def test_multiply_numbers_with_different_number_of_digits(self):
number_1 = 12000
number_2 = 56
expected_result = 672000
k = Karatsuba()
returned_result = k.multiply(number_1,number_2)
self.assertEquals(expected_result,returned_result)
def test_multiply_one_number_with_one_digit(self):
number_1 = 1200
number_2 = 2
expected_result = 2400
k = Karatsuba()
returned_result = k.multiply(number_1,number_2)
self.assertEquals(expected_result,returned_result)
def test_multiply(self):
number_1 = 1234
number_2 = 5678
expected_result = 7006652
k = Karatsuba()
returned_result = k.multiply(number_1,number_2)
self.assertEquals(expected_result,returned_result)
