import test.test_support, unittest

# we're testing the behavior of these future builtins:

from future_builtins import hex, oct, map, zip, filter

from test import test_support

class BuiltinTest(unittest.TestCase):

    def test_hex(self):

        self.assertEqual(hex(0), '0x0')

        self.assertEqual(hex(16), '0x10')

        self.assertEqual(hex(16L), '0x10')

        self.assertEqual(hex(-16), '-0x10')

        self.assertEqual(hex(-16L), '-0x10')

        self.assertRaises(TypeError, hex, {})

    def test_oct(self):

        self.assertEqual(oct(0), '0o0')

        self.assertEqual(oct(100), '0o144')

        self.assertEqual(oct(100L), '0o144')

        self.assertEqual(oct(-100), '-0o144')

        self.assertEqual(oct(-100L), '-0o144')

        self.assertRaises(TypeError, oct, ())

    def test_itertools(self):

        from itertools import imap, izip, ifilter

        # We will assume that the itertools functions work, so provided

        # that we've got identical coppies, we will work!

        self.assertEqual(map, imap)

        self.assertEqual(zip, izip)

        self.assertEqual(filter, ifilter)

        # Testing that filter(None, stuff) raises a warning lives in

        # test_py3kwarn.py

def test_main(verbose=None):

    test.test_support.run_unittest(BuiltinTest)

if __name__ == "__main__":

    test_main(verbose=True)