public void test_AlgebraicRule_createWithFormula()
 {
     ASTNode math;
       string formula;
       Rule ar = new  AlgebraicRule(2,4);
       ar.setFormula( "1 + 1");
       assertTrue( ar.getTypeCode() == libsbml.SBML_ALGEBRAIC_RULE );
       assertTrue( ar.getMetaId() == "" );
       math = ar.getMath();
       assertTrue( math != null );
       formula = libsbml.formulaToString(math);
       assertTrue( formula != null );
       assertTrue((  "1 + 1" == formula ));
       assertTrue(( formula == ar.getFormula() ));
       ar = null;
 }
 public void test_AlgebraicRule_createWithMath()
 {
     ASTNode math = libsbml.parseFormula("1 + 1");
       Rule ar = new  AlgebraicRule(2,4);
       ar.setMath(math);
       assertTrue( ar.getTypeCode() == libsbml.SBML_ALGEBRAIC_RULE );
       assertTrue( ar.getMetaId() == "" );
       assertTrue((  "1 + 1" == ar.getFormula() ));
       assertTrue( ar.getMath() != math );
       ar = null;
 }