def testSameName(self): name = "paired.local." generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE) question = r.DNSQuestion(name, r._TYPE_SRV, r._CLASS_IN) generated.addQuestion(question) generated.addQuestion(question) parsed = r.DNSIncoming(generated.packet())
def testMatchQuestion(self):
generated = r.DNSOutgoing(r._FLAGS_QR_QUERY)
question = r.DNSQuestion("testname.local.", r._TYPE_SRV, r._CLASS_IN)
generated.addQuestion(question)
parsed = r.DNSIncoming(generated.packet())
self.assertEqual(len(generated.questions), 1)
self.assertEqual(len(generated.questions), len(parsed.questions))
self.assertEqual(question, parsed.questions[0])
def testNumbers(self): generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE) bytes = generated.packet() numQuestions = ord(bytes[4]) << 8 | ord(bytes[5]) numAnswers = ord(bytes[6]) << 8 | ord(bytes[7]) numAuthorities = ord(bytes[8]) << 8 | ord(bytes[9]) numAddtionals = ord(bytes[10]) << 8 | ord(bytes[11]) self.assertEqual(numQuestions, 0) self.assertEqual(numAnswers, 0) self.assertEqual(numAuthorities, 0) self.assertEqual(numAddtionals, 0)
def testNumbersQuestions(self):
generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE)
question = r.DNSQuestion("testname.local.", r._TYPE_SRV, r._CLASS_IN)
for i in range(0, 10):
generated.addQuestion(question)
bytes = generated.packet()
numQuestions = ord(bytes[4]) << 8 | ord(bytes[5])
numAnswers = ord(bytes[6]) << 8 | ord(bytes[7])
numAuthorities = ord(bytes[8]) << 8 | ord(bytes[9])
numAddtionals = ord(bytes[10]) << 8 | ord(bytes[11])
self.assertEqual(numQuestions, 10)
self.assertEqual(numAnswers, 0)
self.assertEqual(numAuthorities, 0)
self.assertEqual(numAddtionals, 0)
def testResponseHeaderBits(self): generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE) bytes = generated.packet() flags = ord(bytes[2]) << 8 | ord(bytes[3]) self.assertEqual(flags, 0x8000)
def testQueryHeaderBits(self): generated = r.DNSOutgoing(r._FLAGS_QR_QUERY) bytes = generated.packet() flags = ord(bytes[2]) << 8 | ord(bytes[3]) self.assertEqual(flags, 0x0)
def testTransactionID(self): """ID must be zero in a DNS-SD packet""" generated = r.DNSOutgoing(r._FLAGS_QR_QUERY) bytes = generated.packet() id = ord(bytes[0]) << 8 | ord(bytes[1]) self.assertEqual(id, 0)
def testParseOwnPacketQuestion(self):
generated = r.DNSOutgoing(r._FLAGS_QR_QUERY)
generated.addQuestion(r.DNSQuestion("testname.local.", r._TYPE_SRV, r._CLASS_IN))
parsed = r.DNSIncoming(generated.packet())
def testParseOwnPacketFlags(self): generated = r.DNSOutgoing(r._FLAGS_QR_QUERY) parsed = r.DNSIncoming(generated.packet())
def testParseOwnPacketSimpleUnicast(self): generated = r.DNSOutgoing(0, 0) parsed = r.DNSIncoming(generated.packet())
def testExceedinglyLongNamePart(self):
name = "%s.local." % ("a" * 1000)
generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE)
question = r.DNSQuestion(name, r._TYPE_SRV, r._CLASS_IN)
generated.addQuestion(question)
self.assertRaises(r.NamePartTooLongException, generated.packet)
def testExceedinglyLongName(self):
generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE)
name = "%slocal." % ("part." * 1000)
question = r.DNSQuestion(name, r._TYPE_SRV, r._CLASS_IN)
generated.addQuestion(question)
parsed = r.DNSIncoming(generated.packet())
def testLongName(self):
generated = r.DNSOutgoing(r._FLAGS_QR_RESPONSE)
question = r.DNSQuestion("this.is.a.very.long.name.with.lots.of.parts.in.it.local.", r._TYPE_SRV, r._CLASS_IN)
generated.addQuestion(question)
parsed = r.DNSIncoming(generated.packet())