test_state.py

        StateFilters to include more state types (for the sake of cache hit rate).
        """

        self.assertEqual(StateFilter.all().return_expanded(), StateFilter.all())

        self.assertEqual(StateFilter.none().return_expanded(), StateFilter.none())

        # Concrete-only state filters stay the same
        # (Case: mixed filter)
        self.assertEqual(
            StateFilter.freeze(
                {
                    EventTypes.Member: {"@wombat:test", "@alicia:test"},
                    "some.other.state.type": {""},
                },
                include_others=False,
            ).return_expanded(),
            StateFilter.freeze(
                {
                    EventTypes.Member: {"@wombat:test", "@alicia:test"},
                    "some.other.state.type": {""},
                },
                include_others=False,
            ),
        )

        # Concrete-only state filters stay the same
        # (Case: non-member-only filter)
        self.assertEqual(
            StateFilter.freeze(
                {"some.other.state.type": {""}}, include_others=False
            ).return_expanded(),
            StateFilter.freeze({"some.other.state.type": {""}}, include_others=False),
        )

        # Concrete-only state filters stay the same
        # (Case: member-only filter)
        self.assertEqual(
            StateFilter.freeze(
                {
                    EventTypes.Member: {"@wombat:test", "@alicia:test"},
                },
                include_others=False,
            ).return_expanded(),
            StateFilter.freeze(
                {
                    EventTypes.Member: {"@wombat:test", "@alicia:test"},
                },
                include_others=False,
            ),
        )

        # Wildcard member-only state filters stay the same
        self.assertEqual(
            StateFilter.freeze(
                {EventTypes.Member: None},
                include_others=False,
            ).return_expanded(),
            StateFilter.freeze(
                {EventTypes.Member: None},
                include_others=False,
            ),
        )

        # If there is a wildcard in the non-member portion of the filter,
        # it's expanded to include ALL non-member events.
        # (Case: mixed filter)
        self.assertEqual(
            StateFilter.freeze(
                {
                    EventTypes.Member: {"@wombat:test", "@alicia:test"},
                    "some.other.state.type": None,
                },
                include_others=False,
            ).return_expanded(),
            StateFilter.freeze(
                {EventTypes.Member: {"@wombat:test", "@alicia:test"}},
                include_others=True,
            ),
        )

        # If there is a wildcard in the non-member portion of the filter,
        # it's expanded to include ALL non-member events.
        # (Case: non-member-only filter)
        self.assertEqual(
            StateFilter.freeze(
                {
                    "some.other.state.type": None,
                },
                include_others=False,
            ).return_expanded(),
            StateFilter.freeze({EventTypes.Member: set()}, include_others=True),
        )
        self.assertEqual(
            StateFilter.freeze(
                {
                    "some.other.state.type": None,
                    "yet.another.state.type": {"wombat"},
                },
                include_others=False,
            ).return_expanded(),
            StateFilter.freeze({EventTypes.Member: set()}, include_others=True),
        )