def METHOD_NAME(self):
    """Test that dummy impression storage never complains."""
    imp_storage = localhost.LocalhostImpressionsStorage()
    assert imp_storage.put() is None
    assert imp_storage.put('ads') is None
    assert imp_storage.put(3) is None
    assert imp_storage.put([2]) is None
    assert imp_storage.put(object) is None
    assert imp_storage.pop_many() is None
    assert imp_storage.pop_many('ads') is None
    assert imp_storage.pop_many(3) is None
    assert imp_storage.pop_many([2]) is None
    assert imp_storage.pop_many(object) is None