1 """An example unittest copied from python tutorial.""" 2 3 import random 4 import unittest 5 import traceback 6 7 class SequenceFunctionsTestCase(unittest.TestCase): 8 9 def setUp(self): 10 #traceback.print_stack() 11 self.seq = range(10) 12 13 def tearDown(self): 14 #traceback.print_stack() 15 pass 16 17 def test_shuffle(self): 18 # make sure the shuffled sequence does not lose any elements 19 random.shuffle(self.seq) 20 self.seq.sort() 21 self.assertEqual(self.seq, range(10)) 22 23 def test_choice(self): 24 element = random.choice(self.seq) 25 self.assertTrue(element in self.seq) 26 27 def test_sample(self): 28 self.assertRaises(ValueError, random.sample, self.seq, 20) 29 for element in random.sample(self.seq, 5): 30 self.assertTrue(element in self.seq) 31 32 def getCategories(self): 33 return [] 34 35 if __name__ == '__main__': 36 unittest.main() 37
