/*
 * The Spar Library -  
 * Copyright (C) 2000,2001 Davide Angelocola <davide178@inwind.it>
 *
 * This library 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 2.1 of the License.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA  02111-1307, USA.
 *
 */

#include <spar/sl_test.h>
#include <spar/sl_io.h>
#include <spar/sl_math_library.h>

static sl_size __tests_passed;
static sl_size __tests_failed;
static sl_size __tests;

static bool __is_test_init = false;

int
sl_test_init (void)
{
  sl_assert (__is_test_init != true);

  __tests_passed = 0;
  __tests_failed = 0;
  __tests = 0;

  __is_test_init = true;

  return SL_SUCCESS;
}

int
sl_test_re_init (void)
{
  __tests_passed = 0;
  __tests_failed = 0;
  __tests = 0;

  __is_test_init = false;

  return sl_test_init ();
}

int
sl_test_double (double result, double expected)
{
  __tests += 1;

  if (result != expected)
    {
      __tests_failed += 1;

      return SL_ERROR;
    }
  else
    {
      __tests_passed += 1;

      return SL_SUCCESS;
    }
}

int
sl_test_double_with_message (const char *msg, double result, double expected)
{
  __tests += 1;

  if (result != expected)
    {
      __tests_failed += 1;
      sl_writeln ("TEST '%s': failed.", msg);

      return SL_ERROR;
    }
  else
    {
      __tests_passed += 1;
      sl_writeln ("TEST '%s': passed.", msg);

      return SL_SUCCESS;
    }
}

int
sl_test_complex (sl_complex result, sl_complex expected)
{
  __tests += 1;

  if (sl_complex_is_not_equal (result, expected))
    {
      __tests_failed += 1;

      return SL_ERROR;
    }
  else
    {
      __tests_passed += 1;

      return SL_SUCCESS;
    }
}
int
sl_test_complex_with_message (const char *msg, sl_complex result,
			      sl_complex expected)
{
  __tests += 1;

  if (sl_complex_is_not_equal (result, expected))
    {
      __tests_failed += 1;
      sl_writeln ("TEST '%s': failed.", msg);

      return SL_ERROR;
    }
  else
    {
      __tests_passed += 1;
      sl_writeln ("TEST '%s': passed.", msg);

      return SL_SUCCESS;
    }
}

int
sl_test_summary_with_message (const char *msg)
{
  sl_assert (msg != NULL);

  sl_writeln ("Test summary for '%s'", msg);
  sl_writeln ("");
  sl_writeln ("Tests       : %u", __tests);
  sl_writeln ("Tests failed: %u (%g%%)", __tests_failed,
	      (double) (__tests_failed / __tests) * 100.);

  sl_writeln ("Tests passed: %u (%g%%)", __tests_passed,
	      (double) (__tests_passed / __tests) * 100.);

  return sl_test_re_init ();
}