CMake/Tests/FindGSL/rng/main.cc

25 lines
466 B
C++

#include <math.h>
#include "gsl/gsl_rng.h"
int main()
{
// return code
int retval = 1;
// create a generator
gsl_rng *generator;
generator = gsl_rng_alloc(gsl_rng_mt19937);
// Read a value.
double const Result = gsl_rng_uniform(generator);
// Check value
double const expectedResult( 0.999741748906672 );
if( fabs( expectedResult - Result ) < 1.0e-6 )
retval = 0;
// free allocated memory
gsl_rng_free(generator);
return retval;
}