/Lib/test/test_undocumented_details.py
http://unladen-swallow.googlecode.com/ · Python · 39 lines · 34 code · 5 blank · 0 comment · 4 complexity · 2172acccfc69834d45985814d2ed8749 MD5 · raw file
- from test.test_support import run_unittest, have_unicode
- import unittest
- import sys
- class TestImplementationComparisons(unittest.TestCase):
- def test_type_comparisons(self):
- self.assertTrue(str < int or str > int)
- self.assertTrue(int <= str or int >= str)
- self.assertTrue(cmp(int, str) != 0)
- self.assertTrue(int is int)
- self.assertTrue(str == str)
- self.assertTrue(int != str)
- def test_cell_comparisons(self):
- def f(x):
- if x:
- y = 1
- def g():
- return x
- def h():
- return y
- return g, h
- g, h = f(0)
- g_cell, = g.func_closure
- h_cell, = h.func_closure
- self.assertTrue(h_cell < g_cell)
- self.assertTrue(g_cell >= h_cell)
- self.assertEqual(cmp(g_cell, h_cell), 1)
- self.assertTrue(g_cell is g_cell)
- self.assertTrue(g_cell == g_cell)
- self.assertTrue(h_cell == h_cell)
- self.assertTrue(g_cell != h_cell)
- def test_main():
- run_unittest(TestImplementationComparisons)
- if __name__ == '__main__':
- test_main()