1 /* This program tests the date_parse_http routine in ../main/util_date.c.
3 * It is only semiautomated in that I would run it, modify the code to
4 * use a different algorithm or seed, recompile and run again, etc.
5 * Obviously it should use an argument for that, but I never got around
6 * to changing the implementation.
8 * gcc -g -O2 -I../main -o test_date ../main/util_date.o test_date.c
9 * test_date | egrep '^No '
20 #define srand48 srandom
24 #define mrand48 random
27 void gm_timestr_822(char *ts, apr_time_t sec);
28 void gm_timestr_850(char *ts, apr_time_t sec);
29 void gm_timestr_ccc(char *ts, apr_time_t sec);
31 static const apr_time_t year2secs[] = {
32 APR_INT64_C(0), /* 1970 */
33 APR_INT64_C(31536000), /* 1971 */
34 APR_INT64_C(63072000), /* 1972 */
35 APR_INT64_C(94694400), /* 1973 */
36 APR_INT64_C(126230400), /* 1974 */
37 APR_INT64_C(157766400), /* 1975 */
38 APR_INT64_C(189302400), /* 1976 */
39 APR_INT64_C(220924800), /* 1977 */
40 APR_INT64_C(252460800), /* 1978 */
41 APR_INT64_C(283996800), /* 1979 */
42 APR_INT64_C(315532800), /* 1980 */
43 APR_INT64_C(347155200), /* 1981 */
44 APR_INT64_C(378691200), /* 1982 */
45 APR_INT64_C(410227200), /* 1983 */
46 APR_INT64_C(441763200), /* 1984 */
47 APR_INT64_C(473385600), /* 1985 */
48 APR_INT64_C(504921600), /* 1986 */
49 APR_INT64_C(536457600), /* 1987 */
50 APR_INT64_C(567993600), /* 1988 */
51 APR_INT64_C(599616000), /* 1989 */
52 APR_INT64_C(631152000), /* 1990 */
53 APR_INT64_C(662688000), /* 1991 */
54 APR_INT64_C(694224000), /* 1992 */
55 APR_INT64_C(725846400), /* 1993 */
56 APR_INT64_C(757382400), /* 1994 */
57 APR_INT64_C(788918400), /* 1995 */
58 APR_INT64_C(820454400), /* 1996 */
59 APR_INT64_C(852076800), /* 1997 */
60 APR_INT64_C(883612800), /* 1998 */
61 APR_INT64_C(915148800), /* 1999 */
62 APR_INT64_C(946684800), /* 2000 */
63 APR_INT64_C(978307200), /* 2001 */
64 APR_INT64_C(1009843200), /* 2002 */
65 APR_INT64_C(1041379200), /* 2003 */
66 APR_INT64_C(1072915200), /* 2004 */
67 APR_INT64_C(1104537600), /* 2005 */
68 APR_INT64_C(1136073600), /* 2006 */
69 APR_INT64_C(1167609600), /* 2007 */
70 APR_INT64_C(1199145600), /* 2008 */
71 APR_INT64_C(1230768000), /* 2009 */
72 APR_INT64_C(1262304000), /* 2010 */
73 APR_INT64_C(1293840000), /* 2011 */
74 APR_INT64_C(1325376000), /* 2012 */
75 APR_INT64_C(1356998400), /* 2013 */
76 APR_INT64_C(1388534400), /* 2014 */
77 APR_INT64_C(1420070400), /* 2015 */
78 APR_INT64_C(1451606400), /* 2016 */
79 APR_INT64_C(1483228800), /* 2017 */
80 APR_INT64_C(1514764800), /* 2018 */
81 APR_INT64_C(1546300800), /* 2019 */
82 APR_INT64_C(1577836800), /* 2020 */
83 APR_INT64_C(1609459200), /* 2021 */
84 APR_INT64_C(1640995200), /* 2022 */
85 APR_INT64_C(1672531200), /* 2023 */
86 APR_INT64_C(1704067200), /* 2024 */
87 APR_INT64_C(1735689600), /* 2025 */
88 APR_INT64_C(1767225600), /* 2026 */
89 APR_INT64_C(1798761600), /* 2027 */
90 APR_INT64_C(1830297600), /* 2028 */
91 APR_INT64_C(1861920000), /* 2029 */
92 APR_INT64_C(1893456000), /* 2030 */
93 APR_INT64_C(1924992000), /* 2031 */
94 APR_INT64_C(1956528000), /* 2032 */
95 APR_INT64_C(1988150400), /* 2033 */
96 APR_INT64_C(2019686400), /* 2034 */
97 APR_INT64_C(2051222400), /* 2035 */
98 APR_INT64_C(2082758400), /* 2036 */
99 APR_INT64_C(2114380800), /* 2037 */
100 APR_INT64_C(2145916800) /* 2038 */
103 const char month_snames[12][4] = {
104 "Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"
107 void gm_timestr_822(char *ts, apr_time_t sec)
109 static const char *const days[7]=
110 {"Sun","Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
112 time_t ls = (time_t)sec;
116 sprintf(ts, "%s, %.2d %s %d %.2d:%.2d:%.2d GMT", days[tms->tm_wday],
117 tms->tm_mday, month_snames[tms->tm_mon], tms->tm_year + 1900,
118 tms->tm_hour, tms->tm_min, tms->tm_sec);
121 void gm_timestr_850(char *ts, apr_time_t sec)
123 static const char *const days[7]=
124 {"Sunday","Monday", "Tuesday", "Wednesday", "Thursday", "Friday",
128 time_t ls = (time_t)sec;
133 if (year >= 100) year -= 100;
135 sprintf(ts, "%s, %.2d-%s-%.2d %.2d:%.2d:%.2d GMT", days[tms->tm_wday],
136 tms->tm_mday, month_snames[tms->tm_mon], year,
137 tms->tm_hour, tms->tm_min, tms->tm_sec);
140 void gm_timestr_ccc(char *ts, apr_time_t sec)
142 static const char *const days[7]=
143 {"Sun","Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
145 time_t ls = (time_t)sec;
149 sprintf(ts, "%s %s %2d %.2d:%.2d:%.2d %d", days[tms->tm_wday],
150 month_snames[tms->tm_mon], tms->tm_mday,
151 tms->tm_hour, tms->tm_min, tms->tm_sec, tms->tm_year + 1900);
158 apr_time_t offset = 0;
159 /* apr_time_t offset = 0; */
160 /* apr_time_t offset = ((31 + 28) * 24 * 3600) - 1; */
161 apr_time_t secstodate, newsecs;
164 for (year = 1970; year < 2038; ++year) {
165 secstodate = year2secs[year - 1970] + offset;
166 gm_timestr_822(datestr, secstodate);
167 secstodate *= APR_USEC_PER_SEC;
168 newsecs = apr_date_parse_http(datestr);
169 if (secstodate == newsecs)
170 printf("Yes %4d %19" APR_TIME_T_FMT " %s\n", year, secstodate, datestr);
171 else if (newsecs == APR_DATE_BAD)
172 printf("No %4d %19" APR_TIME_T_FMT " %19" APR_TIME_T_FMT " %s\n",
173 year, secstodate, newsecs, datestr);
175 printf("No* %4d %19" APR_TIME_T_FMT " %19" APR_TIME_T_FMT " %s\n",
176 year, secstodate, newsecs, datestr);
181 for (i = 0; i < 10000; ++i) {
182 guess = (time_t)mrand48();
183 if (guess < 0) guess *= -1;
184 secstodate = guess + offset;
185 gm_timestr_822(datestr, secstodate);
186 secstodate *= APR_USEC_PER_SEC;
187 newsecs = apr_date_parse_http(datestr);
188 if (secstodate == newsecs)
189 printf("Yes %" APR_TIME_T_FMT " %s\n", secstodate, datestr);
190 else if (newsecs == APR_DATE_BAD)
191 printf("No %" APR_TIME_T_FMT " %" APR_TIME_T_FMT " %s\n",
192 secstodate, newsecs, datestr);
194 printf("No* %" APR_TIME_T_FMT " %" APR_TIME_T_FMT " %s\n",
195 secstodate, newsecs, datestr);