libsbmlcs.ASTNode.getUnits C# (CSharp) Method

        public string getUnits()
        {
            string ret = libsbmlPINVOKE.ASTNode_getUnits(swigCPtr);
            return ret;
        }

 public void test_element_cn_units()
 {
     string s = wrapMathMLUnits("<cn sbml:units=\"mole\"> 12345.7 </cn>");
       N = libsbml.readMathMLFromString(s);
       assertTrue( N != null );
       assertTrue( N.getType() == libsbml.AST_REAL );
       assertTrue( N.getReal() == 12345.7 );
       assertTrue( N.getUnits() ==  "mole"    );
       assertTrue( N.getNumChildren() == 0 );
 }