mirror of https://github.com/python/cpython
134 lines
4.2 KiB
Python
Executable File
134 lines
4.2 KiB
Python
Executable File
#! /usr/bin/env python
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# Sanity checker for time.strftime
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import time, calendar, sys, string, os
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from test_support import verbose
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def main():
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global verbose
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now = time.time()
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strftest(now)
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verbose = 0
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# Try a bunch of dates and times, chosen to vary through time of
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# day and daylight saving time
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for j in range(-5, 5):
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for i in range(25):
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strftest(now + (i + j*100)*23*3603)
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def strftest(now):
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if verbose:
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print "strftime test for", time.ctime(now)
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nowsecs = str(long(now))[:-1]
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gmt = time.gmtime(now)
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now = time.localtime(now)
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if now[3] < 12: ampm='AM'
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else: ampm='PM'
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jan1 = time.localtime(time.mktime((now[0], 1, 1) + (0,)*6))
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try:
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if now[8]: tz = time.tzname[1]
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else: tz = time.tzname[0]
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except AttributeError:
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tz = ''
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if now[3] > 12: clock12 = now[3] - 12
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elif now[3] > 0: clock12 = now[3]
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else: clock12 = 12
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expectations = (
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('%a', calendar.day_abbr[now[6]], 'abbreviated weekday name'),
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('%A', calendar.day_name[now[6]], 'full weekday name'),
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('%b', calendar.month_abbr[now[1]], 'abbreviated month name'),
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('%B', calendar.month_name[now[1]], 'full month name'),
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# %c see below
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('%d', '%02d' % now[2], 'day of month as number (00-31)'),
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('%H', '%02d' % now[3], 'hour (00-23)'),
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('%I', '%02d' % clock12, 'hour (01-12)'),
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('%j', '%03d' % now[7], 'julian day (001-366)'),
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('%m', '%02d' % now[1], 'month as number (01-12)'),
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('%M', '%02d' % now[4], 'minute, (00-59)'),
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('%p', ampm, 'AM or PM as appropriate'),
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('%S', '%02d' % now[5], 'seconds of current time (00-60)'),
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('%U', '%02d' % ((now[7] + jan1[6])/7),
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'week number of the year (Sun 1st)'),
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('%w', '%d' % ((1+now[6]) % 7), 'weekday as a number (Sun 1st)'),
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('%W', '%02d' % ((now[7] + (jan1[6] - 1)%7)/7),
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'week number of the year (Mon 1st)'),
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('%x', '%02d/%02d/%02d' % (now[1], now[2], (now[0]%100)),
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'%m/%d/%y %H:%M:%S'),
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('%X', '%02d:%02d:%02d' % (now[3], now[4], now[5]), '%H:%M:%S'),
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('%y', '%02d' % (now[0]%100), 'year without century'),
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('%Y', '%d' % now[0], 'year with century'),
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# %Z see below
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('%%', '%', 'single percent sign'),
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)
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nonstandard_expectations = (
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# These are standard but don't have predictable output
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('%c', fixasctime(time.asctime(now)), 'near-asctime() format'),
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('(%Z)', '(%s)' % tz, 'time zone name'),
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# These are some platform specific extensions
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('%D', '%02d/%02d/%02d' % (now[1], now[2], (now[0]%100)), 'mm/dd/yy'),
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('%e', '%2d' % now[2], 'day of month as number, blank padded ( 0-31)'),
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('%h', calendar.month_abbr[now[1]], 'abbreviated month name'),
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('%k', '%2d' % now[3], 'hour, blank padded ( 0-23)'),
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('%n', '\n', 'newline character'),
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('%r', '%02d:%02d:%02d %s' % (clock12, now[4], now[5], ampm),
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'%I:%M:%S %p'),
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('%R', '%02d:%02d' % (now[3], now[4]), '%H:%M'),
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('%s', nowsecs, 'seconds since the Epoch in UCT'),
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('%t', '\t', 'tab character'),
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('%T', '%02d:%02d:%02d' % (now[3], now[4], now[5]), '%H:%M:%S'),
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('%3y', '%03d' % (now[0]%100),
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'year without century rendered using fieldwidth'),
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)
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if verbose:
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print "Strftime test, platform: %s, Python version: %s" % \
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(sys.platform, string.split(sys.version)[0])
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for e in expectations:
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try:
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result = time.strftime(e[0], now)
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except ValueError, error:
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print "Standard '%s' format gave error:" % e[0], error
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continue
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if result == e[1]: continue
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if result[0] == '%':
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print "Does not support standard '%s' format (%s)" % (e[0], e[2])
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else:
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print "Conflict for %s (%s):" % (e[0], e[2])
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print " Expected %s, but got %s" % (e[1], result)
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for e in nonstandard_expectations:
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try:
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result = time.strftime(e[0], now)
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except ValueError, result:
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if verbose:
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print "Error for nonstandard '%s' format (%s): %s" % \
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(e[0], e[2], str(result))
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continue
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if result == e[1]:
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if verbose:
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print "Supports nonstandard '%s' format (%s)" % (e[0], e[2])
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elif result[0] == '%':
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if verbose:
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print "Does not appear to support '%s' format (%s)" % (e[0],
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e[2])
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else:
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if verbose:
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print "Conflict for nonstandard '%s' format (%s):" % (e[0],
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e[2])
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print " Expected %s, but got %s" % (e[1], result)
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def fixasctime(s):
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if s[8] == ' ':
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s = s[:8] + '0' + s[9:]
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return s
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main()
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