def test_block_lookup_failed(spec, state):
test_steps = []
# Initialization
state = build_state_with_incomplete_transition(spec, state)
store, anchor_block = get_genesis_forkchoice_store_and_block(spec, state)
yield 'anchor_state', state
yield 'anchor_block', anchor_block
current_time = state.slot * spec.config.SECONDS_PER_SLOT + store.genesis_time
on_tick_and_append_step(spec, store, current_time, test_steps)
assert store.time == current_time
pow_block = prepare_empty_pow_block(spec)
pow_block.total_difficulty = spec.config.TERMINAL_TOTAL_DIFFICULTY - uint256(
1)
pow_blocks = [pow_block]
for pb in pow_blocks:
yield from add_pow_block(spec, store, pb, test_steps)
def run_func():
block = build_empty_block_for_next_slot(spec, state)
block.body.execution_payload.parent_hash = pow_block.block_hash
signed_block = state_transition_and_sign_block(spec, state, block)
yield from tick_and_add_block(spec,
store,
signed_block,
test_steps,
valid=False,
merge_block=True,
block_not_found=True)
yield from with_pow_block_patch(spec, pow_blocks, run_func)
yield 'steps', test_steps
def test_success_first_payload(spec, state):
# pre-state
state = build_state_with_incomplete_transition(spec, state)
next_slot(spec, state)
# execution payload
execution_payload = build_empty_execution_payload(spec, state)
yield from run_execution_payload_processing(spec, state, execution_payload)
def test_gaslimit_max_first_payload(spec, state):
# pre-state
state = build_state_with_incomplete_transition(spec, state)
next_slot(spec, state)
# execution payload
execution_payload = build_empty_execution_payload(spec, state)
execution_payload.gas_limit = uint64(2**64 - 1)
yield from run_execution_payload_processing(spec, state, execution_payload)
def test_bad_timestamp_first_payload(spec, state):
# pre-state
state = build_state_with_incomplete_transition(spec, state)
next_slot(spec, state)
# execution payload
execution_payload = build_empty_execution_payload(spec, state)
execution_payload.timestamp = execution_payload.timestamp + 1
yield from run_execution_payload_processing(spec, state, execution_payload, valid=False)
def test_bad_random_first_payload(spec, state):
# pre-state
state = build_state_with_incomplete_transition(spec, state)
next_slot(spec, state)
# execution payload
execution_payload = build_empty_execution_payload(spec, state)
execution_payload.random = b'\x42' * 32
yield from run_execution_payload_processing(spec, state, execution_payload, valid=False)
def test_bad_execution_first_payload(spec, state):
# completely valid payload, but execution itself fails (e.g. block exceeds gas limit)
# pre-state
state = build_state_with_incomplete_transition(spec, state)
next_slot(spec, state)
# execution payload
execution_payload = build_empty_execution_payload(spec, state)
yield from run_execution_payload_processing(spec, state, execution_payload, valid=False, execution_valid=False)
def test_non_empty_extra_data_first_payload(spec, state):
# pre-state
state = build_state_with_incomplete_transition(spec, state)
next_slot(spec, state)
# execution payload
execution_payload = build_empty_execution_payload(spec, state)
execution_payload.extra_data = b'\x45' * 12
yield from run_execution_payload_processing(spec, state, execution_payload)
assert state.latest_execution_payload_header.extra_data == execution_payload.extra_data
def test_is_merge_block_and_is_execution_enabled(spec, state):
for result in expected_results:
(with_complete_transition, with_execution_payload, is_merge_block,
is_execution_enabled) = result
if with_complete_transition:
state = build_state_with_complete_transition(spec, state)
else:
state = build_state_with_incomplete_transition(spec, state)
body = spec.BeaconBlockBody()
if with_execution_payload:
body.execution_payload = build_empty_execution_payload(spec, state)
assert spec.is_merge_block(state, body) == is_merge_block
assert spec.is_execution_enabled(state, body) == is_execution_enabled
def test_fail_merge_complete(spec, state):
state = build_state_with_incomplete_transition(spec, state)
assert not spec.is_merge_transition_complete(state)
