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