| """PyUnit testing against strptime""" |
| |
| import unittest |
| import time |
| import locale |
| import re |
| import os |
| import platform |
| import sys |
| from test import support |
| from test.support import warnings_helper |
| from test.support import skip_if_buggy_ucrt_strfptime, run_with_locales |
| from datetime import date as datetime_date |
| |
| import _strptime |
| |
| libc_ver = platform.libc_ver() |
| if libc_ver[0] == 'glibc': |
| glibc_ver = tuple(map(int, libc_ver[1].split('.'))) |
| else: |
| glibc_ver = None |
| |
| |
| class getlang_Tests(unittest.TestCase): |
| """Test _getlang""" |
| def test_basic(self): |
| self.assertEqual(_strptime._getlang(), locale.getlocale(locale.LC_TIME)) |
| |
| class LocaleTime_Tests(unittest.TestCase): |
| """Tests for _strptime.LocaleTime. |
| |
| All values are lower-cased when stored in LocaleTime, so make sure to |
| compare values after running ``lower`` on them. |
| |
| """ |
| |
| def setUp(self): |
| """Create time tuple based on current time.""" |
| self.time_tuple = time.localtime() |
| self.LT_ins = _strptime.LocaleTime() |
| |
| def compare_against_time(self, testing, directive, tuple_position, |
| error_msg): |
| """Helper method that tests testing against directive based on the |
| tuple_position of time_tuple. Uses error_msg as error message. |
| |
| """ |
| strftime_output = time.strftime(directive, self.time_tuple).lower() |
| comparison = testing[self.time_tuple[tuple_position]] |
| self.assertIn(strftime_output, testing, |
| "%s: not found in tuple" % error_msg) |
| self.assertEqual(comparison, strftime_output, |
| "%s: position within tuple incorrect; %s != %s" % |
| (error_msg, comparison, strftime_output)) |
| |
| def test_weekday(self): |
| # Make sure that full and abbreviated weekday names are correct in |
| # both string and position with tuple |
| self.compare_against_time(self.LT_ins.f_weekday, '%A', 6, |
| "Testing of full weekday name failed") |
| self.compare_against_time(self.LT_ins.a_weekday, '%a', 6, |
| "Testing of abbreviated weekday name failed") |
| |
| def test_month(self): |
| # Test full and abbreviated month names; both string and position |
| # within the tuple |
| self.compare_against_time(self.LT_ins.f_month, '%B', 1, |
| "Testing against full month name failed") |
| self.compare_against_time(self.LT_ins.a_month, '%b', 1, |
| "Testing against abbreviated month name failed") |
| |
| def test_am_pm(self): |
| # Make sure AM/PM representation done properly |
| strftime_output = time.strftime("%p", self.time_tuple).lower() |
| self.assertIn(strftime_output, self.LT_ins.am_pm, |
| "AM/PM representation not in tuple") |
| if self.time_tuple[3] < 12: position = 0 |
| else: position = 1 |
| self.assertEqual(self.LT_ins.am_pm[position], strftime_output, |
| "AM/PM representation in the wrong position within the tuple") |
| |
| def test_timezone(self): |
| # Make sure timezone is correct |
| timezone = time.strftime("%Z", self.time_tuple).lower() |
| if timezone: |
| self.assertTrue(timezone in self.LT_ins.timezone[0] or |
| timezone in self.LT_ins.timezone[1], |
| "timezone %s not found in %s" % |
| (timezone, self.LT_ins.timezone)) |
| |
| def test_date_time(self): |
| # Check that LC_date_time, LC_date, and LC_time are correct |
| # the magic date is used so as to not have issues with %c when day of |
| # the month is a single digit and has a leading space. This is not an |
| # issue since strptime still parses it correctly. The problem is |
| # testing these directives for correctness by comparing strftime |
| # output. |
| magic_date = (1999, 3, 17, 22, 44, 55, 2, 76, 0) |
| strftime_output = time.strftime("%c", magic_date) |
| self.assertEqual(time.strftime(self.LT_ins.LC_date_time, magic_date), |
| strftime_output, "LC_date_time incorrect") |
| strftime_output = time.strftime("%x", magic_date) |
| self.assertEqual(time.strftime(self.LT_ins.LC_date, magic_date), |
| strftime_output, "LC_date incorrect") |
| strftime_output = time.strftime("%X", magic_date) |
| self.assertEqual(time.strftime(self.LT_ins.LC_time, magic_date), |
| strftime_output, "LC_time incorrect") |
| LT = _strptime.LocaleTime() |
| LT.am_pm = ('', '') |
| self.assertTrue(LT.LC_time, "LocaleTime's LC directives cannot handle " |
| "empty strings") |
| |
| def test_lang(self): |
| # Make sure lang is set to what _getlang() returns |
| # Assuming locale has not changed between now and when self.LT_ins was created |
| self.assertEqual(self.LT_ins.lang, _strptime._getlang()) |
| |
| |
| class TimeRETests(unittest.TestCase): |
| """Tests for TimeRE.""" |
| |
| def setUp(self): |
| """Construct generic TimeRE object.""" |
| self.time_re = _strptime.TimeRE() |
| self.locale_time = _strptime.LocaleTime() |
| |
| def test_pattern(self): |
| # Test TimeRE.pattern |
| pattern_string = self.time_re.pattern(r"%a %A %d %Y") |
| self.assertTrue(pattern_string.find(self.locale_time.a_weekday[2]) != -1, |
| "did not find abbreviated weekday in pattern string '%s'" % |
| pattern_string) |
| self.assertTrue(pattern_string.find(self.locale_time.f_weekday[4]) != -1, |
| "did not find full weekday in pattern string '%s'" % |
| pattern_string) |
| self.assertTrue(pattern_string.find(self.time_re['d']) != -1, |
| "did not find 'd' directive pattern string '%s'" % |
| pattern_string) |
| |
| def test_pattern_escaping(self): |
| # Make sure any characters in the format string that might be taken as |
| # regex syntax is escaped. |
| pattern_string = self.time_re.pattern(r"\d+") |
| self.assertIn(r"\\d\+", pattern_string, |
| "%s does not have re characters escaped properly" % |
| pattern_string) |
| |
| @skip_if_buggy_ucrt_strfptime |
| def test_compile(self): |
| # Check that compiled regex is correct |
| found = self.time_re.compile(r"%A").match(self.locale_time.f_weekday[6]) |
| self.assertTrue(found and found.group('A') == self.locale_time.f_weekday[6], |
| "re object for '%A' failed") |
| compiled = self.time_re.compile(r"%a %b") |
| found = compiled.match("%s %s" % (self.locale_time.a_weekday[4], |
| self.locale_time.a_month[4])) |
| self.assertTrue(found, |
| "Match failed with '%s' regex and '%s' string" % |
| (compiled.pattern, "%s %s" % (self.locale_time.a_weekday[4], |
| self.locale_time.a_month[4]))) |
| self.assertTrue(found.group('a') == self.locale_time.a_weekday[4] and |
| found.group('b') == self.locale_time.a_month[4], |
| "re object couldn't find the abbreviated weekday month in " |
| "'%s' using '%s'; group 'a' = '%s', group 'b' = %s'" % |
| (found.string, found.re.pattern, found.group('a'), |
| found.group('b'))) |
| for directive in ('a','A','b','B','c','d','G','H','I','j','m','M','p', |
| 'S','u','U','V','w','W','x','X','y','Y','Z','%'): |
| fmt = "%d %Y" if directive == 'd' else "%" + directive |
| compiled = self.time_re.compile(fmt) |
| found = compiled.match(time.strftime(fmt)) |
| self.assertTrue(found, "Matching failed on '%s' using '%s' regex" % |
| (time.strftime(fmt), |
| compiled.pattern)) |
| |
| def test_blankpattern(self): |
| # Make sure when tuple or something has no values no regex is generated. |
| # Fixes bug #661354 |
| test_locale = _strptime.LocaleTime() |
| test_locale.timezone = (frozenset(), frozenset()) |
| self.assertEqual(_strptime.TimeRE(test_locale).pattern("%Z"), '', |
| "with timezone == ('',''), TimeRE().pattern('%Z') != ''") |
| |
| def test_matching_with_escapes(self): |
| # Make sure a format that requires escaping of characters works |
| compiled_re = self.time_re.compile(r"\w+ %m") |
| found = compiled_re.match(r"\w+ 10") |
| self.assertTrue(found, r"Escaping failed of format '\w+ 10'") |
| |
| def test_locale_data_w_regex_metacharacters(self): |
| # Check that if locale data contains regex metacharacters they are |
| # escaped properly. |
| # Discovered by bug #1039270 . |
| locale_time = _strptime.LocaleTime() |
| locale_time.timezone = (frozenset(("utc", "gmt", |
| "Tokyo (standard time)")), |
| frozenset("Tokyo (daylight time)")) |
| time_re = _strptime.TimeRE(locale_time) |
| self.assertTrue(time_re.compile("%Z").match("Tokyo (standard time)"), |
| "locale data that contains regex metacharacters is not" |
| " properly escaped") |
| |
| def test_whitespace_substitution(self): |
| # When pattern contains whitespace, make sure it is taken into account |
| # so as to not allow subpatterns to end up next to each other and |
| # "steal" characters from each other. |
| pattern = self.time_re.pattern('%j %H') |
| self.assertFalse(re.match(pattern, "180")) |
| self.assertTrue(re.match(pattern, "18 0")) |
| |
| |
| class StrptimeTests(unittest.TestCase): |
| """Tests for _strptime.strptime.""" |
| |
| def setUp(self): |
| """Create testing time tuples.""" |
| self.time_tuple = time.localtime() |
| |
| def test_ValueError(self): |
| # Make sure ValueError is raised when match fails or format is bad |
| self.assertRaises(ValueError, _strptime._strptime_time, data_string="%d", |
| format="%A") |
| for bad_format in ("%", "% ", "%\n"): |
| with (self.subTest(format=bad_format), |
| self.assertRaisesRegex(ValueError, "stray % in format ")): |
| _strptime._strptime_time("2005", bad_format) |
| for bad_format in ("%i", "%Oi", "%O", "%O ", "%Ee", "%E", "%E ", |
| "%.", "%+", "%~", "%\\", |
| "%O.", "%O+", "%O_", "%O~", "%O\\"): |
| directive = bad_format[1:].rstrip() |
| with (self.subTest(format=bad_format), |
| self.assertRaisesRegex(ValueError, |
| f"'{re.escape(directive)}' is a bad directive in format ")): |
| _strptime._strptime_time("2005", bad_format) |
| |
| msg_week_no_year_or_weekday = r"ISO week directive '%V' must be used with " \ |
| r"the ISO year directive '%G' and a weekday directive " \ |
| r"\('%A', '%a', '%w', or '%u'\)." |
| msg_week_not_compatible = r"ISO week directive '%V' is incompatible with " \ |
| r"the year directive '%Y'. Use the ISO year '%G' instead." |
| msg_julian_not_compatible = r"Day of the year directive '%j' is not " \ |
| r"compatible with ISO year directive '%G'. Use '%Y' instead." |
| msg_year_no_week_or_weekday = r"ISO year directive '%G' must be used with " \ |
| r"the ISO week directive '%V' and a weekday directive " \ |
| r"\('%A', '%a', '%w', or '%u'\)." |
| |
| locale_time = _strptime.LocaleTime() |
| |
| # Ambiguous or incomplete cases using ISO year/week/weekday directives |
| subtests = [ |
| # 1. ISO week (%V) is specified, but the year is specified with %Y |
| # instead of %G |
| ("1999 50", "%Y %V", msg_week_no_year_or_weekday), |
| ("1999 50 5", "%Y %V %u", msg_week_not_compatible), |
| # 2. ISO year (%G) and ISO week (%V) are specified, but weekday is not |
| ("1999 51", "%G %V", msg_year_no_week_or_weekday), |
| # 3. ISO year (%G) and weekday are specified, but ISO week (%V) is not |
| ("1999 {}".format(locale_time.f_weekday[5]), "%G %A", |
| msg_year_no_week_or_weekday), |
| ("1999 {}".format(locale_time.a_weekday[5]), "%G %a", |
| msg_year_no_week_or_weekday), |
| ("1999 5", "%G %w", msg_year_no_week_or_weekday), |
| ("1999 5", "%G %u", msg_year_no_week_or_weekday), |
| # 4. ISO year is specified alone (e.g. time.strptime('2015', '%G')) |
| ("2015", "%G", msg_year_no_week_or_weekday), |
| # 5. Julian/ordinal day (%j) is specified with %G, but not %Y |
| ("1999 256", "%G %j", msg_julian_not_compatible), |
| ("1999 50 5 256", "%G %V %u %j", msg_julian_not_compatible), |
| # ISO week specified alone |
| ("50", "%V", msg_week_no_year_or_weekday), |
| # ISO year is unspecified, falling back to year |
| ("50 5", "%V %u", msg_week_no_year_or_weekday), |
| # 6. Invalid ISO weeks |
| ("2019-00-1", "%G-%V-%u", |
| "time data '2019-00-1' does not match format '%G-%V-%u'"), |
| ("2019-54-1", "%G-%V-%u", |
| "time data '2019-54-1' does not match format '%G-%V-%u'"), |
| ("2021-53-1", "%G-%V-%u", "Invalid week: 53"), |
| ] |
| |
| for (data_string, format, message) in subtests: |
| with self.subTest(data_string=data_string, format=format): |
| with self.assertRaisesRegex(ValueError, message): |
| _strptime._strptime(data_string, format) |
| |
| def test_strptime_exception_context(self): |
| # check that this doesn't chain exceptions needlessly (see #17572) |
| with self.assertRaises(ValueError) as e: |
| _strptime._strptime_time('', '%D') |
| self.assertTrue(e.exception.__suppress_context__) |
| # additional check for stray % branch |
| with self.assertRaises(ValueError) as e: |
| _strptime._strptime_time('%', '%') |
| self.assertTrue(e.exception.__suppress_context__) |
| |
| def test_unconverteddata(self): |
| # Check ValueError is raised when there is unconverted data |
| self.assertRaises(ValueError, _strptime._strptime_time, "10 12", "%m") |
| |
| def roundtrip(self, fmt, position, time_tuple=None): |
| """Helper fxn in testing.""" |
| if time_tuple is None: |
| time_tuple = self.time_tuple |
| strf_output = time.strftime(fmt, time_tuple) |
| strp_output = _strptime._strptime_time(strf_output, fmt) |
| self.assertEqual(strp_output[position], time_tuple[position], |
| "testing of %r format failed; %r -> %r != %r" % |
| (fmt, strf_output, strp_output[position], |
| time_tuple[position])) |
| if support.verbose >= 3: |
| print("testing of %r format: %r -> %r" % |
| (fmt, strf_output, strp_output[position])) |
| |
| def test_year(self): |
| # Test that the year is handled properly |
| self.roundtrip('%Y', 0) |
| self.roundtrip('%y', 0) |
| self.roundtrip('%Y', 0, (1900, 1, 1, 0, 0, 0, 0, 1, 0)) |
| |
| # Must also make sure %y values are correct for bounds set by Open Group |
| strptime = _strptime._strptime_time |
| self.assertEqual(strptime('00', '%y')[0], 2000) |
| self.assertEqual(strptime('68', '%y')[0], 2068) |
| self.assertEqual(strptime('69', '%y')[0], 1969) |
| self.assertEqual(strptime('99', '%y')[0], 1999) |
| |
| def test_month(self): |
| # Test for month directives |
| self.roundtrip('%m', 1) |
| |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', 'he_IL', '') |
| def test_month_locale(self): |
| # Test for month directives |
| self.roundtrip('%B', 1) |
| self.roundtrip('%b', 1) |
| for m in range(1, 13): |
| self.roundtrip('%B', 1, (1900, m, 1, 0, 0, 0, 0, 1, 0)) |
| self.roundtrip('%b', 1, (1900, m, 1, 0, 0, 0, 0, 1, 0)) |
| |
| @run_with_locales('LC_TIME', 'az_AZ', 'ber_DZ', 'ber_MA', 'crh_UA') |
| def test_month_locale2(self): |
| # Test for month directives |
| # Month name contains 'İ' ('\u0130') |
| self.roundtrip('%B', 1, (2025, 6, 1, 0, 0, 0, 6, 152, 0)) |
| self.roundtrip('%b', 1, (2025, 6, 1, 0, 0, 0, 6, 152, 0)) |
| self.roundtrip('%B', 1, (2025, 7, 1, 0, 0, 0, 1, 182, 0)) |
| self.roundtrip('%b', 1, (2025, 7, 1, 0, 0, 0, 1, 182, 0)) |
| |
| def test_day(self): |
| # Test for day directives |
| self.roundtrip('%d %Y', 2) |
| |
| def test_hour(self): |
| # Test hour directives |
| self.roundtrip('%H', 3) |
| |
| # NB: Only works on locales with AM/PM |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'ja_JP') |
| def test_hour_locale(self): |
| # Test hour directives |
| self.roundtrip('%I %p', 3) |
| |
| def test_minute(self): |
| # Test minute directives |
| self.roundtrip('%M', 4) |
| |
| def test_second(self): |
| # Test second directives |
| self.roundtrip('%S', 5) |
| |
| def test_fraction(self): |
| # Test microseconds |
| import datetime |
| d = datetime.datetime(2012, 12, 20, 12, 34, 56, 78987) |
| tup, frac, _ = _strptime._strptime(str(d), format="%Y-%m-%d %H:%M:%S.%f") |
| self.assertEqual(frac, d.microsecond) |
| |
| def test_weekday(self): |
| # Test weekday directives |
| self.roundtrip('%w', 6) |
| self.roundtrip('%u', 6) |
| |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', '') |
| def test_weekday_locale(self): |
| # Test weekday directives |
| self.roundtrip('%A', 6) |
| self.roundtrip('%a', 6) |
| |
| def test_julian(self): |
| # Test julian directives |
| self.roundtrip('%j', 7) |
| |
| def test_offset(self): |
| one_hour = 60 * 60 |
| half_hour = 30 * 60 |
| half_minute = 30 |
| (*_, offset), _, offset_fraction = _strptime._strptime("+0130", "%z") |
| self.assertEqual(offset, one_hour + half_hour) |
| self.assertEqual(offset_fraction, 0) |
| (*_, offset), _, offset_fraction = _strptime._strptime("-0100", "%z") |
| self.assertEqual(offset, -one_hour) |
| self.assertEqual(offset_fraction, 0) |
| (*_, offset), _, offset_fraction = _strptime._strptime("-013030", "%z") |
| self.assertEqual(offset, -(one_hour + half_hour + half_minute)) |
| self.assertEqual(offset_fraction, 0) |
| (*_, offset), _, offset_fraction = _strptime._strptime("-013030.000001", "%z") |
| self.assertEqual(offset, -(one_hour + half_hour + half_minute)) |
| self.assertEqual(offset_fraction, -1) |
| |
| cases = [ |
| ("+01:00", one_hour, 0), |
| ("-01:30", -(one_hour + half_hour), 0), |
| ("-01:30:30", -(one_hour + half_hour + half_minute), 0), |
| ("-01:30:30.000001", -(one_hour + half_hour + half_minute), -1), |
| ("+01:30:30.001", +(one_hour + half_hour + half_minute), 1000), |
| ("Z", 0, 0), |
| ] |
| for directive in ("%z", "%:z"): |
| for offset_str, expected_offset, expected_fraction in cases: |
| with self.subTest(offset_str=offset_str, directive=directive): |
| (*_, offset), _, offset_fraction = _strptime._strptime( |
| offset_str, directive |
| ) |
| self.assertEqual(offset, expected_offset) |
| self.assertEqual(offset_fraction, expected_fraction) |
| |
| def test_bad_offset(self): |
| error_cases_any_z = [ |
| "-01:30:30.", # Decimal point not followed with digits |
| "-01:30:30.1234567", # Too many digits after decimal point |
| "-01:30:30:123456", # Colon as decimal separator |
| "-0130:30", # Incorrect use of colons |
| ] |
| for directive in ("%z", "%:z"): |
| for timestr in error_cases_any_z: |
| with self.subTest(timestr=timestr, directive=directive): |
| with self.assertRaises(ValueError): |
| _strptime._strptime(timestr, directive) |
| |
| required_colons_cases = ["-013030", "+0130", "-01:3030.123456"] |
| for timestr in required_colons_cases: |
| with self.subTest(timestr=timestr): |
| with self.assertRaises(ValueError): |
| _strptime._strptime(timestr, "%:z") |
| |
| with self.assertRaises(ValueError) as err: |
| _strptime._strptime("-01:3030", "%z") |
| self.assertEqual("Inconsistent use of : in -01:3030", str(err.exception)) |
| with self.assertRaises(ValueError) as err: |
| _strptime._strptime("-01:3030", "%:z") |
| self.assertEqual("Missing colon in %:z before '30', got '-01:3030'", |
| str(err.exception)) |
| |
| @skip_if_buggy_ucrt_strfptime |
| def test_timezone(self): |
| # Test timezone directives. |
| # When gmtime() is used with %Z, entire result of strftime() is empty. |
| # Check for equal timezone names deals with bad locale info when this |
| # occurs; first found in FreeBSD 4.4. |
| strp_output = _strptime._strptime_time("UTC", "%Z") |
| self.assertEqual(strp_output.tm_isdst, 0) |
| strp_output = _strptime._strptime_time("GMT", "%Z") |
| self.assertEqual(strp_output.tm_isdst, 0) |
| time_tuple = time.localtime() |
| strf_output = time.strftime("%Z") #UTC does not have a timezone |
| strp_output = _strptime._strptime_time(strf_output, "%Z") |
| locale_time = _strptime.LocaleTime() |
| if time.tzname[0] != time.tzname[1] or not time.daylight: |
| self.assertTrue(strp_output[8] == time_tuple[8], |
| "timezone check failed; '%s' -> %s != %s" % |
| (strf_output, strp_output[8], time_tuple[8])) |
| else: |
| self.assertTrue(strp_output[8] == -1, |
| "LocaleTime().timezone has duplicate values and " |
| "time.daylight but timezone value not set to -1") |
| |
| @unittest.skipUnless( |
| hasattr(time, "tzset"), "time module has no attribute tzset" |
| ) |
| def test_bad_timezone(self): |
| # Explicitly test possibility of bad timezone; |
| # when time.tzname[0] == time.tzname[1] and time.daylight |
| tz_name = time.tzname[0] |
| if tz_name.upper() in ("UTC", "GMT"): |
| self.skipTest('need non-UTC/GMT timezone') |
| |
| with support.swap_attr(time, 'tzname', (tz_name, tz_name)), \ |
| support.swap_attr(time, 'daylight', 1), \ |
| support.swap_attr(time, 'tzset', lambda: None): |
| time.tzname = (tz_name, tz_name) |
| time.daylight = 1 |
| tz_value = _strptime._strptime_time(tz_name, "%Z")[8] |
| self.assertEqual(tz_value, -1, |
| "%s lead to a timezone value of %s instead of -1 when " |
| "time.daylight set to %s and passing in %s" % |
| (time.tzname, tz_value, time.daylight, tz_name)) |
| |
| # NB: Does not roundtrip in some locales due to the ambiguity of |
| # the date and time representation (bugs in locales?): |
| # * Seconds are not included: bem_ZM, bokmal, ff_SN, nb_NO, nn_NO, |
| # no_NO, norwegian, nynorsk. |
| # * Hours are in 12-hour notation without AM/PM indication: hy_AM, |
| # id_ID, ms_MY. |
| # * Year is not included: ha_NG. |
| # * Use non-Gregorian calendar: lo_LA, thai, th_TH. |
| # On Windows: ar_IN, ar_SA, fa_IR, ps_AF. |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', |
| 'he_IL', 'eu_ES', 'ar_AE', 'mfe_MU', 'yo_NG', |
| 'csb_PL', 'br_FR', 'gez_ET', 'brx_IN', |
| 'my_MM', 'or_IN', 'shn_MM', 'az_IR', |
| 'byn_ER', 'wal_ET', 'lzh_TW') |
| def test_date_time_locale(self): |
| # Test %c directive |
| loc = locale.getlocale(locale.LC_TIME)[0] |
| if glibc_ver and glibc_ver < (2, 31) and loc == 'br_FR': |
| self.skipTest('%c in locale br_FR does not include time') |
| now = time.time() |
| self.roundtrip('%c', slice(0, 6), time.localtime(now)) |
| # 1 hour 20 minutes 30 seconds ago |
| self.roundtrip('%c', slice(0, 6), time.localtime(now - 4830)) |
| # 12 hours ago |
| self.roundtrip('%c', slice(0, 6), time.localtime(now - 12*3600)) |
| # different days of the week |
| for i in range(1, 7): |
| self.roundtrip('%c', slice(0, 6), time.localtime(now - i*24*3600)) |
| # different months |
| for i in range(1, 12): |
| self.roundtrip('%c', slice(0, 6), time.localtime(now - i*30*24*3600)) |
| # different year |
| self.roundtrip('%c', slice(0, 6), time.localtime(now - 366*24*3600)) |
| |
| # NB: Dates before 1969 do not roundtrip on some locales: |
| # az_IR, bo_CN, bo_IN, dz_BT, eu_ES, eu_FR, fa_IR, or_IN. |
| @support.run_with_tz('STD-1DST,M4.1.0,M10.1.0') |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', |
| 'he_IL', 'ar_AE', 'mfe_MU', 'yo_NG', |
| 'csb_PL', 'br_FR', 'gez_ET', 'brx_IN', |
| 'my_MM', 'shn_MM') |
| def test_date_time_locale2(self): |
| # Test %c directive |
| loc = locale.getlocale(locale.LC_TIME)[0] |
| if sys.platform.startswith('sunos'): |
| if loc in ('ar_AE',): |
| self.skipTest(f'locale {loc!r} may not work on this platform') |
| self.roundtrip('%c', slice(0, 6), (1900, 1, 1, 0, 0, 0, 0, 1, 0)) |
| self.roundtrip('%c', slice(0, 6), (1800, 1, 1, 0, 0, 0, 0, 1, 0)) |
| |
| # NB: Does not roundtrip because use non-Gregorian calendar: |
| # lo_LA, thai, th_TH. On Windows: ar_IN, ar_SA, fa_IR, ps_AF. |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', |
| 'he_IL', 'eu_ES', 'ar_AE', |
| 'az_IR', 'my_MM', 'or_IN', 'shn_MM', 'lzh_TW') |
| def test_date_locale(self): |
| # Test %x directive |
| now = time.time() |
| self.roundtrip('%x', slice(0, 3), time.localtime(now)) |
| # different days of the week |
| for i in range(1, 7): |
| self.roundtrip('%x', slice(0, 3), time.localtime(now - i*24*3600)) |
| # different months |
| for i in range(1, 12): |
| self.roundtrip('%x', slice(0, 3), time.localtime(now - i*30*24*3600)) |
| # different year |
| self.roundtrip('%x', slice(0, 3), time.localtime(now - 366*24*3600)) |
| |
| # NB: Dates before 1969 do not roundtrip on many locales, including C. |
| @unittest.skipIf(support.linked_to_musl(), "musl libc issue, bpo-46390") |
| @run_with_locales('LC_TIME', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', |
| 'eu_ES', 'ar_AE', 'my_MM', 'shn_MM', 'lzh_TW') |
| def test_date_locale2(self): |
| # Test %x directive |
| loc = locale.getlocale(locale.LC_TIME)[0] |
| if sys.platform.startswith(('sunos', 'aix')): |
| if loc in ('en_US', 'de_DE', 'ar_AE'): |
| self.skipTest(f'locale {loc!r} may not work on this platform') |
| self.roundtrip('%x', slice(0, 3), (1900, 1, 1, 0, 0, 0, 0, 1, 0)) |
| self.roundtrip('%x', slice(0, 3), (1800, 1, 1, 0, 0, 0, 0, 1, 0)) |
| |
| # NB: Does not roundtrip in some locales due to the ambiguity of |
| # the time representation (bugs in locales?): |
| # * Seconds are not included: bokmal, ff_SN, nb_NO, nn_NO, no_NO, |
| # norwegian, nynorsk. |
| # * Hours are in 12-hour notation without AM/PM indication: hy_AM, |
| # ms_MY, sm_WS. |
| @run_with_locales('LC_TIME', 'C', 'en_US', 'fr_FR', 'de_DE', 'ja_JP', |
| 'aa_ET', 'am_ET', 'az_IR', 'byn_ER', 'fa_IR', 'gez_ET', |
| 'my_MM', 'om_ET', 'or_IN', 'shn_MM', 'sid_ET', 'so_SO', |
| 'ti_ET', 'tig_ER', 'wal_ET', 'lzh_TW', |
| 'ar_SA', 'bg_BG') |
| def test_time_locale(self): |
| # Test %X directive |
| loc = locale.getlocale(locale.LC_TIME)[0] |
| pos = slice(3, 6) |
| if glibc_ver and glibc_ver < (2, 29) and loc in { |
| 'aa_ET', 'am_ET', 'byn_ER', 'gez_ET', 'om_ET', |
| 'sid_ET', 'so_SO', 'ti_ET', 'tig_ER', 'wal_ET'}: |
| # Hours are in 12-hour notation without AM/PM indication. |
| # Ignore hours. |
| pos = slice(4, 6) |
| now = time.time() |
| self.roundtrip('%X', pos, time.localtime(now)) |
| # 1 hour 20 minutes 30 seconds ago |
| self.roundtrip('%X', pos, time.localtime(now - 4830)) |
| # 12 hours ago |
| self.roundtrip('%X', pos, time.localtime(now - 12*3600)) |
| |
| def test_percent(self): |
| # Make sure % signs are handled properly |
| strf_output = time.strftime("%m %% %Y", self.time_tuple) |
| strp_output = _strptime._strptime_time(strf_output, "%m %% %Y") |
| self.assertTrue(strp_output[0] == self.time_tuple[0] and |
| strp_output[1] == self.time_tuple[1], |
| "handling of percent sign failed") |
| |
| def test_caseinsensitive(self): |
| # Should handle names case-insensitively. |
| strf_output = time.strftime("%B", self.time_tuple) |
| self.assertTrue(_strptime._strptime_time(strf_output.upper(), "%B"), |
| "strptime does not handle ALL-CAPS names properly") |
| self.assertTrue(_strptime._strptime_time(strf_output.lower(), "%B"), |
| "strptime does not handle lowercase names properly") |
| self.assertTrue(_strptime._strptime_time(strf_output.capitalize(), "%B"), |
| "strptime does not handle capword names properly") |
| |
| def test_defaults(self): |
| # Default return value should be (1900, 1, 1, 0, 0, 0, 0, 1, 0) |
| defaults = (1900, 1, 1, 0, 0, 0, 0, 1, -1) |
| strp_output = _strptime._strptime_time('1', '%m') |
| self.assertTrue(strp_output == defaults, |
| "Default values for strptime() are incorrect;" |
| " %s != %s" % (strp_output, defaults)) |
| |
| def test_escaping(self): |
| # Make sure all characters that have regex significance are escaped. |
| # Parentheses are in a purposeful order; will cause an error of |
| # unbalanced parentheses when the regex is compiled if they are not |
| # escaped. |
| # Test instigated by bug #796149 . |
| need_escaping = r".^$*+?{}\[]|)(" |
| self.assertTrue(_strptime._strptime_time(need_escaping, need_escaping)) |
| |
| @warnings_helper.ignore_warnings(category=DeprecationWarning) # gh-70647 |
| def test_feb29_on_leap_year_without_year(self): |
| time.strptime("Feb 29", "%b %d") |
| |
| @warnings_helper.ignore_warnings(category=DeprecationWarning) # gh-70647 |
| def test_mar1_comes_after_feb29_even_when_omitting_the_year(self): |
| self.assertLess( |
| time.strptime("Feb 29", "%b %d"), |
| time.strptime("Mar 1", "%b %d")) |
| |
| class Strptime12AMPMTests(unittest.TestCase): |
| """Test a _strptime regression in '%I %p' at 12 noon (12 PM)""" |
| |
| def test_twelve_noon_midnight(self): |
| eq = self.assertEqual |
| eq(time.strptime('12 PM', '%I %p')[3], 12) |
| eq(time.strptime('12 AM', '%I %p')[3], 0) |
| eq(_strptime._strptime_time('12 PM', '%I %p')[3], 12) |
| eq(_strptime._strptime_time('12 AM', '%I %p')[3], 0) |
| |
| |
| class JulianTests(unittest.TestCase): |
| """Test a _strptime regression that all julian (1-366) are accepted""" |
| |
| def test_all_julian_days(self): |
| eq = self.assertEqual |
| for i in range(1, 367): |
| # use 2004, since it is a leap year, we have 366 days |
| eq(_strptime._strptime_time('%d 2004' % i, '%j %Y')[7], i) |
| |
| class CalculationTests(unittest.TestCase): |
| """Test that strptime() fills in missing info correctly""" |
| |
| def setUp(self): |
| self.time_tuple = time.gmtime() |
| |
| @skip_if_buggy_ucrt_strfptime |
| def test_julian_calculation(self): |
| # Make sure that when Julian is missing that it is calculated |
| format_string = "%Y %m %d %H %M %S %w %Z" |
| result = _strptime._strptime_time(time.strftime(format_string, self.time_tuple), |
| format_string) |
| self.assertTrue(result.tm_yday == self.time_tuple.tm_yday, |
| "Calculation of tm_yday failed; %s != %s" % |
| (result.tm_yday, self.time_tuple.tm_yday)) |
| |
| @skip_if_buggy_ucrt_strfptime |
| def test_gregorian_calculation(self): |
| # Test that Gregorian date can be calculated from Julian day |
| format_string = "%Y %H %M %S %w %j %Z" |
| result = _strptime._strptime_time(time.strftime(format_string, self.time_tuple), |
| format_string) |
| self.assertTrue(result.tm_year == self.time_tuple.tm_year and |
| result.tm_mon == self.time_tuple.tm_mon and |
| result.tm_mday == self.time_tuple.tm_mday, |
| "Calculation of Gregorian date failed; " |
| "%s-%s-%s != %s-%s-%s" % |
| (result.tm_year, result.tm_mon, result.tm_mday, |
| self.time_tuple.tm_year, self.time_tuple.tm_mon, |
| self.time_tuple.tm_mday)) |
| |
| @skip_if_buggy_ucrt_strfptime |
| def test_day_of_week_calculation(self): |
| # Test that the day of the week is calculated as needed |
| format_string = "%Y %m %d %H %S %j %Z" |
| result = _strptime._strptime_time(time.strftime(format_string, self.time_tuple), |
| format_string) |
| self.assertTrue(result.tm_wday == self.time_tuple.tm_wday, |
| "Calculation of day of the week failed; " |
| "%s != %s" % (result.tm_wday, self.time_tuple.tm_wday)) |
| |
| if support.is_android: |
| # Issue #26929: strftime() on Android incorrectly formats %V or %G for |
| # the last or the first incomplete week in a year. |
| _ymd_excluded = ((1905, 1, 1), (1906, 12, 31), (2008, 12, 29), |
| (1917, 12, 31)) |
| _formats_excluded = ('%G %V',) |
| else: |
| _ymd_excluded = () |
| _formats_excluded = () |
| |
| @unittest.skipIf(sys.platform.startswith('aix'), |
| 'bpo-29972: broken test on AIX') |
| def test_week_of_year_and_day_of_week_calculation(self): |
| # Should be able to infer date if given year, week of year (%U or %W) |
| # and day of the week |
| def test_helper(ymd_tuple, test_reason): |
| for year_week_format in ('%Y %W', '%Y %U', '%G %V'): |
| if (year_week_format in self._formats_excluded and |
| ymd_tuple in self._ymd_excluded): |
| return |
| for weekday_format in ('%w', '%u', '%a', '%A'): |
| format_string = year_week_format + ' ' + weekday_format |
| with self.subTest(test_reason, |
| date=ymd_tuple, |
| format=format_string): |
| dt_date = datetime_date(*ymd_tuple) |
| strp_input = dt_date.strftime(format_string) |
| strp_output = _strptime._strptime_time(strp_input, |
| format_string) |
| msg = "%r: %s != %s" % (strp_input, |
| strp_output[7], |
| dt_date.timetuple()[7]) |
| self.assertEqual(strp_output[:3], ymd_tuple, msg) |
| test_helper((1901, 1, 3), "week 0") |
| test_helper((1901, 1, 8), "common case") |
| test_helper((1901, 1, 13), "day on Sunday") |
| test_helper((1901, 1, 14), "day on Monday") |
| test_helper((1905, 1, 1), "Jan 1 on Sunday") |
| test_helper((1906, 1, 1), "Jan 1 on Monday") |
| test_helper((1906, 1, 7), "first Sunday in a year starting on Monday") |
| test_helper((1905, 12, 31), "Dec 31 on Sunday") |
| test_helper((1906, 12, 31), "Dec 31 on Monday") |
| test_helper((2008, 12, 29), "Monday in the last week of the year") |
| test_helper((2008, 12, 22), "Monday in the second-to-last week of the " |
| "year") |
| test_helper((1978, 10, 23), "randomly chosen date") |
| test_helper((2004, 12, 18), "randomly chosen date") |
| test_helper((1978, 10, 23), "year starting and ending on Monday while " |
| "date not on Sunday or Monday") |
| test_helper((1917, 12, 17), "year starting and ending on Monday with " |
| "a Monday not at the beginning or end " |
| "of the year") |
| test_helper((1917, 12, 31), "Dec 31 on Monday with year starting and " |
| "ending on Monday") |
| test_helper((2007, 1, 7), "First Sunday of 2007") |
| test_helper((2007, 1, 14), "Second Sunday of 2007") |
| test_helper((2006, 12, 31), "Last Sunday of 2006") |
| test_helper((2006, 12, 24), "Second to last Sunday of 2006") |
| |
| def test_week_0(self): |
| def check(value, format, *expected): |
| self.assertEqual(_strptime._strptime_time(value, format)[:-1], expected) |
| check('2015 0 0', '%Y %U %w', 2014, 12, 28, 0, 0, 0, 6, 362) |
| check('2015 0 0', '%Y %W %w', 2015, 1, 4, 0, 0, 0, 6, 4) |
| check('2015 1 1', '%G %V %u', 2014, 12, 29, 0, 0, 0, 0, 363) |
| check('2015 0 1', '%Y %U %w', 2014, 12, 29, 0, 0, 0, 0, 363) |
| check('2015 0 1', '%Y %W %w', 2014, 12, 29, 0, 0, 0, 0, 363) |
| check('2015 1 2', '%G %V %u', 2014, 12, 30, 0, 0, 0, 1, 364) |
| check('2015 0 2', '%Y %U %w', 2014, 12, 30, 0, 0, 0, 1, 364) |
| check('2015 0 2', '%Y %W %w', 2014, 12, 30, 0, 0, 0, 1, 364) |
| check('2015 1 3', '%G %V %u', 2014, 12, 31, 0, 0, 0, 2, 365) |
| check('2015 0 3', '%Y %U %w', 2014, 12, 31, 0, 0, 0, 2, 365) |
| check('2015 0 3', '%Y %W %w', 2014, 12, 31, 0, 0, 0, 2, 365) |
| check('2015 1 4', '%G %V %u', 2015, 1, 1, 0, 0, 0, 3, 1) |
| check('2015 0 4', '%Y %U %w', 2015, 1, 1, 0, 0, 0, 3, 1) |
| check('2015 0 4', '%Y %W %w', 2015, 1, 1, 0, 0, 0, 3, 1) |
| check('2015 1 5', '%G %V %u', 2015, 1, 2, 0, 0, 0, 4, 2) |
| check('2015 0 5', '%Y %U %w', 2015, 1, 2, 0, 0, 0, 4, 2) |
| check('2015 0 5', '%Y %W %w', 2015, 1, 2, 0, 0, 0, 4, 2) |
| check('2015 1 6', '%G %V %u', 2015, 1, 3, 0, 0, 0, 5, 3) |
| check('2015 0 6', '%Y %U %w', 2015, 1, 3, 0, 0, 0, 5, 3) |
| check('2015 0 6', '%Y %W %w', 2015, 1, 3, 0, 0, 0, 5, 3) |
| check('2015 1 7', '%G %V %u', 2015, 1, 4, 0, 0, 0, 6, 4) |
| |
| check('2009 0 0', '%Y %U %w', 2008, 12, 28, 0, 0, 0, 6, 363) |
| check('2009 0 0', '%Y %W %w', 2009, 1, 4, 0, 0, 0, 6, 4) |
| check('2009 1 1', '%G %V %u', 2008, 12, 29, 0, 0, 0, 0, 364) |
| check('2009 0 1', '%Y %U %w', 2008, 12, 29, 0, 0, 0, 0, 364) |
| check('2009 0 1', '%Y %W %w', 2008, 12, 29, 0, 0, 0, 0, 364) |
| check('2009 1 2', '%G %V %u', 2008, 12, 30, 0, 0, 0, 1, 365) |
| check('2009 0 2', '%Y %U %w', 2008, 12, 30, 0, 0, 0, 1, 365) |
| check('2009 0 2', '%Y %W %w', 2008, 12, 30, 0, 0, 0, 1, 365) |
| check('2009 1 3', '%G %V %u', 2008, 12, 31, 0, 0, 0, 2, 366) |
| check('2009 0 3', '%Y %U %w', 2008, 12, 31, 0, 0, 0, 2, 366) |
| check('2009 0 3', '%Y %W %w', 2008, 12, 31, 0, 0, 0, 2, 366) |
| check('2009 1 4', '%G %V %u', 2009, 1, 1, 0, 0, 0, 3, 1) |
| check('2009 0 4', '%Y %U %w', 2009, 1, 1, 0, 0, 0, 3, 1) |
| check('2009 0 4', '%Y %W %w', 2009, 1, 1, 0, 0, 0, 3, 1) |
| check('2009 1 5', '%G %V %u', 2009, 1, 2, 0, 0, 0, 4, 2) |
| check('2009 0 5', '%Y %U %w', 2009, 1, 2, 0, 0, 0, 4, 2) |
| check('2009 0 5', '%Y %W %w', 2009, 1, 2, 0, 0, 0, 4, 2) |
| check('2009 1 6', '%G %V %u', 2009, 1, 3, 0, 0, 0, 5, 3) |
| check('2009 0 6', '%Y %U %w', 2009, 1, 3, 0, 0, 0, 5, 3) |
| check('2009 0 6', '%Y %W %w', 2009, 1, 3, 0, 0, 0, 5, 3) |
| check('2009 1 7', '%G %V %u', 2009, 1, 4, 0, 0, 0, 6, 4) |
| |
| |
| class CacheTests(unittest.TestCase): |
| """Test that caching works properly.""" |
| |
| def test_time_re_recreation(self): |
| # Make sure cache is recreated when current locale does not match what |
| # cached object was created with. |
| _strptime._strptime_time("10 2004", "%d %Y") |
| _strptime._strptime_time("2005", "%Y") |
| _strptime._TimeRE_cache.locale_time.lang = "Ni" |
| original_time_re = _strptime._TimeRE_cache |
| _strptime._strptime_time("10 2004", "%d %Y") |
| self.assertIsNot(original_time_re, _strptime._TimeRE_cache) |
| self.assertEqual(len(_strptime._regex_cache), 1) |
| |
| def test_regex_cleanup(self): |
| # Make sure cached regexes are discarded when cache becomes "full". |
| try: |
| del _strptime._regex_cache['%d %Y'] |
| except KeyError: |
| pass |
| bogus_key = 0 |
| while len(_strptime._regex_cache) <= _strptime._CACHE_MAX_SIZE: |
| _strptime._regex_cache[bogus_key] = None |
| bogus_key += 1 |
| _strptime._strptime_time("10 2004", "%d %Y") |
| self.assertEqual(len(_strptime._regex_cache), 1) |
| |
| def test_new_localetime(self): |
| # A new LocaleTime instance should be created when a new TimeRE object |
| # is created. |
| locale_time_id = _strptime._TimeRE_cache.locale_time |
| _strptime._TimeRE_cache.locale_time.lang = "Ni" |
| _strptime._strptime_time("10 2004", "%d %Y") |
| self.assertIsNot(locale_time_id, _strptime._TimeRE_cache.locale_time) |
| |
| def test_TimeRE_recreation_locale(self): |
| # The TimeRE instance should be recreated upon changing the locale. |
| with support.run_with_locale('LC_TIME', 'en_US.UTF8'): |
| _strptime._strptime_time('10 2004', '%d %Y') |
| # Get id of current cache object. |
| first_time_re = _strptime._TimeRE_cache |
| try: |
| # Change the locale and force a recreation of the cache. |
| locale.setlocale(locale.LC_TIME, ('de_DE', 'UTF8')) |
| _strptime._strptime_time('10 2004', '%d %Y') |
| # Get the new cache object's id. |
| second_time_re = _strptime._TimeRE_cache |
| # They should not be equal. |
| self.assertIsNot(first_time_re, second_time_re) |
| # Possible test locale is not supported while initial locale is. |
| # If this is the case just suppress the exception and fall-through |
| # to the resetting to the original locale. |
| except locale.Error: |
| self.skipTest('test needs de_DE.UTF8 locale') |
| |
| @support.run_with_tz('STD-1DST,M4.1.0,M10.1.0') |
| def test_TimeRE_recreation_timezone(self): |
| # The TimeRE instance should be recreated upon changing the timezone. |
| oldtzname = time.tzname |
| tm = _strptime._strptime_time(time.tzname[0], '%Z') |
| self.assertEqual(tm.tm_isdst, 0) |
| tm = _strptime._strptime_time(time.tzname[1], '%Z') |
| self.assertEqual(tm.tm_isdst, 1) |
| # Get id of current cache object. |
| first_time_re = _strptime._TimeRE_cache |
| # Change the timezone and force a recreation of the cache. |
| os.environ['TZ'] = 'EST+05EDT,M3.2.0,M11.1.0' |
| time.tzset() |
| tm = _strptime._strptime_time(time.tzname[0], '%Z') |
| self.assertEqual(tm.tm_isdst, 0) |
| tm = _strptime._strptime_time(time.tzname[1], '%Z') |
| self.assertEqual(tm.tm_isdst, 1) |
| # Get the new cache object's id. |
| second_time_re = _strptime._TimeRE_cache |
| # They should not be equal. |
| self.assertIsNot(first_time_re, second_time_re) |
| # Make sure old names no longer accepted. |
| with self.assertRaises(ValueError): |
| _strptime._strptime_time(oldtzname[0], '%Z') |
| with self.assertRaises(ValueError): |
| _strptime._strptime_time(oldtzname[1], '%Z') |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |
