OpenBLAS/utest/test_ismin.c

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#include "openblas_utest.h"

#define ELEMENTS 50
#define INCREMENT 2

#ifdef BUILD_SINGLE
CTEST(ismin, positive_step_2){
	blasint i;
  blasint N = ELEMENTS, inc = INCREMENT;
  float x[ELEMENTS * INCREMENT];
  for (i = 0; i < N * inc; i ++) {
    x[i] = i + 1000;
  }

  x[8 * inc] = 0;
  blasint index = BLASFUNC(ismin)(&N, x, &inc);
  ASSERT_EQUAL(9, index);
}

CTEST(ismin, negative_step_2){
	blasint i;
  blasint N = ELEMENTS, inc = INCREMENT;
  float x[ELEMENTS * INCREMENT];
  for (i = 0; i < N * inc; i ++) {
    x[i] = - i - 1000;
  }

  x[8 * inc] = -123456.0f;
  blasint index = BLASFUNC(ismin)(&N, x, &inc);
  ASSERT_EQUAL(9, index);
}

CTEST(ismax, positive_step_2){
	blasint i;
  blasint N = ELEMENTS, inc = INCREMENT;
  float x[ELEMENTS * INCREMENT];
  for (i = 0; i < N * inc; i ++) {
    x[i] = i + 1000;
  }

  x[8 * inc] = 123456.0f;
  blasint index = BLASFUNC(ismax)(&N, x, &inc);
  ASSERT_EQUAL(9, index);
}

CTEST(ismax, negative_step_2){
	blasint i;
  blasint N = ELEMENTS, inc = INCREMENT;
  float x[ELEMENTS * INCREMENT];
  for (i = 0; i < N * inc; i ++) {
    x[i] = - i - 1000;
  }

  x[8 * inc] = 0;
  blasint index = BLASFUNC(ismax)(&N, x, &inc);
  ASSERT_EQUAL(9, index);
}
#endif