def test_n_decoding(self):
# We flip the signature recovery bit, which would normally give a different
# pubkey.
_, hrp, data = bech32_decode(lnencode(
LnAddr(paymenthash=RHASH, amount=24, tags=[('d', '')]), PRIVKEY),
ignore_long_length=True)
databits = u5_to_bitarray(data)
databits.invert(-1)
lnaddr = lndecode(bech32_encode(segwit_addr.Encoding.BECH32, hrp,
bitarray_to_u5(databits)),
verbose=True)
assert lnaddr.pubkey.serialize() != PUBKEY
# But not if we supply expliciy `n` specifier!
_, hrp, data = bech32_decode(lnencode(
LnAddr(paymenthash=RHASH,
amount=24,
tags=[('d', ''), ('n', PUBKEY)]), PRIVKEY),
ignore_long_length=True)
databits = u5_to_bitarray(data)
databits.invert(-1)
lnaddr = lndecode(bech32_encode(segwit_addr.Encoding.BECH32, hrp,
bitarray_to_u5(databits)),
verbose=True)
assert lnaddr.pubkey.serialize() == PUBKEY
def test_n_decoding(self):
# We flip the signature recovery bit, which would normally give a different
# pubkey.
hrp, data = bech32_decode(lnencode(LnAddr(RHASH, amount=24, tags=[('d', '')]), PRIVKEY), True)
databits = u5_to_bitarray(data)
databits.invert(-1)
lnaddr = lndecode(bech32_encode(hrp, bitarray_to_u5(databits)), True)
assert lnaddr.pubkey.serialize() != PUBKEY
# But not if we supply expliciy `n` specifier!
hrp, data = bech32_decode(lnencode(LnAddr(RHASH, amount=24,
tags=[('d', ''),
('n', PUBKEY)]),
PRIVKEY), True)
databits = u5_to_bitarray(data)
databits.invert(-1)
lnaddr = lndecode(bech32_encode(hrp, bitarray_to_u5(databits)), True)
assert lnaddr.pubkey.serialize() == PUBKEY
