public XEmployee FifthTestFunction(Employee employee)
 {
     return new XEmployee() { Name = employee.Name, Age = employee.Age };
 }
 public int SixTestFunction(Employee strParameter1, Employee strParamater2)
 {
     return strParameter1.Name.CompareTo(strParamater2.Name);
 }
 public bool FourthTestFunction(Employee employee)
 {
     return employee.Age < 27;
 }