import imaplib

import time

from test import test_support

import unittest

class TestImaplib(unittest.TestCase):

    def test_that_Time2Internaldate_returns_a_result(self):

        # We can check only that it successfully produces a result,

        # not the correctness of the result itself, since the result

        # depends on the timezone the machine is in.

        timevalues = [2000000000, 2000000000.0, time.localtime(2000000000),

                      '"18-May-2033 05:33:20 +0200"']

        for t in timevalues:

            imaplib.Time2Internaldate(t)

def test_main():

    test_support.run_unittest(TestImaplib)

if __name__ == "__main__":

    unittest.main()