diff --git a/py_gen/tests/of10.py b/py_gen/tests/of10.py
index c91c7b3..e593e0f 100644
--- a/py_gen/tests/of10.py
+++ b/py_gen/tests/of10.py
@@ -158,7 +158,6 @@
     def test_echo_request_equality(self):
         msg = ofp.message.echo_request(xid=0x12345678, data="abc")
         msg2 = ofp.message.echo_request(xid=0x12345678, data="abc")
-        #msg2 = ofp.message.echo_request.unpack(msg.pack())
         self.assertEquals(msg, msg2)
 
         msg2.xid = 1
@@ -169,468 +168,10 @@
         self.assertNotEquals(msg, msg2)
         msg2.data = msg.data
 
-    def test_flow_add(self):
-        match = ofp.match()
-        msg = ofp.message.flow_add(xid=1,
-                                   match=match,
-                                   cookie=1,
-                                   idle_timeout=5,
-                                   flags=ofp.OFPFF_CHECK_OVERLAP,
-                                   actions=[
-                                       ofp.action.output(port=1),
-                                       ofp.action.output(port=2),
-                                       ofp.action.output(port=ofp.OFPP_CONTROLLER,
-                                                         max_len=1024)])
-        buf = msg.pack()
-        msg2 = ofp.message.flow_add.unpack(buf)
-        self.assertEquals(msg, msg2)
-
-    def test_port_mod_pack(self):
-        msg = ofp.message.port_mod(xid=2,
-                                   port_no=ofp.OFPP_CONTROLLER,
-                                   hw_addr=[1,2,3,4,5,6],
-                                   config=0x90ABCDEF,
-                                   mask=0xFF11FF11,
-                                   advertise=0xCAFE6789)
-        expected = "\x01\x0f\x00\x20\x00\x00\x00\x02\xff\xfd\x01\x02\x03\x04\x05\x06\x90\xab\xcd\xef\xff\x11\xff\x11\xca\xfe\x67\x89\x00\x00\x00\x00"
-        self.assertEquals(expected, msg.pack())
-
-    def test_desc_stats_reply_pack(self):
-        msg = ofp.message.desc_stats_reply(xid=3,
-                                           flags=ofp.OFPSF_REPLY_MORE,
-                                           mfr_desc="The Indigo-2 Community",
-                                           hw_desc="Unknown server",
-                                           sw_desc="Indigo-2 LRI pre-release",
-                                           serial_num="11235813213455",
-                                           dp_desc="Indigo-2 LRI forwarding module")
-        expected = ''.join([
-            '\x01', '\x11', # version/type
-            '\x04\x2c', # length
-            '\x00\x00\x00\x03', # xid
-            '\x00\x00', # stats_type
-            '\x00\x01', # flags
-            'The Indigo-2 Community'.ljust(256, '\x00'), # mfr_desc
-            'Unknown server'.ljust(256, '\x00'), # hw_desc
-            'Indigo-2 LRI pre-release'.ljust(256, '\x00'), # sw_desc
-            '11235813213455'.ljust(32, '\x00'), # serial_num
-            'Indigo-2 LRI forwarding module'.ljust(256, '\x00'), # dp_desc
-        ])
-        self.assertEquals(expected, msg.pack())
-
-    def test_desc_stats_reply_unpack(self):
-        buf = ''.join([
-            '\x01', '\x11', # version/type
-            '\x04\x2c', # length
-            '\x00\x00\x00\x03', # xid
-            '\x00\x00', # stats_type
-            '\x00\x01', # flags
-            'The Indigo-2 Community'.ljust(256, '\x00'), # mfr_desc
-            'Unknown server'.ljust(256, '\x00'), # hw_desc
-            'Indigo-2 LRI pre-release'.ljust(256, '\x00'), # sw_desc
-            '11235813213455'.ljust(32, '\x00'), # serial_num
-            'Indigo-2 LRI forwarding module'.ljust(256, '\x00'), # dp_desc
-        ])
-        msg = ofp.message.desc_stats_reply.unpack(buf)
-        self.assertEquals('Indigo-2 LRI forwarding module', msg.dp_desc)
-        self.assertEquals('11235813213455', msg.serial_num)
-        self.assertEquals(ofp.OFPST_DESC, msg.stats_type)
-        self.assertEquals(ofp.OFPSF_REPLY_MORE, msg.flags)
-
-    def test_port_status_pack(self):
-        desc = ofp.port_desc(port_no=ofp.OFPP_CONTROLLER,
-                             hw_addr=[1,2,3,4,5,6],
-                             name="foo",
-                             config=ofp.OFPPC_NO_FLOOD,
-                             state=ofp.OFPPS_STP_FORWARD,
-                             curr=ofp.OFPPF_10MB_HD,
-                             advertised=ofp.OFPPF_1GB_FD,
-                             supported=ofp.OFPPF_AUTONEG,
-                             peer=ofp.OFPPF_PAUSE_ASYM)
-
-        msg = ofp.message.port_status(xid=4,
-                                      reason=ofp.OFPPR_DELETE,
-                                      desc=desc)
-        expected = ''.join([
-            '\x01', '\x0c', # version/type
-            '\x00\x40', # length
-            '\x00\x00\x00\x04', # xid
-            '\x01', # reason
-            '\x00\x00\x00\x00\x00\x00\x00' # pad
-            '\xff\xfd', # desc.port_no
-            '\x01\x02\x03\x04\x05\x06', # desc.hw_addr
-            'foo'.ljust(16, '\x00'), # desc.name
-            '\x00\x00\x00\x10', # desc.config
-            '\x00\x00\x02\x00', # desc.state
-            '\x00\x00\x00\x01', # desc.curr
-            '\x00\x00\x00\x20', # desc.advertised
-            '\x00\x00\x02\x00', # desc.supported
-            '\x00\x00\x08\x00', # desc.peer
-        ])
-        self.assertEquals(expected, msg.pack())
-
-    def test_port_status_unpack(self):
-        buf = ''.join([
-            '\x01', '\x0c', # version/type
-            '\x00\x40', # length
-            '\x00\x00\x00\x04', # xid
-            '\x01', # reason
-            '\x00\x00\x00\x00\x00\x00\x00' # pad
-            '\xff\xfd', # desc.port_no
-            '\x01\x02\x03\x04\x05\x06', # desc.hw_addr
-            'foo'.ljust(16, '\x00'), # desc.name
-            '\x00\x00\x00\x10', # desc.config
-            '\x00\x00\x02\x00', # desc.state
-            '\x00\x00\x00\x01', # desc.curr
-            '\x00\x00\x00\x20', # desc.advertised
-            '\x00\x00\x02\x00', # desc.supported
-            '\x00\x00\x08\x00', # desc.peer
-        ])
-        msg = ofp.message.port_status.unpack(buf)
-        self.assertEquals('foo', msg.desc.name)
-        self.assertEquals(ofp.OFPPF_PAUSE_ASYM, msg.desc.peer)
-
-    def test_port_stats_reply_pack(self):
-        msg = ofp.message.port_stats_reply(xid=5, flags=0, entries=[
-            ofp.port_stats_entry(port_no=1, rx_packets=56, collisions=5),
-            ofp.port_stats_entry(port_no=ofp.OFPP_LOCAL, rx_packets=1, collisions=1)])
-        expected = ''.join([
-            '\x01', '\x11', # version/type
-            '\x00\xdc', # length
-            '\x00\x00\x00\x05', # xid
-            '\x00\x04', # stats_type
-            '\x00\x00', # flags
-            '\x00\x01', # entries[0].port_no
-            '\x00\x00\x00\x00\x00\x00' # entries[0].pad
-            '\x00\x00\x00\x00\x00\x00\x00\x38', # entries[0].rx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_frame_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_over_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_crc_err
-            '\x00\x00\x00\x00\x00\x00\x00\x05', # entries[0].collisions
-            '\xff\xfe', # entries[1].port_no
-            '\x00\x00\x00\x00\x00\x00' # entries[1].pad
-            '\x00\x00\x00\x00\x00\x00\x00\x01', # entries[1].rx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_frame_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_over_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_crc_err
-            '\x00\x00\x00\x00\x00\x00\x00\x01', # entries[1].collisions
-        ])
-        self.assertEquals(expected, msg.pack())
-
-    def test_port_stats_reply_unpack(self):
-        buf = ''.join([
-            '\x01', '\x11', # version/type
-            '\x00\xdc', # length
-            '\x00\x00\x00\x05', # xid
-            '\x00\x04', # stats_type
-            '\x00\x00', # flags
-            '\x00\x01', # entries[0].port_no
-            '\x00\x00\x00\x00\x00\x00' # entries[0].pad
-            '\x00\x00\x00\x00\x00\x00\x00\x38', # entries[0].rx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].tx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_frame_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_over_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[0].rx_crc_err
-            '\x00\x00\x00\x00\x00\x00\x00\x05', # entries[0].collisions
-            '\xff\xfe', # entries[1].port_no
-            '\x00\x00\x00\x00\x00\x00' # entries[1].pad
-            '\x00\x00\x00\x00\x00\x00\x00\x01', # entries[1].rx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_packets
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_bytes
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_dropped
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].tx_errors
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_frame_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_over_err
-            '\x00\x00\x00\x00\x00\x00\x00\x00', # entries[1].rx_crc_err
-            '\x00\x00\x00\x00\x00\x00\x00\x01', # entries[1].collisions
-        ])
-        msg = ofp.message.port_stats_reply.unpack(buf)
-        self.assertEquals(ofp.OFPST_PORT, msg.stats_type)
-        self.assertEquals(2, len(msg.entries))
-
-    sample_flow_stats_reply_buf = ''.join([
-        '\x01', '\x11', # version/type
-        '\x00\xe4', # length
-        '\x00\x00\x00\x06', # xid
-        '\x00\x01', # stats_type
-        '\x00\x00', # flags
-        '\x00\x68', # entries[0].length
-        '\x03', # entries[0].table_id
-        '\x00', # entries[0].pad
-        '\x00\x3f\xff\xff', # entries[0].match.wildcards
-        '\x00' * 36, # remaining match fields
-        '\x00\x00\x00\x01', # entries[0].duration_sec
-        '\x00\x00\x00\x02', # entries[0].duration_nsec
-        '\x00\x64', # entries[0].priority
-        '\x00\x05', # entries[0].idle_timeout
-        '\x00\x0a', # entries[0].hard_timeout
-        '\x00' * 6, # entries[0].pad2
-        '\x01\x23\x45\x67\x89\xab\xcd\xef', # entries[0].cookie
-        '\x00\x00\x00\x00\x00\x00\x00\x0a', # entries[0].packet_count
-        '\x00\x00\x00\x00\x00\x00\x03\xe8', # entries[0].byte_count
-        '\x00\x00', # entries[0].actions[0].type
-        '\x00\x08', # entries[0].actions[0].len
-        '\x00\x01', # entries[0].actions[0].port
-        '\x00\x00', # entries[0].actions[0].max_len
-        '\x00\x00', # entries[0].actions[1].type
-        '\x00\x08', # entries[0].actions[1].len
-        '\x00\x02', # entries[0].actions[1].port
-        '\x00\x00', # entries[0].actions[1].max_len
-        '\x00\x70', # entries[1].length
-        '\x04', # entries[1].table_id
-        '\x00', # entries[1].pad
-        '\x00\x3f\xff\xff', # entries[1].match.wildcards
-        '\x00' * 36, # remaining match fields
-        '\x00\x00\x00\x01', # entries[1].duration_sec
-        '\x00\x00\x00\x02', # entries[1].duration_nsec
-        '\x00\x64', # entries[1].priority
-        '\x00\x05', # entries[1].idle_timeout
-        '\x00\x0a', # entries[1].hard_timeout
-        '\x00' * 6, # entries[1].pad2
-        '\x01\x23\x45\x67\x89\xab\xcd\xef', # entries[1].cookie
-        '\x00\x00\x00\x00\x00\x00\x00\x0a', # entries[1].packet_count
-        '\x00\x00\x00\x00\x00\x00\x03\xe8', # entries[1].byte_count
-        '\x00\x00', # entries[1].actions[0].type
-        '\x00\x08', # entries[1].actions[0].len
-        '\x00\x01', # entries[1].actions[0].port
-        '\x00\x00', # entries[1].actions[0].max_len
-        '\x00\x00', # entries[1].actions[1].type
-        '\x00\x08', # entries[1].actions[1].len
-        '\x00\x02', # entries[1].actions[1].port
-        '\x00\x00', # entries[1].actions[1].max_len
-        '\x00\x00', # entries[1].actions[2].type
-        '\x00\x08', # entries[1].actions[2].len
-        '\x00\x03', # entries[1].actions[2].port
-        '\x00\x00', # entries[1].actions[2].max_len
-    ])
-
-    def test_flow_stats_reply_pack(self):
-        msg = ofp.message.flow_stats_reply(xid=6, flags=0, entries=[
-            ofp.flow_stats_entry(table_id=3,
-                                 match=ofp.match(),
-                                 duration_sec=1,
-                                 duration_nsec=2,
-                                 priority=100,
-                                 idle_timeout=5,
-                                 hard_timeout=10,
-                                 cookie=0x0123456789abcdef,
-                                 packet_count=10,
-                                 byte_count=1000,
-                                 actions=[ofp.action.output(port=1),
-                                          ofp.action.output(port=2)]),
-            ofp.flow_stats_entry(table_id=4,
-                                 match=ofp.match(),
-                                 duration_sec=1,
-                                 duration_nsec=2,
-                                 priority=100,
-                                 idle_timeout=5,
-                                 hard_timeout=10,
-                                 cookie=0x0123456789abcdef,
-                                 packet_count=10,
-                                 byte_count=1000,
-                                 actions=[ofp.action.output(port=1),
-                                          ofp.action.output(port=2),
-                                          ofp.action.output(port=3)])])
-        self.assertEquals(self.sample_flow_stats_reply_buf, msg.pack())
-
-    def test_flow_stats_reply_unpack(self):
-        msg = ofp.message.flow_stats_reply.unpack(self.sample_flow_stats_reply_buf)
-        self.assertEquals(ofp.OFPST_FLOW, msg.stats_type)
-        self.assertEquals(2, len(msg.entries))
-        self.assertEquals(2, len(msg.entries[0].actions))
-        self.assertEquals(3, len(msg.entries[1].actions))
-
-    def test_flow_add_show(self):
-        expected = """\
-flow_add {
-  xid = None,
-  match = match_v1 {
-    wildcards = OFPFW_DL_SRC|OFPFW_DL_DST,
-    in_port = 3,
-    eth_src = 01:23:45:67:89:ab,
-    eth_dst = cd:ef:01:23:45:67,
-    vlan_vid = 0x0,
-    vlan_pcp = 0x0,
-    eth_type = 0x0,
-    ip_dscp = 0x0,
-    ip_proto = 0x0,
-    ipv4_src = 192.168.3.127,
-    ipv4_dst = 255.255.255.255,
-    tcp_src = 0x0,
-    tcp_dst = 0x0
-  },
-  cookie = 0x0,
-  idle_timeout = 0x0,
-  hard_timeout = 0x0,
-  priority = 0x0,
-  buffer_id = 0x0,
-  out_port = 0,
-  flags = 0x0,
-  actions = [
-    output { port = OFPP_FLOOD, max_len = 0x0 },
-    nicira_dec_ttl {  },
-    bsn_set_tunnel_dst { dst = 0x0 }
-  ]
-}"""
-        msg = ofp.message.flow_add(
-            match=ofp.match(
-                wildcards=ofp.OFPFW_DL_SRC|ofp.OFPFW_DL_DST,
-                in_port=3,
-                ipv4_src=0xc0a8037f,
-                ipv4_dst=0xffffffff,
-                eth_src=[0x01, 0x23, 0x45, 0x67, 0x89, 0xab],
-                eth_dst=[0xcd, 0xef, 0x01, 0x23, 0x45, 0x67]),
-            actions=[
-                ofp.action.output(port=ofp.OFPP_FLOOD),
-                ofp.action.nicira_dec_ttl(),
-                ofp.action.bsn_set_tunnel_dst()])
-        self.assertEquals(msg.show(), expected)
-
-    sample_packet_out_buf = ''.join([
-        '\x01', '\x0d', # version/type
-        '\x00\x23', # length
-        '\x12\x34\x56\x78', # xid
-        '\xab\xcd\xef\x01', # buffer_id
-        '\xff\xfe', # in_port
-        '\x00\x10', # actions_len
-        '\x00\x00', # actions[0].type
-        '\x00\x08', # actions[0].len
-        '\x00\x01', # actions[0].port
-        '\x00\x00', # actions[0].max_len
-        '\x00\x00', # actions[1].type
-        '\x00\x08', # actions[1].len
-        '\x00\x02', # actions[1].port
-        '\x00\x00', # actions[1].max_len
-        'abc' # data
-    ])
-
-    def test_packet_out_pack(self):
-        msg = ofp.message.packet_out(
-            xid=0x12345678,
-            buffer_id=0xabcdef01,
-            in_port=ofp.OFPP_LOCAL,
-            actions=[
-                ofp.action.output(port=1),
-                ofp.action.output(port=2)],
-            data='abc')
-        self.assertEquals(self.sample_packet_out_buf, msg.pack())
-
-    def test_packet_out_unpack(self):
-        msg = ofp.message.packet_out.unpack(self.sample_packet_out_buf)
-        self.assertEquals(0x12345678, msg.xid)
-        self.assertEquals(0xabcdef01, msg.buffer_id)
-        self.assertEquals(ofp.OFPP_LOCAL, msg.in_port)
-        self.assertEquals(2, len(msg.actions))
-        self.assertEquals(1, msg.actions[0].port)
-        self.assertEquals(2, msg.actions[1].port)
-        self.assertEquals('abc', msg.data)
-
-    sample_packet_in_buf = ''.join([
-        '\x01', '\x0a', # version/type
-        '\x00\x15', # length
-        '\x12\x34\x56\x78', # xid
-        '\xab\xcd\xef\x01', # buffer_id
-        '\x00\x09', # total_len
-        '\xff\xfe', # in_port
-        '\x01', # reason
-        '\x00', # pad
-        'abc', # data
-    ])
-
-    def test_packet_in_pack(self):
-        msg = ofp.message.packet_in(
-            xid=0x12345678,
-            buffer_id=0xabcdef01,
-            total_len=9,
-            in_port=ofp.OFPP_LOCAL,
-            reason=ofp.OFPR_ACTION,
-            data='abc')
-        self.assertEquals(self.sample_packet_in_buf, msg.pack())
-
-    def test_packet_in_unpack(self):
-        msg = ofp.message.packet_in.unpack(self.sample_packet_in_buf)
-        self.assertEquals(0x12345678, msg.xid)
-        self.assertEquals(0xabcdef01, msg.buffer_id)
-        self.assertEquals(9, msg.total_len)
-        self.assertEquals(ofp.OFPP_LOCAL, msg.in_port)
-        self.assertEquals(ofp.OFPR_ACTION, msg.reason)
-        self.assertEquals('abc', msg.data)
-
-    sample_queue_get_config_reply_buf = ''.join([
-        '\x01', '\x15', # version/type
-        '\x00\x50', # length
-        '\x12\x34\x56\x78', # xid
-        '\xff\xfe', # port
-        '\x00\x00\x00\x00\x00\x00', # pad
-        '\x00\x00\x00\x01', # queues[0].queue_id
-        '\x00\x18', # queues[0].len
-        '\x00\x00', # queues[0].pad
-        '\x00\x01', # queues[0].properties[0].type
-        '\x00\x10', # queues[0].properties[0].length
-        '\x00\x00\x00\x00', # queues[0].properties[0].pad
-        '\x00\x05', # queues[0].properties[0].rate
-        '\x00\x00\x00\x00\x00\x00', # queues[0].properties[0].pad2
-        '\x00\x00\x00\x02', # queues[1].queue_id
-        '\x00\x28', # queues[1].len
-        '\x00\x00', # queues[1].pad
-        '\x00\x01', # queues[1].properties[0].type
-        '\x00\x10', # queues[1].properties[0].length
-        '\x00\x00\x00\x00', # queues[1].properties[0].pad
-        '\x00\x06', # queues[1].properties[0].rate
-        '\x00\x00\x00\x00\x00\x00', # queues[1].properties[0].pad2
-        '\x00\x01', # queues[1].properties[1].type
-        '\x00\x10', # queues[1].properties[1].length
-        '\x00\x00\x00\x00', # queues[1].properties[1].pad
-        '\x00\x07', # queues[1].properties[1].rate
-        '\x00\x00\x00\x00\x00\x00', # queues[1].properties[1].pad2
-    ])
-
-    def test_queue_get_config_reply_pack(self):
-        msg = ofp.message.queue_get_config_reply(
-            xid=0x12345678,
-            port=ofp.OFPP_LOCAL,
-            queues=[
-                ofp.packet_queue(queue_id=1, properties=[
-                    ofp.queue_prop_min_rate(rate=5)]),
-                ofp.packet_queue(queue_id=2, properties=[
-                    ofp.queue_prop_min_rate(rate=6),
-                    ofp.queue_prop_min_rate(rate=7)])])
-        self.assertEquals(self.sample_queue_get_config_reply_buf, msg.pack())
-
-    def test_queue_get_config_reply_unpack(self):
-        msg = ofp.message.queue_get_config_reply.unpack(self.sample_queue_get_config_reply_buf)
-        self.assertEquals(ofp.OFPP_LOCAL, msg.port)
-        self.assertEquals(msg.queues[0].queue_id, 1)
-        self.assertEquals(msg.queues[0].properties[0].rate, 5)
-        self.assertEquals(msg.queues[1].queue_id, 2)
-        self.assertEquals(msg.queues[1].properties[0].rate, 6)
-        self.assertEquals(msg.queues[1].properties[1].rate, 7)
-
+# The majority of the serialization tests are created here using the files in
+# the test_data directory.
 class TestDataFiles(unittest.TestCase):
     pass
-
 add_datafiles_tests(TestDataFiles, 'of10/', ofp)
 
 class TestParse(unittest.TestCase):
diff --git a/test_data/of10/desc_stats_reply.data b/test_data/of10/desc_stats_reply.data
new file mode 100644
index 0000000..b4b3eb1
--- /dev/null
+++ b/test_data/of10/desc_stats_reply.data
@@ -0,0 +1,147 @@
+-- binary
+01 11 # version / type
+04 2c # length
+00 00 00 03 # xid
+00 00 # stats_type
+00 01 # flags
+54 68 65 20 49 6e 64 69 # mfr_desc
+67 6f 2d 32 20 43 6f 6d # ...
+6d 75 6e 69 74 79 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+55 6e 6b 6e 6f 77 6e 20 # hw_desc
+73 65 72 76 65 72 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+49 6e 64 69 67 6f 2d 32 # sw_desc
+20 4c 52 49 20 70 72 65 # ...
+2d 72 65 6c 65 61 73 65 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+31 31 32 33 35 38 31 33 # serial_num
+32 31 33 34 35 35 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+49 6e 64 69 67 6f 2d 32 # dp_desc
+20 4c 52 49 20 66 6f 72 # ...
+77 61 72 64 69 6e 67 20 # ...
+6d 6f 64 75 6c 65 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+-- python
+ofp.message.desc_stats_reply(
+    xid=3,
+    flags=ofp.OFPSF_REPLY_MORE,
+    mfr_desc="The Indigo-2 Community",
+    hw_desc="Unknown server",
+    sw_desc="Indigo-2 LRI pre-release",
+    serial_num="11235813213455",
+    dp_desc="Indigo-2 LRI forwarding module")
diff --git a/test_data/of10/flow_add.data b/test_data/of10/flow_add.data
new file mode 100644
index 0000000..9801a36
--- /dev/null
+++ b/test_data/of10/flow_add.data
@@ -0,0 +1,62 @@
+-- binary
+01 0e 00 70 12 34 56 78
+00 00 00 0c 00 03 01 23
+45 67 89 ab cd ef 01 23
+45 67 00 00 00 00 00 00
+00 00 00 00 c0 a8 03 7f
+ff ff ff ff 00 00 00 00
+00 00 00 00 00 00 00 00
+00 00 00 05 00 00 00 00
+00 00 00 00 00 00 00 02
+00 00 00 08 ff fb 00 00
+ff ff 00 10 00 00 23 20
+00 12 00 00 00 00 00 00
+ff ff 00 10 00 5c 16 c7
+00 00 00 02 00 00 00 00
+-- python
+ofp.message.flow_add(
+    xid=0x12345678,
+    match=ofp.match(
+        wildcards=ofp.OFPFW_DL_SRC|ofp.OFPFW_DL_DST,
+        in_port=3,
+        ipv4_src=0xc0a8037f,
+        ipv4_dst=0xffffffff,
+        eth_src=[0x01, 0x23, 0x45, 0x67, 0x89, 0xab],
+        eth_dst=[0xcd, 0xef, 0x01, 0x23, 0x45, 0x67]),
+    idle_timeout=5,
+    flags=ofp.OFPFF_CHECK_OVERLAP,
+    actions=[
+        ofp.action.output(port=ofp.OFPP_FLOOD),
+        ofp.action.nicira_dec_ttl(),
+        ofp.action.bsn_set_tunnel_dst()])
+-- python pretty-printer
+flow_add {
+  xid = 0x12345678,
+  match = match_v1 {
+    wildcards = OFPFW_DL_SRC|OFPFW_DL_DST,
+    in_port = 3,
+    eth_src = 01:23:45:67:89:ab,
+    eth_dst = cd:ef:01:23:45:67,
+    vlan_vid = 0x0,
+    vlan_pcp = 0x0,
+    eth_type = 0x0,
+    ip_dscp = 0x0,
+    ip_proto = 0x0,
+    ipv4_src = 192.168.3.127,
+    ipv4_dst = 255.255.255.255,
+    tcp_src = 0x0,
+    tcp_dst = 0x0
+  },
+  cookie = 0x0,
+  idle_timeout = 0x5,
+  hard_timeout = 0x0,
+  priority = 0x0,
+  buffer_id = 0x0,
+  out_port = 0,
+  flags = 0x2,
+  actions = [
+    output { port = OFPP_FLOOD, max_len = 0x0 },
+    nicira_dec_ttl {  },
+    bsn_set_tunnel_dst { dst = 0x0 }
+  ]
+}
diff --git a/test_data/of10/flow_stats_reply.data b/test_data/of10/flow_stats_reply.data
new file mode 100644
index 0000000..38db4d5
--- /dev/null
+++ b/test_data/of10/flow_stats_reply.data
@@ -0,0 +1,92 @@
+-- binary
+01 11 # version/type
+00 e4 # length
+00 00 00 06 # xid
+00 01 # stats_type
+00 00 # flags
+00 68 # entries[0].length
+03 # entries[0].table_id
+00 # entries[0].pad
+00 3f ff ff # entries[0].match.wildcards
+00 00 00 00 # remaining match fields
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 01 # entries[0].duration_sec
+00 00 00 02 # entries[0].duration_nsec
+00 64 # entries[0].priority
+00 05 # entries[0].idle_timeout
+00 0a # entries[0].hard_timeout
+00 00 00 00 00 00 # pad
+01 23 45 67 89 ab cd ef # entries[0].cookie
+00 00 00 00 00 00 00 0a # entries[0].packet_count
+00 00 00 00 00 00 03 e8 # entries[0].byte_count
+00 00 # entries[0].actions[0].type
+00 08 # entries[0].actions[0].len
+00 01 # entries[0].actions[0].port
+00 00 # entries[0].actions[0].max_len
+00 00 # entries[0].actions[1].type
+00 08 # entries[0].actions[1].len
+00 02 # entries[0].actions[1].port
+00 00 # entries[0].actions[1].max_len
+00 70 # entries[1].length
+04 # entries[1].table_id
+00 # entries[1].pad
+00 3f ff ff # entries[1].match.wildcards
+00 00 00 00 # remaining match fields
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 01 # entries[1].duration_sec
+00 00 00 02 # entries[1].duration_nsec
+00 64 # entries[1].priority
+00 05 # entries[1].idle_timeout
+00 0a # entries[1].hard_timeout
+00 00 00 00 00 00 # pad
+01 23 45 67 89 ab cd ef # entries[1].cookie
+00 00 00 00 00 00 00 0a # entries[1].packet_count
+00 00 00 00 00 00 03 e8 # entries[1].byte_count
+00 00 # entries[1].actions[0].type
+00 08 # entries[1].actions[0].len
+00 01 # entries[1].actions[0].port
+00 00 # entries[1].actions[0].max_len
+00 00 # entries[1].actions[1].type
+00 08 # entries[1].actions[1].len
+00 02 # entries[1].actions[1].port
+00 00 # entries[1].actions[1].max_len
+00 00 # entries[1].actions[2].type
+00 08 # entries[1].actions[2].len
+00 03 # entries[1].actions[2].port
+00 00 # entries[1].actions[2].max_len
+-- python
+ofp.message.flow_stats_reply(
+    xid=6,
+    flags=0,
+    entries=[
+        ofp.flow_stats_entry(table_id=3,
+            match=ofp.match(),
+            duration_sec=1,
+            duration_nsec=2,
+            priority=100,
+            idle_timeout=5,
+            hard_timeout=10,
+            cookie=0x0123456789abcdef,
+            packet_count=10,
+            byte_count=1000,
+            actions=[ofp.action.output(port=1),
+            ofp.action.output(port=2)]),
+        ofp.flow_stats_entry(table_id=4,
+            match=ofp.match(),
+            duration_sec=1,
+            duration_nsec=2,
+            priority=100,
+            idle_timeout=5,
+            hard_timeout=10,
+            cookie=0x0123456789abcdef,
+            packet_count=10,
+            byte_count=1000,
+            actions=[ofp.action.output(port=1),
+            ofp.action.output(port=2),
+            ofp.action.output(port=3)])])
diff --git a/test_data/of10/packet_in.data b/test_data/of10/packet_in.data
new file mode 100644
index 0000000..f8d026b
--- /dev/null
+++ b/test_data/of10/packet_in.data
@@ -0,0 +1,18 @@
+-- binary
+01 0a # version / type
+00 15 # length
+12 34 56 78 # xid
+ab cd ef 01 # buffer_id
+00 09 # total_len
+ff fe # in_port
+01 # reason
+00 # pad
+61 62 63 # data
+-- python
+ofp.message.packet_in(
+    xid=0x12345678,
+    buffer_id=0xabcdef01,
+    total_len=9,
+    in_port=ofp.OFPP_LOCAL,
+    reason=ofp.OFPR_ACTION,
+    data='abc')
diff --git a/test_data/of10/packet_out.data b/test_data/of10/packet_out.data
new file mode 100644
index 0000000..a3892f6
--- /dev/null
+++ b/test_data/of10/packet_out.data
@@ -0,0 +1,25 @@
+-- binary
+01 0d # version/type
+00 23 # length
+12 34 56 78 # xid
+ab cd ef 01 # buffer_id
+ff fe # in_port
+00 10 # actions_len
+00 00 # actions[0].type
+00 08 # actions[0].len
+00 01 # actions[0].port
+00 00 # actions[0].max_len
+00 00 # actions[1].type
+00 08 # actions[1].len
+00 02 # actions[1].port
+00 00 # actions[1].max_len
+61 62 63 # data
+-- python
+ofp.message.packet_out(
+    xid=0x12345678,
+    buffer_id=0xabcdef01,
+    in_port=ofp.OFPP_LOCAL,
+    actions=[
+        ofp.action.output(port=1),
+        ofp.action.output(port=2)],
+    data='abc')
diff --git a/test_data/of10/port_mod.data b/test_data/of10/port_mod.data
new file mode 100644
index 0000000..972a4e8
--- /dev/null
+++ b/test_data/of10/port_mod.data
@@ -0,0 +1,18 @@
+-- binary
+01 0f # version/type
+00 20 # length
+00 00 00 02 # xid
+ff fd # port_no
+01 02 03 04 05 06 # hw_addr
+90 ab cd ef # config
+ff 11 ff 11 # mask
+ca fe 67 89 # advertise
+00 00 00 00 # pad
+-- python
+ofp.message.port_mod(
+    xid=2,
+    port_no=ofp.OFPP_CONTROLLER,
+    hw_addr=[1,2,3,4,5,6],
+    config=0x90ABCDEF,
+    mask=0xFF11FF11,
+    advertise=0xCAFE6789)
diff --git a/test_data/of10/port_stats_reply.data b/test_data/of10/port_stats_reply.data
new file mode 100644
index 0000000..45a3532
--- /dev/null
+++ b/test_data/of10/port_stats_reply.data
@@ -0,0 +1,39 @@
+-- binary
+01 11 # version/type
+00 dc # length
+00 00 00 05 # xid
+00 04 # stats_type
+00 00 # flags
+00 01 # entries[0].port_no
+00 00 00 00 00 00 # entries[0].pad
+00 00 00 00 00 00 00 38 # entries[0].rx_packets
+00 00 00 00 00 00 00 00 # entries[0].tx_packets
+00 00 00 00 00 00 00 00 # entries[0].rx_bytes
+00 00 00 00 00 00 00 00 # entries[0].tx_bytes
+00 00 00 00 00 00 00 00 # entries[0].rx_dropped
+00 00 00 00 00 00 00 00 # entries[0].tx_dropped
+00 00 00 00 00 00 00 00 # entries[0].rx_errors
+00 00 00 00 00 00 00 00 # entries[0].tx_errors
+00 00 00 00 00 00 00 00 # entries[0].rx_frame_err
+00 00 00 00 00 00 00 00 # entries[0].rx_over_err
+00 00 00 00 00 00 00 00 # entries[0].rx_crc_err
+00 00 00 00 00 00 00 05 # entries[0].collisions
+ff fe # entries[1].port_no
+00 00 00 00 00 00 # entries[1].pad
+00 00 00 00 00 00 00 01 # entries[1].rx_packets
+00 00 00 00 00 00 00 00 # entries[1].tx_packets
+00 00 00 00 00 00 00 00 # entries[1].rx_bytes
+00 00 00 00 00 00 00 00 # entries[1].tx_bytes
+00 00 00 00 00 00 00 00 # entries[1].rx_dropped
+00 00 00 00 00 00 00 00 # entries[1].tx_dropped
+00 00 00 00 00 00 00 00 # entries[1].rx_errors
+00 00 00 00 00 00 00 00 # entries[1].tx_errors
+00 00 00 00 00 00 00 00 # entries[1].rx_frame_err
+00 00 00 00 00 00 00 00 # entries[1].rx_over_err
+00 00 00 00 00 00 00 00 # entries[1].rx_crc_err
+00 00 00 00 00 00 00 01 # entries[1].collisions
+-- python
+ofp.message.port_stats_reply(
+    xid=5, flags=0, entries=[
+        ofp.port_stats_entry(port_no=1, rx_packets=56, collisions=5),
+        ofp.port_stats_entry(port_no=ofp.OFPP_LOCAL, rx_packets=1, collisions=1)])
diff --git a/test_data/of10/port_status.data b/test_data/of10/port_status.data
new file mode 100644
index 0000000..04da9fd
--- /dev/null
+++ b/test_data/of10/port_status.data
@@ -0,0 +1,30 @@
+-- binary
+01 0c # version / type
+00 40 # length
+00 00 00 04 # xid
+01 # reason
+00 00 00 00 00 00 00 # pad
+ff fd # desc.port_no
+01 02 03 04 05 06 # desc.hw_addr
+66 6f 6f 00 00 00 00 00 # desc.name
+00 00 00 00 00 00 00 00 # ...
+00 00 00 10 # desc.config
+00 00 02 00 # desc.state
+00 00 00 01 # desc.curr
+00 00 00 20 # desc.advertised
+00 00 02 00 # desc.supported
+00 00 08 00 # desc.peer
+-- python
+ofp.message.port_status(
+    xid=4,
+    reason=ofp.OFPPR_DELETE,
+    desc=ofp.port_desc(
+        port_no=ofp.OFPP_CONTROLLER,
+        hw_addr=[1,2,3,4,5,6],
+        name="foo",
+        config=ofp.OFPPC_NO_FLOOD,
+        state=ofp.OFPPS_STP_FORWARD,
+        curr=ofp.OFPPF_10MB_HD,
+        advertised=ofp.OFPPF_1GB_FD,
+        supported=ofp.OFPPF_AUTONEG,
+        peer=ofp.OFPPF_PAUSE_ASYM))
diff --git a/test_data/of10/queue_get_config_reply.data b/test_data/of10/queue_get_config_reply.data
new file mode 100644
index 0000000..5e3453d
--- /dev/null
+++ b/test_data/of10/queue_get_config_reply.data
@@ -0,0 +1,37 @@
+-- binary
+01 15 # version / type
+00 50 # length
+12 34 56 78 # xid
+ff fe # port
+00 00 00 00 00 00 # pad
+00 00 00 01 # queues[0].queue_id
+00 18 # queues[0].len
+00 00 # queues[0].pad
+00 01 # queues[0].properties[0].type
+00 10 # queues[0].properties[0].length
+00 00 00 00 # queues[0].properties[0].pad
+00 05 # queues[0].properties[0].rate
+00 00 00 00 00 00 # queues[0].properties[0].pad2
+00 00 00 02 # queues[1].queue_id
+00 28 # queues[1].len
+00 00 # queues[1].pad
+00 01 # queues[1].properties[0].type
+00 10 # queues[1].properties[0].length
+00 00 00 00 # queues[1].properties[0].pad
+00 06 # queues[1].properties[0].rate
+00 00 00 00 00 00 # queues[1].properties[0].pad2
+00 01 # queues[1].properties[1].type
+00 10 # queues[1].properties[1].length
+00 00 00 00 # queues[1].properties[1].pad
+00 07 # queues[1].properties[1].rate
+00 00 00 00 00 00 # queues[1].properties[1].pad2
+-- python
+ofp.message.queue_get_config_reply(
+    xid=0x12345678,
+    port=ofp.OFPP_LOCAL,
+    queues=[
+        ofp.packet_queue(queue_id=1, properties=[
+            ofp.queue_prop_min_rate(rate=5)]),
+        ofp.packet_queue(queue_id=2, properties=[
+            ofp.queue_prop_min_rate(rate=6),
+            ofp.queue_prop_min_rate(rate=7)])])