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# -*- coding: utf-8
# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
import unittest
import dns.name
import dns.rdata
import dns.rdataclass
import dns.rdataset
import dns.rdatatype
class RdatasetTestCase(unittest.TestCase):
def testCodec2003(self):
r1 = dns.rdataset.from_text_list("in", "ns", 30, ["Königsgäßchen"])
r2 = dns.rdataset.from_text_list("in", "ns", 30, ["xn--knigsgsschen-lcb0w"])
self.assertEqual(r1, r2)
@unittest.skipUnless(
dns.name.have_idna_2008, "Python idna cannot be imported; no IDNA2008"
)
def testCodec2008(self):
r1 = dns.rdataset.from_text_list(
"in", "ns", 30, ["Königsgäßchen"], idna_codec=dns.name.IDNA_2008
)
r2 = dns.rdataset.from_text_list(
"in", "ns", 30, ["xn--knigsgchen-b4a3dun"], idna_codec=dns.name.IDNA_2008
)
self.assertEqual(r1, r2)
def testCopy(self):
r1 = dns.rdataset.from_text_list("in", "a", 30, ["10.0.0.1", "10.0.0.2"])
r2 = r1.copy()
self.assertFalse(r1 is r2)
self.assertTrue(r1 == r2)
def testAddIncompatible(self):
rds = dns.rdataset.Rdataset(dns.rdataclass.IN, dns.rdatatype.A)
rd1 = dns.rdata.from_text(dns.rdataclass.IN, dns.rdatatype.A, "10.0.0.1")
rd2 = dns.rdata.from_text(dns.rdataclass.IN, dns.rdatatype.AAAA, "::1")
rds.add(rd1, 30)
self.assertRaises(dns.rdataset.IncompatibleTypes, lambda: rds.add(rd2, 30))
def testDifferingCovers(self):
rds = dns.rdataset.Rdataset(
dns.rdataclass.IN, dns.rdatatype.RRSIG, dns.rdatatype.A
)
rd1 = dns.rdata.from_text(
dns.rdataclass.IN,
dns.rdatatype.RRSIG,
"A 1 3 3600 20200101000000 20030101000000 2143 foo Ym9ndXM=",
)
rd2 = dns.rdata.from_text(
dns.rdataclass.IN,
dns.rdatatype.RRSIG,
"AAAA 1 3 3600 20200101000000 20030101000000 2143 foo Ym9ndXM=",
)
rds.add(rd1, 30)
self.assertRaises(dns.rdataset.DifferingCovers, lambda: rds.add(rd2, 30))
def testUnionUpdate(self):
rds1 = dns.rdataset.from_text("in", "a", 300, "10.0.0.1")
rds2 = dns.rdataset.from_text("in", "a", 30, "10.0.0.2")
rdse = dns.rdataset.from_text("in", "a", 30, "10.0.0.1", "10.0.0.2")
rds1.union_update(rds2)
self.assertEqual(rds1, rdse)
def testIntersectionUpdate(self):
rds1 = dns.rdataset.from_text("in", "a", 300, "10.0.0.1", "10.0.0.2")
rds2 = dns.rdataset.from_text("in", "a", 30, "10.0.0.2")
rdse = dns.rdataset.from_text("in", "a", 30, "10.0.0.2")
rds1.intersection_update(rds2)
self.assertEqual(rds1, rdse)
def testNoEqualToOther(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1")
self.assertFalse(rds == 123)
def testEmptyRdataList(self):
self.assertRaises(ValueError, lambda: dns.rdataset.from_rdata_list(300, []))
def testToTextNoName(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1")
text = rds.to_text()
self.assertEqual(text, "300 IN A 10.0.0.1")
def testToTextOverrideClass(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1")
text = rds.to_text(override_rdclass=dns.rdataclass.NONE)
self.assertEqual(text, "300 NONE A 10.0.0.1")
def testRepr(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1")
self.assertEqual(repr(rds), "<DNS IN A rdataset: [<10.0.0.1>]>")
def testTruncatedRepr(self):
rds = dns.rdataset.from_text("in", "txt", 300, "a" * 200)
# * 99 not * 100 below as the " counts as one of the 100 chars
self.assertEqual(repr(rds), '<DNS IN TXT rdataset: [<"' + "a" * 99 + "...>]>")
def testStr(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1")
self.assertEqual(str(rds), "300 IN A 10.0.0.1")
def testMultilineToText(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1", "10.0.0.2")
self.assertEqual(rds.to_text(), "300 IN A 10.0.0.1\n300 IN A 10.0.0.2")
def testCoveredRepr(self):
rds = dns.rdataset.from_text(
"in",
"rrsig",
300,
"NSEC 1 3 3600 " + "20190101000000 20030101000000 " + "2143 foo Ym9ndXM=",
)
# Using startswith as I don't care about the repr of the rdata,
# just the covers
self.assertTrue(repr(rds).startswith("<DNS IN RRSIG(NSEC) rdataset:"))
class ImmutableRdatasetTestCase(unittest.TestCase):
def test_basic(self):
rds = dns.rdataset.from_text("in", "a", 300, "10.0.0.1", "10.0.0.2")
rd = dns.rdata.from_text("in", "a", "10.0.0.3")
irds = dns.rdataset.ImmutableRdataset(rds)
with self.assertRaises(TypeError):
irds.update_ttl(100)
with self.assertRaises(TypeError):
irds.add(rd, 300)
with self.assertRaises(TypeError):
irds.union_update(rds)
with self.assertRaises(TypeError):
irds.intersection_update(rds)
with self.assertRaises(TypeError):
irds.update(rds)
with self.assertRaises(TypeError):
irds += rds
with self.assertRaises(TypeError):
irds -= rds
with self.assertRaises(TypeError):
irds &= rds
with self.assertRaises(TypeError):
irds |= rds
with self.assertRaises(TypeError):
del irds[0]
with self.assertRaises(TypeError):
irds.clear()
def test_cloning(self):
rds1 = dns.rdataset.from_text("in", "a", 300, "10.0.0.1", "10.0.0.2")
rds1 = dns.rdataset.ImmutableRdataset(rds1)
rds2 = dns.rdataset.from_text("in", "a", 300, "10.0.0.2", "10.0.0.3")
rds2 = dns.rdataset.ImmutableRdataset(rds2)
expected = dns.rdataset.from_text("in", "a", 300, "10.0.0.2")
intersection = rds1.intersection(rds2)
self.assertEqual(intersection, expected)
if __name__ == "__main__":
unittest.main()
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