def test_features(self): lnaddr = lndecode("lnltc25m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5vdhkven9v5sxyetpdees9qzsz8p4tmzjmcmlrt42zq8g2lka20sx3f0hxjj0gjat25aw8kq56gtp9t5gcf5wkzun7dh2dphgwy3xd6xh685lytskh59vwnu3cfuv4adqp9l3fwu", expected_hrp="ltc") self.assertEqual(514, lnaddr.get_tag('9')) self.assertEqual(LnFeatures(514), lnaddr.get_features()) with self.assertRaises(UnknownEvenFeatureBits): lndecode("lnltc25m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5vdhkven9v5sxyetpdees9q4pqqqqqqqqqqqqqqqqqqsz9n64wqwnhljw6d2vll705dqzf3f9nmyzmzgp790atrk6fm4ln9jj256fll2zwwem7clflgaj0g0qs090frqdkc7vun76gs5dgck2udqqnvz4yx", expected_hrp="ltc")
def test_min_final_cltv_expiry_decoding(self): lnaddr = lndecode("lnsb500u1pdsgyf3pp5nmrqejdsdgs4n9ukgxcp2kcq265yhrxd4k5dyue58rxtp5y83s3qdqqcqzystrggccm9yvkr5yqx83jxll0qjpmgfg9ywmcd8g33msfgmqgyfyvqhku80qmqm8q6v35zvck2y5ccxsz5avtrauz8hgjj3uahppyq20qp6dvwxe", expected_hrp="sb") self.assertEqual(144, lnaddr.get_min_final_cltv_expiry()) lnaddr = lndecode("lntltc15u1p0m6lzupp5zqjthgvaad9mewmdjuehwddyze9d8zyxcc43zhaddeegt37sndgsdq4xysyymr0vd4kzcmrd9hx7cqp7xqrrss9qy9qsqsp5vlhcs24hwm747w8f3uau2tlrdkvjaglffnsstwyamj84cxuhrn2sd9wnsselxlsqyz5ktk0dafjj77ag862qqeqmldxd6nzx7z2q2ttsu073xujdvjjzwcullaxh5mfz3qmd558cf7l8m0e4rkq227cnsvcp2lx59z", expected_hrp="tltc") self.assertEqual(30, lnaddr.get_min_final_cltv_expiry())
def test_roundtrip(self): longdescription = ('One piece of chocolate cake, one icecream cone, one' ' pickle, one slice of swiss cheese, one slice of salami,' ' one lollypop, one piece of cherry pie, one sausage, one' ' cupcake, and one slice of watermelon') timestamp = 1615922274 tests = [ (LnAddr(date=timestamp, paymenthash=RHASH, tags=[('d', '')]), "lnltc1ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdqqtxf4xmgwm6d57t2u47xcknw8mcmxgnx24c4vq3uxft5f0sgx4kv478rt4j350n2hjlq0qqwgkwqv54ujrjtmw2gahwyrzfqq572r64qpsrpjy4"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=Decimal('0.001'), tags=[('d', '1 cup coffee'), ('x', 60)]), "lnltc1m1ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqdq5xysxxatsyp3k7enxv4jsxqzpuve3yl8e96v8ccdy5lgf4z8vdpmkzj228v2qxknwws2r00cwvqwhp2agvlqw4eklf8sjnvkeama0ke8nrlrc6nd4twspv5zhuy7hzqxgqd8tsep"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=Decimal('1'), tags=[('h', longdescription)]), "lnltc11ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsz9dyzv7qgv60vrvj6hu8cyhj4epls6hwtgzgew82sqyhv0cjhnmjrr627cdjp4ejce0fps0q83505fjrh43enpwje3hty4kpu244trqp8snnu3"), (LnAddr(date=timestamp, paymenthash=RHASH, currency='tltc', tags=[('f', 'mk2QpYatsKicvFVuTAQLBryyccRXMUaGHP'), ('h', longdescription)]), "lntltc1ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfpp3x9et2e20v6pu37c5d9vax37wxq72un98hp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9pqjahusc5f4737qr4ke4tf6mnswpt689y07jhw8usmus07q2pd43f7ya5t82d9aq8ay2e7kwuat0wzp7hhfla9ghg9ytt38r8pynrgqdt4rpe"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[ ('r', [(unhexlify('029e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255'), unhexlify('0102030405060708'), 1, 20, 3), (unhexlify('039e03a901b85534ff1e92c43c74431f7ce72046060fcf7a95c37e148f78c77255'), unhexlify('030405060708090a'), 2, 30, 4)]), ('f', 'LKes97HFbh3dxrvhiMohYXyzYJPTK37n7u'), ('h', longdescription)]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqr9yq20q82gphp2nflc7jtzrcazrra7wwgzxqc8u7754cdlpfrmccae92qgzqvzq2ps8pqqqqqqpqqqqq9qqqvpeuqafqxu92d8lr6fvg0r5gv0heeeqgcrqlnm6jhphu9y00rrhy4grqszsvpcgpy9qqqqqqgqqqqq7qqzqfpp3qjmp7lwpagxun9pygexvgpjdc4jdj85fhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsgrh5ds6jq65tly9q0rm43r09gpt7u7z56rksadhzrz66jqauxgvqffqmkwytlxvdamkfhvsy9p52zfum9ae6g3twas5euq75yz2wnugpwm2dm6"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('f', 'MLy36ApB4YZb2cBtTc1uYJhYsP2JkYokaf'), ('h', longdescription)]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppj3a24vwu6r8ejrss3axul8rxldph2q7z9hp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsfdpk2gswds3zw9jud4drk8auayp2rrar2vj9ku2u90jy53s3s9cnnd8ulqe5z6989amdkf6q2sdun0zxuuej65rj0zgdum9kewl6xvgqls5kcn"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('f', 'ltc1qw508d6qejxtdg4y5r3zarvary0c5xw7kgmn4n9'), ('h', longdescription)]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfppqw508d6qejxtdg4y5r3zarvary0c5xw7khp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsx62fjmp3a3alh6wz6jvdnnhgn22r39c6y05y6z994wyr24x9h3tkpmncc0w5e7xkskx5ce70zyeue5jvhst5ra4sfu6xffcaqumnvdsp3ushrl"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('f', 'ltc1qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qmu8tk5'), ('h', longdescription)]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqfp4qrp33g0q5c5txsp9arysrx4k6zdkfs4nce4xj0gdcccefvpysxf3qhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsppnxg8agzaze483el3cay2c3vkw44qn7js06234yn6xw2z006f3jxhqqwelf7r6vq35hpnws9t99lkkzrhnnpaq0yaqz298d4zxvcrqqawfwf9"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('n', PUBKEY), ('h', longdescription)]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqnp4q0n326hr8v9zprg8gsvezcch06gfaqqhde2aj730yg0durunfhv66hp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqsfypgxsuxk3fau4ukql3d4xv8a5m7rj4rnhv74qwm04t5tzmvdf6hfkqywdg6xxam6xq9ugn789exnhvzrh8skt2c3wahr0u6raqjw3spcdsjmp"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 514)]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qzszpr8mych58cqnmntv99ydz0x82llruk6uq56vc03xhrantv3sq5hhhtuevn34ygfxqwrgnfw84psukufz2py5s8p8pczlzxpk9cx4twqpznf9x5"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 8))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qzg2tqw82hj5vjmyjzmr3235ff9a8xvxgvw70gj8nfa7ld2ukukmxet4d7nhgmxs4rl6fuvdlq0q35sq3ahqz6dl4akufdsnalvzrvzjh2qp8kxwnx"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 9))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qzs2qlljt3pj65yflxr6rn3u04kd3dd0hq7javh9dp3d5cdly6ktr08spxnxnrdpgg008ddn2e85k4740fwlth60ccz7r004hep97rrpptqq0ex938"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 7) + (1 << 11))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qrzy2fv7yushe94fn00a0pz9wwmhcqhlnjjwnlf7wvev899jajmjq3qlqcvea0kcl6mr7v3fhf5yyhc6xg0f5l6zcwndeh5rcdw4pq28c5eqqg95ywn"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 12))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qryq2p49wj470xych6a9qhzlgmhuyf6hntj3tznj3netm5c3c7nzytdjj2cafly9wrkmccqfnenknydfhaxzualdp5490k70y6u5amzmfwdsqa7yuu2"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 13))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qrgq2gxz07cm2v66xftk0wyey0cgddn9j6kxxr8tfx6p0nmzs7p3ypwxxa78m5ez4gf4lzjusnflfkhfa8s9hzelrgx5h3t6s8562g6xgwpqqsx7rh4"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 9) + (1 << 14))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qrss2fr9507w72ylxmngwkxdeexm2utfjvl5z0lz28jap7c5p32k4kt9pl727gz0df93h9d2c83w6wl7wz28lv52psmgmyjc6qklkuvx7a6qqd8qs4s"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 10 + (1 << 9) + (1 << 15))]), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqhp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qypqs2qp2e0nuq5a7llrdc7ftqczzkfajkazjzmn20dg2qucmghnwuhutpa6tk6dfdjukanzngzvzhnzhmucujfpu7fv5ekvwx2jh2mkwne9gq02clpv"), (LnAddr(date=timestamp, paymenthash=RHASH, amount=24, tags=[('h', longdescription), ('9', 33282)], payment_secret=b"\x11" * 32), "lnltc241ps9zprzpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqsp5zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zygshp58yjmdan79s6qqdhdzgynm4zwqd5d7xmw5fk98klysy043l2ahrqs9qypqszxkdza3c2a8mx7htenxyj28tl9uhs6zd8pz8nec3n2s7k0zzas4cn6jcgnk4j49zu552kwlg6nz4lcl847d8g26nf6lxn4c0y7jmkkjsqt2wsey"), ] # Roundtrip for lnaddr1, invoice_str1 in tests: invoice_str2 = lnencode(lnaddr1, PRIVKEY) self.assertEqual(invoice_str1, invoice_str2) lnaddr2 = lndecode(invoice_str2, expected_hrp=lnaddr1.currency) self.compare(lnaddr1, lnaddr2)
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 set_ln_invoice(self, invoice: str): try: invoice = str(invoice).lower() lnaddr = lndecode(invoice, expected_hrp=constants.net.SEGWIT_HRP) except Exception as e: self.app.show_info(invoice + _(" is not a valid Lightning invoice: ") + repr(e)) # repr because str(Exception()) == '' return self.address = invoice self.message = dict(lnaddr.tags).get('d', None) self.amount = self.app.format_amount_and_units( lnaddr.amount * bitcoin.COIN) if lnaddr.amount else '' self.payment_request = None self.is_lightning = True
def test_payment_secret(self): lnaddr = lndecode("lnltc25m1pvjluezpp5qqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqqqsyqcyq5rqwzqfqypqsp5zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zyg3zygsdq5vdhkven9v5sxyetpdees9q5sqqqqqqqqqqqqqqqpqsq8da9nsp6wq9ugrglqwvgzqn6tj6wr0u0fzwg57trnjd070ef6f6ykh6kykgtdg9umljul8ah85sy80jgz7f3jr5y2uu756s4a8pq80qpxe4kez", expected_hrp="ltc") self.assertEqual((1 << 9) + (1 << 15) + (1 << 99), lnaddr.get_tag('9')) self.assertEqual(b"\x11" * 32, lnaddr.payment_secret)
def test_min_final_cltv_expiry_roundtrip(self): for cltv in (1, 15, 16, 31, 32, 33, 150, 511, 512, 513, 1023, 1024, 1025): lnaddr = LnAddr(paymenthash=RHASH, amount=Decimal('0.001'), tags=[('d', '1 cup coffee'), ('x', 60), ('c', cltv)]) invoice = lnencode(lnaddr, PRIVKEY) self.assertEqual(cltv, lndecode(invoice).get_min_final_cltv_expiry())