def test_load_validation_plugin_raises_with_invalid_subclass(monkeypatch):
# Monkeypatch entry_point.load to return something other than a
# ValidationRules instance
from bigchaindb import config_utils
import time
monkeypatch.setattr(
config_utils, 'iter_entry_points', lambda *args:
[type('entry_point', (object, ), {'load': lambda: object})])
with pytest.raises(TypeError):
# Since the function is decorated with `lru_cache`, we need to
# "miss" the cache using a name that has not been used previously
config_utils.load_validation_plugin(str(time.time()))
def test_load_validation_plugin_raises_with_invalid_subclass(monkeypatch):
# Monkeypatch entry_point.load to return something other than a
# ValidationRules instance
from bigchaindb import config_utils
import time
monkeypatch.setattr(config_utils,
'iter_entry_points',
lambda *args: [type('entry_point', (object, ), {'load': lambda: object})])
with pytest.raises(TypeError):
# Since the function is decorated with `lru_cache`, we need to
# "miss" the cache using a name that has not been used previously
config_utils.load_validation_plugin(str(time.time()))
def __init__(self, connection=None):
"""Initialize the Bigchain instance
A Bigchain instance has several configuration parameters (e.g. host).
If a parameter value is passed as an argument to the Bigchain
__init__ method, then that is the value it will have.
Otherwise, the parameter value will come from an environment variable.
If that environment variable isn't set, then the value
will come from the local configuration file. And if that variable
isn't in the local configuration file, then the parameter will have
its default value (defined in bigchaindb.__init__).
Args:
connection (:class:`~bigchaindb.backend.connection.Connection`):
A connection to the database.
"""
config_utils.autoconfigure()
self.mode_commit = BROADCAST_TX_COMMIT
self.mode_list = (BROADCAST_TX_ASYNC, BROADCAST_TX_SYNC,
self.mode_commit)
self.tendermint_host = bigchaindb.config['tendermint']['host']
self.tendermint_port = bigchaindb.config['tendermint']['port']
self.endpoint = 'http://{}:{}/'.format(self.tendermint_host,
self.tendermint_port)
validationPlugin = bigchaindb.config.get('validation_plugin')
if validationPlugin:
self.validation = config_utils.load_validation_plugin(
validationPlugin)
else:
self.validation = BaseValidationRules
self.connection = connection if connection else backend.connect(
**bigchaindb.config['database'])
def __init__(self, connection=None):
"""Initialize the Bigchain instance
A Bigchain instance has several configuration parameters (e.g. host).
If a parameter value is passed as an argument to the Bigchain
__init__ method, then that is the value it will have.
Otherwise, the parameter value will come from an environment variable.
If that environment variable isn't set, then the value
will come from the local configuration file. And if that variable
isn't in the local configuration file, then the parameter will have
its default value (defined in bigchaindb.__init__).
Args:
connection (:class:`~bigchaindb.backend.connection.Connection`):
A connection to the database.
"""
config_utils.autoconfigure()
self.mode_commit = 'broadcast_tx_commit'
self.mode_list = ('broadcast_tx_async',
'broadcast_tx_sync',
self.mode_commit)
self.tendermint_host = bigchaindb.config['tendermint']['host']
self.tendermint_port = bigchaindb.config['tendermint']['port']
self.endpoint = 'http://{}:{}/'.format(self.tendermint_host, self.tendermint_port)
validationPlugin = bigchaindb.config.get('validation_plugin')
if validationPlugin:
self.validation = config_utils.load_validation_plugin(validationPlugin)
else:
self.validation = BaseValidationRules
self.connection = connection if connection else backend.connect(**bigchaindb.config['database'])
def test_load_validation_plugin_raises_with_unknown_name():
from pkg_resources import ResolutionError
from bigchaindb import config_utils
with pytest.raises(ResolutionError):
config_utils.load_validation_plugin('bogus')
def test_load_validation_plugin_loads_default_rules_without_name():
from bigchaindb import config_utils
from bigchaindb.validation import BaseValidationRules
assert config_utils.load_validation_plugin() == BaseValidationRules
def test_load_validation_plugin_raises_with_unknown_name():
from pkg_resources import ResolutionError
from bigchaindb import config_utils
with pytest.raises(ResolutionError):
config_utils.load_validation_plugin('bogus')
def test_load_validation_plugin_loads_default_rules_without_name():
from bigchaindb import config_utils
from bigchaindb.validation import BaseValidationRules
assert config_utils.load_validation_plugin() == BaseValidationRules