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# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
# Copyright (C) 2003-2007, 2009-2011 Nominum, Inc.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for any purpose with or without fee is hereby granted,
# provided that the above copyright notice and this permission notice
# appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
import unittest
import dns.name
import dns.namedict
class NameTestCase(unittest.TestCase):
def setUp(self):
self.ndict = dns.namedict.NameDict()
n1 = dns.name.from_text("foo.bar.")
n2 = dns.name.from_text("bar.")
self.ndict[n1] = 1
self.ndict[n2] = 2
self.rndict = dns.namedict.NameDict()
n1 = dns.name.from_text("foo.bar", None)
n2 = dns.name.from_text("bar", None)
self.rndict[n1] = 1
self.rndict[n2] = 2
def testDepth(self):
self.assertEqual(self.ndict.max_depth, 3)
def testLookup1(self):
k = dns.name.from_text("foo.bar.")
self.assertEqual(self.ndict[k], 1)
def testLookup2(self):
k = dns.name.from_text("foo.bar.")
self.assertEqual(self.ndict.get_deepest_match(k)[1], 1)
def testLookup3(self):
k = dns.name.from_text("a.b.c.foo.bar.")
self.assertEqual(self.ndict.get_deepest_match(k)[1], 1)
def testLookup4(self):
k = dns.name.from_text("a.b.c.bar.")
self.assertEqual(self.ndict.get_deepest_match(k)[1], 2)
def testLookup5(self):
def bad():
n = dns.name.from_text("a.b.c.")
self.ndict.get_deepest_match(n)
self.assertRaises(KeyError, bad)
def testLookup6(self):
def bad():
self.ndict.get_deepest_match(dns.name.empty)
self.assertRaises(KeyError, bad)
def testLookup7(self):
self.ndict[dns.name.empty] = 100
n = dns.name.from_text("a.b.c.")
v = self.ndict.get_deepest_match(n)[1]
self.assertEqual(v, 100)
def testLookup8(self):
def bad():
self.ndict["foo"] = 100
self.assertRaises(ValueError, bad)
def testRelDepth(self):
self.assertEqual(self.rndict.max_depth, 2)
def testRelLookup1(self):
k = dns.name.from_text("foo.bar", None)
self.assertEqual(self.rndict[k], 1)
def testRelLookup2(self):
k = dns.name.from_text("foo.bar", None)
self.assertEqual(self.rndict.get_deepest_match(k)[1], 1)
def testRelLookup3(self):
k = dns.name.from_text("a.b.c.foo.bar", None)
self.assertEqual(self.rndict.get_deepest_match(k)[1], 1)
def testRelLookup4(self):
k = dns.name.from_text("a.b.c.bar", None)
self.assertEqual(self.rndict.get_deepest_match(k)[1], 2)
def testRelLookup7(self):
self.rndict[dns.name.empty] = 100
n = dns.name.from_text("a.b.c", None)
v = self.rndict.get_deepest_match(n)[1]
self.assertEqual(v, 100)
def test_max_depth_increases(self):
n = dns.name.from_text("a.foo.bar.")
self.assertEqual(self.ndict.max_depth, 3)
self.ndict[n] = 1
self.assertEqual(self.ndict.max_depth, 4)
def test_delete_no_max_depth_change(self):
self.assertEqual(self.ndict.max_depth, 3)
n = dns.name.from_text("bar.")
del self.ndict[n]
self.assertEqual(self.ndict.max_depth, 3)
self.assertEqual(self.ndict.get(n), None)
def test_delete_max_depth_changes(self):
self.assertEqual(self.ndict.max_depth, 3)
n = dns.name.from_text("foo.bar.")
del self.ndict[n]
self.assertEqual(self.ndict.max_depth, 2)
self.assertEqual(self.ndict.get(n), None)
def test_delete_multiple_max_depth_changes(self):
self.assertEqual(self.ndict.max_depth, 3)
nr = dns.name.from_text("roo.")
self.ndict[nr] = 1
nf = dns.name.from_text("foo.bar.")
nb = dns.name.from_text("bar.bar.")
self.ndict[nb] = 1
self.assertEqual(self.ndict.max_depth, 3)
self.assertEqual(self.ndict.max_depth_items, 2)
del self.ndict[nb]
self.assertEqual(self.ndict.max_depth, 3)
self.assertEqual(self.ndict.max_depth_items, 1)
del self.ndict[nf]
self.assertEqual(self.ndict.max_depth, 2)
self.assertEqual(self.ndict.max_depth_items, 2)
self.assertEqual(self.ndict.get(nf), None)
self.assertEqual(self.ndict.get(nb), None)
def test_iter(self):
nf = dns.name.from_text("foo.bar.")
nb = dns.name.from_text("bar.")
keys = set([x for x in self.ndict])
self.assertEqual(len(keys), 2)
self.assertTrue(nf in keys)
self.assertTrue(nb in keys)
def test_len(self):
self.assertEqual(len(self.ndict), 2)
def test_haskey(self):
nf = dns.name.from_text("foo.bar.")
nb = dns.name.from_text("bar.")
nx = dns.name.from_text("x.")
self.assertTrue(self.ndict.has_key(nf))
self.assertTrue(self.ndict.has_key(nb))
self.assertFalse(self.ndict.has_key(nx))
if __name__ == "__main__":
unittest.main()
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