def test_dummy_store_backend():
# Verify that registering an external store backend works.
backend_name = "dsb"
register_store_backend(backend_name, DummyStoreBackend)
assert (backend_name, DummyStoreBackend) in _STORE_BACKENDS.items()
backend_obj = _store_backend_factory(backend_name, "dummy_location")
assert isinstance(backend_obj, DummyStoreBackend)
def test_dummy_store_backend():
# Verify that registering an external store backend works.
backend_name = "dsb"
register_store_backend(backend_name, DummyStoreBackend)
assert (backend_name, DummyStoreBackend) in _STORE_BACKENDS.items()
backend_obj = _store_backend_factory(backend_name, "dummy_location")
assert isinstance(backend_obj, DummyStoreBackend)
def test_instanciate_incomplete_store_backend():
# Verify that registering an external incomplete store backend raises an
# exception when one tries to instanciate it.
backend_name = "isb"
register_store_backend(backend_name, IncompleteStoreBackend)
assert (backend_name, IncompleteStoreBackend) in _STORE_BACKENDS.items()
with raises(TypeError) as excinfo:
_store_backend_factory(backend_name, "fake_location")
excinfo.match(r"Can't instantiate abstract class "
"IncompleteStoreBackend with abstract methods*")
def test_instanciate_incomplete_store_backend():
# Verify that registering an external incomplete store backend raises an
# exception when one tries to instanciate it.
backend_name = "isb"
register_store_backend(backend_name, IncompleteStoreBackend)
assert (backend_name, IncompleteStoreBackend) in _STORE_BACKENDS.items()
with raises(TypeError) as excinfo:
_store_backend_factory(backend_name, "fake_location")
excinfo.match(r"Can't instantiate abstract class "
"IncompleteStoreBackend with abstract methods*")
def test_register_invalid_store_backends_object():
# verify the right exceptions are raised when passing a wrong backend
# object.
with raises(ValueError) as excinfo:
register_store_backend("fs", None)
excinfo.match(r'Store backend should inherit StoreBackendBase*')
def test_register_invalid_store_backends_key(invalid_prefix):
# verify the right exceptions are raised when passing a wrong backend key.
with raises(ValueError) as excinfo:
register_store_backend(invalid_prefix, None)
excinfo.match(r'Store backend name should be a string*')
def test_register_invalid_store_backends_object():
# verify the right exceptions are raised when passing a wrong backend
# object.
with raises(ValueError) as excinfo:
register_store_backend("fs", None)
excinfo.match(r'Store backend should inherit StoreBackendBase*')
def test_register_invalid_store_backends_key(invalid_prefix):
# verify the right exceptions are raised when passing a wrong backend key.
with raises(ValueError) as excinfo:
register_store_backend(invalid_prefix, None)
excinfo.match(r'Store backend name should be a string*')
