39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
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# external imports
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from chainlib.eth.unittest.ethtester import create_tester_signer
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from chainlib.eth.unittest.base import TestRPCConnection
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from chainlib.eth.tx import receipt
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from chainlib.eth.nonce import RPCNonceOracle
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from chainlib.eth.address import to_checksum_address
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from crypto_dev_signer.keystore.dict import DictKeystore
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from crypto_dev_signer.eth.signer import ReferenceSigner as EIP155Signer
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from hexathon import (
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strip_0x,
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add_0x,
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)
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# local imports
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from erc20_demurrage_token import DemurrageToken
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class DemurrageTokenSimulation:
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def __init__(self, chain_spec, settings, redistribute=True, cap=0):
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self.accounts = []
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self.keystore = DictKeystore()
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self.signer = EIP155Signer(self.keystore)
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self.eth_helper = create_tester_signer(self.keystore)
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self.eth_backend = self.eth_helper.backend
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self.rpc = TestRPCConnection(None, self.eth_helper, self.signer)
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for a in self.keystore.list():
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self.accounts.append(add_0x(to_checksum_address(a)))
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settings.sink_address = self.accounts[0]
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nonce_oracle = RPCNonceOracle(self.accounts[0], conn=self.rpc)
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c = DemurrageToken(chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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(tx_hash, o) = c.constructor(self.accounts[0], settings, redistribute=redistribute, cap=cap)
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self.rpc.do(o)
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o = receipt(tx_hash)
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r = self.rpc.do(o)
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if (r['status'] != 1):
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raise RuntimeError('contract deployment failed')
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self.address = r['contract_address']
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