mirror of
https://github.com/donnemartin/interactive-coding-challenges
synced 2026-01-03 07:58:02 +00:00
39 lines
857 B
Python
39 lines
857 B
Python
import unittest
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class TestBstValidate(unittest.TestCase):
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def test_bst_validate_empty(self):
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bst = BstValidate(None)
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bst.validate()
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def test_bst_validate(self):
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bst = BstValidate(Node(5))
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bst.insert(8)
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bst.insert(5)
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bst.insert(6)
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bst.insert(4)
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bst.insert(7)
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self.assertEqual(bst.validate(), True)
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bst = BstValidate(Node(5))
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left = Node(5)
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right = Node(8)
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invalid = Node(20)
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bst.root.left = left
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bst.root.right = right
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bst.root.left.right = invalid
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self.assertEqual(bst.validate(), False)
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print('Success: test_bst_validate')
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def main():
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test = TestBstValidate()
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test.assertRaises(TypeError, test.test_bst_validate_empty)
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test.test_bst_validate()
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if __name__ == '__main__':
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main()
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