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from ast import literal_eval
import pickle
import pytest
from netaddr import iter_iprange, IPAddress, cidr_merge, IPNetwork, IPRange, ZEROFILL, AddrFormatError
from netaddr.compat import _sys_maxint
def test_ip_range():
ip_list = list(iter_iprange('192.0.2.1', '192.0.2.14'))
assert len(ip_list) == 14
assert ip_list == [
IPAddress('192.0.2.1'),
IPAddress('192.0.2.2'),
IPAddress('192.0.2.3'),
IPAddress('192.0.2.4'),
IPAddress('192.0.2.5'),
IPAddress('192.0.2.6'),
IPAddress('192.0.2.7'),
IPAddress('192.0.2.8'),
IPAddress('192.0.2.9'),
IPAddress('192.0.2.10'),
IPAddress('192.0.2.11'),
IPAddress('192.0.2.12'),
IPAddress('192.0.2.13'),
IPAddress('192.0.2.14'),
]
assert cidr_merge(ip_list) == [
IPNetwork('192.0.2.1/32'),
IPNetwork('192.0.2.2/31'),
IPNetwork('192.0.2.4/30'),
IPNetwork('192.0.2.8/30'),
IPNetwork('192.0.2.12/31'),
IPNetwork('192.0.2.14/32'),
]
def test_iprange():
range1 = IPRange('192.0.2.1', '192.0.2.15')
assert range1 == IPRange('192.0.2.1', '192.0.2.15')
assert range1.cidrs() == [
IPNetwork('192.0.2.1/32'),
IPNetwork('192.0.2.2/31'),
IPNetwork('192.0.2.4/30'),
IPNetwork('192.0.2.8/29'),
]
assert IPRange('192.0.2.0', '192.0.2.255') == IPNetwork('192.0.2.0/24')
range2 = IPRange('192.0.2.1', '192.0.2.15')
addrs = list(range2)
assert addrs == [
IPAddress('192.0.2.1'),
IPAddress('192.0.2.2'),
IPAddress('192.0.2.3'),
IPAddress('192.0.2.4'),
IPAddress('192.0.2.5'),
IPAddress('192.0.2.6'),
IPAddress('192.0.2.7'),
IPAddress('192.0.2.8'),
IPAddress('192.0.2.9'),
IPAddress('192.0.2.10'),
IPAddress('192.0.2.11'),
IPAddress('192.0.2.12'),
IPAddress('192.0.2.13'),
IPAddress('192.0.2.14'),
IPAddress('192.0.2.15'),
]
assert range2 != addrs
assert list(range2) == addrs
subnets = range2.cidrs()
assert subnets == [
IPNetwork('192.0.2.1/32'), IPNetwork('192.0.2.2/31'), IPNetwork('192.0.2.4/30'), IPNetwork('192.0.2.8/29')]
assert range2 != subnets
assert range2.cidrs() == subnets
def test_iprange_boundaries():
assert list(iter_iprange('192.0.2.0', '192.0.2.7')) == [
IPAddress('192.0.2.0'),
IPAddress('192.0.2.1'),
IPAddress('192.0.2.2'),
IPAddress('192.0.2.3'),
IPAddress('192.0.2.4'),
IPAddress('192.0.2.5'),
IPAddress('192.0.2.6'),
IPAddress('192.0.2.7'),
]
assert list(iter_iprange('::ffff:192.0.2.0', '::ffff:192.0.2.7')) == [
IPAddress('::ffff:192.0.2.0'),
IPAddress('::ffff:192.0.2.1'),
IPAddress('::ffff:192.0.2.2'),
IPAddress('::ffff:192.0.2.3'),
IPAddress('::ffff:192.0.2.4'),
IPAddress('::ffff:192.0.2.5'),
IPAddress('::ffff:192.0.2.6'),
IPAddress('::ffff:192.0.2.7'),
]
def test_iprange_boolean_evaluation():
assert bool(IPRange('0.0.0.0', '255.255.255.255'))
assert bool(IPRange('0.0.0.0', '0.0.0.0'))
def test_iprange_sorting():
ranges = (
(IPAddress('::'), IPAddress('::')),
(IPAddress('0.0.0.0'), IPAddress('255.255.255.255')),
(IPAddress('::'), IPAddress('::255.255.255.255')),
(IPAddress('0.0.0.0'), IPAddress('0.0.0.0')),
)
assert sorted(ranges) == [
(IPAddress('0.0.0.0'), IPAddress('0.0.0.0')),
(IPAddress('0.0.0.0'), IPAddress('255.255.255.255')),
(IPAddress('::'), IPAddress('::')),
(IPAddress('::'), IPAddress('::255.255.255.255')),
]
def test_iprange_constructor():
iprange = IPRange('192.0.2.1', '192.0.2.254')
assert iprange == IPRange('192.0.2.1', '192.0.2.254')
assert '%s' % iprange == '192.0.2.1-192.0.2.254'
assert IPRange('::ffff:192.0.2.1', '::ffff:192.0.2.254') == IPRange('::ffff:192.0.2.1', '::ffff:192.0.2.254')
assert IPRange('192.0.2.1', '192.0.2.1') == IPRange('192.0.2.1', '192.0.2.1')
assert IPRange('208.049.164.000', '208.050.066.255', flags=ZEROFILL) == IPRange('208.49.164.0', '208.50.66.255')
with pytest.raises(AddrFormatError):
IPRange('192.0.2.2', '192.0.2.1')
with pytest.raises(AddrFormatError):
IPRange('::', '0.0.0.1')
with pytest.raises(AddrFormatError):
IPRange('0.0.0.0', '::1')
def test_iprange_indexing():
iprange = IPRange('192.0.2.1', '192.0.2.254')
assert len(iprange) == 254
assert iprange.first == 3221225985
assert iprange.last == 3221226238
assert iprange[0] == IPAddress('192.0.2.1')
assert iprange[-1] == IPAddress('192.0.2.254')
with pytest.raises(IndexError):
iprange[512]
def test_iprange_slicing():
iprange = IPRange('192.0.2.1', '192.0.2.254')
assert list(iprange[0:3]) == [
IPAddress('192.0.2.1'),
IPAddress('192.0.2.2'),
IPAddress('192.0.2.3'),
]
assert list(iprange[0:10:2]) == [
IPAddress('192.0.2.1'),
IPAddress('192.0.2.3'),
IPAddress('192.0.2.5'),
IPAddress('192.0.2.7'),
IPAddress('192.0.2.9'),
]
assert list(iprange[0:1024:512]) == [IPAddress('192.0.2.1')]
def test_iprange_ipv6_unsupported_slicing():
with pytest.raises(TypeError):
IPRange('::ffff:192.0.2.1', '::ffff:192.0.2.254')[0:10:2]
def test_iprange_membership():
assert IPRange('192.0.2.5', '192.0.2.10') in IPRange('192.0.2.1', '192.0.2.254')
assert IPRange('fe80::1', 'fe80::fffe') in IPRange('fe80::', 'fe80::ffff:ffff:ffff:ffff')
assert IPRange('192.0.2.5', '192.0.2.10') not in IPRange('::', '::255.255.255.255')
def test_more_iprange_sorting():
ipranges = (IPRange('192.0.2.40', '192.0.2.50'), IPRange('192.0.2.20', '192.0.2.30'), IPRange('192.0.2.1', '192.0.2.254'),)
assert sorted(ipranges) == [IPRange('192.0.2.1', '192.0.2.254'), IPRange('192.0.2.20', '192.0.2.30'), IPRange('192.0.2.40', '192.0.2.50')]
ipranges = list(ipranges)
ipranges.append(IPRange('192.0.2.45', '192.0.2.49'))
assert sorted(ipranges) == [
IPRange('192.0.2.1', '192.0.2.254'),
IPRange('192.0.2.20', '192.0.2.30'),
IPRange('192.0.2.40', '192.0.2.50'),
IPRange('192.0.2.45', '192.0.2.49'),
]
def test_iprange_cidr_interoperability():
assert IPRange('192.0.2.5', '192.0.2.10').cidrs() == [
IPNetwork('192.0.2.5/32'),
IPNetwork('192.0.2.6/31'),
IPNetwork('192.0.2.8/31'),
IPNetwork('192.0.2.10/32'),
]
assert IPRange('fe80::', 'fe80::ffff:ffff:ffff:ffff').cidrs() == [IPNetwork('fe80::/64')]
def test_iprange_info_and_properties():
iprange = IPRange('192.0.2.1', '192.0.2.254')
assert literal_eval(str(iprange.info)) == {
'IPv4': [{
'date': '1993-05',
'designation': 'Administered by ARIN',
'prefix': '192/8',
'status': 'Legacy',
'whois': 'whois.arin.net'}]
}
assert iprange.is_reserved()
assert iprange.version == 4
def test_iprange_invalid_len_and_alternative():
range1 = IPRange(IPAddress("::0"), IPAddress(_sys_maxint, 6))
with pytest.raises(IndexError):
len(range1)
range2 = IPRange(IPAddress("::0"), IPAddress(_sys_maxint - 1, 6))
assert len(range2) == _sys_maxint
def test_iprange_pickling_v4():
iprange = IPRange('192.0.2.1', '192.0.2.254')
assert iprange == IPRange('192.0.2.1', '192.0.2.254')
assert iprange.first == 3221225985
assert iprange.last == 3221226238
assert iprange.version == 4
buf = pickle.dumps(iprange)
iprange2 = pickle.loads(buf)
assert iprange2 == iprange
assert id(iprange2) != id(iprange)
assert iprange2.first == 3221225985
assert iprange2.last == 3221226238
assert iprange2.version == 4
def test_iprange_pickling_v6():
iprange = IPRange('::ffff:192.0.2.1', '::ffff:192.0.2.254')
assert iprange == IPRange('::ffff:192.0.2.1', '::ffff:192.0.2.254')
assert iprange.first == 281473902969345
assert iprange.last == 281473902969598
assert iprange.version == 6
buf = pickle.dumps(iprange)
iprange2 = pickle.loads(buf)
assert iprange2 == iprange
assert iprange2.first == 281473902969345
assert iprange2.last == 281473902969598
assert iprange2.version == 6
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