class CashRegisterTests(unittest.TestCase):
    def setUp(self):
        self.reg = CashRegister()
        self.item = Item("Fork", 5.10)

    def test_get_count(self):
        self.assertEqual(0, self.reg.get_count())

    def test_get_total(self):
        self.assertEqual(0, self.reg.get_total())

    def test_add_item(self):
        self.reg.add_item(self.item)
        self.assertEqual(1, self.reg.get_count())
        self.assertEqual(5.10, self.reg.get_total())

    def test_display_items(self):
        self.reg.add_item(self.item)
        self.assertEqual("Fork - 5.1", self.reg.display_items())
 def setUp(self):
     self.reg = CashRegister()
     self.item = Item("Fork", 5.10)