def _get_block_by_number(method, params, block_info=_block_info):
block_id = params[0]
blocks = block_info['blocks']
head_block_number = block_info['head_block_number']
if block_id == 'latest':
return blocks[head_block_number]
elif block_id == 'pending':
if head_block_number + 1 >= len(blocks):
raise ValueError("no pending block")
return blocks[head_block_number + 1]
elif block_id == 'earliest':
return blocks[0]
elif is_integer(block_id):
if block_id <= head_block_number:
return blocks[block_id]
else:
return None
elif is_hex(block_id):
block_id = hex_to_integer(block_id)
if block_id <= head_block_number:
return blocks[block_id]
else:
return None
else:
raise TypeError('Invalid type for block_id')
def to_block(self) -> BlockNumber:
if self._to_block is None:
to_block = self.w3.eth.block_number
elif self._to_block == "latest":
to_block = self.w3.eth.block_number
elif is_hex(self._to_block):
to_block = BlockNumber(hex_to_integer(self._to_block)) # type: ignore
else:
to_block = cast(BlockNumber, self._to_block)
return to_block
def test_eth_call_with_0_result(self, web3, math_contract, math_contract_address):
coinbase = web3.eth.coinbase
txn_params = math_contract._prepare_transaction(
fn_name='add',
fn_args=(0, 0),
transaction={'from': coinbase, 'to': math_contract_address},
)
trace = web3.parity.traceCall(txn_params)
assert trace['stateDiff'] is None
assert trace['vmTrace'] is None
result = hex_to_integer(trace['output'])
assert result == 0
def numToDatetime(tdelta):
tzero = datetime.strptime('1970-01-01T00:00:00+0000', '%Y-%m-%dT%H:%M:%S%z')
if is_integer(tdelta):
pass
elif is_hex(tdelta):
tdelta = hex_to_integer(tdelta)
else:
raise TypeError(
'Unrecognised raw date ', tdelta
)
return tzero + timedelta(seconds = tdelta)
def test_eth_call_with_0_result(
self, web3: "Web3", math_contract: "Contract", math_contract_address: ChecksumAddress
) -> None:
coinbase = web3.eth.coinbase
txn_params = math_contract._prepare_transaction(
fn_name='add',
fn_args=(0, 0),
transaction={'from': coinbase, 'to': math_contract_address},
)
trace = web3.parity.traceCall(txn_params)
assert trace['stateDiff'] is None
assert trace['vmTrace'] is None
result = hex_to_integer(trace['output'])
assert result == 0
def test_trace_call(self, web3, math_contract, math_contract_address):
coinbase = web3.eth.coinbase
txn_params = math_contract._prepare_transaction(
fn_name='add',
fn_args=(7, 11),
transaction={
'from': coinbase,
'to': math_contract_address
},
)
trace = web3.parity.traceCall(txn_params)
assert trace['stateDiff'] is None
assert trace['vmTrace'] is None
result = hex_to_integer(trace['output'])
assert result == 18
def test_traceCall_deprecated(
self, web3: "Web3", math_contract: "Contract",
math_contract_address: ChecksumAddress) -> None:
coinbase = web3.eth.coinbase
txn_params = math_contract._prepare_transaction(
fn_name='add',
fn_args=(7, 11),
transaction={
'from': coinbase,
'to': math_contract_address
},
)
with pytest.warns(
DeprecationWarning,
match="traceCall is deprecated in favor of trace_call"):
trace = web3.parity.traceCall(txn_params)
assert trace['stateDiff'] is None
assert trace['vmTrace'] is None
result = hex_to_integer(trace['output'])
assert result == 18
def __init__(
self,
w3: "Web3",
from_block: Optional[Union[BlockNumber, LatestBlockParam]] = None,
to_block: Optional[Union[BlockNumber, LatestBlockParam]] = None,
address: Optional[Union[Address, ChecksumAddress,
List[Union[Address, ChecksumAddress]]]] = None,
topics: Optional[List[Optional[Union[_Hash32, List[_Hash32]]]]] = None
) -> None:
self.address = address
self.topics = topics
self.w3 = w3
if from_block is None or from_block == "latest":
self._from_block = BlockNumber(w3.eth.block_number + 1)
elif is_string(from_block) and is_hex(from_block):
self._from_block = BlockNumber(
hex_to_integer(from_block)) # type: ignore
else:
# cast b/c LatestBlockParam is handled above
self._from_block = cast(BlockNumber, from_block)
self._to_block = to_block
self.filter_changes = self._get_filter_changes()
def test_eth_chainId(self, web3):
chain_id = web3.eth.chainId
assert is_hex(chain_id)
assert hex_to_integer(chain_id) is 61
