#include "aubio.h"#include "utils_tests.h" int main (void){  uint_t length = 0;  uint_t n_length = 4, n_types = 10, i, t;  uint_t lengths[4] = { 8, 10, 15, 16 };  char *method = "default";  char *window_types[11] = { "default",    "ones", "rectangle", "hamming", "hanning", "hanningz",    "blackman", "blackman_harris", "gaussian", "welch", "parzen"};   for ( t = 0; t < n_types; t ++ ) {    for ( i = 0; i < n_length; i++)    {      length = lengths[i];      method = window_types[t];       fvec_t * window = new_aubio_window(method, length);       fvec_set_window(window, method);      fprintf(stdout, "length: %d, method: %s, window:, ", length, method);      fvec_print(window);       del_fvec(window);    }  }   assert (new_aubio_window("parzen", -1) == NULL);  assert (new_aubio_window(NULL, length) == NULL);  assert (new_aubio_window("\0", length) == NULL);  return 0;}