Package nltk_lite :: Package contrib :: Package classifier_tests :: Module numrangetests
[hide private]
[frames] | no frames]

Source Code for Module nltk_lite.contrib.classifier_tests.numrangetests

  1  # Natural Language Toolkit - RangeTest 
  2  # 
  3  # Author: Sumukh Ghodke <sumukh dot ghodke at gmail dot com> 
  4  # 
  5  # URL: <http://nltk.sf.net> 
  6  from nltk_lite.contrib.classifier import numrange as r 
  7  from nltk_lite.contrib.classifier_tests import * 
  8   
9 -class RangeTestCase(unittest.TestCase):
10 - def test_within_range(self):
11 _range = r.Range(0, 4) 12 self.assertTrue(_range.includes(0)) 13 self.assertTrue(_range.includes(1)) 14 self.assertTrue(_range.includes(3)) 15 self.assertTrue(_range.includes(3.9999)) 16 self.assertFalse(_range.includes(4)) 17 self.assertFalse(_range.includes(4.1)) 18 19 _new_range = r.Range(0, 4, True) 20 self.assertTrue(_new_range.includes(4)) 21 self.assertFalse(_range.includes(4.1))
22
23 - def test_range_equality(self):
24 _range = r.Range(0, 4) 25 _same = r.Range(0, 4) 26 self.assertEqual(_range, _same) 27 self.assertEqual(hash(_range), hash(_same)) 28 _other = r.Range(0, 4.1) 29 self.assertNotEqual(_range, _other)
30
32 _range = r.Range() 33 _range.include(4) 34 self.assertFalse(_range.includes(0)) 35 self.assertFalse(_range.includes(3.99999)) 36 self.assertTrue(_range.includes(4)) 37 self.assertFalse(_range.includes(4.000002)) 38 39 _range.include(0) 40 self.assertTrue(_range.includes(0)) 41 self.assertTrue(_range.includes(1)) 42 self.assertTrue(_range.includes(4)) 43 44 _other = r.Range(0, 4) 45 self.assertTrue(_range, _other) 46 _same = r.Range(0, 4, True) 47 self.assertTrue(_range, _same) 48 49 _other.include(4) 50 self.assertEqual(0, _other.lower) 51 self.assertEqual(4.000001, _other.upper) 52 53 _range.include(5) 54 self.assertTrue(_range.includes(4.1)) 55 self.assertTrue(_range.includes(5))
56
58 _range = r.Range() 59 self.assertEquals(None, _range.split(2))
60
62 _range = r.Range(0, 0.000005) 63 self.assertEquals(None, _range.split(7))
64
66 _range = r.Range() 67 _range.include(0) 68 _range.include(4) 69 splits = _range.split(4) 70 self.assertEqual(0, splits[0].lower) 71 self.assertEqual(1, splits[0].upper) 72 self.assertEqual(1, splits[1].lower) 73 self.assertEqual(2, splits[1].upper) 74 self.assertEqual(2, splits[2].lower) 75 self.assertEqual(3, splits[2].upper) 76 self.assertEqual(3, splits[3].lower) 77 self.assertEqual(4.000001, splits[3].upper) 78 79 _range = r.Range() 80 _range.include(2) 81 _range.include(8) 82 splits = _range.split(2) 83 self.assertEqual(2, splits[0].lower) 84 self.assertEqual(5, splits[0].upper) 85 self.assertEqual(5, splits[1].lower) 86 self.assertAlmostEqual(8.000001, splits[1].upper, 6)
87 88
89 - def test_string_reprn(self):
90 _range = r.Range() 91 _range.include(0) 92 _range.include(4) 93 self.assertEqual('[0,4.000001]', str(_range))
94
96 _range = r.Range(5,8.0) 97 self.assertFalse(_range.includes(8)) 98 99 _range.include(8.0) 100 self.assertTrue(_range.includes(8)) 101 self.assertAlmostEqual(8.000001, _range.upper)
102 103 104 if __name__ == '__main__': 105 runner = unittest.TextTestRunner() 106 runner.run(unittest.TestSuite(unittest.makeSuite(RangeTestCase))) 107