Remove ERC20 interface
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				| @ -1,9 +1,11 @@ | ||||
| - 0.0.1 | ||||
| - 0.0.3-pending | ||||
| 	* Remove erc20 module (to new external package) | ||||
| - 0.0.2-unreleased | ||||
| 	*  | ||||
| - 0.0.1-unreleased | ||||
| 	* Add eth tx decode | ||||
| 	* Add eth balance query with erc20 option | ||||
| 	* Add eth checksum address | ||||
| 	* Add eth subscribe monitor | ||||
| 	* Add eth erc20 transfer script | ||||
| 	* Add eth gas send script | ||||
| 	* Add eth eip165 support | ||||
| 	* Add eth eip173, custom "owned" support | ||||
|  | ||||
| @ -1,238 +0,0 @@ | ||||
| # standard imports | ||||
| import logging | ||||
| 
 | ||||
| # external imports | ||||
| import sha3 | ||||
| from hexathon import ( | ||||
|         add_0x, | ||||
|         strip_0x, | ||||
|         ) | ||||
| from crypto_dev_signer.eth.transaction import EIP155Transaction | ||||
| 
 | ||||
| # local imports | ||||
| from chainlib.hash import ( | ||||
|         keccak256_hex_to_hex, | ||||
|         keccak256_string_to_hex, | ||||
|         ) | ||||
| from .constant import ZERO_ADDRESS | ||||
| from .tx import ( | ||||
|         TxFactory, | ||||
|         TxFormat, | ||||
|         ) | ||||
| from .contract import ( | ||||
|         ABIContractEncoder, | ||||
|         ABIContractDecoder, | ||||
|         ABIContractType, | ||||
|         abi_decode_single, | ||||
|         ) | ||||
| from chainlib.jsonrpc import jsonrpc_template | ||||
| from .error import RequestMismatchException | ||||
| 
 | ||||
| logg = logging.getLogger() | ||||
| 
 | ||||
| 
 | ||||
| class ERC20(TxFactory): | ||||
|      | ||||
| 
 | ||||
|     def balance_of(self, contract_address, address, sender_address=ZERO_ADDRESS): | ||||
|         o = jsonrpc_template() | ||||
|         o['method'] = 'eth_call' | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('balanceOf') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.address(address) | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address) | ||||
|         tx = self.set_code(tx, data) | ||||
|         o['params'].append(self.normalize(tx)) | ||||
|         o['params'].append('latest') | ||||
|         return o | ||||
| 
 | ||||
| 
 | ||||
|     def balance(self, contract_address, address, sender_address=ZERO_ADDRESS): | ||||
|         return self.balance_of(contract_address, address, sender_address=ZERO_ADDRESS) | ||||
| 
 | ||||
| 
 | ||||
|     def symbol(self, contract_address, sender_address=ZERO_ADDRESS): | ||||
|         o = jsonrpc_template() | ||||
|         o['method'] = 'eth_call' | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('symbol') | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address) | ||||
|         tx = self.set_code(tx, data) | ||||
|         o['params'].append(self.normalize(tx)) | ||||
|         o['params'].append('latest') | ||||
|         return o | ||||
| 
 | ||||
| 
 | ||||
|     def name(self, contract_address, sender_address=ZERO_ADDRESS): | ||||
|         o = jsonrpc_template() | ||||
|         o['method'] = 'eth_call' | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('name') | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address) | ||||
|         tx = self.set_code(tx, data) | ||||
|         o['params'].append(self.normalize(tx)) | ||||
|         o['params'].append('latest') | ||||
|         return o | ||||
| 
 | ||||
|      | ||||
|     def decimals(self, contract_address, sender_address=ZERO_ADDRESS): | ||||
|         o = jsonrpc_template() | ||||
|         o['method'] = 'eth_call' | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('decimals') | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address) | ||||
|         tx = self.set_code(tx, data) | ||||
|         o['params'].append(self.normalize(tx)) | ||||
|         o['params'].append('latest') | ||||
|         return o | ||||
| 
 | ||||
| 
 | ||||
|     def transfer(self, contract_address, sender_address, recipient_address, value, tx_format=TxFormat.JSONRPC): | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('transfer') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.UINT256) | ||||
|         enc.address(recipient_address) | ||||
|         enc.uint256(value) | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address, use_nonce=True) | ||||
|         tx = self.set_code(tx, data) | ||||
|         tx = self.finalize(tx, tx_format) | ||||
|         return tx | ||||
| 
 | ||||
| 
 | ||||
|     def transfer_from(self, contract_address, sender_address, holder_address, recipient_address, value, tx_format=TxFormat.JSONRPC): | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('transferFrom') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.UINT256) | ||||
|         enc.address(holder_address) | ||||
|         enc.address(recipient_address) | ||||
|         enc.uint256(value) | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address, use_nonce=True) | ||||
|         tx = self.set_code(tx, data) | ||||
|         tx = self.finalize(tx, tx_format) | ||||
|         return tx | ||||
| 
 | ||||
| 
 | ||||
|     def approve(self, contract_address, sender_address, spender_address, value, tx_format=TxFormat.JSONRPC): | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('approve') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.UINT256) | ||||
|         enc.address(spender_address) | ||||
|         enc.uint256(value) | ||||
|         data = add_0x(enc.get()) | ||||
|         tx = self.template(sender_address, contract_address, use_nonce=True) | ||||
|         tx = self.set_code(tx, data) | ||||
|         tx = self.finalize(tx, tx_format) | ||||
|         return tx | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_symbol(self, v): | ||||
|         return abi_decode_single(ABIContractType.STRING, v) | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_name(self, v): | ||||
|         return abi_decode_single(ABIContractType.STRING, v) | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_decimals(self, v): | ||||
|         return abi_decode_single(ABIContractType.UINT256, v) | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_balance(self, v): | ||||
|         return abi_decode_single(ABIContractType.UINT256, v) | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_transfer_request(self, v): | ||||
|         v = strip_0x(v) | ||||
|         cursor = 0 | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('transfer') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.UINT256) | ||||
|         r = enc.get() | ||||
|         l = len(r) | ||||
|         m = v[:l] | ||||
|         if m != r: | ||||
|             logg.error('method mismatch, expected {}, got {}'.format(r, m)) | ||||
|             raise RequestMismatchException(v) | ||||
|         cursor += l | ||||
| 
 | ||||
|         dec = ABIContractDecoder() | ||||
|         dec.typ(ABIContractType.ADDRESS) | ||||
|         dec.typ(ABIContractType.UINT256) | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         cursor += 64 | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         r = dec.decode() | ||||
|         return r  | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_transfer_from_request(self, v): | ||||
|         v = strip_0x(v) | ||||
|         cursor = 0 | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('transferFrom') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.UINT256) | ||||
|         r = enc.get() | ||||
|         l = len(r) | ||||
|         m = v[:l] | ||||
|         if m != r: | ||||
|             logg.error('method mismatch, expected {}, got {}'.format(r, m)) | ||||
|             raise RequestMismatchException(v) | ||||
|         cursor += l | ||||
| 
 | ||||
|         dec = ABIContractDecoder() | ||||
|         dec.typ(ABIContractType.ADDRESS) | ||||
|         dec.typ(ABIContractType.ADDRESS) | ||||
|         dec.typ(ABIContractType.UINT256) | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         cursor += 64 | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         cursor += 64 | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         r = dec.decode() | ||||
|         return r  | ||||
| 
 | ||||
| 
 | ||||
|     @classmethod | ||||
|     def parse_approve_request(self, v): | ||||
|         v = strip_0x(v) | ||||
|         cursor = 0 | ||||
|         enc = ABIContractEncoder() | ||||
|         enc.method('approve') | ||||
|         enc.typ(ABIContractType.ADDRESS) | ||||
|         enc.typ(ABIContractType.UINT256) | ||||
|         r = enc.get() | ||||
|         l = len(r) | ||||
|         m = v[:l] | ||||
|         if m != r: | ||||
|             logg.error('method mismatch, expected {}, got {}'.format(r, m)) | ||||
|             raise RequestMismatchException(v) | ||||
|         cursor += l | ||||
| 
 | ||||
|         dec = ABIContractDecoder() | ||||
|         dec.typ(ABIContractType.ADDRESS) | ||||
|         dec.typ(ABIContractType.UINT256) | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         cursor += 64 | ||||
|         dec.val(v[cursor:cursor+64]) | ||||
|         r = dec.decode() | ||||
|         return r  | ||||
| @ -30,7 +30,6 @@ from chainlib.jsonrpc import ( | ||||
|         jsonrpc_template, | ||||
|         jsonrpc_result, | ||||
|         ) | ||||
| from chainlib.eth.erc20 import ERC20 | ||||
| from chainlib.eth.connection import EthHTTPConnection | ||||
| from chainlib.eth.gas import ( | ||||
|         OverrideGasOracle, | ||||
| @ -46,7 +45,6 @@ default_eth_provider = os.environ.get('ETH_PROVIDER', 'http://localhost:8545') | ||||
| 
 | ||||
| argparser = argparse.ArgumentParser() | ||||
| argparser.add_argument('-p', '--provider', dest='p', default=default_eth_provider, type=str, help='Web3 provider url (http only)') | ||||
| argparser.add_argument('-a', '--token-address', dest='a', type=str, help='Token address. If not set, will return gas balance') | ||||
| argparser.add_argument('-i', '--chain-spec', dest='i', type=str, default='evm:ethereum:1', help='Chain specification string') | ||||
| argparser.add_argument('-u', '--unsafe', dest='u', action='store_true', help='Auto-convert address to checksum adddress') | ||||
| argparser.add_argument('-v', action='store_true', help='Be verbose') | ||||
| @ -67,31 +65,14 @@ address = to_checksum(args.address) | ||||
| if not args.u and address != add_0x(args.address): | ||||
|     raise ValueError('invalid checksum address') | ||||
| 
 | ||||
| token_symbol = 'eth' | ||||
| 
 | ||||
| chain_spec = ChainSpec.from_chain_str(args.i) | ||||
| 
 | ||||
| def main(): | ||||
|     r = None | ||||
|     decimals = 18 | ||||
|     if args.a != None: | ||||
|         #g = ERC20(gas_oracle=gas_oracle) | ||||
|         g = ERC20(chain_spec=chain_spec) | ||||
|         # determine decimals | ||||
|         decimals_o = g.decimals(args.a) | ||||
|         r = conn.do(decimals_o) | ||||
|         decimals = int(strip_0x(r), 16) | ||||
|         symbol_o = g.symbol(args.a) | ||||
|         r = conn.do(decimals_o) | ||||
|         token_symbol = r | ||||
| 
 | ||||
|         # get balance | ||||
|         balance_o = g.balance(args.a, address) | ||||
|         r = conn.do(balance_o) | ||||
| 
 | ||||
|     else: | ||||
|         o = balance(address) | ||||
|         r = conn.do(o) | ||||
|     o = balance(address) | ||||
|     r = conn.do(o) | ||||
|     | ||||
|     hx = strip_0x(r) | ||||
|     balance_value = int(hx, 16) | ||||
|  | ||||
| @ -1,162 +0,0 @@ | ||||
| #!python3 | ||||
| 
 | ||||
| """Token transfer script | ||||
| 
 | ||||
| .. moduleauthor:: Louis Holbrook <dev@holbrook.no> | ||||
| .. pgp:: 0826EDA1702D1E87C6E2875121D2E7BB88C2A746  | ||||
| 
 | ||||
| """ | ||||
| 
 | ||||
| # SPDX-License-Identifier: GPL-3.0-or-later | ||||
| 
 | ||||
| # standard imports | ||||
| import os | ||||
| import io | ||||
| import json | ||||
| import argparse | ||||
| import logging | ||||
| 
 | ||||
| # third-party imports | ||||
| from crypto_dev_signer.eth.signer import ReferenceSigner as EIP155Signer | ||||
| from crypto_dev_signer.keystore.dict import DictKeystore | ||||
| from hexathon import ( | ||||
|         add_0x, | ||||
|         strip_0x, | ||||
|         ) | ||||
| 
 | ||||
| # local imports | ||||
| from chainlib.eth.connection import EthHTTPConnection | ||||
| from chainlib.jsonrpc import jsonrpc_template | ||||
| from chainlib.eth.nonce import ( | ||||
|         RPCNonceOracle, | ||||
|         OverrideNonceOracle, | ||||
|         ) | ||||
| from chainlib.eth.gas import ( | ||||
|         RPCGasOracle, | ||||
|         OverrideGasOracle, | ||||
|         ) | ||||
| from chainlib.eth.erc20 import ERC20 | ||||
| from chainlib.chain import ChainSpec | ||||
| from chainlib.eth.runnable.util import decode_for_puny_humans | ||||
| 
 | ||||
| 
 | ||||
| logging.basicConfig(level=logging.WARNING) | ||||
| logg = logging.getLogger() | ||||
| 
 | ||||
| logging.getLogger('web3').setLevel(logging.WARNING) | ||||
| logging.getLogger('urllib3').setLevel(logging.WARNING) | ||||
| 
 | ||||
| default_abi_dir = '/usr/local/share/cic/solidity/abi' | ||||
| argparser = argparse.ArgumentParser() | ||||
| argparser.add_argument('-p', '--provider', dest='p', default='http://localhost:8545', type=str, help='Web3 provider url (http only)') | ||||
| argparser.add_argument('-w', action='store_true', help='Wait for the last transaction to be confirmed') | ||||
| argparser.add_argument('-ww', action='store_true', help='Wait for every transaction to be confirmed') | ||||
| argparser.add_argument('-i', '--chain-spec', dest='i', type=str, default='evm:ethereum:1', help='Chain specification string') | ||||
| argparser.add_argument('-a', '--token-address', required='True', dest='a', type=str, help='Token address') | ||||
| argparser.add_argument('-y', '--key-file', dest='y', type=str, help='Ethereum keystore file to use for signing') | ||||
| argparser.add_argument('--env-prefix', default=os.environ.get('CONFINI_ENV_PREFIX'), dest='env_prefix', type=str, help='environment prefix for variables to overwrite configuration') | ||||
| argparser.add_argument('-u', '--unsafe', dest='u', action='store_true', help='Auto-convert address to checksum adddress') | ||||
| argparser.add_argument('-s', '--send', dest='s', action='store_true', help='Send to network') | ||||
| argparser.add_argument('--nonce', type=int, help='Override nonce') | ||||
| argparser.add_argument('--gas-price', dest='gas_price', type=int, help='Override gas price') | ||||
| argparser.add_argument('--gas-limit', dest='gas_limit', type=int, help='Override gas limit') | ||||
| argparser.add_argument('-v', action='store_true', help='Be verbose') | ||||
| argparser.add_argument('-vv', action='store_true', help='Be more verbose') | ||||
| argparser.add_argument('recipient', type=str, help='Recipient account address') | ||||
| argparser.add_argument('amount', type=int, help='Amount of tokens to mint and gift') | ||||
| args = argparser.parse_args() | ||||
| 
 | ||||
| 
 | ||||
| if args.vv: | ||||
|     logg.setLevel(logging.DEBUG) | ||||
| elif args.v: | ||||
|     logg.setLevel(logging.INFO) | ||||
| 
 | ||||
| block_all = args.ww  | ||||
| block_last = args.w or block_all | ||||
| 
 | ||||
| passphrase_env = 'ETH_PASSPHRASE' | ||||
| if args.env_prefix != None: | ||||
|     passphrase_env = args.env_prefix + '_' + passphrase_env | ||||
| passphrase = os.environ.get(passphrase_env) | ||||
| logg.error('pass {}'.format(passphrase_env)) | ||||
| if passphrase == None: | ||||
|     logg.warning('no passphrase given') | ||||
|     passphrase='' | ||||
| 
 | ||||
| signer_address = None | ||||
| keystore = DictKeystore() | ||||
| if args.y != None: | ||||
|     logg.debug('loading keystore file {}'.format(args.y)) | ||||
|     signer_address = keystore.import_keystore_file(args.y, password=passphrase) | ||||
|     logg.debug('now have key for signer address {}'.format(signer_address)) | ||||
| signer = EIP155Signer(keystore) | ||||
| 
 | ||||
| conn = EthHTTPConnection(args.p) | ||||
| 
 | ||||
| nonce_oracle = None | ||||
| if args.nonce != None: | ||||
|     nonce_oracle = OverrideNonceOracle(signer_address, args.nonce) | ||||
| else: | ||||
|     nonce_oracle = RPCNonceOracle(signer_address, conn) | ||||
| 
 | ||||
| def _max_gas(code=None): | ||||
|     return 8000000 | ||||
| 
 | ||||
| gas_oracle = None | ||||
| if args.gas_price != None or args.gas_limit != None: | ||||
|     gas_oracle = OverrideGasOracle(price=args.gas_price, limit=args.gas_limit) | ||||
| else: | ||||
|     gas_oracle = RPCGasOracle(conn, code_callback=_max_gas) | ||||
| 
 | ||||
| chain_spec = ChainSpec.from_chain_str(args.i) | ||||
| chain_id = chain_spec.network_id() | ||||
| 
 | ||||
| value = args.amount | ||||
| 
 | ||||
| send = args.s | ||||
| 
 | ||||
| g = ERC20(chain_spec, signer=signer, gas_oracle=gas_oracle, nonce_oracle=nonce_oracle) | ||||
| 
 | ||||
| 
 | ||||
| def balance(token_address, address): | ||||
|     o = g.balance(token_address, address) | ||||
|     r = conn.do(o) | ||||
|     hx = strip_0x(r) | ||||
|     return int(hx, 16) | ||||
| 
 | ||||
| 
 | ||||
| def main(): | ||||
|     recipient = args.recipient | ||||
|     if not args.u and recipient != add_0x(args.recipient): | ||||
|         raise ValueError('invalid checksum address') | ||||
| 
 | ||||
|     if logg.isEnabledFor(logging.DEBUG): | ||||
|         logg.debug('sender {} balance after: {}'.format(signer_address, balance(args.a, signer_address))) | ||||
|         logg.debug('recipient {} balance after: {}'.format(recipient, balance(args.a, recipient))) | ||||
| 
 | ||||
|     (tx_hash_hex, o) = g.transfer(args.a, signer_address, recipient, value) | ||||
| 
 | ||||
|     if send: | ||||
|         conn.do(o) | ||||
|         if block_last: | ||||
|             r = conn.wait(tx_hash_hex) | ||||
|             if logg.isEnabledFor(logging.DEBUG): | ||||
|                 logg.debug('sender {} balance after: {}'.format(signer_address, balance(args.a, signer_address))) | ||||
|                 logg.debug('recipient {} balance after: {}'.format(recipient, balance(args.a, recipient))) | ||||
|             if r['status'] == 0: | ||||
|                 logg.critical('VM revert. Wish I could tell you more') | ||||
|                 sys.exit(1) | ||||
|         print(tx_hash_hex) | ||||
| 
 | ||||
|     else: | ||||
|         if logg.isEnabledFor(logging.INFO): | ||||
|             io_str = io.StringIO() | ||||
|             decode_for_puny_humans(o['params'][0], chain_spec, io_str) | ||||
|             print(io_str.getvalue()) | ||||
|         else: | ||||
|             print(o['params'][0]) | ||||
| 
 | ||||
| 
 | ||||
| if __name__ == '__main__': | ||||
|     main() | ||||
| @ -1,6 +1,6 @@ | ||||
| [metadata] | ||||
| name = chainlib | ||||
| version = 0.0.2b1 | ||||
| version = 0.0.3a1 | ||||
| description = Generic blockchain access library and tooling | ||||
| author = Louis Holbrook | ||||
| author_email = dev@holbrook.no | ||||
| @ -38,7 +38,6 @@ console_scripts = | ||||
| 	eth-checksum = chainlib.eth.runnable.checksum:main | ||||
| 	eth-gas = chainlib.eth.runnable.gas:main | ||||
| 	eth-raw = chainlib.eth.runnable.raw:main | ||||
| 	eth-transfer = chainlib.eth.runnable.transfer:main | ||||
| 	eth-get = chainlib.eth.runnable.get:main | ||||
| 	eth-decode = chainlib.eth.runnable.decode:main | ||||
| 	eth-info = chainlib.eth.runnable.info:main | ||||
|  | ||||
| @ -1,25 +0,0 @@ | ||||
| # standard imports | ||||
| import os | ||||
| 
 | ||||
| # external imports | ||||
| import pytest | ||||
| from crypto_dev_signer.keystore.dict import DictKeystore | ||||
| from crypto_dev_signer.eth.signer import ReferenceSigner as EIP155Signer | ||||
| 
 | ||||
| 
 | ||||
| @pytest.fixture(scope='session') | ||||
| def keystore(): | ||||
|     ks = DictKeystore() | ||||
|      | ||||
|     pk = os.urandom(32) | ||||
|     ks.import_raw_key(pk) | ||||
|     return ks | ||||
| 
 | ||||
| 
 | ||||
| @pytest.fixture(scope='session') | ||||
| def signer( | ||||
|     keystore, | ||||
|         ): | ||||
| 
 | ||||
|     s = EIP155Signer(keystore) | ||||
|     return s | ||||
| @ -1,74 +0,0 @@ | ||||
| # standard imports | ||||
| import logging | ||||
| import os  | ||||
| 
 | ||||
| # external imports | ||||
| from hexathon import ( | ||||
|         strip_0x, | ||||
|         add_0x, | ||||
|         ) | ||||
| 
 | ||||
| # local imports | ||||
| from chainlib.eth.erc20 import ERC20 | ||||
| from chainlib.eth.address import to_checksum_address | ||||
| from chainlib.eth.tx import ( | ||||
|         unpack, | ||||
|         TxFormat, | ||||
|         ) | ||||
| from chainlib.eth.pytest import * | ||||
| 
 | ||||
| logg = logging.getLogger() | ||||
| 
 | ||||
| contract_address = to_checksum_address('0xdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef') | ||||
| benefactor_address = to_checksum_address('0xefdeadbeefdeadbeefdeadbeefdeadbeefdeadbe') | ||||
| 
 | ||||
| 
 | ||||
| # TODO: use unittest instead | ||||
| def test_erc20_balance( | ||||
|     default_chain_spec, | ||||
|         ): | ||||
|     e = ERC20(default_chain_spec,) | ||||
| 
 | ||||
|     holder_address = to_checksum_address('0xbeefdeadbeefdeadbeefdeadbeefdeadbeefdead') | ||||
|     o = e.balance_of(contract_address, holder_address) | ||||
|     assert len(o['params'][0]['data']) == 64 + 8 + 2 | ||||
|     assert o['params'][0]['data'][:10] == add_0x('70a08231') | ||||
| 
 | ||||
| 
 | ||||
| def test_erc20_decimals( | ||||
|         default_chain_spec, | ||||
|         ): | ||||
|     e = ERC20(default_chain_spec) | ||||
| 
 | ||||
|     o = e.decimals(contract_address) | ||||
|     assert o['params'][0]['data'] == add_0x('313ce567') | ||||
| 
 | ||||
| 
 | ||||
| def test_erc20_transfer( | ||||
|         keystore, | ||||
|         signer, | ||||
|         default_chain_spec, | ||||
|         ): | ||||
|     e = ERC20(default_chain_spec, signer=signer) | ||||
| 
 | ||||
|     addresses = keystore.list() | ||||
|     (tx_hash_hex, o) = e.transfer(contract_address, addresses[0], benefactor_address, 1024) | ||||
| 
 | ||||
| 
 | ||||
| def test_erc20_parse_transfer_request( | ||||
|         keystore, | ||||
|         signer, | ||||
|         default_chain_spec, | ||||
|         ): | ||||
| 
 | ||||
|     e = ERC20(default_chain_spec, signer=signer) | ||||
| 
 | ||||
|     addresses = keystore.list() | ||||
|     (tx_hash_hex, o) = e.transfer(contract_address, addresses[0], benefactor_address, 1024, tx_format=TxFormat.RLP_SIGNED) | ||||
|     b = bytes.fromhex(strip_0x(o)) | ||||
| 
 | ||||
|     #chain_spec = ChainSpec('evm', 'foo', 1, 'bar') | ||||
|     tx = unpack(b, default_chain_spec) | ||||
|     r = ERC20.parse_transfer_request(tx['data']) | ||||
|     assert r[0] == benefactor_address | ||||
|     assert r[1] == 1024 | ||||
| @ -73,10 +73,6 @@ class Mocket(socket.socket): | ||||
|             else: | ||||
|                 tx = Mocket.tx | ||||
|                 r = Mocket.signer.sign_transaction_to_rlp(tx) | ||||
|                 #mock_sig = os.urandom(64) | ||||
|                 #tx.r = mock_sig[:32] | ||||
|                 #tx.s = mock_sig[32:] | ||||
|                 #r = add_0x(tx.rlp_serialize().hex()) | ||||
|                 Mocket.tx = None | ||||
|                 o = jsonrpc_response(Mocket.req_id, add_0x(r.hex())) | ||||
|             Mocket.req_id = None | ||||
|  | ||||
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