def METHOD_NAME(ecs_example):
    """Test ecs_example with fixed step and inhomogeneous tortuosity methods"""
    (h, rxd, data, save_path), make_model = ecs_example
    model = make_model(lambda x, y, z: 0.2, 1.6)
    h.finitialize(-65)
    h.continuerun(1000)
    if not save_path:
        max_err = compare_data(data)
        assert max_err < tol