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Remove EIP165

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This commit is contained in:
nolash 2021-05-02 16:35:44 +02:00
parent 69bb03d10c
commit 08cfcf0a65
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
4 changed files with 0 additions and 110 deletions
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38
chainlib/eth/eip165.py
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# standard imports
from chainlib.eth.constant import ZERO_ADDRESS
# external imports
from chainlib.jsonrpc import (
jsonrpc_template,
)
from hexathon import (
add_0x,
)
from chainlib.eth.contract import (
ABIContractEncoder,
ABIContractDecoder,
ABIContractType,
abi_decode_single,
)
from chainlib.eth.tx import TxFactory
class EIP165(TxFactory):
def supports_interface(self, contract_address, interface_sum, sender_address=ZERO_ADDRESS):
o = jsonrpc_template()
o['method'] = 'eth_call'
enc = ABIContractEncoder()
enc.method('supportsInterface')
enc.typ(ABIContractType.BYTES4)
enc.bytes4(interface_sum)
data = add_0x(enc.get())
tx = self.template(sender_address, contract_address)
tx = self.set_code(tx, data)
o['params'].append(self.normalize(tx))
return o
@classmethod
def parse_supports_interface(self, v):
return abi_decode_single(ABIContractType.BOOLEAN, v)

61
tests/test_eip165.py
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# standard imports
import unittest
import os
import logging
# local imports
from chainlib.eth.unittest.ethtester import EthTesterCase
from chainlib.eth.nonce import RPCNonceOracle
from chainlib.eth.gas import OverrideGasOracle
from chainlib.connection import RPCConnection
from chainlib.eth.tx import (
TxFactory,
receipt,
)
from chainlib.eth.eip165 import EIP165
logging.basicConfig(level=logging.DEBUG)
logg = logging.getLogger()
script_dir = os.path.realpath(os.path.dirname(__file__))
class TestSupports(EthTesterCase):
def setUp(self):
super(TestSupports, self).setUp()
self.conn = RPCConnection.connect(self.chain_spec, 'default')
nonce_oracle = RPCNonceOracle(self.accounts[0], self.conn)
f = open(os.path.join(script_dir, 'testdata', 'Supports.bin'))
code = f.read()
f.close()
txf = TxFactory(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
tx = txf.template(self.accounts[0], None, use_nonce=True)
tx = txf.set_code(tx, code)
(tx_hash_hex, o) = txf.build(tx)
r = self.conn.do(o)
logg.debug('deployed with hash {}'.format(r))
o = receipt(tx_hash_hex)
r = self.conn.do(o)
self.address = r['contract_address']
def test_supports(self):
gas_oracle = OverrideGasOracle(limit=100000, conn=self.conn)
c = EIP165(self.chain_spec, gas_oracle=gas_oracle)
o = c.supports_interface(self.address, '0xdeadbeef', sender_address=self.accounts[0])
r = self.conn.do(o)
v = c.parse_supports_interface(r)
self.assertEqual(v, 1)
o = c.supports_interface(self.address, '0xbeeffeed', sender_address=self.accounts[0])
r = self.conn.do(o)
v = c.parse_supports_interface(r)
self.assertEqual(v, 0)
if __name__ == '__main__':
unittest.main()

1
tests/testdata/Supports.bin vendored
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

10
tests/testdata/Supports.sol vendored
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pragma solidity ^0.8.0;
contract Supports {
function supportsInterface(bytes4 _sum) public pure returns (bool) {
if (_sum == 0xdeadbeef) {
return true;
}
return false;
}
}