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Refactor pure test on chainlib

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This commit is contained in:
nolash 2021-06-04 11:48:17 +02:00
parent 4e4c0f1203
commit 71e94b5afb
Signed by: lash
GPG Key ID: 21D2E7BB88C2A746
2 changed files with 56 additions and 73 deletions
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21
python/erc20_demurrage_token/token.py
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@ -135,6 +135,23 @@ class DemurrageToken(ERC20):
return o
def remainder(self, contract_address, parts, whole, sender_address=ZERO_ADDRESS):
o = jsonrpc_template()
o['method'] = 'eth_call'
enc = ABIContractEncoder()
enc.method('remainder')
enc.typ(ABIContractType.UINT256)
enc.typ(ABIContractType.UINT256)
enc.uint256(parts)
enc.uint256(whole)
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 apply_demurrage(self, contract_address, sender_address):
return self.transact_noarg('applyDemurrage', contract_address, sender_address)
@ -155,6 +172,10 @@ class DemurrageToken(ERC20):
return abi_decode_single(ABIContractType.UINT256, v)
def parse_remainder(self, v):
return abi_decode_single(ABIContractType.UINT256, v)
def parse_to_base_amount(self, v):
return abi_decode_single(ABIContractType.UINT256, v)

108
python/tests/test_pure.py
View File

@ -5,104 +5,66 @@ import json
import logging
import math
# third-party imports
import web3
# external imports
from chainlib.eth.constant import ZERO_ADDRESS
from chainlib.eth.nonce import RPCNonceOracle
from chainlib.eth.tx import receipt
from chainlib.error import JSONRPCException
import eth_tester
import eth_abi
# local imports
from erc20_demurrage_token import DemurrageToken
# test imports
from tests.base import TestDemurrageDefault
logging.basicConfig(level=logging.DEBUG)
logg = logging.getLogger()
logging.getLogger('web3').setLevel(logging.WARNING)
logging.getLogger('eth.vm').setLevel(logging.WARNING)
testdir = os.path.dirname(__file__)
#BLOCKTIME = 5 # seconds
TAX_LEVEL = int((10000 * 2) * (10 ** 32)) # 2%
PERIOD = 10
class Test(unittest.TestCase):
contract = None
def setUp(self):
eth_params = eth_tester.backends.pyevm.main.get_default_genesis_params({
'gas_limit': 9000000,
})
f = open(os.path.join(testdir, '../../solidity/RedistributedDemurrageToken.bin'), 'r')
self.bytecode = f.read()
f.close()
f = open(os.path.join(testdir, '../../solidity/RedistributedDemurrageToken.json'), 'r')
self.abi = json.load(f)
f.close()
backend = eth_tester.PyEVMBackend(eth_params)
self.eth_tester = eth_tester.EthereumTester(backend)
provider = web3.Web3.EthereumTesterProvider(self.eth_tester)
self.w3 = web3.Web3(provider)
self.sink_address = self.w3.eth.accounts[9]
c = self.w3.eth.contract(abi=self.abi, bytecode=self.bytecode)
tx_hash = c.constructor('Foo Token', 'FOO', 6, TAX_LEVEL, PERIOD, self.sink_address).transact({'from': self.w3.eth.accounts[0]})
r = self.w3.eth.getTransactionReceipt(tx_hash)
self.contract = self.w3.eth.contract(abi=self.abi, address=r.contractAddress)
self.start_block = self.w3.eth.blockNumber
def tearDown(self):
pass
@unittest.skip('this function has been removed from contract')
def test_tax_period(self):
t = self.contract.functions.taxLevel().call()
logg.debug('taxlevel {}'.format(t))
a = self.contract.functions.toDemurrageAmount(1000000, 0).call()
self.assertEqual(a, 1000000)
a = self.contract.functions.toDemurrageAmount(1000000, 1).call()
self.assertEqual(a, 980000)
a = self.contract.functions.toDemurrageAmount(1000000, 2).call()
self.assertEqual(a, 960400)
a = self.contract.functions.toDemurrageAmount(980000, 1).call()
self.assertEqual(a, 960400)
class Test(TestDemurrageDefault):
def test_fractional_state(self):
with self.assertRaises(eth_tester.exceptions.TransactionFailed):
self.contract.functions.remainder(2, 1).call();
nonce_oracle = RPCNonceOracle(self.accounts[1], self.rpc)
c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
with self.assertRaises(eth_tester.exceptions.TransactionFailed):
remainder = self.contract.functions.remainder(0, 100001).call();
with self.assertRaises(JSONRPCException):
o = c.remainder(self.address, 2, 1, sender_address=self.accounts[0])
self.rpc.do(o)
with self.assertRaises(JSONRPCException):
o = c.remainder(self.address, 0, 100001, sender_address=self.accounts[0])
self.rpc.do(o)
remainder = self.contract.functions.remainder(1, 2).call();
o = c.remainder(self.address, 1, 2, sender_address=self.accounts[0])
r = self.rpc.do(o)
remainder = c.parse_remainder(r)
self.assertEqual(remainder, 0);
whole = 5000001
parts = 20000
expect = whole - (math.floor(whole/parts) * parts)
remainder = self.contract.functions.remainder(parts, whole).call();
o = c.remainder(self.address, parts, whole, sender_address=self.accounts[0])
r = self.rpc.do(o)
remainder = c.parse_remainder(r)
self.assertEqual(remainder, expect)
parts = 30000
expect = whole - (math.floor(whole/parts) * parts)
remainder = self.contract.functions.remainder(parts, whole).call();
o = c.remainder(self.address, parts, whole, sender_address=self.accounts[0])
r = self.rpc.do(o)
remainder = c.parse_remainder(r)
self.assertEqual(remainder, expect)
parts = 40001
expect = whole - (math.floor(whole/parts) * parts)
remainder = self.contract.functions.remainder(parts, whole).call();
o = c.remainder(self.address, parts, whole, sender_address=self.accounts[0])
r = self.rpc.do(o)
remainder = c.parse_remainder(r)
self.assertEqual(remainder, expect)
if __name__ == '__main__':
unittest.main()