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62 lines
1.6 KiB
62 lines
1.6 KiB
2 years ago
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import unittest
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from merge.imlementation import merge, mergesort
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from typing import List
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class MergeTestCase(unittest.TestCase):
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def test_merge_minimal(self):
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self.assertEqual(
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merge([], []),
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[],
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)
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def test_merge_one(self):
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self.assertEqual(merge([301], []), [301])
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self.assertEqual(merge([-301], []), [-301])
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self.assertEqual(merge([], [-31]), [-31])
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self.assertEqual(merge([], [31]), [31])
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def test_merge_two(self):
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self.assertEqual(merge([301], [1]), [1, 301])
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self.assertEqual(merge([1], [301]), [1, 301])
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self.assertEqual(merge([-301, 1], []), [-301, 1])
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self.assertEqual(merge([], [-301, 1]), [-301, 1])
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def test_mergesort_minimal(self):
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self.assertEqual(
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mergesort([]),
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[],
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)
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def test_mergesort_one(self):
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self.assertEqual(mergesort([3]), [3])
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self.assertEqual(mergesort([-3]), [-3])
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def test_mergesort_two(self):
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self.assertEqual(mergesort([1, 3]), [1, 3])
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self.assertEqual(mergesort([3, 1]), [1, 3])
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self.assertEqual(
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mergesort([3, 3]),
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[3, 3],
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)
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def test_small(self):
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self.assertEqual(
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mergesort([3, 3, 1, 2, 4, 6, 2, 4]),
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[1, 2, 2, 3, 3, 4, 4, 6],
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)
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def test_small2(self):
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self.assertEqual(
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mergesort([3, -3, 1, 2, 4, -6, 2, 4]),
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[-6, -3, 1, 2, 2, 3, 4, 4],
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)
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# def test_forbidden(self):
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# self.assertEqual(
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# mergesort(["a", "b", 3]),
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# ["a", "b", 3],
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# )
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