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

bool ts_test_trade_volume_index( void )
{
    fp_t const o[] = { 10, 11, 12, 11, 12, 10, 11, 13, 12, 14 };
    fp_t const h[] = { 12, 13, 14, 12, 14, 11, 12, 15, 14, 16 };
    fp_t const l[] = { 8,  9,  10,  9,  10,  9,  10,  11,  10,  12 };
    fp_t const c[] = { 11, 12, 10, 11, 11, 10, 12, 14, 13, 15 };
    fp_t const v[] = { 100, 200, 300, 400, 500, 300, 200, 400, 300, 500 };

    fp_t const * const x[] = { o, h, l, c, v };

    fp_t e[10] = { 0 };
    {
        fp_t roc = ( c[0] != 0 ) ? ( c[1] - c[0] ) / c[0] : 0;
        e[0] = roc * v[1];
    }
    for( uint_t i = 2; i < 10; ++i )
    {
        fp_t roc = ( c[i - 1] != 0 ) ? ( c[i] - c[i - 1] ) / c[i - 1] : 0;
        e[i - 1] = e[i - 2] + roc * v[i];
    }
    e[9] = e[8];

    fp_t const * const e_arr[1] = { e };

    return ts_test(ts_trade_volume_index, ts_trade_volume_index_offset, x, e_arr, 10, (ts_constant_t *)NULL, &ts_trade_volume_index_p);
}