public void TestMethod1()
        {
            IProgrammer programmer = new Programmer();
            IProductOwner po = new ProductOwner();

            programmer.Setname("Fran");
            po.Setname("Fran");

            var employee1 = new Employee(programmer);
            var employee2 = new Employee(po);

            var obtained = employee1.WriteNameEmployee();
            var obtained2 = employee2.WriteNameEmployee();

            Assert.AreEqual(obtained, programmer.Getname());
            Assert.AreEqual(obtained2, po.Getname());
        }