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eth2.0-specs
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add helper to check existence of many validator types

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Alex Stokes 2021-08-20 13:35:42 -06:00
parent 00df808f59
commit 4420d13816
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1 changed files with 22 additions and 0 deletions
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tests/core/pyspec/eth2spec/test/helpers/state.py
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@ -1,5 +1,6 @@
from eth2spec.test.context import expect_assertion_error, is_post_altair from eth2spec.test.context import expect_assertion_error, is_post_altair
from eth2spec.test.helpers.block import apply_empty_block, sign_block, transition_unsigned_block from eth2spec.test.helpers.block import apply_empty_block, sign_block, transition_unsigned_block
from eth2spec.test.helpers.voluntary_exits import get_exited_validators
def get_balance(state, index): def get_balance(state, index):
@ -133,3 +134,24 @@ def _set_empty_participation(spec, state, current=True, previous=True):
def set_empty_participation(spec, state, rng=None): def set_empty_participation(spec, state, rng=None):
_set_empty_participation(spec, state) _set_empty_participation(spec, state)
def ensure_state_has_validators_across_lifecycle(spec, state):
"""
Scan the validator registry to ensure there is at least 1 validator
for each of the following lifecycle states:
1. Pending / deposited
2. Active
3. Exited
4. Slashed
"""
has_pending = any(filter(spec.is_eligible_for_activation_queue, state.validators))
current_epoch = spec.get_current_epoch(state)
has_active = any(filter(lambda v: spec.is_active_validator(v, current_epoch), state.validators))
has_exited = any(get_exited_validators(spec, state))
has_slashed = any(filter(lambda v: v.slashed, state.validators))
return has_pending and has_active and has_exited and has_slashed