Python HomesteadComputation Examples

Example #1

    """
    return self


def get_block_hash_for_testing(self, block_number):
    if block_number >= self.block_number:
        return b''
    elif block_number < self.block_number - 256:
        return b''
    else:
        return keccak(text="{0}".format(block_number))


HomesteadComputationForTesting = HomesteadComputation.configure(
    name='HomesteadComputationForTesting',
    apply_message=apply_message_for_testing,
    apply_create_message=apply_create_message_for_testing,
)
HomesteadVMStateForTesting = HomesteadVMState.configure(
    name='HomesteadVMStateForTesting',
    get_ancestor_hash=get_block_hash_for_testing,
    computation_class=HomesteadComputationForTesting,
)
HomesteadVMForTesting = HomesteadVM.configure(
    name='HomesteadVMForTesting',
    _state_class=HomesteadVMStateForTesting,
)


@pytest.fixture(params=['Frontier', 'Homestead', 'EIP150', 'SpuriousDragon'])
def vm_class(request):

Example #2

File: test_virtual_machine.py Project: firefox0x/py-evm

    """
    return self


def get_block_hash_for_testing(self, block_number):
    if block_number >= self.block_number:
        return b''
    elif block_number < self.block_number - 256:
        return b''
    else:
        return keccak(text="{0}".format(block_number))


HomesteadComputationForTesting = HomesteadComputation.configure(
    name='HomesteadComputationForTesting',
    apply_message=apply_message_for_testing,
    apply_create_message=apply_create_message_for_testing,
)
HomesteadVMStateForTesting = HomesteadVMState.configure(
    name='HomesteadVMStateForTesting',
    get_ancestor_hash=get_block_hash_for_testing,
    computation_class=HomesteadComputationForTesting,
)
HomesteadVMForTesting = HomesteadVM.configure(
    name='HomesteadVMForTesting',
    _state_class=HomesteadVMStateForTesting,
)


@pytest.fixture(params=['Frontier', 'Homestead', 'EIP150', 'SpuriousDragon'])
def vm_class(request):