eth-accounts-index

Accounts index evm contract tooling with permissioned writes
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test.py (1332B)

      1 import web3
      2 import eth_tester
      3 import json
      4 
      5 
      6 eth_params = eth_tester.backends.pyevm.main.get_default_genesis_params({
      7     'gas_limit': 9000000,
      8     })
      9 backend = eth_tester.PyEVMBackend(eth_params)
     10 instance = eth_tester.EthereumTester(backend)
     11 provider = web3.Web3.EthereumTesterProvider(instance)
     12 w3 = web3.Web3(provider)
     13 
     14 
     15 f = open('AccountsIndex.bin', 'r')
     16 bytecode = f.read()
     17 f.close()
     18 
     19 f = open('AccountsIndex.json', 'r')
     20 abi = json.load(f)
     21 f.close()
     22 
     23 c = w3.eth.contract(abi=abi, bytecode=bytecode)
     24 tx_hash = c.constructor().transact({'from': w3.eth.accounts[0]})
     25 
     26 r = w3.eth.getTransactionReceipt(tx_hash)
     27 
     28 c = w3.eth.contract(abi=abi, address=r.contractAddress)
     29 fail = False
     30 try:
     31     c.functions.add(w3.eth.accounts[2]).transact({'from': w3.eth.accounts[1]})
     32 except:
     33     fail = True
     34 assert fail
     35 
     36 c.functions.addWriter(w3.eth.accounts[1]).transact({'from': w3.eth.accounts[0]})
     37 c.functions.add(w3.eth.accounts[2]).transact({'from': w3.eth.accounts[1]})
     38 c.functions.add(w3.eth.accounts[3]).transact({'from': w3.eth.accounts[1]})
     39 
     40 assert c.functions.count().call() == 3
     41 assert c.functions.accountsIndex(w3.eth.accounts[3]).call() == 2
     42 assert c.functions.accounts(2).call() == w3.eth.accounts[3]
     43 
     44 fail = False
     45 try:
     46     c.functions.add(w3.eth.accounts[3]).transact({'from': w3.eth.accounts[1]})
     47 except:
     48     fail = True
     49 assert fail