libsbmlcs.Model.createConstraint C# (CSharp) Method

        public Constraint createConstraint()
        {
            IntPtr cPtr = libsbmlPINVOKE.Model_createConstraint(swigCPtr);
            Constraint ret = (cPtr == IntPtr.Zero) ? null : new Constraint(cPtr, false);
            return ret;
        }

 public void test_Constraint_ancestor_create()
 {
     Model m = new Model(2,4);
       Constraint ct = m.createConstraint();
       ListOf lo = m.getListOfConstraints();
       assertTrue( ct.getAncestorOfType(libsbml.SBML_MODEL) == m );
       assertTrue( ct.getAncestorOfType(libsbml.SBML_LIST_OF) == lo );
       assertTrue( ct.getAncestorOfType(libsbml.SBML_DOCUMENT) == null );
       assertTrue( ct.getAncestorOfType(libsbml.SBML_EVENT) == null );
       Constraint obj = m.getConstraint(0);
       assertTrue( obj.getAncestorOfType(libsbml.SBML_MODEL) == m );
       assertTrue( obj.getAncestorOfType(libsbml.SBML_LIST_OF) == lo );
       assertTrue( obj.getAncestorOfType(libsbml.SBML_DOCUMENT) == null );
       assertTrue( obj.getAncestorOfType(libsbml.SBML_EVENT) == null );
 }