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"""Packet in message tests.""" |
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from unittest import TestCase |
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from pyof.v0x04.asynchronous.packet_in import PacketIn, PacketInReason |
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from pyof.v0x04.common.flow_match import Match, OxmTLV |
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from pyof.v0x04.common.header import Header |
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from tests.test_struct import TestStruct |
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oxmtlv = OxmTLV(oxm_class=32768, |
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oxm_field=0, |
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oxm_hasmask=0, |
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oxm_value=b'\x00\x00\x00\x16') |
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match = Match(match_type=1, |
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oxm_match_fields=[oxmtlv]) |
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packetin = PacketIn(xid=0, |
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buffer_id=257, |
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total_len=81, |
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reason=1, |
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table_id=0, |
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cookie=18446744073709551615, |
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match=match, |
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data=81 * b'\x00') |
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dump = b'\x04\n\x00{\x00\x00\x00\x00\x00\x00\x01\x01\x00Q\x01\x00\xff\xff' |
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dump += b'\xff\xff\xff\xff\xff\xff\x00\x01\x00\x0c\x80\x00\x00\x04\x00\x00' |
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dump += b'\x00\x16\x00\x00\x00\x00\x00\x00' |
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dump += 81 * b'\x00' |
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class TestPacketIn(TestCase): |
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"""Test PacketIn class.""" |
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def test_pack(self): |
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"""Assert pack method returns a known dump.""" |
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self.assertEqual(dump, packetin.pack()) |
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def test_unpack(self): |
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"""Assert the known dump is unpacked correctly.""" |
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unpacked_header = Header() |
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unpacked_header.unpack(dump[:8]) |
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packetin.update_header_length() |
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self.assertEqual(packetin.header, unpacked_header) |
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unpacked_packetin = PacketIn() |
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unpacked_packetin.unpack(dump[8:]) |
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unpacked_packetin.header = unpacked_header |
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self.assertEqual(packetin, unpacked_packetin) |
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class TestPacketInRaw(TestStruct): |
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"""Test PacketIn using a dump file.""" |
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@classmethod |
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def setUpClass(cls): |
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"""Configure raw file and its object in parent class (TestDump).""" |
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super().setUpClass() |
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super().set_raw_dump_file('v0x04', 'ofpt_packet_in') |
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super().set_raw_dump_object(PacketIn, xid=1, buffer_id=1, total_len=1, |
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reason=PacketInReason.OFPR_ACTION, |
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table_id=1, cookie=1, data=b'') |
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super().set_minimum_size(34) |
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cemsbr /
python-openflow
