1 """PyUnit testing against strptime"""
8 from test
import test_support
9 from datetime
import date
as datetime_date
13 class getlang_Tests(unittest
.TestCase
):
16 self
.assertEqual(_strptime
._getlang
(), locale
.getlocale(locale
.LC_TIME
))
18 class LocaleTime_Tests(unittest
.TestCase
):
19 """Tests for _strptime.LocaleTime.
21 All values are lower-cased when stored in LocaleTime, so make sure to
22 compare values after running ``lower`` on them.
27 """Create time tuple based on current time."""
28 self
.time_tuple
= time
.localtime()
29 self
.LT_ins
= _strptime
.LocaleTime()
31 def compare_against_time(self
, testing
, directive
, tuple_position
,
33 """Helper method that tests testing against directive based on the
34 tuple_position of time_tuple. Uses error_msg as error message.
37 strftime_output
= time
.strftime(directive
, self
.time_tuple
).lower()
38 comparison
= testing
[self
.time_tuple
[tuple_position
]]
39 self
.assertIn(strftime_output
, testing
,
40 "%s: not found in tuple" % error_msg
)
41 self
.assertTrue(comparison
== strftime_output
,
42 "%s: position within tuple incorrect; %s != %s" %
43 (error_msg
, comparison
, strftime_output
))
45 def test_weekday(self
):
46 # Make sure that full and abbreviated weekday names are correct in
47 # both string and position with tuple
48 self
.compare_against_time(self
.LT_ins
.f_weekday
, '%A', 6,
49 "Testing of full weekday name failed")
50 self
.compare_against_time(self
.LT_ins
.a_weekday
, '%a', 6,
51 "Testing of abbreviated weekday name failed")
54 # Test full and abbreviated month names; both string and position
56 self
.compare_against_time(self
.LT_ins
.f_month
, '%B', 1,
57 "Testing against full month name failed")
58 self
.compare_against_time(self
.LT_ins
.a_month
, '%b', 1,
59 "Testing against abbreviated month name failed")
62 # Make sure AM/PM representation done properly
63 strftime_output
= time
.strftime("%p", self
.time_tuple
).lower()
64 self
.assertIn(strftime_output
, self
.LT_ins
.am_pm
,
65 "AM/PM representation not in tuple")
66 if self
.time_tuple
[3] < 12: position
= 0
68 self
.assertTrue(strftime_output
== self
.LT_ins
.am_pm
[position
],
69 "AM/PM representation in the wrong position within the tuple")
71 def test_timezone(self
):
72 # Make sure timezone is correct
73 timezone
= time
.strftime("%Z", self
.time_tuple
).lower()
75 self
.assertTrue(timezone
in self
.LT_ins
.timezone
[0] or
76 timezone
in self
.LT_ins
.timezone
[1],
77 "timezone %s not found in %s" %
78 (timezone
, self
.LT_ins
.timezone
))
80 def test_date_time(self
):
81 # Check that LC_date_time, LC_date, and LC_time are correct
82 # the magic date is used so as to not have issues with %c when day of
83 # the month is a single digit and has a leading space. This is not an
84 # issue since strptime still parses it correctly. The problem is
85 # testing these directives for correctness by comparing strftime
87 magic_date
= (1999, 3, 17, 22, 44, 55, 2, 76, 0)
88 strftime_output
= time
.strftime("%c", magic_date
)
89 self
.assertTrue(strftime_output
== time
.strftime(self
.LT_ins
.LC_date_time
,
91 "LC_date_time incorrect")
92 strftime_output
= time
.strftime("%x", magic_date
)
93 self
.assertTrue(strftime_output
== time
.strftime(self
.LT_ins
.LC_date
,
96 strftime_output
= time
.strftime("%X", magic_date
)
97 self
.assertTrue(strftime_output
== time
.strftime(self
.LT_ins
.LC_time
,
100 LT
= _strptime
.LocaleTime()
102 self
.assertTrue(LT
.LC_time
, "LocaleTime's LC directives cannot handle "
106 # Make sure lang is set to what _getlang() returns
107 # Assuming locale has not changed between now and when self.LT_ins was created
108 self
.assertEqual(self
.LT_ins
.lang
, _strptime
._getlang
())
111 class TimeRETests(unittest
.TestCase
):
112 """Tests for TimeRE."""
115 """Construct generic TimeRE object."""
116 self
.time_re
= _strptime
.TimeRE()
117 self
.locale_time
= _strptime
.LocaleTime()
119 def test_pattern(self
):
120 # Test TimeRE.pattern
121 pattern_string
= self
.time_re
.pattern(r
"%a %A %d")
122 self
.assertTrue(pattern_string
.find(self
.locale_time
.a_weekday
[2]) != -1,
123 "did not find abbreviated weekday in pattern string '%s'" %
125 self
.assertTrue(pattern_string
.find(self
.locale_time
.f_weekday
[4]) != -1,
126 "did not find full weekday in pattern string '%s'" %
128 self
.assertTrue(pattern_string
.find(self
.time_re
['d']) != -1,
129 "did not find 'd' directive pattern string '%s'" %
132 def test_pattern_escaping(self
):
133 # Make sure any characters in the format string that might be taken as
134 # regex syntax is escaped.
135 pattern_string
= self
.time_re
.pattern("\d+")
136 self
.assertIn(r
"\\d\+", pattern_string
,
137 "%s does not have re characters escaped properly" %
140 def test_compile(self
):
141 # Check that compiled regex is correct
142 found
= self
.time_re
.compile(r
"%A").match(self
.locale_time
.f_weekday
[6])
143 self
.assertTrue(found
and found
.group('A') == self
.locale_time
.f_weekday
[6],
144 "re object for '%A' failed")
145 compiled
= self
.time_re
.compile(r
"%a %b")
146 found
= compiled
.match("%s %s" % (self
.locale_time
.a_weekday
[4],
147 self
.locale_time
.a_month
[4]))
148 self
.assertTrue(found
,
149 "Match failed with '%s' regex and '%s' string" %
150 (compiled
.pattern
, "%s %s" % (self
.locale_time
.a_weekday
[4],
151 self
.locale_time
.a_month
[4])))
152 self
.assertTrue(found
.group('a') == self
.locale_time
.a_weekday
[4] and
153 found
.group('b') == self
.locale_time
.a_month
[4],
154 "re object couldn't find the abbreviated weekday month in "
155 "'%s' using '%s'; group 'a' = '%s', group 'b' = %s'" %
156 (found
.string
, found
.re
.pattern
, found
.group('a'),
158 for directive
in ('a','A','b','B','c','d','H','I','j','m','M','p','S',
159 'U','w','W','x','X','y','Y','Z','%'):
160 compiled
= self
.time_re
.compile("%" + directive
)
161 found
= compiled
.match(time
.strftime("%" + directive
))
162 self
.assertTrue(found
, "Matching failed on '%s' using '%s' regex" %
163 (time
.strftime("%" + directive
),
166 def test_blankpattern(self
):
167 # Make sure when tuple or something has no values no regex is generated.
169 test_locale
= _strptime
.LocaleTime()
170 test_locale
.timezone
= (frozenset(), frozenset())
171 self
.assertTrue(_strptime
.TimeRE(test_locale
).pattern("%Z") == '',
172 "with timezone == ('',''), TimeRE().pattern('%Z') != ''")
174 def test_matching_with_escapes(self
):
175 # Make sure a format that requires escaping of characters works
176 compiled_re
= self
.time_re
.compile("\w+ %m")
177 found
= compiled_re
.match("\w+ 10")
178 self
.assertTrue(found
, "Escaping failed of format '\w+ 10'")
180 def test_locale_data_w_regex_metacharacters(self
):
181 # Check that if locale data contains regex metacharacters they are
183 # Discovered by bug #1039270 .
184 locale_time
= _strptime
.LocaleTime()
185 locale_time
.timezone
= (frozenset(("utc", "gmt",
186 "Tokyo (standard time)")),
187 frozenset("Tokyo (daylight time)"))
188 time_re
= _strptime
.TimeRE(locale_time
)
189 self
.assertTrue(time_re
.compile("%Z").match("Tokyo (standard time)"),
190 "locale data that contains regex metacharacters is not"
193 def test_whitespace_substitution(self
):
194 # When pattern contains whitespace, make sure it is taken into account
195 # so as to not allow to subpatterns to end up next to each other and
196 # "steal" characters from each other.
197 pattern
= self
.time_re
.pattern('%j %H')
198 self
.assertTrue(not re
.match(pattern
, "180"))
199 self
.assertTrue(re
.match(pattern
, "18 0"))
202 class StrptimeTests(unittest
.TestCase
):
203 """Tests for _strptime.strptime."""
206 """Create testing time tuple."""
207 self
.time_tuple
= time
.gmtime()
209 def test_ValueError(self
):
210 # Make sure ValueError is raised when match fails or format is bad
211 self
.assertRaises(ValueError, _strptime
._strptime
_time
, data_string
="%d",
213 for bad_format
in ("%", "% ", "%e"):
215 _strptime
._strptime
_time
("2005", bad_format
)
218 except Exception, err
:
219 self
.fail("'%s' raised %s, not ValueError" %
220 (bad_format
, err
.__class
__.__name
__))
222 self
.fail("'%s' did not raise ValueError" % bad_format
)
224 def test_unconverteddata(self
):
225 # Check ValueError is raised when there is unconverted data
226 self
.assertRaises(ValueError, _strptime
._strptime
_time
, "10 12", "%m")
228 def helper(self
, directive
, position
):
229 """Helper fxn in testing."""
230 strf_output
= time
.strftime("%" + directive
, self
.time_tuple
)
231 strp_output
= _strptime
._strptime
_time
(strf_output
, "%" + directive
)
232 self
.assertTrue(strp_output
[position
] == self
.time_tuple
[position
],
233 "testing of '%s' directive failed; '%s' -> %s != %s" %
234 (directive
, strf_output
, strp_output
[position
],
235 self
.time_tuple
[position
]))
238 # Test that the year is handled properly
239 for directive
in ('y', 'Y'):
240 self
.helper(directive
, 0)
241 # Must also make sure %y values are correct for bounds set by Open Group
242 for century
, bounds
in ((1900, ('69', '99')), (2000, ('00', '68'))):
244 strp_output
= _strptime
._strptime
_time
(bound
, '%y')
245 expected_result
= century
+ int(bound
)
246 self
.assertTrue(strp_output
[0] == expected_result
,
247 "'y' test failed; passed in '%s' "
248 "and returned '%s'" % (bound
, strp_output
[0]))
250 def test_month(self
):
251 # Test for month directives
252 for directive
in ('B', 'b', 'm'):
253 self
.helper(directive
, 1)
256 # Test for day directives
260 # Test hour directives
262 strf_output
= time
.strftime("%I %p", self
.time_tuple
)
263 strp_output
= _strptime
._strptime
_time
(strf_output
, "%I %p")
264 self
.assertTrue(strp_output
[3] == self
.time_tuple
[3],
265 "testing of '%%I %%p' directive failed; '%s' -> %s != %s" %
266 (strf_output
, strp_output
[3], self
.time_tuple
[3]))
268 def test_minute(self
):
269 # Test minute directives
272 def test_second(self
):
273 # Test second directives
276 def test_fraction(self
):
279 d
= datetime
.datetime(2012, 12, 20, 12, 34, 56, 78987)
280 tup
, frac
= _strptime
._strptime
(str(d
), format
="%Y-%m-%d %H:%M:%S.%f")
281 self
.assertEqual(frac
, d
.microsecond
)
283 def test_weekday(self
):
284 # Test weekday directives
285 for directive
in ('A', 'a', 'w'):
286 self
.helper(directive
,6)
288 def test_julian(self
):
289 # Test julian directives
292 def test_timezone(self
):
293 # Test timezone directives.
294 # When gmtime() is used with %Z, entire result of strftime() is empty.
295 # Check for equal timezone names deals with bad locale info when this
296 # occurs; first found in FreeBSD 4.4.
297 strp_output
= _strptime
._strptime
_time
("UTC", "%Z")
298 self
.assertEqual(strp_output
.tm_isdst
, 0)
299 strp_output
= _strptime
._strptime
_time
("GMT", "%Z")
300 self
.assertEqual(strp_output
.tm_isdst
, 0)
301 time_tuple
= time
.localtime()
302 strf_output
= time
.strftime("%Z") #UTC does not have a timezone
303 strp_output
= _strptime
._strptime
_time
(strf_output
, "%Z")
304 locale_time
= _strptime
.LocaleTime()
305 if time
.tzname
[0] != time
.tzname
[1] or not time
.daylight
:
306 self
.assertTrue(strp_output
[8] == time_tuple
[8],
307 "timezone check failed; '%s' -> %s != %s" %
308 (strf_output
, strp_output
[8], time_tuple
[8]))
310 self
.assertTrue(strp_output
[8] == -1,
311 "LocaleTime().timezone has duplicate values and "
312 "time.daylight but timezone value not set to -1")
314 def test_bad_timezone(self
):
315 # Explicitly test possibility of bad timezone;
316 # when time.tzname[0] == time.tzname[1] and time.daylight
317 tz_name
= time
.tzname
[0]
318 if tz_name
.upper() in ("UTC", "GMT"):
321 original_tzname
= time
.tzname
322 original_daylight
= time
.daylight
323 time
.tzname
= (tz_name
, tz_name
)
325 tz_value
= _strptime
._strptime
_time
(tz_name
, "%Z")[8]
326 self
.assertEqual(tz_value
, -1,
327 "%s lead to a timezone value of %s instead of -1 when "
328 "time.daylight set to %s and passing in %s" %
329 (time
.tzname
, tz_value
, time
.daylight
, tz_name
))
331 time
.tzname
= original_tzname
332 time
.daylight
= original_daylight
334 def test_date_time(self
):
336 for position
in range(6):
337 self
.helper('c', position
)
341 for position
in range(0,3):
342 self
.helper('x', position
)
346 for position
in range(3,6):
347 self
.helper('X', position
)
349 def test_percent(self
):
350 # Make sure % signs are handled properly
351 strf_output
= time
.strftime("%m %% %Y", self
.time_tuple
)
352 strp_output
= _strptime
._strptime
_time
(strf_output
, "%m %% %Y")
353 self
.assertTrue(strp_output
[0] == self
.time_tuple
[0] and
354 strp_output
[1] == self
.time_tuple
[1],
355 "handling of percent sign failed")
357 def test_caseinsensitive(self
):
358 # Should handle names case-insensitively.
359 strf_output
= time
.strftime("%B", self
.time_tuple
)
360 self
.assertTrue(_strptime
._strptime
_time
(strf_output
.upper(), "%B"),
361 "strptime does not handle ALL-CAPS names properly")
362 self
.assertTrue(_strptime
._strptime
_time
(strf_output
.lower(), "%B"),
363 "strptime does not handle lowercase names properly")
364 self
.assertTrue(_strptime
._strptime
_time
(strf_output
.capitalize(), "%B"),
365 "strptime does not handle capword names properly")
367 def test_defaults(self
):
368 # Default return value should be (1900, 1, 1, 0, 0, 0, 0, 1, 0)
369 defaults
= (1900, 1, 1, 0, 0, 0, 0, 1, -1)
370 strp_output
= _strptime
._strptime
_time
('1', '%m')
371 self
.assertTrue(strp_output
== defaults
,
372 "Default values for strptime() are incorrect;"
373 " %s != %s" % (strp_output
, defaults
))
375 def test_escaping(self
):
376 # Make sure all characters that have regex significance are escaped.
377 # Parentheses are in a purposeful order; will cause an error of
378 # unbalanced parentheses when the regex is compiled if they are not
380 # Test instigated by bug #796149 .
381 need_escaping
= ".^$*+?{}\[]|)("
382 self
.assertTrue(_strptime
._strptime
_time
(need_escaping
, need_escaping
))
384 class Strptime12AMPMTests(unittest
.TestCase
):
385 """Test a _strptime regression in '%I %p' at 12 noon (12 PM)"""
387 def test_twelve_noon_midnight(self
):
388 eq
= self
.assertEqual
389 eq(time
.strptime('12 PM', '%I %p')[3], 12)
390 eq(time
.strptime('12 AM', '%I %p')[3], 0)
391 eq(_strptime
._strptime
_time
('12 PM', '%I %p')[3], 12)
392 eq(_strptime
._strptime
_time
('12 AM', '%I %p')[3], 0)
395 class JulianTests(unittest
.TestCase
):
396 """Test a _strptime regression that all julian (1-366) are accepted"""
398 def test_all_julian_days(self
):
399 eq
= self
.assertEqual
400 for i
in range(1, 367):
401 # use 2004, since it is a leap year, we have 366 days
402 eq(_strptime
._strptime
_time
('%d 2004' % i
, '%j %Y')[7], i
)
404 class CalculationTests(unittest
.TestCase
):
405 """Test that strptime() fills in missing info correctly"""
408 self
.time_tuple
= time
.gmtime()
410 def test_julian_calculation(self
):
411 # Make sure that when Julian is missing that it is calculated
412 format_string
= "%Y %m %d %H %M %S %w %Z"
413 result
= _strptime
._strptime
_time
(time
.strftime(format_string
, self
.time_tuple
),
415 self
.assertTrue(result
.tm_yday
== self
.time_tuple
.tm_yday
,
416 "Calculation of tm_yday failed; %s != %s" %
417 (result
.tm_yday
, self
.time_tuple
.tm_yday
))
419 def test_gregorian_calculation(self
):
420 # Test that Gregorian date can be calculated from Julian day
421 format_string
= "%Y %H %M %S %w %j %Z"
422 result
= _strptime
._strptime
_time
(time
.strftime(format_string
, self
.time_tuple
),
424 self
.assertTrue(result
.tm_year
== self
.time_tuple
.tm_year
and
425 result
.tm_mon
== self
.time_tuple
.tm_mon
and
426 result
.tm_mday
== self
.time_tuple
.tm_mday
,
427 "Calculation of Gregorian date failed;"
428 "%s-%s-%s != %s-%s-%s" %
429 (result
.tm_year
, result
.tm_mon
, result
.tm_mday
,
430 self
.time_tuple
.tm_year
, self
.time_tuple
.tm_mon
,
431 self
.time_tuple
.tm_mday
))
433 def test_day_of_week_calculation(self
):
434 # Test that the day of the week is calculated as needed
435 format_string
= "%Y %m %d %H %S %j %Z"
436 result
= _strptime
._strptime
_time
(time
.strftime(format_string
, self
.time_tuple
),
438 self
.assertTrue(result
.tm_wday
== self
.time_tuple
.tm_wday
,
439 "Calculation of day of the week failed;"
440 "%s != %s" % (result
.tm_wday
, self
.time_tuple
.tm_wday
))
442 def test_week_of_year_and_day_of_week_calculation(self
):
443 # Should be able to infer date if given year, week of year (%U or %W)
444 # and day of the week
445 def test_helper(ymd_tuple
, test_reason
):
446 for directive
in ('W', 'U'):
447 format_string
= "%%Y %%%s %%w" % directive
448 dt_date
= datetime_date(*ymd_tuple
)
449 strp_input
= dt_date
.strftime(format_string
)
450 strp_output
= _strptime
._strptime
_time
(strp_input
, format_string
)
451 self
.assertTrue(strp_output
[:3] == ymd_tuple
,
452 "%s(%s) test failed w/ '%s': %s != %s (%s != %s)" %
453 (test_reason
, directive
, strp_input
,
454 strp_output
[:3], ymd_tuple
,
455 strp_output
[7], dt_date
.timetuple()[7]))
456 test_helper((1901, 1, 3), "week 0")
457 test_helper((1901, 1, 8), "common case")
458 test_helper((1901, 1, 13), "day on Sunday")
459 test_helper((1901, 1, 14), "day on Monday")
460 test_helper((1905, 1, 1), "Jan 1 on Sunday")
461 test_helper((1906, 1, 1), "Jan 1 on Monday")
462 test_helper((1906, 1, 7), "first Sunday in a year starting on Monday")
463 test_helper((1905, 12, 31), "Dec 31 on Sunday")
464 test_helper((1906, 12, 31), "Dec 31 on Monday")
465 test_helper((2008, 12, 29), "Monday in the last week of the year")
466 test_helper((2008, 12, 22), "Monday in the second-to-last week of the "
468 test_helper((1978, 10, 23), "randomly chosen date")
469 test_helper((2004, 12, 18), "randomly chosen date")
470 test_helper((1978, 10, 23), "year starting and ending on Monday while "
471 "date not on Sunday or Monday")
472 test_helper((1917, 12, 17), "year starting and ending on Monday with "
473 "a Monday not at the beginning or end "
475 test_helper((1917, 12, 31), "Dec 31 on Monday with year starting and "
477 test_helper((2007, 01, 07), "First Sunday of 2007")
478 test_helper((2007, 01, 14), "Second Sunday of 2007")
479 test_helper((2006, 12, 31), "Last Sunday of 2006")
480 test_helper((2006, 12, 24), "Second to last Sunday of 2006")
483 class CacheTests(unittest
.TestCase
):
484 """Test that caching works properly."""
486 def test_time_re_recreation(self
):
487 # Make sure cache is recreated when current locale does not match what
488 # cached object was created with.
489 _strptime
._strptime
_time
("10", "%d")
490 _strptime
._strptime
_time
("2005", "%Y")
491 _strptime
._TimeRE
_cache
.locale_time
.lang
= "Ni"
492 original_time_re
= _strptime
._TimeRE
_cache
493 _strptime
._strptime
_time
("10", "%d")
494 self
.assertIsNot(original_time_re
, _strptime
._TimeRE
_cache
)
495 self
.assertEqual(len(_strptime
._regex
_cache
), 1)
497 def test_regex_cleanup(self
):
498 # Make sure cached regexes are discarded when cache becomes "full".
500 del _strptime
._regex
_cache
['%d']
504 while len(_strptime
._regex
_cache
) <= _strptime
._CACHE
_MAX
_SIZE
:
505 _strptime
._regex
_cache
[bogus_key
] = None
507 _strptime
._strptime
_time
("10", "%d")
508 self
.assertEqual(len(_strptime
._regex
_cache
), 1)
510 def test_new_localetime(self
):
511 # A new LocaleTime instance should be created when a new TimeRE object
513 locale_time_id
= _strptime
._TimeRE
_cache
.locale_time
514 _strptime
._TimeRE
_cache
.locale_time
.lang
= "Ni"
515 _strptime
._strptime
_time
("10", "%d")
516 self
.assertIsNot(locale_time_id
, _strptime
._TimeRE
_cache
.locale_time
)
518 def test_TimeRE_recreation(self
):
519 # The TimeRE instance should be recreated upon changing the locale.
520 locale_info
= locale
.getlocale(locale
.LC_TIME
)
522 locale
.setlocale(locale
.LC_TIME
, ('en_US', 'UTF8'))
526 _strptime
._strptime
_time
('10', '%d')
527 # Get id of current cache object.
528 first_time_re
= _strptime
._TimeRE
_cache
530 # Change the locale and force a recreation of the cache.
531 locale
.setlocale(locale
.LC_TIME
, ('de_DE', 'UTF8'))
532 _strptime
._strptime
_time
('10', '%d')
533 # Get the new cache object's id.
534 second_time_re
= _strptime
._TimeRE
_cache
535 # They should not be equal.
536 self
.assertIsNot(first_time_re
, second_time_re
)
537 # Possible test locale is not supported while initial locale is.
538 # If this is the case just suppress the exception and fall-through
539 # to the reseting to the original locale.
542 # Make sure we don't trample on the locale setting once we leave the
545 locale
.setlocale(locale
.LC_TIME
, locale_info
)
549 test_support
.run_unittest(
561 if __name__
== '__main__':