1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | import cutchoose from unit6_util import string_to_bits, bits_to_int, pad_to_block, bits_to_string, convert_to_bit def _verify(bills, nonces, value): return False cutchoose.verify = _verify def test(): bills = cutchoose.generate_bills( 50 ) i = cutchoose.pick_and_sign_bills(bills) nonces = cutchoose.send_nonces(i) signed = cutchoose.verify_bills_and_return_signed(nonces, 50 ) assert signed is not None assert bills[i] = = pow (signed, cutchoose.BANK_PUBLIC_KEY[ 0 ], cutchoose.BANK_PUBLIC_KEY[ 1 ]) bills = cutchoose.cheat_generate_bills( 50 , 100 ) i = cutchoose.pick_and_sign_bills(bills) nonces = cutchoose.send_nonces(i) signed = cutchoose.verify_bills_and_return_signed(nonces, 50 ) assert signed is None |

