def test_zero(self):
num1 = "0"
num2 = "0"
expected = "0"
self.assertEqual(utils.string_addition_new_final(num1, num2), expected)
def test_534543_and_0(self):
num1 = "534543"
num2 = "0"
expected = "534543"
self.assertEqual(utils.string_addition_new_final(num1, num2), expected)
def test_99999999999999999(self):
num1 = "99999999999999999"
num2 = "99999999999999999"
expected = "199999999999999998"
self.assertEqual(utils.string_addition_new_final(num1, num2), expected)
def test_123560005656_and_534543(self):
num1 = "123560005656"
num2 = "534543"
expected = "123560540199"
self.assertEqual(utils.string_addition_new_final(num1, num2), expected)
def test_positive(self):
num1 = "10000"
num2 = "334343434"
expected = "334353434"
self.assertEqual(utils.string_addition_new_final(num1, num2), expected)
