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()