planetmint/tests/elections/test_election.py
Jürgen Eckel 5b601478fa
initial singleton usage
Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>
2023-04-14 09:59:59 +02:00

227 lines
7.6 KiB
Python

import pytest
from tests.utils import generate_election, generate_validators
from planetmint.abci.block import Block
from transactions.types.elections.election import Election
from transactions.types.elections.chain_migration_election import ChainMigrationElection
from transactions.types.elections.validator_election import ValidatorElection
from planetmint.model.dataaccessor import DataAccessor
@pytest.mark.bdb
def test_process_block_concludes_all_elections(b):
del b.models
b.models = DataAccessor()
b.models.connect()
validators = generate_validators([1] * 4)
b.models.store_validator_set(1, [v["storage"] for v in validators])
new_validator = generate_validators([1])[0]
public_key = validators[0]["public_key"]
private_key = validators[0]["private_key"]
voter_keys = [v["private_key"] for v in validators]
election, votes = generate_election(b, ChainMigrationElection, public_key, private_key, [{"data": {}}], voter_keys)
txs = [election]
total_votes = votes
election, votes = generate_election(
b, ValidatorElection, public_key, private_key, [{"data": new_validator["election"]}], voter_keys
)
txs += [election]
total_votes += votes
b.models.store_abci_chain(1, "chain-X")
b.process_block(1, txs)
b.models.store_block(Block(height=1, transactions=[tx.id for tx in txs], app_hash="")._asdict())
b.models.store_bulk_transactions(txs)
b.process_block(2, total_votes)
validators = b.models.get_validators()
assert len(validators) == 5
assert new_validator["storage"] in validators
chain = b.models.get_latest_abci_chain()
assert chain
assert chain == {
"height": 2,
"is_synced": False,
"chain_id": "chain-X-migrated-at-height-1",
}
for tx in txs:
assert b.models.get_election(tx.id)["is_concluded"]
@pytest.mark.bdb
def test_process_block_approves_only_one_validator_update(b):
validators = generate_validators([1] * 4)
b.models.store_validator_set(1, [v["storage"] for v in validators])
new_validator = generate_validators([1])[0]
public_key = validators[0]["public_key"]
private_key = validators[0]["private_key"]
voter_keys = [v["private_key"] for v in validators]
election, votes = generate_election(
b, ValidatorElection, public_key, private_key, [{"data": new_validator["election"]}], voter_keys
)
txs = [election]
total_votes = votes
another_validator = generate_validators([1])[0]
election, votes = generate_election(
b, ValidatorElection, public_key, private_key, [{"data": another_validator["election"]}], voter_keys
)
txs += [election]
total_votes += votes
b.process_block(1, txs)
b.models.store_block(Block(height=1, transactions=[tx.id for tx in txs], app_hash="")._asdict())
b.models.store_bulk_transactions(txs)
b.process_block(2, total_votes)
validators = b.models.get_validators()
assert len(validators) == 5
assert new_validator["storage"] in validators
assert another_validator["storage"] not in validators
assert b.models.get_election(txs[0].id)["is_concluded"]
assert not b.models.get_election(txs[1].id)["is_concluded"]
@pytest.mark.bdb
def test_process_block_approves_after_pending_validator_update(b):
validators = generate_validators([1] * 4)
b.models.store_validator_set(1, [v["storage"] for v in validators])
new_validator = generate_validators([1])[0]
public_key = validators[0]["public_key"]
private_key = validators[0]["private_key"]
voter_keys = [v["private_key"] for v in validators]
election, votes = generate_election(
b, ValidatorElection, public_key, private_key, [{"data": new_validator["election"]}], voter_keys
)
txs = [election]
total_votes = votes
another_validator = generate_validators([1])[0]
election, votes = generate_election(
b, ValidatorElection, public_key, private_key, [{"data": another_validator["election"]}], voter_keys
)
txs += [election]
total_votes += votes
election, votes = generate_election(b, ChainMigrationElection, public_key, private_key, [{"data": {}}], voter_keys)
txs += [election]
total_votes += votes
b.models.store_abci_chain(1, "chain-X")
b.process_block(1, txs)
b.models.store_block(Block(height=1, transactions=[tx.id for tx in txs], app_hash="")._asdict())
b.models.store_bulk_transactions(txs)
b.process_block(2, total_votes)
validators = b.models.get_validators()
assert len(validators) == 5
assert new_validator["storage"] in validators
assert another_validator["storage"] not in validators
assert b.models.get_election(txs[0].id)["is_concluded"]
assert not b.models.get_election(txs[1].id)["is_concluded"]
assert b.models.get_election(txs[2].id)["is_concluded"]
assert b.models.get_latest_abci_chain() == {
"height": 2,
"chain_id": "chain-X-migrated-at-height-1",
"is_synced": False,
}
@pytest.mark.bdb
def test_process_block_does_not_approve_after_validator_update(b):
validators = generate_validators([1] * 4)
b.models.store_validator_set(1, [v["storage"] for v in validators])
new_validator = generate_validators([1])[0]
public_key = validators[0]["public_key"]
private_key = validators[0]["private_key"]
voter_keys = [v["private_key"] for v in validators]
election, votes = generate_election(
b, ValidatorElection, public_key, private_key, [{"data": new_validator["election"]}], voter_keys
)
txs = [election]
total_votes = votes
b.models.store_block(Block(height=1, transactions=[tx.id for tx in txs], app_hash="")._asdict())
b.process_block(1, txs)
b.models.store_bulk_transactions(txs)
second_election, second_votes = generate_election(
b, ChainMigrationElection, public_key, private_key, [{"data": {}}], voter_keys
)
b.process_block(2, total_votes + [second_election])
b.models.store_block(
Block(height=2, transactions=[v.id for v in total_votes + [second_election]], app_hash="")._asdict()
)
b.models.store_abci_chain(1, "chain-X")
b.process_block(3, second_votes)
assert not b.models.get_election(second_election.id)["is_concluded"]
assert b.models.get_latest_abci_chain() == {"height": 1, "chain_id": "chain-X", "is_synced": True}
@pytest.mark.bdb
def test_process_block_applies_only_one_migration(b):
validators = generate_validators([1] * 4)
b.models.store_validator_set(1, [v["storage"] for v in validators])
public_key = validators[0]["public_key"]
private_key = validators[0]["private_key"]
voter_keys = [v["private_key"] for v in validators]
election, votes = generate_election(b, ChainMigrationElection, public_key, private_key, [{"data": {}}], voter_keys)
txs = [election]
total_votes = votes
election, votes = generate_election(b, ChainMigrationElection, public_key, private_key, [{"data": {}}], voter_keys)
txs += [election]
total_votes += votes
b.models.store_abci_chain(1, "chain-X")
b.process_block(1, txs)
b.models.store_block(Block(height=1, transactions=[tx.id for tx in txs], app_hash="")._asdict())
b.models.store_bulk_transactions(txs)
b.process_block(1, total_votes)
chain = b.models.get_latest_abci_chain()
assert chain
assert chain == {
"height": 2,
"is_synced": False,
"chain_id": "chain-X-migrated-at-height-1",
}
assert b.models.get_election(txs[0].id)["is_concluded"]
assert not b.models.get_election(txs[1].id)["is_concluded"]
def test_process_block_gracefully_handles_empty_block(b):
b.process_block(1, [])