64 lines
2.1 KiB
Python
64 lines
2.1 KiB
Python
import unittest
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from sum_of_multiples import (
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sum_of_multiples,
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)
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# Tests adapted from `problem-specifications//canonical-data.json`
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class SumOfMultiplesTest(unittest.TestCase):
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def test_no_multiples_within_limit(self):
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self.assertEqual(sum_of_multiples(1, [3, 5]), 0)
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def test_one_factor_has_multiples_within_limit(self):
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self.assertEqual(sum_of_multiples(4, [3, 5]), 3)
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def test_more_than_one_multiple_within_limit(self):
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self.assertEqual(sum_of_multiples(7, [3]), 9)
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def test_more_than_one_factor_with_multiples_within_limit(self):
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self.assertEqual(sum_of_multiples(10, [3, 5]), 23)
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def test_each_multiple_is_only_counted_once(self):
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self.assertEqual(sum_of_multiples(100, [3, 5]), 2318)
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def test_a_much_larger_limit(self):
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self.assertEqual(sum_of_multiples(1000, [3, 5]), 233168)
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def test_three_factors(self):
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self.assertEqual(sum_of_multiples(20, [7, 13, 17]), 51)
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def test_factors_not_relatively_prime(self):
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self.assertEqual(sum_of_multiples(15, [4, 6]), 30)
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def test_some_pairs_of_factors_relatively_prime_and_some_not(self):
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self.assertEqual(sum_of_multiples(150, [5, 6, 8]), 4419)
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def test_one_factor_is_a_multiple_of_another(self):
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self.assertEqual(sum_of_multiples(51, [5, 25]), 275)
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def test_much_larger_factors(self):
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self.assertEqual(sum_of_multiples(10000, [43, 47]), 2203160)
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def test_all_numbers_are_multiples_of_1(self):
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self.assertEqual(sum_of_multiples(100, [1]), 4950)
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def test_no_factors_means_an_empty_sum(self):
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self.assertEqual(sum_of_multiples(10000, []), 0)
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def test_the_only_multiple_of_0_is_0(self):
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self.assertEqual(sum_of_multiples(1, [0]), 0)
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def test_the_factor_0_does_not_affect_the_sum_of_multiples_of_other_factors(self):
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self.assertEqual(sum_of_multiples(4, [3, 0]), 3)
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def test_solutions_using_include_exclude_must_extend_to_cardinality_greater_than_3(
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self,
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):
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self.assertEqual(sum_of_multiples(10000, [2, 3, 5, 7, 11]), 39614537)
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if __name__ == "__main__":
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unittest.main()
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