#include <math.h>
#include <stddef.h>
#include "ts.h"

bool ts_test_relative_volatility( void )
{
    fp_t const x0[] = { 10, 10, 10, 10, 20, 20, 20 };
    fp_t const * const x[] = { x0 };

    /* k=3, offset=2, y_n=5 */
    /* y[2]: [10,10,10] -> 0 (overwritten by xi=3: also [10,10,10] -> 0) */
    /* y[3]: [10,10,20] mean=13.33, sd=4.71 -> 35.355339 */
    /* y[4]: [10,20,20] mean=16.67, sd=4.71 -> 28.284271 */
    /* y[5]: [20,20,20] -> 0 */
    /* y[6]: not written -> 0 */
    fp_t const e[] = { 0.0, 35.355339, 28.284271, 0.0, 0.0 };
    fp_t const * const exp[1] = { e };

    uint_t k = 3;
    return ts_test(ts_relative_volatility, ts_relative_volatility_offset, x, exp, sizeof( x0 ) / sizeof( *x0 ), (ts_constant_t *)&k, &ts_relative_volatility_p);
}