% /*-----------------------------------------------------------------*/
% /*! 
%   \file ttime_str_utc_to_jd_tdb.m
%   \brief Check if calceph_time_str_utc_to_jd_tdb works.
% 
%   \author  M. Gastineau 
%            Astronomie et Systemes Dynamiques, LTE, CNRS, Observatoire de Paris. 
% 
%    Copyright, 2025, CNRS
%    email of the author : Mickael.Gastineau@obspm.fr
% */
% /*-----------------------------------------------------------------*/
%  
% /*-----------------------------------------------------------------*/
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%  /*-----------------------------------------------------------------*/


% /*-----------------------------------------------------------------*/
% /* main program */
% /*-----------------------------------------------------------------*/
function res = ttime_str_utc_to_jd_tdb() 
        
        peph = CalcephBin.open(openfiles('../../tests/example_lsk.tls'));
        peph.time_set_relationship_tt_tdb(1);
        [jd0, jdfrac] = peph.time_str_utc_to_jd_tdb("1988 June 13, 12:29:48 ");
        res1 = check_jd(2447326,0.0213447287678719, jd0, jdfrac)
        res = 1-res1
        peph.close();
end


% check the result for the julian day
function res = check_jd(jd0e, jdfrace, jd0c, jdfracc)
        res = 0
        if (abs((jd0c-jd0e)+(jdfracc-jdfrace))>1E-6)
            printf('expected date: %23.16E %23.16E\n', jd0c, jdfracc);
            printf('computed date: %23.16E %23.16E\n', jd0e, jdfrace);
            res = 1;
            error("invalid julian date")
        end
end


%!assert (ttime_str_utc_to_jd_tdb()==1)
 
