.64', '255.255.255.224'))
net = summarizer.DSMNet(3232235584, 4294901984)
self.assertEqual(summarizer.ToDottedQuad(net, negate=True),
('192.168.0.64', '0.0.255.31'))
test_data = [
(summarizer.DSMNet(3232235584,
4294967295), True, ('192.168.0.64', '32')),
(summarizer.DSMNet(3232235584,
4294901760), True, ('192.168.0.64', '16')),
(summarizer.DSMNet(3232235584,
4294967294), True, ('192.168.0.64', '31')),
(summarizer.DSMNet(3232235584,
4290772992), True, ('192.168.0.64', '10')),
(summarizer.DSMNet(3232235584, 4294966016), True,
('192.168.0.64', '255.255.251.0')),
(summarizer.DSMNet(3232235584, 4294901504), True,
('192.168.0.64', '255.254.255.0'))
]
for net, nondsm, expected in test_data:
self.assertEqual(summarizer.ToDottedQuad(net, nondsm=nondsm),
expected)
def testOrder(self):
nets = [
# not discontinously summarizable with the other two
nacaddr.IPv4('209.85.147.129/32'),
# discontinuosly summarizable, but should come before the first one
nacaddr.IPv4('74.125.20.129/32'),
nacaddr.IPv4('74.125.21.129/32'),
]
result = summarizer.Summarize(nets)
self.assertEqual(result, [
summarizer.DSMNet(1249711233, 4294967039),
summarizer.DSMNet(3512046465, 4294967295)
])
def testMergeText(self):
existing_comment = 'comment that already exists'
addition = 'addition'
dsm_net = summarizer.DSMNet(167772160, 4278190080)
self.assertEqual(dsm_net.MergeText(addition), addition)
dsm_net = summarizer.DSMNet(167772160, 4278190080, existing_comment)
self.assertEqual(dsm_net.MergeText(existing_comment), existing_comment)
dsm_net = summarizer.DSMNet(167772160, 4278190080, existing_comment)
self.assertEqual(dsm_net.MergeText(addition),
existing_comment + ', ' + addition)
def testSummarizeToAllSpace(self):
nets = [
nacaddr.IPv4('0.0.0.0/1'),
nacaddr.IPv4('128.0.0.0/1'),
]
random.shuffle(nets)
result = summarizer.Summarize(nets)
self.assertEqual(result, [summarizer.DSMNet(0, 0)])
def testSummarizeAllNetworks(self):
nets = []
for octet in range(0, 256):
net = nacaddr.IPv4('192.168.' + str(octet) + '.64/27')
nets.append(net)
random.shuffle(nets)
result = summarizer.Summarize(nets)
# summarizes to 192.168.0.64 / 255.255.0.224
self.assertEqual(result, [summarizer.DSMNet(3232235584, 4294901984)])
def testSummarizeSomeNetworks(self):
nets = [
# continiously summarizable to one /25
nacaddr.IPv4('192.168.0.0/27'),
nacaddr.IPv4('192.168.0.32/27'),
nacaddr.IPv4('192.168.0.64/27'),
nacaddr.IPv4('192.168.0.96/27'),
# discontiniously summarizable with above
nacaddr.IPv4('128.168.0.0/25'),
# not summarizable with above
nacaddr.IPv4('10.0.0.0/8'),
]
for octet in range(0, 256):
net = nacaddr.IPv4('172.16.' + str(octet) + '.96/30')
nets.append(net)
random.shuffle(nets)
result = summarizer.Summarize(nets)
self.assertEqual(result, [
summarizer.DSMNet(167772160, 4278190080),
summarizer.DSMNet(2158493696, 3221225344),
summarizer.DSMNet(2886729824, 4294902012)
])
def testSummarizeDSMONetworks(self):
fourth_octet = [
2, 8, 20, 26, 28, 32, 40, 52, 58, 86, 130, 136, 148, 154, 156, 160,
168, 180, 186, 214
]
nets = list()
for octet3 in range(56, 60):
for octet4 in fourth_octet:
nets.append(
nacaddr.IPv4('192.168.' + str(octet3) + '.' + str(octet4) +
'/31'))
result = summarizer.Summarize(nets)
self.assertEqual(result, [
summarizer.DSMNet(3232249858, 4294966398),
summarizer.DSMNet(3232249864, 4294966366),
summarizer.DSMNet(3232249876, 4294966390),
summarizer.DSMNet(3232249882, 4294966366),
summarizer.DSMNet(3232249888, 4294966398),
summarizer.DSMNet(3232249908, 4294966398),
summarizer.DSMNet(3232249942, 4294966398),
])
def testNacaddrNetToDSMNet(self):
nacaddr_net = nacaddr.IPv4('192.168.0.64/27')
dsm_net = summarizer.DSMNet(3232235584, 4294967264, '')
self.assertEqual(summarizer._NacaddrNetToDSMNet(nacaddr_net), dsm_net)
