public void EmployeeListerTest()
        {
            Employee cody = new Employee()
            {
                FirstName = "Cody", SecondName = "Newman", JobTitle = "Student"
            };
            Employee connor = new Employee()
            {
                FirstName = "Copnnor", SecondName = "Newman", JobTitle = "Student"
            };
            Employee sean = new Employee()
            {
                FirstName = "Sean", SecondName = "Newman", JobTitle = "Software Developer"
            };

            PersonListener <Employee> employeeListener = new PersonListener <Employee>(cody, connor, sean);

            string[] list = employeeListener.List();
            Assert.AreEqual(3, list.Count());
        }
        public void PersonListerTest()
        {
            Person cody = new Person()
            {
                FirstName = "Cody", SecondName = "Newman"
            };
            Person connor = new Person()
            {
                FirstName = "Copnnor", SecondName = "Newman"
            };
            Person sean = new Person()
            {
                FirstName = "Sean", SecondName = "Newman"
            };

            PersonListener <Person> personListener = new PersonListener <Person>(cody, connor, sean);

            string[] list = personListener.List();
            Assert.AreEqual(3, list.Count());
        }