--- /dev/null
+# Copyright (C) 2003-2007, 2009, 2010 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 cStringIO
+import os
+import unittest
+
+import dns.exception
+import dns.message
+
+query_text = """id 1234
+opcode QUERY
+rcode NOERROR
+flags RD
+edns 0
+eflags DO
+payload 4096
+;QUESTION
+wwww.dnspython.org. IN A
+;ANSWER
+;AUTHORITY
+;ADDITIONAL"""
+
+goodhex = '04d201000001000000000001047777777709646e73707974686f6e' \
+ '036f726700000100010000291000000080000000'
+
+goodwire = goodhex.decode('hex_codec')
+
+answer_text = """id 1234
+opcode QUERY
+rcode NOERROR
+flags QR AA RD
+;QUESTION
+dnspython.org. IN SOA
+;ANSWER
+dnspython.org. 3600 IN SOA woof.dnspython.org. hostmaster.dnspython.org. 2003052700 3600 1800 604800 3600
+;AUTHORITY
+dnspython.org. 3600 IN NS ns1.staff.nominum.org.
+dnspython.org. 3600 IN NS ns2.staff.nominum.org.
+dnspython.org. 3600 IN NS woof.play-bow.org.
+;ADDITIONAL
+woof.play-bow.org. 3600 IN A 204.152.186.150
+"""
+
+goodhex2 = '04d2 8500 0001 0001 0003 0001' \
+ '09646e73707974686f6e036f726700 0006 0001' \
+ 'c00c 0006 0001 00000e10 0028 ' \
+ '04776f6f66c00c 0a686f73746d6173746572c00c' \
+ '7764289c 00000e10 00000708 00093a80 00000e10' \
+ 'c00c 0002 0001 00000e10 0014' \
+ '036e7331057374616666076e6f6d696e756dc016' \
+ 'c00c 0002 0001 00000e10 0006 036e7332c063' \
+ 'c00c 0002 0001 00000e10 0010 04776f6f6608706c61792d626f77c016' \
+ 'c091 0001 0001 00000e10 0004 cc98ba96'
+
+
+goodwire2 = goodhex2.replace(' ', '').decode('hex_codec')
+
+query_text_2 = """id 1234
+opcode QUERY
+rcode 4095
+flags RD
+edns 0
+eflags DO
+payload 4096
+;QUESTION
+wwww.dnspython.org. IN A
+;ANSWER
+;AUTHORITY
+;ADDITIONAL"""
+
+goodhex3 = '04d2010f0001000000000001047777777709646e73707974686f6e' \
+ '036f726700000100010000291000ff0080000000'
+
+goodwire3 = goodhex3.decode('hex_codec')
+
+class MessageTestCase(unittest.TestCase):
+
+ def test_comparison_eq1(self):
+ q1 = dns.message.from_text(query_text)
+ q2 = dns.message.from_text(query_text)
+ self.failUnless(q1 == q2)
+
+ def test_comparison_ne1(self):
+ q1 = dns.message.from_text(query_text)
+ q2 = dns.message.from_text(query_text)
+ q2.id = 10
+ self.failUnless(q1 != q2)
+
+ def test_comparison_ne2(self):
+ q1 = dns.message.from_text(query_text)
+ q2 = dns.message.from_text(query_text)
+ q2.question = []
+ self.failUnless(q1 != q2)
+
+ def test_comparison_ne3(self):
+ q1 = dns.message.from_text(query_text)
+ self.failUnless(q1 != 1)
+
+ def test_EDNS_to_wire1(self):
+ q = dns.message.from_text(query_text)
+ w = q.to_wire()
+ self.failUnless(w == goodwire)
+
+ def test_EDNS_from_wire1(self):
+ m = dns.message.from_wire(goodwire)
+ self.failUnless(str(m) == query_text)
+
+ def test_EDNS_to_wire2(self):
+ q = dns.message.from_text(query_text_2)
+ w = q.to_wire()
+ self.failUnless(w == goodwire3)
+
+ def test_EDNS_from_wire2(self):
+ m = dns.message.from_wire(goodwire3)
+ self.failUnless(str(m) == query_text_2)
+
+ def test_TooBig(self):
+ def bad():
+ q = dns.message.from_text(query_text)
+ for i in xrange(0, 25):
+ rrset = dns.rrset.from_text('foo%d.' % i, 3600,
+ dns.rdataclass.IN,
+ dns.rdatatype.A,
+ '10.0.0.%d' % i)
+ q.additional.append(rrset)
+ w = q.to_wire(max_size=512)
+ self.failUnlessRaises(dns.exception.TooBig, bad)
+
+ def test_answer1(self):
+ a = dns.message.from_text(answer_text)
+ wire = a.to_wire(want_shuffle=False)
+ self.failUnless(wire == goodwire2)
+
+ def test_TrailingJunk(self):
+ def bad():
+ badwire = goodwire + '\x00'
+ m = dns.message.from_wire(badwire)
+ self.failUnlessRaises(dns.message.TrailingJunk, bad)
+
+ def test_ShortHeader(self):
+ def bad():
+ badwire = '\x00' * 11
+ m = dns.message.from_wire(badwire)
+ self.failUnlessRaises(dns.message.ShortHeader, bad)
+
+ def test_RespondingToResponse(self):
+ def bad():
+ q = dns.message.make_query('foo', 'A')
+ r1 = dns.message.make_response(q)
+ r2 = dns.message.make_response(r1)
+ self.failUnlessRaises(dns.exception.FormError, bad)
+
+ def test_ExtendedRcodeSetting(self):
+ m = dns.message.make_query('foo', 'A')
+ m.set_rcode(4095)
+ self.failUnless(m.rcode() == 4095)
+ m.set_rcode(2)
+ self.failUnless(m.rcode() == 2)
+
+ def test_EDNSVersionCoherence(self):
+ m = dns.message.make_query('foo', 'A')
+ m.use_edns(1)
+ self.failUnless((m.ednsflags >> 16) & 0xFF == 1)
+
+if __name__ == '__main__':
+ unittest.main()
git.samba.org / idra / samba.git / blobdiff