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dft_tools/c++/plovasp/atm/test/testing.hpp
Oleg E. Peil 88dc1eeb78 Added a simple C-test of the ATM library
The tests are build to be executed by CMake test functionality.
2016-03-09 18:56:59 +01:00

92 lines
1.8 KiB
C++

#include <cstdio>
#include <cstring>
#include <cmath>
#define ASSERT(cond, message) if(!(cond)) { \
printf("*** Fail: %s\n", message); return 1;}
//
// Functions defined in 'atm_c' library
//
extern int dos_corner_weights(double en, double *eigs, int *inds,
double *ci);
extern int dos_tet_weights(double en, double *eigs, int *inds,
double *ct);
extern int dos_reorder(double en, double *e, int *inds);
int check_reorder_flag(int flag, int flag_should);
int check_reorder_inds(int *inds, int *inds_should);
int check_weights_result(double *res, double *r_should);
//
// Test templates
//
int check_reorder_flag(int flag, int flag_should)
{
char mess[128];
sprintf(mess, "Reorder flag should be %d and not %d", flag_should, flag);
ASSERT(flag == flag_should, mess);
return 0;
}
int check_reorder_inds(int *inds, int *inds_should)
{
char mess[128], tmp[128], numb[128];
int i, flag;
strcpy(mess, "Inds should be ");
numb[0] = '\0';
flag = 1;
for(i = 0; i < 4; i++)
{
if(inds_should[i] != inds[i]) flag = 0;
sprintf(tmp, " %d", inds_should[i]);
strcat(numb, tmp);
}
strcat(mess, numb);
strcat(mess, " and not");
numb[0] = '\0';
for(i = 0; i < 4; i++)
{
sprintf(tmp, " %d", inds[i]);
strcat(numb, tmp);
}
strcat(mess, numb);
ASSERT(flag, mess);
return 0;
}
int check_weights_result(double *res, double *r_should)
{
const double tol = 1e-14;
int i, flag;
char mess[128], tmp[128];
flag = 1;
for(i = 0; i < 4; i++)
{
if(fabs(r_should[i] - res[i]) > tol)
{
flag = 0;
break;
}
}
strcpy(mess, "Success");
if(!flag)
{
sprintf(mess, "res[%d] should be %20.15lf", i, r_should[i]);
sprintf(tmp, " and not %20.15lf", res[i]);
strcat(mess, tmp);
}
ASSERT(flag, mess);
return 0;
}