from pathlib import Path


def test_new_standalone_files_do_not_reference_old_ssm_method_paths():
    forbidden = [
        "spatial_ssm_memory",
        "df_video_ssm_memory",
        "StateSpaceSpatialMemoryMinecraft",
        "ssm_memory_ckpt_path",
        "dememwm_compression",
    ]
    for rel in ["algorithms/worldmem/dememwm_memory_dit.py", "algorithms/worldmem/dememwm/algorithm.py", "configurations/algorithm/dememwm_memory_dit.yaml"]:
        text = Path(rel).read_text()
        for token in forbidden:
            assert token not in text, f"{token} leaked into {rel}"


def test_legacy_ssm_bridge_scaffold_is_not_present():
    assert not Path("algorithms/worldmem/models/dememwm_compression.py").exists()
    assert not Path("algorithms/worldmem/df_video_ssm_memory.py").exists()
    assert not Path("algorithms/worldmem/models/spatial_ssm_memory.py").exists()