"""C6 TileCache smoke test — AC-9."""


def test_interface_importable() -> None:
    # Assert
    from gps_denied_onboard.components.c6_tile_cache import (
        DescriptorIndex,
        SectorClassification,
        Tile,
        TileQualityMetadata,
        TileRecord,
        TileStore,
    )

    assert TileStore is not None
    assert DescriptorIndex is not None
    for cls in (Tile, TileQualityMetadata, TileRecord, SectorClassification):
        assert cls is not None