def METHOD_NAME(self):
    """
    Test :func:`colour.temperature.krystek1985.CCT_to_uv_Krystek1985`
    definition nan support.
    """
    cases = [-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]
    CCT_to_uv_Krystek1985(cases)