libsbml.Model.addSpecies C# (CSharp) Method

        public int addSpecies(Species s)
        {
            int ret = libsbmlPINVOKE.Model_addSpecies(swigCPtr, Species.getCPtr(s));
            return ret;
        }

 public void test_Model_addSpecies5()
 {
     Model m = new  Model(2,2);
       Species s = new  Species(2,2);
       s.setId( "s");
       s.setCompartment( "c");
       Species s1 = new  Species(2,2);
       s1.setId( "s");
       s1.setCompartment( "c");
       int i = m.addSpecies(s);
       assertTrue( i == libsbml.LIBSBML_OPERATION_SUCCESS );
       assertTrue( m.getNumSpecies() == 1 );
       i = m.addSpecies(s1);
       assertTrue( i == libsbml.LIBSBML_DUPLICATE_OBJECT_ID );
       assertTrue( m.getNumSpecies() == 1 );
       s = null;
       s1 = null;
       m = null;
 }