| 1 | n/a | import datetime |
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| 2 | n/a | from email import utils |
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| 3 | n/a | import test.support |
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| 4 | n/a | import time |
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| 5 | n/a | import unittest |
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| 6 | n/a | import sys |
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| 7 | n/a | import os.path |
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| 8 | n/a | |
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| 9 | n/a | class DateTimeTests(unittest.TestCase): |
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| 10 | n/a | |
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| 11 | n/a | datestring = 'Sun, 23 Sep 2001 20:10:55' |
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| 12 | n/a | dateargs = (2001, 9, 23, 20, 10, 55) |
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| 13 | n/a | offsetstring = ' -0700' |
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| 14 | n/a | utcoffset = datetime.timedelta(hours=-7) |
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| 15 | n/a | tz = datetime.timezone(utcoffset) |
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| 16 | n/a | naive_dt = datetime.datetime(*dateargs) |
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| 17 | n/a | aware_dt = datetime.datetime(*dateargs, tzinfo=tz) |
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| 18 | n/a | |
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| 19 | n/a | def test_naive_datetime(self): |
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| 20 | n/a | self.assertEqual(utils.format_datetime(self.naive_dt), |
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| 21 | n/a | self.datestring + ' -0000') |
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| 22 | n/a | |
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| 23 | n/a | def test_aware_datetime(self): |
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| 24 | n/a | self.assertEqual(utils.format_datetime(self.aware_dt), |
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| 25 | n/a | self.datestring + self.offsetstring) |
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| 26 | n/a | |
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| 27 | n/a | def test_usegmt(self): |
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| 28 | n/a | utc_dt = datetime.datetime(*self.dateargs, |
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| 29 | n/a | tzinfo=datetime.timezone.utc) |
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| 30 | n/a | self.assertEqual(utils.format_datetime(utc_dt, usegmt=True), |
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| 31 | n/a | self.datestring + ' GMT') |
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| 32 | n/a | |
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| 33 | n/a | def test_usegmt_with_naive_datetime_raises(self): |
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| 34 | n/a | with self.assertRaises(ValueError): |
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| 35 | n/a | utils.format_datetime(self.naive_dt, usegmt=True) |
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| 36 | n/a | |
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| 37 | n/a | def test_usegmt_with_non_utc_datetime_raises(self): |
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| 38 | n/a | with self.assertRaises(ValueError): |
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| 39 | n/a | utils.format_datetime(self.aware_dt, usegmt=True) |
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| 40 | n/a | |
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| 41 | n/a | def test_parsedate_to_datetime(self): |
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| 42 | n/a | self.assertEqual( |
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| 43 | n/a | utils.parsedate_to_datetime(self.datestring + self.offsetstring), |
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| 44 | n/a | self.aware_dt) |
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| 45 | n/a | |
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| 46 | n/a | def test_parsedate_to_datetime_naive(self): |
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| 47 | n/a | self.assertEqual( |
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| 48 | n/a | utils.parsedate_to_datetime(self.datestring + ' -0000'), |
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| 49 | n/a | self.naive_dt) |
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| 50 | n/a | |
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| 51 | n/a | |
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| 52 | n/a | class LocaltimeTests(unittest.TestCase): |
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| 53 | n/a | |
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| 54 | n/a | def test_localtime_is_tz_aware_daylight_true(self): |
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| 55 | n/a | test.support.patch(self, time, 'daylight', True) |
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| 56 | n/a | t = utils.localtime() |
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| 57 | n/a | self.assertIsNotNone(t.tzinfo) |
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| 58 | n/a | |
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| 59 | n/a | def test_localtime_is_tz_aware_daylight_false(self): |
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| 60 | n/a | test.support.patch(self, time, 'daylight', False) |
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| 61 | n/a | t = utils.localtime() |
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| 62 | n/a | self.assertIsNotNone(t.tzinfo) |
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| 63 | n/a | |
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| 64 | n/a | def test_localtime_daylight_true_dst_false(self): |
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| 65 | n/a | test.support.patch(self, time, 'daylight', True) |
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| 66 | n/a | t0 = datetime.datetime(2012, 3, 12, 1, 1) |
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| 67 | n/a | t1 = utils.localtime(t0, isdst=-1) |
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| 68 | n/a | t2 = utils.localtime(t1) |
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| 69 | n/a | self.assertEqual(t1, t2) |
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| 70 | n/a | |
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| 71 | n/a | def test_localtime_daylight_false_dst_false(self): |
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| 72 | n/a | test.support.patch(self, time, 'daylight', False) |
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| 73 | n/a | t0 = datetime.datetime(2012, 3, 12, 1, 1) |
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| 74 | n/a | t1 = utils.localtime(t0, isdst=-1) |
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| 75 | n/a | t2 = utils.localtime(t1) |
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| 76 | n/a | self.assertEqual(t1, t2) |
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| 77 | n/a | |
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| 78 | n/a | def test_localtime_daylight_true_dst_true(self): |
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| 79 | n/a | test.support.patch(self, time, 'daylight', True) |
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| 80 | n/a | t0 = datetime.datetime(2012, 3, 12, 1, 1) |
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| 81 | n/a | t1 = utils.localtime(t0, isdst=1) |
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| 82 | n/a | t2 = utils.localtime(t1) |
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| 83 | n/a | self.assertEqual(t1, t2) |
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| 84 | n/a | |
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| 85 | n/a | def test_localtime_daylight_false_dst_true(self): |
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| 86 | n/a | test.support.patch(self, time, 'daylight', False) |
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| 87 | n/a | t0 = datetime.datetime(2012, 3, 12, 1, 1) |
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| 88 | n/a | t1 = utils.localtime(t0, isdst=1) |
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| 89 | n/a | t2 = utils.localtime(t1) |
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| 90 | n/a | self.assertEqual(t1, t2) |
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| 91 | n/a | |
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| 92 | n/a | @test.support.run_with_tz('EST+05EDT,M3.2.0,M11.1.0') |
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| 93 | n/a | def test_localtime_epoch_utc_daylight_true(self): |
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| 94 | n/a | test.support.patch(self, time, 'daylight', True) |
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| 95 | n/a | t0 = datetime.datetime(1990, 1, 1, tzinfo = datetime.timezone.utc) |
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| 96 | n/a | t1 = utils.localtime(t0) |
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| 97 | n/a | t2 = t0 - datetime.timedelta(hours=5) |
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| 98 | n/a | t2 = t2.replace(tzinfo = datetime.timezone(datetime.timedelta(hours=-5))) |
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| 99 | n/a | self.assertEqual(t1, t2) |
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| 100 | n/a | |
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| 101 | n/a | @test.support.run_with_tz('EST+05EDT,M3.2.0,M11.1.0') |
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| 102 | n/a | def test_localtime_epoch_utc_daylight_false(self): |
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| 103 | n/a | test.support.patch(self, time, 'daylight', False) |
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| 104 | n/a | t0 = datetime.datetime(1990, 1, 1, tzinfo = datetime.timezone.utc) |
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| 105 | n/a | t1 = utils.localtime(t0) |
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| 106 | n/a | t2 = t0 - datetime.timedelta(hours=5) |
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| 107 | n/a | t2 = t2.replace(tzinfo = datetime.timezone(datetime.timedelta(hours=-5))) |
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| 108 | n/a | self.assertEqual(t1, t2) |
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| 109 | n/a | |
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| 110 | n/a | def test_localtime_epoch_notz_daylight_true(self): |
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| 111 | n/a | test.support.patch(self, time, 'daylight', True) |
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| 112 | n/a | t0 = datetime.datetime(1990, 1, 1) |
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| 113 | n/a | t1 = utils.localtime(t0) |
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| 114 | n/a | t2 = utils.localtime(t0.replace(tzinfo=None)) |
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| 115 | n/a | self.assertEqual(t1, t2) |
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| 116 | n/a | |
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| 117 | n/a | def test_localtime_epoch_notz_daylight_false(self): |
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| 118 | n/a | test.support.patch(self, time, 'daylight', False) |
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| 119 | n/a | t0 = datetime.datetime(1990, 1, 1) |
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| 120 | n/a | t1 = utils.localtime(t0) |
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| 121 | n/a | t2 = utils.localtime(t0.replace(tzinfo=None)) |
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| 122 | n/a | self.assertEqual(t1, t2) |
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| 123 | n/a | |
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| 124 | n/a | # XXX: Need a more robust test for Olson's tzdata |
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| 125 | n/a | @unittest.skipIf(sys.platform.startswith('win'), |
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| 126 | n/a | "Windows does not use Olson's TZ database") |
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| 127 | n/a | @unittest.skipUnless(os.path.exists('/usr/share/zoneinfo') or |
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| 128 | n/a | os.path.exists('/usr/lib/zoneinfo'), |
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| 129 | n/a | "Can't find the Olson's TZ database") |
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| 130 | n/a | @test.support.run_with_tz('Europe/Kiev') |
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| 131 | n/a | def test_variable_tzname(self): |
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| 132 | n/a | t0 = datetime.datetime(1984, 1, 1, tzinfo=datetime.timezone.utc) |
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| 133 | n/a | t1 = utils.localtime(t0) |
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| 134 | n/a | self.assertEqual(t1.tzname(), 'MSK') |
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| 135 | n/a | t0 = datetime.datetime(1994, 1, 1, tzinfo=datetime.timezone.utc) |
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| 136 | n/a | t1 = utils.localtime(t0) |
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| 137 | n/a | self.assertEqual(t1.tzname(), 'EET') |
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| 138 | n/a | |
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| 139 | n/a | # Issue #24836: The timezone files are out of date (pre 2011k) |
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| 140 | n/a | # on Mac OS X Snow Leopard. |
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| 141 | n/a | @test.support.requires_mac_ver(10, 7) |
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| 142 | n/a | class FormatDateTests(unittest.TestCase): |
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| 143 | n/a | |
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| 144 | n/a | @test.support.run_with_tz('Europe/Minsk') |
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| 145 | n/a | def test_formatdate(self): |
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| 146 | n/a | timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) |
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| 147 | n/a | string = utils.formatdate(timeval, localtime=False, usegmt=False) |
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| 148 | n/a | self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 -0000') |
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| 149 | n/a | string = utils.formatdate(timeval, localtime=False, usegmt=True) |
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| 150 | n/a | self.assertEqual(string, 'Thu, 01 Dec 2011 15:00:00 GMT') |
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| 151 | n/a | |
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| 152 | n/a | @test.support.run_with_tz('Europe/Minsk') |
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| 153 | n/a | def test_formatdate_with_localtime(self): |
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| 154 | n/a | timeval = time.mktime((2011, 1, 1, 18, 0, 0, 6, 1, 0)) |
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| 155 | n/a | string = utils.formatdate(timeval, localtime=True) |
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| 156 | n/a | self.assertEqual(string, 'Sat, 01 Jan 2011 18:00:00 +0200') |
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| 157 | n/a | # Minsk moved from +0200 (with DST) to +0300 (without DST) in 2011 |
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| 158 | n/a | timeval = time.mktime((2011, 12, 1, 18, 0, 0, 4, 335, 0)) |
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| 159 | n/a | string = utils.formatdate(timeval, localtime=True) |
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| 160 | n/a | self.assertEqual(string, 'Thu, 01 Dec 2011 18:00:00 +0300') |
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| 161 | n/a | |
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| 162 | n/a | if __name__ == '__main__': |
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| 163 | n/a | unittest.main() |
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