public ViewVolunteers()
 {
     InitializeComponent();
     _volunteerManager = new VolunteerManager();
     populateVolunteers();
     _volunteer         = new Volunteer();
     cbSort.ItemsSource = _volunteerManager.GetAllSkills();
 }
        public void TestGetAllSkills()
        {
            // arrange
            List <string>     skills;
            IVolunteerManager volunteerManager = new VolunteerManager(_volunteerAccessor);

            // act
            skills = volunteerManager.GetAllSkills();
            // assert
            Assert.AreEqual(2, skills.Count);
        }