1 files changed, 25 insertions, 19 deletions
diff --git a/tests/test_packetizer.py b/tests/test_packetizer.py
index 1f5bec0..a8c0f97 100644
--- a/tests/test_packetizer.py
+++ b/tests/test_packetizer.py
@@ -21,50 +21,56 @@ Some unit tests for the ssh2 protocol in Transport.
 """
 
 import unittest
-from loop import LoopSocket
+from hashlib import sha1
+
+from tests.loop import LoopSocket
+
 from Crypto.Cipher import AES
-from Crypto.Hash import SHA, HMAC
+
 from paramiko import Message, Packetizer, util
+from paramiko.common import byte_chr, zero_byte
+
+x55 = byte_chr(0x55)
+x1f = byte_chr(0x1f)
+
 
 class PacketizerTest (unittest.TestCase):
 
-    def test_1_write (self):
+    def test_1_write(self):
         rsock = LoopSocket()
         wsock = LoopSocket()
         rsock.link(wsock)
         p = Packetizer(wsock)
         p.set_log(util.get_logger('paramiko.transport'))
         p.set_hexdump(True)
-        cipher = AES.new('\x00' * 16, AES.MODE_CBC, '\x55' * 16)
-        p.set_outbound_cipher(cipher, 16, SHA, 12, '\x1f' * 20)
+        cipher = AES.new(zero_byte * 16, AES.MODE_CBC, x55 * 16)
+        p.set_outbound_cipher(cipher, 16, sha1, 12, x1f * 20)
 
         # message has to be at least 16 bytes long, so we'll have at least one
         # block of data encrypted that contains zero random padding bytes
         m = Message()
-        m.add_byte(chr(100))
+        m.add_byte(byte_chr(100))
         m.add_int(100)
         m.add_int(1)
         m.add_int(900)
         p.send_message(m)
         data = rsock.recv(100)
         # 32 + 12 bytes of MAC = 44
-        self.assertEquals(44, len(data))
-        self.assertEquals('\x43\x91\x97\xbd\x5b\x50\xac\x25\x87\xc2\xc4\x6b\xc7\xe9\x38\xc0', data[:16])
-    
-    def test_2_read (self):
+        self.assertEqual(44, len(data))
+        self.assertEqual(b'\x43\x91\x97\xbd\x5b\x50\xac\x25\x87\xc2\xc4\x6b\xc7\xe9\x38\xc0', data[:16])
+
+    def test_2_read(self):
         rsock = LoopSocket()
         wsock = LoopSocket()
         rsock.link(wsock)
         p = Packetizer(rsock)
         p.set_log(util.get_logger('paramiko.transport'))
         p.set_hexdump(True)
-        cipher = AES.new('\x00' * 16, AES.MODE_CBC, '\x55' * 16)
-        p.set_inbound_cipher(cipher, 16, SHA, 12, '\x1f' * 20)
-        
-        wsock.send('C\x91\x97\xbd[P\xac%\x87\xc2\xc4k\xc7\xe98\xc0' + \
-                   '\x90\xd2\x16V\rqsa8|L=\xfb\x97}\xe2n\x03\xb1\xa0\xc2\x1c\xd6AAL\xb4Y')
+        cipher = AES.new(zero_byte * 16, AES.MODE_CBC, x55 * 16)
+        p.set_inbound_cipher(cipher, 16, sha1, 12, x1f * 20)
+        wsock.send(b'\x43\x91\x97\xbd\x5b\x50\xac\x25\x87\xc2\xc4\x6b\xc7\xe9\x38\xc0\x90\xd2\x16\x56\x0d\x71\x73\x61\x38\x7c\x4c\x3d\xfb\x97\x7d\xe2\x6e\x03\xb1\xa0\xc2\x1c\xd6\x41\x41\x4c\xb4\x59')
         cmd, m = p.read_message()
-        self.assertEquals(100, cmd)
-        self.assertEquals(100, m.get_int())
-        self.assertEquals(1, m.get_int())
-        self.assertEquals(900, m.get_int())
+        self.assertEqual(100, cmd)
+        self.assertEqual(100, m.get_int())
+        self.assertEqual(1, m.get_int())
+        self.assertEqual(900, m.get_int())