180 lines
7.4 KiB
Python
180 lines
7.4 KiB
Python
#! /usr/bin/python3
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from pyln.proto.message import MessageNamespace, Message
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import pytest
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import io
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def test_fundamental():
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ns = MessageNamespace()
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ns.load_csv(['msgtype,test,1',
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'msgdata,test,test_byte,byte,',
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'msgdata,test,test_u16,u16,',
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'msgdata,test,test_u32,u32,',
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'msgdata,test,test_u64,u64,',
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'msgdata,test,test_chain_hash,chain_hash,',
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'msgdata,test,test_channel_id,channel_id,',
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'msgdata,test,test_sha256,sha256,',
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'msgdata,test,test_signature,signature,',
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'msgdata,test,test_point,point,',
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'msgdata,test,test_short_channel_id,short_channel_id,',
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])
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mstr = """test
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test_byte=255
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test_u16=65535
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test_u32=4294967295
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test_u64=18446744073709551615
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test_chain_hash=0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20
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test_channel_id=0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20
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test_sha256=0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f20
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test_signature=0102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d2e2f303132333435363738393a3b3c3d3e3f40
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test_point=0201030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f2021
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test_short_channel_id=1x2x3"""
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m = Message.from_str(ns, mstr)
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# Same (ignoring whitespace differences)
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assert m.to_str().split() == mstr.split()
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def test_static_array():
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ns = MessageNamespace()
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ns.load_csv(['msgtype,test1,1',
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'msgdata,test1,test_arr,byte,4'])
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ns.load_csv(['msgtype,test2,2',
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'msgdata,test2,test_arr,short_channel_id,4'])
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for test in [["test1 test_arr=00010203", bytes([0, 1] + [0, 1, 2, 3])],
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["test2 test_arr=[0x1x2,4x5x6,7x8x9,10x11x12]",
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bytes([0, 2]
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+ [0, 0, 0, 0, 0, 1, 0, 2]
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+ [0, 0, 4, 0, 0, 5, 0, 6]
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+ [0, 0, 7, 0, 0, 8, 0, 9]
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+ [0, 0, 10, 0, 0, 11, 0, 12])]]:
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m = Message.from_str(ns, test[0])
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assert m.to_str() == test[0]
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buf = io.BytesIO()
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m.write(buf)
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assert buf.getvalue() == test[1]
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assert Message.read(ns, io.BytesIO(test[1])).to_str() == test[0]
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def test_subtype():
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ns = MessageNamespace()
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ns.load_csv(['msgtype,test1,1',
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'msgdata,test1,test_sub,channel_update_timestamps,4',
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'subtype,channel_update_timestamps',
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'subtypedata,'
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+ 'channel_update_timestamps,timestamp_node_id_1,u32,',
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'subtypedata,'
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+ 'channel_update_timestamps,timestamp_node_id_2,u32,'])
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for test in [["test1 test_sub=["
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"{timestamp_node_id_1=1,timestamp_node_id_2=2}"
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",{timestamp_node_id_1=3,timestamp_node_id_2=4}"
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",{timestamp_node_id_1=5,timestamp_node_id_2=6}"
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",{timestamp_node_id_1=7,timestamp_node_id_2=8}]",
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bytes([0, 1]
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+ [0, 0, 0, 1, 0, 0, 0, 2]
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+ [0, 0, 0, 3, 0, 0, 0, 4]
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+ [0, 0, 0, 5, 0, 0, 0, 6]
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+ [0, 0, 0, 7, 0, 0, 0, 8])]]:
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m = Message.from_str(ns, test[0])
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assert m.to_str() == test[0]
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buf = io.BytesIO()
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m.write(buf)
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assert buf.getvalue() == test[1]
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assert Message.read(ns, io.BytesIO(test[1])).to_str() == test[0]
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# Test missing field logic.
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m = Message.from_str(ns, "test1", incomplete_ok=True)
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assert m.missing_fields()
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def test_tlv():
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ns = MessageNamespace()
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ns.load_csv(['msgtype,test1,1',
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'msgdata,test1,tlvs,test_tlvstream,',
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'tlvtype,test_tlvstream,tlv1,1',
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'tlvdata,test_tlvstream,tlv1,field1,byte,4',
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'tlvdata,test_tlvstream,tlv1,field2,u32,',
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'tlvtype,test_tlvstream,tlv2,255',
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'tlvdata,test_tlvstream,tlv2,field3,byte,...'])
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for test in [["test1 tlvs={tlv1={field1=01020304,field2=5}}",
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bytes([0, 1]
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+ [1, 8, 1, 2, 3, 4, 0, 0, 0, 5])],
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["test1 tlvs={tlv1={field1=01020304,field2=5},tlv2={field3=01020304}}",
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bytes([0, 1]
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+ [1, 8, 1, 2, 3, 4, 0, 0, 0, 5]
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+ [253, 0, 255, 4, 1, 2, 3, 4])],
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["test1 tlvs={tlv1={field1=01020304,field2=5},4=010203,tlv2={field3=01020304}}",
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bytes([0, 1]
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+ [1, 8, 1, 2, 3, 4, 0, 0, 0, 5]
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+ [4, 3, 1, 2, 3]
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+ [253, 0, 255, 4, 1, 2, 3, 4])]]:
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m = Message.from_str(ns, test[0])
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assert m.to_str() == test[0]
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buf = io.BytesIO()
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m.write(buf)
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assert buf.getvalue() == test[1]
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assert Message.read(ns, io.BytesIO(test[1])).to_str() == test[0]
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# Ordering test (turns into canonical ordering)
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m = Message.from_str(ns, 'test1 tlvs={tlv1={field1=01020304,field2=5},tlv2={field3=01020304},4=010203}')
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buf = io.BytesIO()
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m.write(buf)
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assert buf.getvalue() == bytes([0, 1]
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+ [1, 8, 1, 2, 3, 4, 0, 0, 0, 5]
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+ [4, 3, 1, 2, 3]
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+ [253, 0, 255, 4, 1, 2, 3, 4])
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def test_message_constructor():
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ns = MessageNamespace(['msgtype,test1,1',
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'msgdata,test1,tlvs,test_tlvstream,',
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'tlvtype,test_tlvstream,tlv1,1',
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'tlvdata,test_tlvstream,tlv1,field1,byte,4',
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'tlvdata,test_tlvstream,tlv1,field2,u32,',
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'tlvtype,test_tlvstream,tlv2,255',
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'tlvdata,test_tlvstream,tlv2,field3,byte,...'])
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m = Message(ns.get_msgtype('test1'),
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tlvs='{tlv1={field1=01020304,field2=5}'
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',tlv2={field3=01020304},4=010203}')
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buf = io.BytesIO()
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m.write(buf)
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assert buf.getvalue() == bytes([0, 1]
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+ [1, 8, 1, 2, 3, 4, 0, 0, 0, 5]
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+ [4, 3, 1, 2, 3]
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+ [253, 0, 255, 4, 1, 2, 3, 4])
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def test_dynamic_array():
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"""Test that dynamic array types enforce matching lengths"""
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ns = MessageNamespace(['msgtype,test1,1',
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'msgdata,test1,count,u16,',
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'msgdata,test1,arr1,byte,count',
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'msgdata,test1,arr2,u32,count'])
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# This one is fine.
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m = Message(ns.get_msgtype('test1'),
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arr1='01020304', arr2='[1,2,3,4]')
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buf = io.BytesIO()
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m.write(buf)
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assert buf.getvalue() == bytes([0, 1]
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+ [0, 4]
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+ [1, 2, 3, 4]
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+ [0, 0, 0, 1,
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0, 0, 0, 2,
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0, 0, 0, 3,
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0, 0, 0, 4])
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# These ones are not
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with pytest.raises(ValueError, match='Inconsistent length.*count'):
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m = Message(ns.get_msgtype('test1'),
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arr1='01020304', arr2='[1,2,3]')
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with pytest.raises(ValueError, match='Inconsistent length.*count'):
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m = Message(ns.get_msgtype('test1'),
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arr1='01020304', arr2='[1,2,3,4,5]')
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