def get_contract_code(init_code): s = State(env=Env(config=casper_config)) s.gas_limit = 10**9 apply_transaction(s, Transaction(0, 0, 10**8, '', 0, init_code)) addr = utils.mk_metropolis_contract_address( casper_config['METROPOLIS_ENTRY_POINT'], init_code) o = s.get_code(addr) assert o return o
def mk_basic_state(alloc, header=None, env=None, executing_on_head=False): env = env or Env() state = State(env=env, executing_on_head=executing_on_head) if not header: header = { "number": 0, "gas_limit": env.config['BLOCK_GAS_LIMIT'], "gas_used": 0, "timestamp": 1467446877, "difficulty": 1, "uncles_hash": '0x' + encode_hex(BLANK_UNCLES_HASH) } h = BlockHeader(number=parse_as_int(header['number']), timestamp=parse_as_int(header['timestamp']), difficulty=parse_as_int(header['difficulty']), gas_limit=parse_as_int(header['gas_limit']), uncles_hash=parse_as_bin(header['uncles_hash'])) state.prev_headers = [h] for addr, data in alloc.items(): addr = normalize_address(addr) assert len(addr) == 20 if 'wei' in data: state.set_balance(addr, parse_as_int(data['wei'])) if 'balance' in data: state.set_balance(addr, parse_as_int(data['balance'])) if 'code' in data: state.set_code(addr, parse_as_bin(data['code'])) if 'nonce' in data: state.set_nonce(addr, parse_as_int(data['nonce'])) if 'storage' in data: for k, v in data['storage'].items(): state.set_storage_data(addr, parse_as_bin(k), parse_as_bin(v)) state.block_number = header["number"] state.gas_limit = header["gas_limit"] state.timestamp = header["timestamp"] state.block_difficulty = header["difficulty"] state.commit() return state