def test_total_jhon(self):
"""this test will verify if the method
total will return the correct response"""
obj = LineItem('banana', 4, .5)
response = obj.total()
self.assertEqual(response, 2.0)
def test_total_ana(self):
"""this test will verify if the method
total will return the correct response"""
obj = LineItem('apple', 10, 1.5)
response = obj.total()
self.assertEqual(response, 15.0)