Source code for swh.objstorage.backends.noop

# Copyright (C) 2021  The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information

from swh.objstorage.objstorage import ObjStorage, timed

# we decorate methods with timed here to make tests pass without special care



[docs]
class NoopObjStorage(ObjStorage):
    """Noop objstorage. Basic implementation which does no operations at all.

    Only intended for test purposes to avoid either memory or i/o operations. This
    allows swh clients to use the swh stack without having to deal with objstorage
    configuration. So users can concentrate on testing the remaining part of the stack
    without the objstorage.

    """

    name: str = "noop"


[docs]
    def check_config(self, *, check_write):
        return True


    @timed
    def __contains__(self, obj_id, *args, **kwargs):
        return False


[docs]
    @timed
    def add(self, content, obj_id, check_presence=True, *args, **kwargs):
        pass



[docs]
    @timed
    def get(self, obj_id, *args, **kwargs):
        return None



[docs]
    def check(self, obj_id, *args, **kwargs):
        pass



[docs]
    def delete(self, obj_id, *args, **kwargs):
        pass