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# Copyright (C) 2003-2009 Robey Pointer <robeypointer@gmail.com>
#
# This file is part of paramiko.
#
# Paramiko is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 2.1 of the License, or (at your option)
# any later version.
#
# Paramiko is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with Paramiko; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""
Some unit tests for ssh protocol message blocks.
"""
import unittest
from paramiko.message import Message
from paramiko.common import byte_chr, zero_byte
class MessageTest(unittest.TestCase):
__a = (
b"\x00\x00\x00\x17\x07\x60\xe0\x90\x00\x00\x00\x01\x71\x00\x00\x00\x05\x68\x65\x6c\x6c\x6f\x00\x00\x03\xe8" # noqa
+ b"x" * 1000
)
__b = b"\x01\x00\xf3\x00\x3f\x00\x00\x00\x10\x68\x75\x65\x79\x2c\x64\x65\x77\x65\x79\x2c\x6c\x6f\x75\x69\x65" # noqa
__c = b"\x00\x00\x00\x00\x00\x00\x00\x05\x00\x00\xf5\xe4\xd3\xc2\xb1\x09\x00\x00\x00\x01\x11\x00\x00\x00\x07\x00\xf5\xe4\xd3\xc2\xb1\x09\x00\x00\x00\x06\x9a\x1b\x2c\x3d\x4e\xf7" # noqa
__d = b"\x00\x00\x00\x05\xff\x00\x00\x00\x05\x11\x22\x33\x44\x55\xff\x00\x00\x00\x0a\x00\xf0\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x03\x63\x61\x74\x00\x00\x00\x03\x61\x2c\x62" # noqa
def test_encode(self):
msg = Message()
msg.add_int(23)
msg.add_int(123789456)
msg.add_string("q")
msg.add_string("hello")
msg.add_string("x" * 1000)
self.assertEqual(msg.asbytes(), self.__a)
msg = Message()
msg.add_boolean(True)
msg.add_boolean(False)
msg.add_byte(byte_chr(0xf3))
msg.add_bytes(zero_byte + byte_chr(0x3f))
msg.add_list(["huey", "dewey", "louie"])
self.assertEqual(msg.asbytes(), self.__b)
msg = Message()
msg.add_int64(5)
msg.add_int64(0xf5e4d3c2b109)
msg.add_mpint(17)
msg.add_mpint(0xf5e4d3c2b109)
msg.add_mpint(-0x65e4d3c2b109)
self.assertEqual(msg.asbytes(), self.__c)
def test_decode(self):
msg = Message(self.__a)
self.assertEqual(msg.get_int(), 23)
self.assertEqual(msg.get_int(), 123789456)
self.assertEqual(msg.get_text(), "q")
self.assertEqual(msg.get_text(), "hello")
self.assertEqual(msg.get_text(), "x" * 1000)
msg = Message(self.__b)
self.assertEqual(msg.get_boolean(), True)
self.assertEqual(msg.get_boolean(), False)
self.assertEqual(msg.get_byte(), byte_chr(0xf3))
self.assertEqual(msg.get_bytes(2), zero_byte + byte_chr(0x3f))
self.assertEqual(msg.get_list(), ["huey", "dewey", "louie"])
msg = Message(self.__c)
self.assertEqual(msg.get_int64(), 5)
self.assertEqual(msg.get_int64(), 0xf5e4d3c2b109)
self.assertEqual(msg.get_mpint(), 17)
self.assertEqual(msg.get_mpint(), 0xf5e4d3c2b109)
self.assertEqual(msg.get_mpint(), -0x65e4d3c2b109)
def test_add(self):
msg = Message()
msg.add(5)
msg.add(0x1122334455)
msg.add(0xf00000000000000000)
msg.add(True)
msg.add("cat")
msg.add(["a", "b"])
self.assertEqual(msg.asbytes(), self.__d)
def test_misc(self):
msg = Message(self.__d)
self.assertEqual(msg.get_adaptive_int(), 5)
self.assertEqual(msg.get_adaptive_int(), 0x1122334455)
self.assertEqual(msg.get_adaptive_int(), 0xf00000000000000000)
self.assertEqual(msg.get_so_far(), self.__d[:29])
self.assertEqual(msg.get_remainder(), self.__d[29:])
msg.rewind()
self.assertEqual(msg.get_adaptive_int(), 5)
self.assertEqual(msg.get_so_far(), self.__d[:4])
self.assertEqual(msg.get_remainder(), self.__d[4:])
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