/* See LICENSE file for copyright and license details. */
#include "common.h"
#ifndef TEST


double
libtellurian_distance_radians(double latitude1, double longitude1,
                              double latitude2, double longitude2,
                              double *azimuth1_out, double *azimuth2_out)
{
	double s;
	libtellurian_vincenty_inverse__(latitude1, longitude1,
	                                latitude2, longitude2,
	                                &s, azimuth1_out, azimuth2_out);
	return s;
}


#else


int
main(void)
{
	double rs, ra1, ra2;
	double s, a1, a2;

	libtellurian_vincenty_inverse__(1, 2, 3, 4, &rs, &ra1, &ra2);

	s = libtellurian_distance_radians(1, 2, 3, 4, &a1, &a2);
	ASSERT(s == rs);
	ASSERT(a1 == ra1);
	ASSERT(a2 == ra2);

	s = libtellurian_distance_radians(1, 2, 3, 4, &a1, NULL);
	ASSERT(s == rs);
	ASSERT(a1 == ra1);

	s = libtellurian_distance_radians(1, 2, 3, 4, NULL, &a2);
	ASSERT(s == rs);
	ASSERT(a2 == ra2);

	s = libtellurian_distance_radians(1, 2, 3, 4, NULL, NULL);
	ASSERT(s == rs);

	return 0;
}


#endif