testUtilities.c

/*******************************************************************************
 * This file is part of SWIFT.
 * Copyright (C) 2018 Jacob Kegerreis (jacob.kegerreis@durham.ac.uk)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 ******************************************************************************/

#include "swift.h"
#include "utilities.h"

/**
 * @brief Test generic utility functions
 */
int main(int argc, char *argv[]) {
  /// Test find_value_in_monot_incr_array()
  int n = 100;
  float array[n];
  int index;
  float x;

  // Initialise test array
  for (int j = 0; j < n; j++) {
    array[j] = j;
  }

  // Typical value
  x = 42.42f;
  index = find_value_in_monot_incr_array(x, array, n);
  if (index != 42) {
    error("Failed with a typical value ");
  }

  // Value on array element
  x = 33.f;
  index = find_value_in_monot_incr_array(x, array, n);
  if (index != 33) {
    error("Failed with an array element ");
  }

  // Value below array
  x = -123.f;
  index = find_value_in_monot_incr_array(x, array, n);
  if (index != -1) {
    error("Failed with a value below the array ");
  }

  // Value above array
  x = 123.f;
  index = find_value_in_monot_incr_array(x, array, n);
  if (index != n) {
    error("Failed with a value above the array ");
  }

  // Array slice with typical value
  x = 9.81f;
  n = 10;
  index = find_value_in_monot_incr_array(x, array + 5, n);
  if (index != 4) {
    error("Failed with an array slice ");
  }

  return 0;
}