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			696 lines
		
	
	
	
		
			26 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			696 lines
		
	
	
	
		
			26 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from test import support
 | |
| import time
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| import unittest
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| import locale
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| import sysconfig
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| import sys
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| import platform
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| try:
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|     import threading
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| except ImportError:
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|     threading = None
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| 
 | |
| # Max year is only limited by the size of C int.
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| SIZEOF_INT = sysconfig.get_config_var('SIZEOF_INT') or 4
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| TIME_MAXYEAR = (1 << 8 * SIZEOF_INT - 1) - 1
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| TIME_MINYEAR = -TIME_MAXYEAR - 1
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| 
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| 
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| class TimeTestCase(unittest.TestCase):
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| 
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|     def setUp(self):
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|         self.t = time.time()
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| 
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|     def test_data_attributes(self):
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|         time.altzone
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|         time.daylight
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|         time.timezone
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|         time.tzname
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| 
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|     def test_time(self):
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|         time.time()
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|         info = time.get_clock_info('time')
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|         self.assertFalse(info.monotonic)
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|         self.assertTrue(info.adjustable)
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| 
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|     def test_clock(self):
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|         time.clock()
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| 
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|         info = time.get_clock_info('clock')
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|         self.assertTrue(info.monotonic)
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|         self.assertFalse(info.adjustable)
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| 
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|     @unittest.skipUnless(hasattr(time, 'clock_gettime'),
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|                          'need time.clock_gettime()')
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|     def test_clock_realtime(self):
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|         time.clock_gettime(time.CLOCK_REALTIME)
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| 
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|     @unittest.skipUnless(hasattr(time, 'clock_gettime'),
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|                          'need time.clock_gettime()')
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|     @unittest.skipUnless(hasattr(time, 'CLOCK_MONOTONIC'),
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|                          'need time.CLOCK_MONOTONIC')
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|     def test_clock_monotonic(self):
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|         a = time.clock_gettime(time.CLOCK_MONOTONIC)
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|         b = time.clock_gettime(time.CLOCK_MONOTONIC)
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|         self.assertLessEqual(a, b)
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| 
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|     @unittest.skipUnless(hasattr(time, 'clock_getres'),
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|                          'need time.clock_getres()')
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|     def test_clock_getres(self):
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|         res = time.clock_getres(time.CLOCK_REALTIME)
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|         self.assertGreater(res, 0.0)
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|         self.assertLessEqual(res, 1.0)
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| 
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|     @unittest.skipUnless(hasattr(time, 'clock_settime'),
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|                          'need time.clock_settime()')
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|     def test_clock_settime(self):
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|         t = time.clock_gettime(time.CLOCK_REALTIME)
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|         try:
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|             time.clock_settime(time.CLOCK_REALTIME, t)
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|         except PermissionError:
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|             pass
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| 
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|         if hasattr(time, 'CLOCK_MONOTONIC'):
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|             self.assertRaises(OSError,
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|                               time.clock_settime, time.CLOCK_MONOTONIC, 0)
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| 
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|     def test_conversions(self):
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|         self.assertEqual(time.ctime(self.t),
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|                          time.asctime(time.localtime(self.t)))
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|         self.assertEqual(int(time.mktime(time.localtime(self.t))),
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|                          int(self.t))
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| 
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|     def test_sleep(self):
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|         self.assertRaises(ValueError, time.sleep, -2)
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|         self.assertRaises(ValueError, time.sleep, -1)
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|         time.sleep(1.2)
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| 
 | |
|     def test_strftime(self):
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|         tt = time.gmtime(self.t)
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|         for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
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|                           'j', 'm', 'M', 'p', 'S',
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|                           'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
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|             format = ' %' + directive
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|             try:
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|                 time.strftime(format, tt)
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|             except ValueError:
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|                 self.fail('conversion specifier: %r failed.' % format)
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| 
 | |
|         # Issue #10762: Guard against invalid/non-supported format string
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|         # so that Python don't crash (Windows crashes when the format string
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|         # input to [w]strftime is not kosher.
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|         if sys.platform.startswith('win'):
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|             with self.assertRaises(ValueError):
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|                 time.strftime('%f')
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| 
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|     def _bounds_checking(self, func):
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|         # Make sure that strftime() checks the bounds of the various parts
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|         # of the time tuple (0 is valid for *all* values).
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| 
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|         # The year field is tested by other test cases above
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| 
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|         # Check month [1, 12] + zero support
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|         func((1900, 0, 1, 0, 0, 0, 0, 1, -1))
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|         func((1900, 12, 1, 0, 0, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, -1, 1, 0, 0, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 13, 1, 0, 0, 0, 0, 1, -1))
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|         # Check day of month [1, 31] + zero support
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|         func((1900, 1, 0, 0, 0, 0, 0, 1, -1))
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|         func((1900, 1, 31, 0, 0, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, -1, 0, 0, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 32, 0, 0, 0, 0, 1, -1))
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|         # Check hour [0, 23]
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|         func((1900, 1, 1, 23, 0, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, -1, 0, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 24, 0, 0, 0, 1, -1))
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|         # Check minute [0, 59]
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|         func((1900, 1, 1, 0, 59, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, -1, 0, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, 60, 0, 0, 1, -1))
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|         # Check second [0, 61]
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, 0, -1, 0, 1, -1))
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|         # C99 only requires allowing for one leap second, but Python's docs say
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|         # allow two leap seconds (0..61)
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|         func((1900, 1, 1, 0, 0, 60, 0, 1, -1))
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|         func((1900, 1, 1, 0, 0, 61, 0, 1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, 0, 62, 0, 1, -1))
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|         # No check for upper-bound day of week;
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|         #  value forced into range by a ``% 7`` calculation.
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|         # Start check at -2 since gettmarg() increments value before taking
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|         #  modulo.
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|         self.assertEqual(func((1900, 1, 1, 0, 0, 0, -1, 1, -1)),
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|                          func((1900, 1, 1, 0, 0, 0, +6, 1, -1)))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, 0, 0, -2, 1, -1))
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|         # Check day of the year [1, 366] + zero support
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|         func((1900, 1, 1, 0, 0, 0, 0, 0, -1))
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|         func((1900, 1, 1, 0, 0, 0, 0, 366, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, 0, 0, 0, -1, -1))
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|         self.assertRaises(ValueError, func,
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|                             (1900, 1, 1, 0, 0, 0, 0, 367, -1))
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| 
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|     def test_strftime_bounding_check(self):
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|         self._bounds_checking(lambda tup: time.strftime('', tup))
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| 
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|     def test_default_values_for_zero(self):
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|         # Make sure that using all zeros uses the proper default
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|         # values.  No test for daylight savings since strftime() does
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|         # not change output based on its value and no test for year
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|         # because systems vary in their support for year 0.
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|         expected = "2000 01 01 00 00 00 1 001"
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|         with support.check_warnings():
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|             result = time.strftime("%Y %m %d %H %M %S %w %j", (2000,)+(0,)*8)
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|         self.assertEqual(expected, result)
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| 
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|     def test_strptime(self):
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|         # Should be able to go round-trip from strftime to strptime without
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|         # raising an exception.
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|         tt = time.gmtime(self.t)
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|         for directive in ('a', 'A', 'b', 'B', 'c', 'd', 'H', 'I',
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|                           'j', 'm', 'M', 'p', 'S',
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|                           'U', 'w', 'W', 'x', 'X', 'y', 'Y', 'Z', '%'):
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|             format = '%' + directive
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|             strf_output = time.strftime(format, tt)
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|             try:
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|                 time.strptime(strf_output, format)
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|             except ValueError:
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|                 self.fail("conversion specifier %r failed with '%s' input." %
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|                           (format, strf_output))
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| 
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|     def test_strptime_bytes(self):
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|         # Make sure only strings are accepted as arguments to strptime.
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|         self.assertRaises(TypeError, time.strptime, b'2009', "%Y")
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|         self.assertRaises(TypeError, time.strptime, '2009', b'%Y')
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| 
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|     def test_strptime_exception_context(self):
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|         # check that this doesn't chain exceptions needlessly (see #17572)
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|         with self.assertRaises(ValueError) as e:
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|             time.strptime('', '%D')
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|         self.assertIs(e.exception.__suppress_context__, True)
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|         # additional check for IndexError branch (issue #19545)
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|         with self.assertRaises(ValueError) as e:
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|             time.strptime('19', '%Y %')
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|         self.assertIs(e.exception.__suppress_context__, True)
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| 
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|     def test_asctime(self):
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|         time.asctime(time.gmtime(self.t))
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| 
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|         # Max year is only limited by the size of C int.
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|         for bigyear in TIME_MAXYEAR, TIME_MINYEAR:
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|             asc = time.asctime((bigyear, 6, 1) + (0,) * 6)
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|             self.assertEqual(asc[-len(str(bigyear)):], str(bigyear))
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|         self.assertRaises(OverflowError, time.asctime,
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|                           (TIME_MAXYEAR + 1,) + (0,) * 8)
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|         self.assertRaises(OverflowError, time.asctime,
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|                           (TIME_MINYEAR - 1,) + (0,) * 8)
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|         self.assertRaises(TypeError, time.asctime, 0)
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|         self.assertRaises(TypeError, time.asctime, ())
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|         self.assertRaises(TypeError, time.asctime, (0,) * 10)
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| 
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|     def test_asctime_bounding_check(self):
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|         self._bounds_checking(time.asctime)
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| 
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|     def test_ctime(self):
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|         t = time.mktime((1973, 9, 16, 1, 3, 52, 0, 0, -1))
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|         self.assertEqual(time.ctime(t), 'Sun Sep 16 01:03:52 1973')
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|         t = time.mktime((2000, 1, 1, 0, 0, 0, 0, 0, -1))
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|         self.assertEqual(time.ctime(t), 'Sat Jan  1 00:00:00 2000')
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|         for year in [-100, 100, 1000, 2000, 10000]:
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|             try:
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|                 testval = time.mktime((year, 1, 10) + (0,)*6)
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|             except (ValueError, OverflowError):
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|                 # If mktime fails, ctime will fail too.  This may happen
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|                 # on some platforms.
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|                 pass
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|             else:
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|                 self.assertEqual(time.ctime(testval)[20:], str(year))
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| 
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|     @unittest.skipUnless(hasattr(time, "tzset"),
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|                          "time module has no attribute tzset")
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|     def test_tzset(self):
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| 
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|         from os import environ
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| 
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|         # Epoch time of midnight Dec 25th 2002. Never DST in northern
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|         # hemisphere.
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|         xmas2002 = 1040774400.0
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| 
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|         # These formats are correct for 2002, and possibly future years
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|         # This format is the 'standard' as documented at:
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|         # http://www.opengroup.org/onlinepubs/007904975/basedefs/xbd_chap08.html
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|         # They are also documented in the tzset(3) man page on most Unix
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|         # systems.
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|         eastern = 'EST+05EDT,M4.1.0,M10.5.0'
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|         victoria = 'AEST-10AEDT-11,M10.5.0,M3.5.0'
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|         utc='UTC+0'
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| 
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|         org_TZ = environ.get('TZ',None)
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|         try:
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|             # Make sure we can switch to UTC time and results are correct
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|             # Note that unknown timezones default to UTC.
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|             # Note that altzone is undefined in UTC, as there is no DST
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|             environ['TZ'] = eastern
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|             time.tzset()
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|             environ['TZ'] = utc
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|             time.tzset()
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|             self.assertEqual(
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|                 time.gmtime(xmas2002), time.localtime(xmas2002)
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|                 )
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|             self.assertEqual(time.daylight, 0)
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|             self.assertEqual(time.timezone, 0)
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|             self.assertEqual(time.localtime(xmas2002).tm_isdst, 0)
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| 
 | |
|             # Make sure we can switch to US/Eastern
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|             environ['TZ'] = eastern
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|             time.tzset()
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|             self.assertNotEqual(time.gmtime(xmas2002), time.localtime(xmas2002))
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|             self.assertEqual(time.tzname, ('EST', 'EDT'))
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|             self.assertEqual(len(time.tzname), 2)
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|             self.assertEqual(time.daylight, 1)
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|             self.assertEqual(time.timezone, 18000)
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|             self.assertEqual(time.altzone, 14400)
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|             self.assertEqual(time.localtime(xmas2002).tm_isdst, 0)
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|             self.assertEqual(len(time.tzname), 2)
 | |
| 
 | |
|             # Now go to the southern hemisphere.
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|             environ['TZ'] = victoria
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|             time.tzset()
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|             self.assertNotEqual(time.gmtime(xmas2002), time.localtime(xmas2002))
 | |
| 
 | |
|             # Issue #11886: Australian Eastern Standard Time (UTC+10) is called
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|             # "EST" (as Eastern Standard Time, UTC-5) instead of "AEST"
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|             # (non-DST timezone), and "EDT" instead of "AEDT" (DST timezone),
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|             # on some operating systems (e.g. FreeBSD), which is wrong. See for
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|             # example this bug:
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|             # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=93810
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|             self.assertIn(time.tzname[0], ('AEST' 'EST'), time.tzname[0])
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|             self.assertTrue(time.tzname[1] in ('AEDT', 'EDT'), str(time.tzname[1]))
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|             self.assertEqual(len(time.tzname), 2)
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|             self.assertEqual(time.daylight, 1)
 | |
|             self.assertEqual(time.timezone, -36000)
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|             self.assertEqual(time.altzone, -39600)
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|             self.assertEqual(time.localtime(xmas2002).tm_isdst, 1)
 | |
| 
 | |
|         finally:
 | |
|             # Repair TZ environment variable in case any other tests
 | |
|             # rely on it.
 | |
|             if org_TZ is not None:
 | |
|                 environ['TZ'] = org_TZ
 | |
|             elif 'TZ' in environ:
 | |
|                 del environ['TZ']
 | |
|             time.tzset()
 | |
| 
 | |
|     def test_insane_timestamps(self):
 | |
|         # It's possible that some platform maps time_t to double,
 | |
|         # and that this test will fail there.  This test should
 | |
|         # exempt such platforms (provided they return reasonable
 | |
|         # results!).
 | |
|         for func in time.ctime, time.gmtime, time.localtime:
 | |
|             for unreasonable in -1e200, 1e200:
 | |
|                 self.assertRaises(OverflowError, func, unreasonable)
 | |
| 
 | |
|     def test_ctime_without_arg(self):
 | |
|         # Not sure how to check the values, since the clock could tick
 | |
|         # at any time.  Make sure these are at least accepted and
 | |
|         # don't raise errors.
 | |
|         time.ctime()
 | |
|         time.ctime(None)
 | |
| 
 | |
|     def test_gmtime_without_arg(self):
 | |
|         gt0 = time.gmtime()
 | |
|         gt1 = time.gmtime(None)
 | |
|         t0 = time.mktime(gt0)
 | |
|         t1 = time.mktime(gt1)
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|         self.assertAlmostEqual(t1, t0, delta=0.2)
 | |
| 
 | |
|     def test_localtime_without_arg(self):
 | |
|         lt0 = time.localtime()
 | |
|         lt1 = time.localtime(None)
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|         t0 = time.mktime(lt0)
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|         t1 = time.mktime(lt1)
 | |
|         self.assertAlmostEqual(t1, t0, delta=0.2)
 | |
| 
 | |
|     def test_mktime(self):
 | |
|         # Issue #1726687
 | |
|         for t in (-2, -1, 0, 1):
 | |
|             try:
 | |
|                 tt = time.localtime(t)
 | |
|             except (OverflowError, OSError):
 | |
|                 pass
 | |
|             else:
 | |
|                 self.assertEqual(time.mktime(tt), t)
 | |
| 
 | |
|     # Issue #13309: passing extreme values to mktime() or localtime()
 | |
|     # borks the glibc's internal timezone data.
 | |
|     @unittest.skipUnless(platform.libc_ver()[0] != 'glibc',
 | |
|                          "disabled because of a bug in glibc. Issue #13309")
 | |
|     def test_mktime_error(self):
 | |
|         # It may not be possible to reliably make mktime return error
 | |
|         # on all platfom.  This will make sure that no other exception
 | |
|         # than OverflowError is raised for an extreme value.
 | |
|         tt = time.gmtime(self.t)
 | |
|         tzname = time.strftime('%Z', tt)
 | |
|         self.assertNotEqual(tzname, 'LMT')
 | |
|         try:
 | |
|             time.mktime((-1, 1, 1, 0, 0, 0, -1, -1, -1))
 | |
|         except OverflowError:
 | |
|             pass
 | |
|         self.assertEqual(time.strftime('%Z', tt), tzname)
 | |
| 
 | |
|     @unittest.skipUnless(hasattr(time, 'monotonic'),
 | |
|                          'need time.monotonic')
 | |
|     def test_monotonic(self):
 | |
|         # monotonic() should not go backward
 | |
|         times = [time.monotonic() for n in range(100)]
 | |
|         t1 = times[0]
 | |
|         for t2 in times[1:]:
 | |
|             self.assertGreaterEqual(t2, t1, "times=%s" % times)
 | |
|             t1 = t2
 | |
| 
 | |
|         # monotonic() includes time elapsed during a sleep
 | |
|         t1 = time.monotonic()
 | |
|         time.sleep(0.5)
 | |
|         t2 = time.monotonic()
 | |
|         dt = t2 - t1
 | |
|         self.assertGreater(t2, t1)
 | |
|         # Issue #20101: On some Windows machines, dt may be slightly low
 | |
|         self.assertTrue(0.45 <= dt <= 1.0, dt)
 | |
| 
 | |
|         # monotonic() is a monotonic but non adjustable clock
 | |
|         info = time.get_clock_info('monotonic')
 | |
|         self.assertTrue(info.monotonic)
 | |
|         self.assertFalse(info.adjustable)
 | |
| 
 | |
|     def test_perf_counter(self):
 | |
|         time.perf_counter()
 | |
| 
 | |
|     def test_process_time(self):
 | |
|         # process_time() should not include time spend during a sleep
 | |
|         start = time.process_time()
 | |
|         time.sleep(0.100)
 | |
|         stop = time.process_time()
 | |
|         # use 20 ms because process_time() has usually a resolution of 15 ms
 | |
|         # on Windows
 | |
|         self.assertLess(stop - start, 0.020)
 | |
| 
 | |
|         info = time.get_clock_info('process_time')
 | |
|         self.assertTrue(info.monotonic)
 | |
|         self.assertFalse(info.adjustable)
 | |
| 
 | |
|     @unittest.skipUnless(hasattr(time, 'monotonic'),
 | |
|                          'need time.monotonic')
 | |
|     @unittest.skipUnless(hasattr(time, 'clock_settime'),
 | |
|                          'need time.clock_settime')
 | |
|     def test_monotonic_settime(self):
 | |
|         t1 = time.monotonic()
 | |
|         realtime = time.clock_gettime(time.CLOCK_REALTIME)
 | |
|         # jump backward with an offset of 1 hour
 | |
|         try:
 | |
|             time.clock_settime(time.CLOCK_REALTIME, realtime - 3600)
 | |
|         except PermissionError as err:
 | |
|             self.skipTest(err)
 | |
|         t2 = time.monotonic()
 | |
|         time.clock_settime(time.CLOCK_REALTIME, realtime)
 | |
|         # monotonic must not be affected by system clock updates
 | |
|         self.assertGreaterEqual(t2, t1)
 | |
| 
 | |
|     def test_localtime_failure(self):
 | |
|         # Issue #13847: check for localtime() failure
 | |
|         invalid_time_t = None
 | |
|         for time_t in (-1, 2**30, 2**33, 2**60):
 | |
|             try:
 | |
|                 time.localtime(time_t)
 | |
|             except OverflowError:
 | |
|                 self.skipTest("need 64-bit time_t")
 | |
|             except OSError:
 | |
|                 invalid_time_t = time_t
 | |
|                 break
 | |
|         if invalid_time_t is None:
 | |
|             self.skipTest("unable to find an invalid time_t value")
 | |
| 
 | |
|         self.assertRaises(OSError, time.localtime, invalid_time_t)
 | |
|         self.assertRaises(OSError, time.ctime, invalid_time_t)
 | |
| 
 | |
|     def test_get_clock_info(self):
 | |
|         clocks = ['clock', 'perf_counter', 'process_time', 'time']
 | |
|         if hasattr(time, 'monotonic'):
 | |
|             clocks.append('monotonic')
 | |
| 
 | |
|         for name in clocks:
 | |
|             info = time.get_clock_info(name)
 | |
|             #self.assertIsInstance(info, dict)
 | |
|             self.assertIsInstance(info.implementation, str)
 | |
|             self.assertNotEqual(info.implementation, '')
 | |
|             self.assertIsInstance(info.monotonic, bool)
 | |
|             self.assertIsInstance(info.resolution, float)
 | |
|             # 0.0 < resolution <= 1.0
 | |
|             self.assertGreater(info.resolution, 0.0)
 | |
|             self.assertLessEqual(info.resolution, 1.0)
 | |
|             self.assertIsInstance(info.adjustable, bool)
 | |
| 
 | |
|         self.assertRaises(ValueError, time.get_clock_info, 'xxx')
 | |
| 
 | |
| 
 | |
| class TestLocale(unittest.TestCase):
 | |
|     def setUp(self):
 | |
|         self.oldloc = locale.setlocale(locale.LC_ALL)
 | |
| 
 | |
|     def tearDown(self):
 | |
|         locale.setlocale(locale.LC_ALL, self.oldloc)
 | |
| 
 | |
|     def test_bug_3061(self):
 | |
|         try:
 | |
|             tmp = locale.setlocale(locale.LC_ALL, "fr_FR")
 | |
|         except locale.Error:
 | |
|             self.skipTest('could not set locale.LC_ALL to fr_FR')
 | |
|         # This should not cause an exception
 | |
|         time.strftime("%B", (2009,2,1,0,0,0,0,0,0))
 | |
| 
 | |
| 
 | |
| class _TestAsctimeYear:
 | |
|     _format = '%d'
 | |
| 
 | |
|     def yearstr(self, y):
 | |
|         return time.asctime((y,) + (0,) * 8).split()[-1]
 | |
| 
 | |
|     def test_large_year(self):
 | |
|         # Check that it doesn't crash for year > 9999
 | |
|         self.assertEqual(self.yearstr(12345), '12345')
 | |
|         self.assertEqual(self.yearstr(123456789), '123456789')
 | |
| 
 | |
| class _TestStrftimeYear:
 | |
| 
 | |
|     # Issue 13305:  For years < 1000, the value is not always
 | |
|     # padded to 4 digits across platforms.  The C standard
 | |
|     # assumes year >= 1900, so it does not specify the number
 | |
|     # of digits.
 | |
| 
 | |
|     if time.strftime('%Y', (1,) + (0,) * 8) == '0001':
 | |
|         _format = '%04d'
 | |
|     else:
 | |
|         _format = '%d'
 | |
| 
 | |
|     def yearstr(self, y):
 | |
|         return time.strftime('%Y', (y,) + (0,) * 8)
 | |
| 
 | |
|     def test_4dyear(self):
 | |
|         # Check that we can return the zero padded value.
 | |
|         if self._format == '%04d':
 | |
|             self.test_year('%04d')
 | |
|         else:
 | |
|             def year4d(y):
 | |
|                 return time.strftime('%4Y', (y,) + (0,) * 8)
 | |
|             self.test_year('%04d', func=year4d)
 | |
| 
 | |
|     def skip_if_not_supported(y):
 | |
|         msg = "strftime() is limited to [1; 9999] with Visual Studio"
 | |
|         # Check that it doesn't crash for year > 9999
 | |
|         try:
 | |
|             time.strftime('%Y', (y,) + (0,) * 8)
 | |
|         except ValueError:
 | |
|             cond = False
 | |
|         else:
 | |
|             cond = True
 | |
|         return unittest.skipUnless(cond, msg)
 | |
| 
 | |
|     @skip_if_not_supported(10000)
 | |
|     def test_large_year(self):
 | |
|         return super().test_large_year()
 | |
| 
 | |
|     @skip_if_not_supported(0)
 | |
|     def test_negative(self):
 | |
|         return super().test_negative()
 | |
| 
 | |
|     del skip_if_not_supported
 | |
| 
 | |
| 
 | |
| class _Test4dYear:
 | |
|     _format = '%d'
 | |
| 
 | |
|     def test_year(self, fmt=None, func=None):
 | |
|         fmt = fmt or self._format
 | |
|         func = func or self.yearstr
 | |
|         self.assertEqual(func(1),    fmt % 1)
 | |
|         self.assertEqual(func(68),   fmt % 68)
 | |
|         self.assertEqual(func(69),   fmt % 69)
 | |
|         self.assertEqual(func(99),   fmt % 99)
 | |
|         self.assertEqual(func(999),  fmt % 999)
 | |
|         self.assertEqual(func(9999), fmt % 9999)
 | |
| 
 | |
|     def test_large_year(self):
 | |
|         self.assertEqual(self.yearstr(12345), '12345')
 | |
|         self.assertEqual(self.yearstr(123456789), '123456789')
 | |
|         self.assertEqual(self.yearstr(TIME_MAXYEAR), str(TIME_MAXYEAR))
 | |
|         self.assertRaises(OverflowError, self.yearstr, TIME_MAXYEAR + 1)
 | |
| 
 | |
|     def test_negative(self):
 | |
|         self.assertEqual(self.yearstr(-1), self._format % -1)
 | |
|         self.assertEqual(self.yearstr(-1234), '-1234')
 | |
|         self.assertEqual(self.yearstr(-123456), '-123456')
 | |
|         self.assertEqual(self.yearstr(-123456789), str(-123456789))
 | |
|         self.assertEqual(self.yearstr(-1234567890), str(-1234567890))
 | |
|         self.assertEqual(self.yearstr(TIME_MINYEAR + 1900), str(TIME_MINYEAR + 1900))
 | |
|         # Issue #13312: it may return wrong value for year < TIME_MINYEAR + 1900
 | |
|         # Skip the value test, but check that no error is raised
 | |
|         self.yearstr(TIME_MINYEAR)
 | |
|         # self.assertEqual(self.yearstr(TIME_MINYEAR), str(TIME_MINYEAR))
 | |
|         self.assertRaises(OverflowError, self.yearstr, TIME_MINYEAR - 1)
 | |
| 
 | |
| 
 | |
| class TestAsctime4dyear(_TestAsctimeYear, _Test4dYear, unittest.TestCase):
 | |
|     pass
 | |
| 
 | |
| class TestStrftime4dyear(_TestStrftimeYear, _Test4dYear, unittest.TestCase):
 | |
|     pass
 | |
| 
 | |
| 
 | |
| class TestPytime(unittest.TestCase):
 | |
|     def setUp(self):
 | |
|         self.invalid_values = (
 | |
|             -(2 ** 100), 2 ** 100,
 | |
|             -(2.0 ** 100.0), 2.0 ** 100.0,
 | |
|         )
 | |
| 
 | |
|     @support.cpython_only
 | |
|     def test_time_t(self):
 | |
|         from _testcapi import pytime_object_to_time_t
 | |
|         for obj, time_t in (
 | |
|             (0, 0),
 | |
|             (-1, -1),
 | |
|             (-1.0, -1),
 | |
|             (-1.9, -1),
 | |
|             (1.0, 1),
 | |
|             (1.9, 1),
 | |
|         ):
 | |
|             self.assertEqual(pytime_object_to_time_t(obj), time_t)
 | |
| 
 | |
|         for invalid in self.invalid_values:
 | |
|             self.assertRaises(OverflowError, pytime_object_to_time_t, invalid)
 | |
| 
 | |
|     @support.cpython_only
 | |
|     def test_timeval(self):
 | |
|         from _testcapi import pytime_object_to_timeval
 | |
|         for obj, timeval in (
 | |
|             (0, (0, 0)),
 | |
|             (-1, (-1, 0)),
 | |
|             (-1.0, (-1, 0)),
 | |
|             (1e-6, (0, 1)),
 | |
|             (-1e-6, (-1, 999999)),
 | |
|             (-1.2, (-2, 800000)),
 | |
|             (1.1234560, (1, 123456)),
 | |
|             (1.1234569, (1, 123456)),
 | |
|             (-1.1234560, (-2, 876544)),
 | |
|             (-1.1234561, (-2, 876543)),
 | |
|         ):
 | |
|             self.assertEqual(pytime_object_to_timeval(obj), timeval)
 | |
| 
 | |
|         for invalid in self.invalid_values:
 | |
|             self.assertRaises(OverflowError, pytime_object_to_timeval, invalid)
 | |
| 
 | |
|     @support.cpython_only
 | |
|     def test_timespec(self):
 | |
|         from _testcapi import pytime_object_to_timespec
 | |
|         for obj, timespec in (
 | |
|             (0, (0, 0)),
 | |
|             (-1, (-1, 0)),
 | |
|             (-1.0, (-1, 0)),
 | |
|             (1e-9, (0, 1)),
 | |
|             (-1e-9, (-1, 999999999)),
 | |
|             (-1.2, (-2, 800000000)),
 | |
|             (1.1234567890, (1, 123456789)),
 | |
|             (1.1234567899, (1, 123456789)),
 | |
|             (-1.1234567890, (-2, 876543211)),
 | |
|             (-1.1234567891, (-2, 876543210)),
 | |
|         ):
 | |
|             self.assertEqual(pytime_object_to_timespec(obj), timespec)
 | |
| 
 | |
|         for invalid in self.invalid_values:
 | |
|             self.assertRaises(OverflowError, pytime_object_to_timespec, invalid)
 | |
| 
 | |
|     @unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
 | |
|     def test_localtime_timezone(self):
 | |
| 
 | |
|         # Get the localtime and examine it for the offset and zone.
 | |
|         lt = time.localtime()
 | |
|         self.assertTrue(hasattr(lt, "tm_gmtoff"))
 | |
|         self.assertTrue(hasattr(lt, "tm_zone"))
 | |
| 
 | |
|         # See if the offset and zone are similar to the module
 | |
|         # attributes.
 | |
|         if lt.tm_gmtoff is None:
 | |
|             self.assertTrue(not hasattr(time, "timezone"))
 | |
|         else:
 | |
|             self.assertEqual(lt.tm_gmtoff, -[time.timezone, time.altzone][lt.tm_isdst])
 | |
|         if lt.tm_zone is None:
 | |
|             self.assertTrue(not hasattr(time, "tzname"))
 | |
|         else:
 | |
|             self.assertEqual(lt.tm_zone, time.tzname[lt.tm_isdst])
 | |
| 
 | |
|         # Try and make UNIX times from the localtime and a 9-tuple
 | |
|         # created from the localtime. Test to see that the times are
 | |
|         # the same.
 | |
|         t = time.mktime(lt); t9 = time.mktime(lt[:9])
 | |
|         self.assertEqual(t, t9)
 | |
| 
 | |
|         # Make localtimes from the UNIX times and compare them to
 | |
|         # the original localtime, thus making a round trip.
 | |
|         new_lt = time.localtime(t); new_lt9 = time.localtime(t9)
 | |
|         self.assertEqual(new_lt, lt)
 | |
|         self.assertEqual(new_lt.tm_gmtoff, lt.tm_gmtoff)
 | |
|         self.assertEqual(new_lt.tm_zone, lt.tm_zone)
 | |
|         self.assertEqual(new_lt9, lt)
 | |
|         self.assertEqual(new_lt.tm_gmtoff, lt.tm_gmtoff)
 | |
|         self.assertEqual(new_lt9.tm_zone, lt.tm_zone)
 | |
| 
 | |
|     @unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
 | |
|     def test_strptime_timezone(self):
 | |
|         t = time.strptime("UTC", "%Z")
 | |
|         self.assertEqual(t.tm_zone, 'UTC')
 | |
|         t = time.strptime("+0500", "%z")
 | |
|         self.assertEqual(t.tm_gmtoff, 5 * 3600)
 | |
| 
 | |
|     @unittest.skipUnless(time._STRUCT_TM_ITEMS == 11, "needs tm_zone support")
 | |
|     def test_short_times(self):
 | |
| 
 | |
|         import pickle
 | |
| 
 | |
|         # Load a short time structure using pickle.
 | |
|         st = b"ctime\nstruct_time\np0\n((I2007\nI8\nI11\nI1\nI24\nI49\nI5\nI223\nI1\ntp1\n(dp2\ntp3\nRp4\n."
 | |
|         lt = pickle.loads(st)
 | |
|         self.assertIs(lt.tm_gmtoff, None)
 | |
|         self.assertIs(lt.tm_zone, None)
 | |
| 
 | |
| 
 | |
| if __name__ == "__main__":
 | |
|     unittest.main()
 | 
