text: /**
   * \file    TestRule.c
   * \brief   Rule unit tests
   * \author  Ben Bornstein
   * 
   * <!--------------------------------------------------------------------------
   * This file is part of libSBML.  Please visit http://sbml.org for more
   * information about SBML, and the latest version of libSBML.
   *
   * Copyright (C) 2013-2014 jointly by the following organizations:
   *     1. California Institute of Technology, Pasadena, CA, USA
   *     2. EMBL European Bioinformatics Institute (EMBL-EBI), Hinxton, UK
   *     3. University of Heidelberg, Heidelberg, Germany
   *
   * Copyright (C) 2009-2013 jointly by the following organizations: 
   *     1. California Institute of Technology, Pasadena, CA, USA
   *     2. EMBL European Bioinformatics Institute (EMBL-EBI), Hinxton, UK
   *  
   * Copyright (C) 2006-2008 by the California Institute of Technology,
   *     Pasadena, CA, USA 
   *  
   * Copyright (C) 2002-2005 jointly by the following organizations: 
   *     1. California Institute of Technology, Pasadena, CA, USA
   *     2. Japan Science and Technology Agency, Japan
   * 
   * 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.  A copy of the license agreement is provided
   * in the file named "LICENSE.txt" included with this software distribution
   * and also available online as http://sbml.org/software/libsbml/license.html
   * ---------------------------------------------------------------------- -->*/
  
  #include <sbml/common/common.h>
  
  #include <sbml/math/FormulaFormatter.h>
  #include <sbml/math/FormulaParser.h>
  
  #include <sbml/SBase.h>
  #include <sbml/Rule.h>
  
  #include <check.h>
  
  
  
  #include <sbml/common/extern.h>
  
  LIBSBML_CPP_NAMESPACE_USE
  
  
  BEGIN_C_DECLS
  
  static Rule_t *R;
  
  
  void
  RuleTest_setup (void)
  {
    R = Rule_createAlgebraic(2, 4);
  
    if (R == NULL)
    {
      fail("Rule_createAlgebraic() returned a NULL pointer.");
    }
  }
  
  
  void
  RuleTest_teardown (void)
  {
    Rule_free(R);
  }
  
  
  START_TEST (test_Rule_init)
  {
    fail_unless( SBase_getTypeCode  ((SBase_t *) R) == SBML_ALGEBRAIC_RULE );
    fail_unless( SBase_getMetaId    ((SBase_t *) R) == NULL );
    fail_unless( SBase_getNotes     ((SBase_t *) R) == NULL );
    fail_unless( SBase_getAnnotation((SBase_t *) R) == NULL );
  
    fail_unless( Rule_getFormula(R) == NULL );
    fail_unless( Rule_getMath   (R) == NULL );
  }
  END_TEST
  
  
  START_TEST (test_Rule_setFormula)
  {
    const char *formula = "k1*X0";
  
  
    Rule_setFormula(R, formula);
  
    fail_unless( !strcmp(Rule_getFormula(R), formula) );
    fail_unless( Rule_isSetFormula(R) == 1 );
  
    if (Rule_getFormula(R) == formula)
    {
      fail("Rule_setFormula(...) did not make a copy of string.");
    }
  
    /* Reflexive case (pathological) */
    Rule_setFormula(R, Rule_getFormula(R));
    fail_unless( !strcmp(Rule_getFormula(R), formula) );
  
    Rule_setFormula(R, "");
    fail_unless( Rule_isSetFormula(R) == 0 );
  
    if (Rule_getFormula(R) != NULL)
    {
      fail("Rule_setFormula(R, NULL) did not clear string.");
    }
  }
  END_TEST
  
  
  START_TEST (test_Rule_setMath)
  {
    ASTNode_t *math = SBML_parseFormula("1 + 1");
  
  
    Rule_setMath(R, math);
  
    fail_unless( Rule_getMath(R) != math );
    fail_unless( Rule_isSetMath(R) );
  
    /* Reflexive case (pathological) */
    Rule_setMath(R, (ASTNode_t *) Rule_getMath(R));
    fail_unless( Rule_getMath(R) != math );
  
    Rule_setMath(R, NULL);
    fail_unless( !Rule_isSetMath(R) );
  
    if (Rule_getMath(R) != NULL)
    {
      fail("Rule_setMath(R, NULL) did not clear ASTNode.");
    }
    ASTNode_free(math);
  }
  END_TEST
  
  
  Suite *
  create_suite_Rule (void)
  {
    Suite *suite = suite_create("Rule");
    TCase *tcase = tcase_create("Rule");
  
  
    tcase_add_checked_fixture( tcase, RuleTest_setup, RuleTest_teardown );
  
    tcase_add_test( tcase, test_Rule_init               );
    tcase_add_test( tcase, test_Rule_setFormula         );
    tcase_add_test( tcase, test_Rule_setMath            );
  
  
    suite_add_tcase(suite, tcase);
  
    return suite;
  }
  
  END_C_DECLS
  
  
  