bpo-34482: test datetime classes' handling of non-UTF-8-encodable strings (GH-8878)
(cherry picked from commit 3b0047d8e9
)
Co-authored-by: Alexey Izbyshev <izbyshev@ispras.ru>
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@ -303,6 +303,8 @@ class TestTimeZone(unittest.TestCase):
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self.assertEqual('UTC+09:30', timezone(9.5 * HOUR).tzname(None))
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self.assertEqual('UTC-00:01', timezone(timedelta(minutes=-1)).tzname(None))
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self.assertEqual('XYZ', timezone(-5 * HOUR, 'XYZ').tzname(None))
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# bpo-34482: Check that surrogates are handled properly.
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self.assertEqual('\ud800', timezone(ZERO, '\ud800').tzname(None))
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# Sub-minute offsets:
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self.assertEqual('UTC+01:06:40', timezone(timedelta(0, 4000)).tzname(None))
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@ -1308,6 +1310,12 @@ class TestDate(HarmlessMixedComparison, unittest.TestCase):
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except ValueError:
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pass
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# bpo-34482: Check that surrogates don't cause a crash.
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try:
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t.strftime('%y\ud800%m')
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except UnicodeEncodeError:
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pass
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#check that this standard extension works
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t.strftime("%f")
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@ -1747,6 +1755,9 @@ class TestDateTime(TestDate):
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self.assertEqual(t.isoformat('T'), "0001-02-03T04:05:01.000123")
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self.assertEqual(t.isoformat(' '), "0001-02-03 04:05:01.000123")
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self.assertEqual(t.isoformat('\x00'), "0001-02-03\x0004:05:01.000123")
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# bpo-34482: Check that surrogates are handled properly.
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self.assertEqual(t.isoformat('\ud800'),
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"0001-02-03\ud80004:05:01.000123")
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self.assertEqual(t.isoformat(timespec='hours'), "0001-02-03T04")
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self.assertEqual(t.isoformat(timespec='minutes'), "0001-02-03T04:05")
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self.assertEqual(t.isoformat(timespec='seconds'), "0001-02-03T04:05:01")
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@ -1755,6 +1766,8 @@ class TestDateTime(TestDate):
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self.assertEqual(t.isoformat(timespec='auto'), "0001-02-03T04:05:01.000123")
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self.assertEqual(t.isoformat(sep=' ', timespec='minutes'), "0001-02-03 04:05")
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self.assertRaises(ValueError, t.isoformat, timespec='foo')
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# bpo-34482: Check that surrogates are handled properly.
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self.assertRaises(ValueError, t.isoformat, timespec='\ud800')
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# str is ISO format with the separator forced to a blank.
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self.assertEqual(str(t), "0001-02-03 04:05:01.000123")
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@ -2286,6 +2299,19 @@ class TestDateTime(TestDate):
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self.assertIs(type(expected), self.theclass)
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self.assertIs(type(got), self.theclass)
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# bpo-34482: Check that surrogates are handled properly.
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inputs = [
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('2004-12-01\ud80013:02:47.197', '%Y-%m-%d\ud800%H:%M:%S.%f'),
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('2004\ud80012-01 13:02:47.197', '%Y\ud800%m-%d %H:%M:%S.%f'),
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('2004-12-01 13:02\ud80047.197', '%Y-%m-%d %H:%M\ud800%S.%f'),
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]
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for string, format in inputs:
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with self.subTest(string=string, format=format):
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expected = _strptime._strptime_datetime(self.theclass, string,
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format)
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got = self.theclass.strptime(string, format)
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self.assertEqual(expected, got)
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strptime = self.theclass.strptime
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self.assertEqual(strptime("+0002", "%z").utcoffset(), 2 * MINUTE)
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self.assertEqual(strptime("-0002", "%z").utcoffset(), -2 * MINUTE)
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@ -2353,6 +2379,12 @@ class TestDateTime(TestDate):
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t = t.replace(tzinfo=tz)
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self.assertEqual(t.strftime("%z"), "-0200" + z)
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# bpo-34482: Check that surrogates don't cause a crash.
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try:
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t.strftime('%y\ud800%m %H\ud800%M')
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except UnicodeEncodeError:
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pass
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def test_extract(self):
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dt = self.theclass(2002, 3, 4, 18, 45, 3, 1234)
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self.assertEqual(dt.date(), date(2002, 3, 4))
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@ -2878,6 +2910,8 @@ class TestTime(HarmlessMixedComparison, unittest.TestCase):
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self.assertEqual(t.isoformat(timespec='microseconds'), "12:34:56.123456")
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self.assertEqual(t.isoformat(timespec='auto'), "12:34:56.123456")
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self.assertRaises(ValueError, t.isoformat, timespec='monkey')
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# bpo-34482: Check that surrogates are handled properly.
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self.assertRaises(ValueError, t.isoformat, timespec='\ud800')
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t = self.theclass(hour=12, minute=34, second=56, microsecond=999500)
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self.assertEqual(t.isoformat(timespec='milliseconds'), "12:34:56.999")
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@ -2928,6 +2962,12 @@ class TestTime(HarmlessMixedComparison, unittest.TestCase):
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# A naive object replaces %z and %Z with empty strings.
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self.assertEqual(t.strftime("'%z' '%Z'"), "'' ''")
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# bpo-34482: Check that surrogates don't cause a crash.
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try:
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t.strftime('%H\ud800%M')
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except UnicodeEncodeError:
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pass
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def test_format(self):
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t = self.theclass(1, 2, 3, 4)
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self.assertEqual(t.__format__(''), str(t))
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