def _create_packet(self, id):
packet = Connection()
packet.write(self.MAGIC_PREFIX)
packet.write(struct.pack("!B", id))
packet.write_uint(0)
packet.write_int(self.challenge)
return packet
def _create_packet(self, id):
packet = Connection()
packet.write(self.MAGIC_PREFIX)
packet.write(struct.pack("!B", id))
packet.write_uint(0)
packet.write_int(self.challenge)
return packet
def _create_packet(self):
packet = Connection()
packet.write(self.MAGIC_PREFIX)
packet.write(struct.pack("!B", self.PACKET_TYPE_QUERY))
packet.write_uint(self._generate_session_id())
packet.write_int(self.challenge)
packet.write(self.PADDING)
return packet
class TestConnection(TestCase):
def setUp(self):
self.connection = Connection()
def test_flush(self):
self.connection.sent = bytearray.fromhex("7FAABB")
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FAABB"))
self.assertTrue(self.connection.sent == "")
def test_receive(self):
self.connection.receive(bytearray.fromhex("7F"))
self.connection.receive(bytearray.fromhex("AABB"))
self.assertEqual(self.connection.received, bytearray.fromhex("7FAABB"))
def test_remaining(self):
self.connection.receive(bytearray.fromhex("7F"))
self.connection.receive(bytearray.fromhex("AABB"))
self.assertEqual(self.connection.remaining(), 3)
def test_send(self):
self.connection.write(bytearray.fromhex("7F"))
self.connection.write(bytearray.fromhex("AABB"))
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FAABB"))
def test_read(self):
self.connection.receive(bytearray.fromhex("7FAABB"))
self.assertEqual(self.connection.read(2), bytearray.fromhex("7FAA"))
self.assertEqual(self.connection.read(1), bytearray.fromhex("BB"))
def test_readSimpleVarInt(self):
self.connection.receive(bytearray.fromhex("0F"))
self.assertEqual(self.connection.read_varint(), 15)
def test_writeSimpleVarInt(self):
self.connection.write_varint(15)
self.assertEqual(self.connection.flush(), bytearray.fromhex("0F"))
def test_readBigVarInt(self):
self.connection.receive(bytearray.fromhex("FFFFFFFF7F"))
self.assertEqual(self.connection.read_varint(), 34359738367)
def test_writeBigVarInt(self):
self.connection.write_varint(2147483647)
self.assertEqual(self.connection.flush(), bytearray.fromhex("FFFFFFFF07"))
def test_readInvalidVarInt(self):
self.connection.receive(bytearray.fromhex("FFFFFFFF80"))
self.assertRaises(IOError, self.connection.read_varint)
def test_writeInvalidVarInt(self):
self.assertRaises(ValueError, self.connection.write_varint, 34359738368)
def test_readUtf(self):
self.connection.receive(bytearray.fromhex("0D48656C6C6F2C20776F726C6421"))
self.assertEqual(self.connection.read_utf(), "Hello, world!")
def test_writeUtf(self):
self.connection.write_utf("Hello, world!")
self.assertEqual(self.connection.flush(), bytearray.fromhex("0D48656C6C6F2C20776F726C6421"))
def test_readEmptyUtf(self):
self.connection.write_utf("")
self.assertEqual(self.connection.flush(), bytearray.fromhex("00"))
def test_readAscii(self):
self.connection.receive(bytearray.fromhex("48656C6C6F2C20776F726C642100"))
self.assertEqual(self.connection.read_ascii(), "Hello, world!")
def test_writeAscii(self):
self.connection.write_ascii("Hello, world!")
self.assertEqual(self.connection.flush(), bytearray.fromhex("48656C6C6F2C20776F726C642100"))
def test_readEmptyAscii(self):
self.connection.write_ascii("")
self.assertEqual(self.connection.flush(), bytearray.fromhex("00"))
def test_readShortNegative(self):
self.connection.receive(bytearray.fromhex("8000"))
self.assertEqual(self.connection.read_short(), -32768)
def test_writeShortNegative(self):
self.connection.write_short(-32768)
self.assertEqual(self.connection.flush(), bytearray.fromhex("8000"))
def test_readShortPositive(self):
self.connection.receive(bytearray.fromhex("7FFF"))
self.assertEqual(self.connection.read_short(), 32767)
def test_writeShortPositive(self):
self.connection.write_short(32767)
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FFF"))
def test_readUShortPositive(self):
self.connection.receive(bytearray.fromhex("8000"))
self.assertEqual(self.connection.read_ushort(), 32768)
def test_writeUShortPositive(self):
self.connection.write_ushort(32768)
self.assertEqual(self.connection.flush(), bytearray.fromhex("8000"))
def test_readIntNegative(self):
self.connection.receive(bytearray.fromhex("80000000"))
self.assertEqual(self.connection.read_int(), -2147483648)
def test_writeIntNegative(self):
self.connection.write_int(-2147483648)
self.assertEqual(self.connection.flush(), bytearray.fromhex("80000000"))
def test_readIntPositive(self):
self.connection.receive(bytearray.fromhex("7FFFFFFF"))
self.assertEqual(self.connection.read_int(), 2147483647)
def test_writeIntPositive(self):
self.connection.write_int(2147483647)
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FFFFFFF"))
def test_readUIntPositive(self):
self.connection.receive(bytearray.fromhex("80000000"))
self.assertEqual(self.connection.read_uint(), 2147483648)
def test_writeUIntPositive(self):
self.connection.write_uint(2147483648)
self.assertEqual(self.connection.flush(), bytearray.fromhex("80000000"))
def test_readLongNegative(self):
self.connection.receive(bytearray.fromhex("8000000000000000"))
self.assertEqual(self.connection.read_long(), -9223372036854775808)
def test_writeLongNegative(self):
self.connection.write_long(-9223372036854775808)
self.assertEqual(self.connection.flush(), bytearray.fromhex("8000000000000000"))
def test_readLongPositive(self):
self.connection.receive(bytearray.fromhex("7FFFFFFFFFFFFFFF"))
self.assertEqual(self.connection.read_long(), 9223372036854775807)
def test_writeLongPositive(self):
self.connection.write_long(9223372036854775807)
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FFFFFFFFFFFFFFF"))
def test_readULongPositive(self):
self.connection.receive(bytearray.fromhex("8000000000000000"))
self.assertEqual(self.connection.read_ulong(), 9223372036854775808)
def test_writeULongPositive(self):
self.connection.write_ulong(9223372036854775808)
self.assertEqual(self.connection.flush(), bytearray.fromhex("8000000000000000"))
def test_readBuffer(self):
self.connection.receive(bytearray.fromhex("027FAA"))
buffer = self.connection.read_buffer()
self.assertEqual(buffer.received, bytearray.fromhex("7FAA"))
self.assertEqual(self.connection.flush(), bytearray())
def test_writeBuffer(self):
buffer = Connection()
buffer.write(bytearray.fromhex("7FAA"))
self.connection.write_buffer(buffer)
self.assertEqual(self.connection.flush(), bytearray.fromhex("027FAA"))
class TestConnection(TestCase):
def setUp(self):
self.connection = Connection()
def test_flush(self):
self.connection.sent = bytearray.fromhex("7FAABB")
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FAABB"))
self.assertTrue(self.connection.sent == "")
def test_receive(self):
self.connection.receive(bytearray.fromhex("7F"))
self.connection.receive(bytearray.fromhex("AABB"))
self.assertEqual(self.connection.received, bytearray.fromhex("7FAABB"))
def test_remaining(self):
self.connection.receive(bytearray.fromhex("7F"))
self.connection.receive(bytearray.fromhex("AABB"))
self.assertEqual(self.connection.remaining(), 3)
def test_send(self):
self.connection.write(bytearray.fromhex("7F"))
self.connection.write(bytearray.fromhex("AABB"))
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FAABB"))
def test_read(self):
self.connection.receive(bytearray.fromhex("7FAABB"))
self.assertEqual(self.connection.read(2), bytearray.fromhex("7FAA"))
self.assertEqual(self.connection.read(1), bytearray.fromhex("BB"))
def test_readSimpleVarInt(self):
self.connection.receive(bytearray.fromhex("0F"))
self.assertEqual(self.connection.read_varint(), 15)
def test_writeSimpleVarInt(self):
self.connection.write_varint(15)
self.assertEqual(self.connection.flush(), bytearray.fromhex("0F"))
def test_readBigVarInt(self):
self.connection.receive(bytearray.fromhex("FFFFFFFF7F"))
self.assertEqual(self.connection.read_varint(), 34359738367)
def test_writeBigVarInt(self):
self.connection.write_varint(2147483647)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("FFFFFFFF07"))
def test_readInvalidVarInt(self):
self.connection.receive(bytearray.fromhex("FFFFFFFF80"))
self.assertRaises(IOError, self.connection.read_varint)
def test_writeInvalidVarInt(self):
self.assertRaises(ValueError, self.connection.write_varint,
34359738368)
def test_readUtf(self):
self.connection.receive(
bytearray.fromhex("0D48656C6C6F2C20776F726C6421"))
self.assertEqual(self.connection.read_utf(), "Hello, world!")
def test_writeUtf(self):
self.connection.write_utf("Hello, world!")
self.assertEqual(self.connection.flush(),
bytearray.fromhex("0D48656C6C6F2C20776F726C6421"))
def test_readEmptyUtf(self):
self.connection.write_utf("")
self.assertEqual(self.connection.flush(), bytearray.fromhex("00"))
def test_readAscii(self):
self.connection.receive(
bytearray.fromhex("48656C6C6F2C20776F726C642100"))
self.assertEqual(self.connection.read_ascii(), "Hello, world!")
def test_writeAscii(self):
self.connection.write_ascii("Hello, world!")
self.assertEqual(self.connection.flush(),
bytearray.fromhex("48656C6C6F2C20776F726C642100"))
def test_readEmptyAscii(self):
self.connection.write_ascii("")
self.assertEqual(self.connection.flush(), bytearray.fromhex("00"))
def test_readShortNegative(self):
self.connection.receive(bytearray.fromhex("8000"))
self.assertEqual(self.connection.read_short(), -32768)
def test_writeShortNegative(self):
self.connection.write_short(-32768)
self.assertEqual(self.connection.flush(), bytearray.fromhex("8000"))
def test_readShortPositive(self):
self.connection.receive(bytearray.fromhex("7FFF"))
self.assertEqual(self.connection.read_short(), 32767)
def test_writeShortPositive(self):
self.connection.write_short(32767)
self.assertEqual(self.connection.flush(), bytearray.fromhex("7FFF"))
def test_readUShortPositive(self):
self.connection.receive(bytearray.fromhex("8000"))
self.assertEqual(self.connection.read_ushort(), 32768)
def test_writeUShortPositive(self):
self.connection.write_ushort(32768)
self.assertEqual(self.connection.flush(), bytearray.fromhex("8000"))
def test_readIntNegative(self):
self.connection.receive(bytearray.fromhex("80000000"))
self.assertEqual(self.connection.read_int(), -2147483648)
def test_writeIntNegative(self):
self.connection.write_int(-2147483648)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("80000000"))
def test_readIntPositive(self):
self.connection.receive(bytearray.fromhex("7FFFFFFF"))
self.assertEqual(self.connection.read_int(), 2147483647)
def test_writeIntPositive(self):
self.connection.write_int(2147483647)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("7FFFFFFF"))
def test_readUIntPositive(self):
self.connection.receive(bytearray.fromhex("80000000"))
self.assertEqual(self.connection.read_uint(), 2147483648)
def test_writeUIntPositive(self):
self.connection.write_uint(2147483648)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("80000000"))
def test_readLongNegative(self):
self.connection.receive(bytearray.fromhex("8000000000000000"))
self.assertEqual(self.connection.read_long(), -9223372036854775808)
def test_writeLongNegative(self):
self.connection.write_long(-9223372036854775808)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("8000000000000000"))
def test_readLongPositive(self):
self.connection.receive(bytearray.fromhex("7FFFFFFFFFFFFFFF"))
self.assertEqual(self.connection.read_long(), 9223372036854775807)
def test_writeLongPositive(self):
self.connection.write_long(9223372036854775807)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("7FFFFFFFFFFFFFFF"))
def test_readULongPositive(self):
self.connection.receive(bytearray.fromhex("8000000000000000"))
self.assertEqual(self.connection.read_ulong(), 9223372036854775808)
def test_writeULongPositive(self):
self.connection.write_ulong(9223372036854775808)
self.assertEqual(self.connection.flush(),
bytearray.fromhex("8000000000000000"))
def test_readBuffer(self):
self.connection.receive(bytearray.fromhex("027FAA"))
buffer = self.connection.read_buffer()
self.assertEqual(buffer.received, bytearray.fromhex("7FAA"))
self.assertEqual(self.connection.flush(), bytearray())
def test_writeBuffer(self):
buffer = Connection()
buffer.write(bytearray.fromhex("7FAA"))
self.connection.write_buffer(buffer)
self.assertEqual(self.connection.flush(), bytearray.fromhex("027FAA"))
