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86530b38 AT |
1 | #! /usr/bin/env python |
2 | ||
3 | # Sanity checker for time.strftime | |
4 | ||
5 | import time, calendar, sys, os, re | |
6 | from test.test_support import verbose | |
7 | ||
8 | def main(): | |
9 | global verbose | |
10 | # For C Python, these tests expect C locale, so we try to set that | |
11 | # explicitly. For Jython, Finn says we need to be in the US locale; my | |
12 | # understanding is that this is the closest Java gets to C's "C" locale. | |
13 | # Jython ought to supply an _locale module which Does The Right Thing, but | |
14 | # this is the best we can do given today's state of affairs. | |
15 | try: | |
16 | import java | |
17 | java.util.Locale.setDefault(java.util.Locale.US) | |
18 | except ImportError: | |
19 | # Can't do this first because it will succeed, even in Jython | |
20 | import locale | |
21 | locale.setlocale(locale.LC_TIME, 'C') | |
22 | now = time.time() | |
23 | strftest(now) | |
24 | verbose = 0 | |
25 | # Try a bunch of dates and times, chosen to vary through time of | |
26 | # day and daylight saving time | |
27 | for j in range(-5, 5): | |
28 | for i in range(25): | |
29 | strftest(now + (i + j*100)*23*3603) | |
30 | ||
31 | def escapestr(text, ampm): | |
32 | """Escape text to deal with possible locale values that have regex | |
33 | syntax while allowing regex syntax used for the comparison.""" | |
34 | new_text = re.escape(text) | |
35 | new_text = new_text.replace(re.escape(ampm), ampm) | |
36 | new_text = new_text.replace("\%", "%") | |
37 | new_text = new_text.replace("\:", ":") | |
38 | new_text = new_text.replace("\?", "?") | |
39 | return new_text | |
40 | ||
41 | def strftest(now): | |
42 | if verbose: | |
43 | print "strftime test for", time.ctime(now) | |
44 | nowsecs = str(long(now))[:-1] | |
45 | gmt = time.gmtime(now) | |
46 | now = time.localtime(now) | |
47 | ||
48 | if now[3] < 12: ampm='(AM|am)' | |
49 | else: ampm='(PM|pm)' | |
50 | ||
51 | jan1 = time.localtime(time.mktime((now[0], 1, 1, 0, 0, 0, 0, 1, 0))) | |
52 | ||
53 | try: | |
54 | if now[8]: tz = time.tzname[1] | |
55 | else: tz = time.tzname[0] | |
56 | except AttributeError: | |
57 | tz = '' | |
58 | ||
59 | if now[3] > 12: clock12 = now[3] - 12 | |
60 | elif now[3] > 0: clock12 = now[3] | |
61 | else: clock12 = 12 | |
62 | ||
63 | # Make sure any characters that could be taken as regex syntax is | |
64 | # escaped in escapestr() | |
65 | expectations = ( | |
66 | ('%a', calendar.day_abbr[now[6]], 'abbreviated weekday name'), | |
67 | ('%A', calendar.day_name[now[6]], 'full weekday name'), | |
68 | ('%b', calendar.month_abbr[now[1]], 'abbreviated month name'), | |
69 | ('%B', calendar.month_name[now[1]], 'full month name'), | |
70 | # %c see below | |
71 | ('%d', '%02d' % now[2], 'day of month as number (00-31)'), | |
72 | ('%H', '%02d' % now[3], 'hour (00-23)'), | |
73 | ('%I', '%02d' % clock12, 'hour (01-12)'), | |
74 | ('%j', '%03d' % now[7], 'julian day (001-366)'), | |
75 | ('%m', '%02d' % now[1], 'month as number (01-12)'), | |
76 | ('%M', '%02d' % now[4], 'minute, (00-59)'), | |
77 | ('%p', ampm, 'AM or PM as appropriate'), | |
78 | ('%S', '%02d' % now[5], 'seconds of current time (00-60)'), | |
79 | ('%U', '%02d' % ((now[7] + jan1[6])//7), | |
80 | 'week number of the year (Sun 1st)'), | |
81 | ('%w', '0?%d' % ((1+now[6]) % 7), 'weekday as a number (Sun 1st)'), | |
82 | ('%W', '%02d' % ((now[7] + (jan1[6] - 1)%7)//7), | |
83 | 'week number of the year (Mon 1st)'), | |
84 | # %x see below | |
85 | ('%X', '%02d:%02d:%02d' % (now[3], now[4], now[5]), '%H:%M:%S'), | |
86 | ('%y', '%02d' % (now[0]%100), 'year without century'), | |
87 | ('%Y', '%d' % now[0], 'year with century'), | |
88 | # %Z see below | |
89 | ('%%', '%', 'single percent sign'), | |
90 | ) | |
91 | ||
92 | nonstandard_expectations = ( | |
93 | # These are standard but don't have predictable output | |
94 | ('%c', fixasctime(time.asctime(now)), 'near-asctime() format'), | |
95 | ('%x', '%02d/%02d/%02d' % (now[1], now[2], (now[0]%100)), | |
96 | '%m/%d/%y %H:%M:%S'), | |
97 | ('%Z', '%s' % tz, 'time zone name'), | |
98 | ||
99 | # These are some platform specific extensions | |
100 | ('%D', '%02d/%02d/%02d' % (now[1], now[2], (now[0]%100)), 'mm/dd/yy'), | |
101 | ('%e', '%2d' % now[2], 'day of month as number, blank padded ( 0-31)'), | |
102 | ('%h', calendar.month_abbr[now[1]], 'abbreviated month name'), | |
103 | ('%k', '%2d' % now[3], 'hour, blank padded ( 0-23)'), | |
104 | ('%n', '\n', 'newline character'), | |
105 | ('%r', '%02d:%02d:%02d %s' % (clock12, now[4], now[5], ampm), | |
106 | '%I:%M:%S %p'), | |
107 | ('%R', '%02d:%02d' % (now[3], now[4]), '%H:%M'), | |
108 | ('%s', nowsecs, 'seconds since the Epoch in UCT'), | |
109 | ('%t', '\t', 'tab character'), | |
110 | ('%T', '%02d:%02d:%02d' % (now[3], now[4], now[5]), '%H:%M:%S'), | |
111 | ('%3y', '%03d' % (now[0]%100), | |
112 | 'year without century rendered using fieldwidth'), | |
113 | ) | |
114 | ||
115 | if verbose: | |
116 | print "Strftime test, platform: %s, Python version: %s" % \ | |
117 | (sys.platform, sys.version.split()[0]) | |
118 | ||
119 | for e in expectations: | |
120 | try: | |
121 | result = time.strftime(e[0], now) | |
122 | except ValueError, error: | |
123 | print "Standard '%s' format gave error:" % e[0], error | |
124 | continue | |
125 | if re.match(escapestr(e[1], ampm), result): continue | |
126 | if not result or result[0] == '%': | |
127 | print "Does not support standard '%s' format (%s)" % (e[0], e[2]) | |
128 | else: | |
129 | print "Conflict for %s (%s):" % (e[0], e[2]) | |
130 | print " Expected %s, but got %s" % (e[1], result) | |
131 | ||
132 | for e in nonstandard_expectations: | |
133 | try: | |
134 | result = time.strftime(e[0], now) | |
135 | except ValueError, result: | |
136 | if verbose: | |
137 | print "Error for nonstandard '%s' format (%s): %s" % \ | |
138 | (e[0], e[2], str(result)) | |
139 | continue | |
140 | if re.match(escapestr(e[1], ampm), result): | |
141 | if verbose: | |
142 | print "Supports nonstandard '%s' format (%s)" % (e[0], e[2]) | |
143 | elif not result or result[0] == '%': | |
144 | if verbose: | |
145 | print "Does not appear to support '%s' format (%s)" % (e[0], | |
146 | e[2]) | |
147 | else: | |
148 | if verbose: | |
149 | print "Conflict for nonstandard '%s' format (%s):" % (e[0], | |
150 | e[2]) | |
151 | print " Expected %s, but got %s" % (e[1], result) | |
152 | ||
153 | def fixasctime(s): | |
154 | if s[8] == ' ': | |
155 | s = s[:8] + '0' + s[9:] | |
156 | return s | |
157 | ||
158 | main() |