nucypher/tests/unit/test_registry_basics.py

94 lines
3.4 KiB
Python

"""
This file is part of nucypher.
nucypher is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
nucypher is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with nucypher. If not, see <https://www.gnu.org/licenses/>.
"""
import pytest
from nucypher.blockchain.eth.interfaces import BaseContractRegistry
from nucypher.blockchain.eth.registry import LocalContractRegistry, InMemoryContractRegistry
def test_contract_registry(tempfile_path):
# ABC
with pytest.raises(TypeError):
BaseContractRegistry(filepath='test')
with pytest.raises(BaseContractRegistry.RegistryError):
bad_registry = LocalContractRegistry(filepath='/fake/file/path/registry.json')
bad_registry.search(contract_address='0xdeadbeef')
# Tests everything is as it should be when initially created
test_registry = LocalContractRegistry(filepath=tempfile_path)
assert test_registry.read() == list()
registry_id = test_registry.id
assert test_registry.id == registry_id
# Test contract enrollment and dump_chain
test_name = 'TestContract'
test_addr = '0xDEADBEEF'
test_abi = ['fake', 'data']
test_version = "some_version"
test_registry.enroll(contract_name=test_name,
contract_address=test_addr,
contract_abi=test_abi,
contract_version=test_version)
assert test_registry.id != registry_id
registry_id = test_registry.id
assert test_registry.id == registry_id
# Search by name...
contract_records = test_registry.search(contract_name=test_name)
assert len(contract_records) == 1, 'More than one record for {}'.format(test_name)
assert len(contract_records[0]) == 4, 'Registry record is the wrong length'
name, version, address, abi = contract_records[0]
assert name == test_name
assert address == test_addr
assert abi == test_abi
assert version == test_version
# ...or by address
contract_record = test_registry.search(contract_address=test_addr)
name, version, address, abi = contract_record
assert name == test_name
assert address == test_addr
assert abi == test_abi
assert version == test_version
# Check that searching for an unknown contract raises
with pytest.raises(BaseContractRegistry.UnknownContract):
test_registry.search(contract_name='this does not exist')
current_dataset = test_registry.read()
# Corrupt the registry with a duplicate address
current_dataset.append([test_name, test_addr, test_abi])
test_registry.write(current_dataset)
assert test_registry.id != registry_id
# Check that searching for an unknown contract raises
with pytest.raises(BaseContractRegistry.InvalidRegistry):
test_registry.search(contract_address=test_addr)
# Check id of new registry with the same content
new_registry = InMemoryContractRegistry()
new_registry.write(test_registry.read())
assert new_registry.id == test_registry.id