def METHOD_NAME(trivariate_data, trend, test_type, kernel, bandwidth, force_int):
    y, x = trivariate_data
    res = phillips_ouliaris(
        y,
        x,
        trend=trend,
        test_type=test_type,
        kernel=kernel,
        bandwidth=bandwidth,
        force_int=force_int,
    )
    assert isinstance(res.stat, float)