35 lines
885 B
Python
35 lines
885 B
Python
"""An example unittest copied from python tutorial."""
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import random
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import unittest
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import traceback
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class SequenceFunctionsTestCase(unittest.TestCase):
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def setUp(self):
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# traceback.print_stack()
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self.seq = list(range(10))
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def tearDown(self):
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# traceback.print_stack()
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pass
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def test_shuffle(self):
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# make sure the shuffled sequence does not lose any elements
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random.shuffle(self.seq)
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self.seq.sort()
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self.assertEqual(self.seq, list(range(10)))
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def test_choice(self):
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element = random.choice(self.seq)
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self.assertTrue(element in self.seq)
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def test_sample(self):
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self.assertRaises(ValueError, random.sample, self.seq, 20)
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for element in random.sample(self.seq, 5):
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self.assertTrue(element in self.seq)
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if __name__ == '__main__':
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unittest.main()
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