text: #include "soundpipe.h"
  #include "md5.h"
  #include "tap.h"
  #include "test.h"
  
  typedef struct {
      sp_phasor *phs;
  } UserData;
  
  int t_phasor(sp_test *tst, sp_data *sp, const char *hash)
  {
      uint32_t n;
      int fail = 0;
  
      UserData ud;
      sp_phasor_create(&ud.phs);
      sp_phasor_init(sp, ud.phs, 0);
  
      for(n = 0; n < tst->size; n++) {
          sp_phasor_compute(sp, ud.phs, NULL, &sp->out[0]);
          sp_test_add_sample(tst, sp->out[0]);
      }
  
      fail = sp_test_verify(tst, hash);
  
      sp_phasor_destroy(&ud.phs);
  
      if(fail) return SP_NOT_OK;
      else return SP_OK;
  }
  