def test_get_gas_refund_with_revert(computation):
# Trigger an out of gas error causing get gas refund to be 0
computation._gas_meter.refund_gas(100)
with computation:
raise Revert('Triggered VMError for tests')
assert computation.is_error
assert computation.get_gas_refund() == 0
def test_get_log_entries_with_revert(computation):
# Trigger an out of gas error causing get log entries to be ()
computation.add_log_entry(CANONICAL_ADDRESS_A, [1, 2, 3], b'')
with computation:
raise Revert('Triggered VMError for tests')
assert computation.is_error
assert computation.get_log_entries() == ()
def revert(computation: BaseComputation) -> None:
start_position, size = computation.stack_pop_ints(2)
computation.extend_memory(start_position, size)
computation.output = computation.memory_read_bytes(start_position, size)
raise Revert(computation.output)
def revert(computation: BaseComputation) -> None:
start_position, size = computation.stack_pop(num_items=2,
type_hint=constants.UINT256)
computation.extend_memory(start_position, size)
computation.output = computation.memory_read_bytes(start_position, size)
raise Revert(computation.output)
def test_should_erase_return_data_with_revert(computation):
assert computation.get_gas_remaining() == 100
computation.return_data = b'\x1337'
# Trigger a Revert which should not erase return data
with computation:
raise Revert('Triggered VMError for tests')
assert not computation.should_erase_return_data
assert computation.return_data == b'\x1337'
def test_should_burn_gas_with_revert(computation):
assert computation.get_gas_remaining() == 100
# Trigger a Revert which should not burn gas
with computation:
raise Revert('Triggered VMError for tests')
assert not computation.should_burn_gas
assert computation.get_gas_used() == 0
assert computation.get_gas_remaining() == 100
def test_get_gas_used_with_revert(computation):
# Trigger an out of gas error causing get gas used to be 150
computation.consume_gas(3, reason='testing')
computation.consume_gas(2, reason='testing')
with computation:
raise Revert('Triggered VMError for tests')
assert computation.is_error
assert computation.get_gas_used() == 5
def test_should_erase_return_data_with_revert(computation):
assert computation.get_gas_remaining() == 100
# Trigger an out of gas error causing get gas remaining to be 0
with computation:
raise Revert('Triggered VMError for tests')
assert not computation.should_erase_return_data
