public void TestIndex()
 {
     ContactsController controller = new ContactsController(_repository);
     JsonResult result = controller.Index() as JsonResult;
     List<Contact> contacts = result.Data as List<Contact>;
     Assert.AreEqual(3, contacts.Count());
 }
 public void TestDeleteIndex()
 {
     const int contactId = 1;
     ContactsController controller = new ContactsController(_repository);
     JsonResult result = controller.Delete(contactId) as JsonResult;
     result = controller.Index() as JsonResult;
     List<Contact> contacts = result.Data as List<Contact>;
     Assert.AreEqual(2, contacts.Count());
 }