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70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
"""
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You can make the following assumptions about the inputs to the
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'sum_of_multiples' function:
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* All input numbers are non-negative 'int's, i.e. natural numbers
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including zero.
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* A list of factors must be given, and its elements are unique
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and sorted in ascending order.
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"""
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import unittest
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from sum_of_multiples import sum_of_multiples
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# Tests adapted from `problem-specifications//canonical-data.json` @ v1.5.0
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class SumOfMultiplesTest(unittest.TestCase):
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def test_multiples_with_no_factors_in_limit(self):
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self.assertEqual(sum_of_multiples(1, [3, 5]), 0)
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def test_multiples_of_one_factor_within_limit(self):
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self.assertEqual(sum_of_multiples(4, [3, 5]), 3)
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def test_various_multiples_in_limit(self):
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self.assertEqual(sum_of_multiples(7, [3]), 9)
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def test_various_factors_with_multiples_in_limit(self):
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self.assertEqual(sum_of_multiples(10, [3, 5]), 23)
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def test_multiples_counted_only_once(self):
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self.assertEqual(sum_of_multiples(100, [3, 5]), 2318)
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def test_multiples_with_large_limit(self):
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self.assertEqual(sum_of_multiples(1000, [3, 5]), 233168)
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def test_multiples_with_three_factors(self):
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self.assertEqual(sum_of_multiples(20, [7, 13, 17]), 51)
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def test_multiples_with_factors_not_prime(self):
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self.assertEqual(sum_of_multiples(15, [4, 6]), 30)
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def test_multiples_with_factors_prime_and_not(self):
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self.assertEqual(sum_of_multiples(150, [5, 6, 8]), 4419)
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def test_multiples_with_similar_factors(self):
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self.assertEqual(sum_of_multiples(51, [5, 25]), 275)
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def test_multiples_with_large_factors(self):
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self.assertEqual(sum_of_multiples(10000, [43, 47]), 2203160)
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def test_multiples_of_one_will_be_all(self):
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self.assertEqual(sum_of_multiples(100, [1]), 4950)
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def test_multiples_of_an_empty_list(self):
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self.assertEqual(sum_of_multiples(10000, []), 0)
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def test_multiples_of_zero_will_be_none(self):
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self.assertEqual(sum_of_multiples(1, [0]), 0)
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def test_multiples_with_a_zero_factor(self):
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self.assertEqual(sum_of_multiples(4, [0, 3]), 3)
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def test_multiples_of_several_factors(self):
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self.assertEqual(sum_of_multiples(10000,
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[2, 3, 5, 7, 11]), 39614537)
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if __name__ == '__main__':
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unittest.main()
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