| import imaplib | 
 | import time | 
 |  | 
 | from test import 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(): | 
 |     support.run_unittest(TestImaplib) | 
 |  | 
 |  | 
 | if __name__ == "__main__": | 
 |     unittest.main() |