stevedore/stevedore/tests/manager.py

60 lines
2.0 KiB
Python

"""TestExtensionManager
Extension manager used only for testing.
"""
import logging
import warnings
from stevedore import extension
LOG = logging.getLogger(__name__)
class TestExtensionManager(extension.ExtensionManager):
"""ExtensionManager that is explicitly initialized for tests.
.. deprecated:: 0.13
Use the :func:`make_test_instance` class method of the class
being replaced by the test instance instead of using this class
directly.
:param extensions: Pre-configured Extension instances to use
instead of loading them from entry points.
:type extensions: list of :class:`~stevedore.extension.Extension`
:param namespace: The namespace for the entry points.
:type namespace: str
:param invoke_on_load: Boolean controlling whether to invoke the
object returned by the entry point after the driver is loaded.
:type invoke_on_load: bool
:param invoke_args: Positional arguments to pass when invoking
the object returned by the entry point. Only used if invoke_on_load
is True.
:type invoke_args: tuple
:param invoke_kwds: Named arguments to pass when invoking
the object returned by the entry point. Only used if invoke_on_load
is True.
:type invoke_kwds: dict
"""
def __init__(self, extensions,
namespace='test',
invoke_on_load=False,
invoke_args=(),
invoke_kwds={}):
super(TestExtensionManager, self).__init__(namespace,
invoke_on_load,
invoke_args,
invoke_kwds,
)
self.extensions = extensions
warnings.warn(
'TestExtesionManager has been replaced by make_test_instance()',
DeprecationWarning)
def _load_plugins(self, *args, **kwds):
return []