You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

60 lines
1.9 KiB

from binascii import unhexlify
from pyln.proto import onion
def test_legacy_payload():
legacy = unhexlify(
b'00000067000001000100000000000003e800000075000000000000000000000000'
)
payload = onion.OnionPayload.from_bytes(legacy)
assert(payload.to_bytes(include_realm=True) == legacy)
def test_tlv_payload():
tlv = unhexlify(
b'58fe020c21160c48656c6c6f20776f726c6421fe020c21184076e8acd54afbf2361'
b'0b7166ba689afcc9e8ec3c44e442e765012dfc1d299958827d0205f7e4e1a12620e'
b'7fc8ce1c7d3651acefde899c33f12b6958d3304106a0'
)
payload = onion.OnionPayload.from_bytes(tlv)
assert(payload.to_bytes() == tlv)
fields = payload.fields
assert(len(fields) == 2)
assert(isinstance(fields[0], onion.TextField))
assert(fields[0].typenum == 34349334 and fields[0].value == "Hello world!")
assert(fields[1].typenum == 34349336 and fields[1].value == unhexlify(
b'76e8acd54afbf23610b7166ba689afcc9e8ec3c44e442e765012dfc1d299958827d'
b'0205f7e4e1a12620e7fc8ce1c7d3651acefde899c33f12b6958d3304106a0'
))
assert(payload.to_bytes() == tlv)
def test_tu_fields():
pairs = [
(0, b'\x01\x01\x00'),
(1 << 8, b'\x01\x02\x01\x00'),
(1 << 16, b'\x01\x03\x01\x00\x00'),
(1 << 24, b'\x01\x04\x01\x00\x00\x00'),
((1 << 32) - 1, b'\x01\x04\xFF\xFF\xFF\xFF'),
]
# These should work for Tu32
for i, o in pairs:
f = onion.Tu32Field(1, i)
assert(f.to_bytes() == o)
# And these should work for Tu64
pairs += [
(1 << 32, b'\x01\x05\x01\x00\x00\x00\x00'),
(1 << 40, b'\x01\x06\x01\x00\x00\x00\x00\x00'),
(1 << 48, b'\x01\x07\x01\x00\x00\x00\x00\x00\x00'),
(1 << 56, b'\x01\x08\x01\x00\x00\x00\x00\x00\x00\x00'),
((1 << 64) - 1, b'\x01\x08\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF'),
]
for i, o in pairs:
f = onion.Tu64Field(1, i)
assert(f.to_bytes() == o)