summaryrefslogtreecommitdiff
path: root/test/testdate.c
blob: b4e2edf263ec4400592acd804e611bda97cf649d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "abts.h"
#include "testutil.h"
#include "apr_date.h"
#include "apr_general.h"

#if APR_HAVE_TIME_H
#include <time.h>
#endif /* APR_HAVE_TIME_H */

static struct datetest {
  const char *input;
  const char *output;
} tests[] = {
  { "Mon, 27 Feb 1995 20:49:44 -0800",  "Tue, 28 Feb 1995 04:49:44 GMT" },
  { "Fri,  1 Jul 2005 11:34:25 -0400",  "Fri, 01 Jul 2005 15:34:25 GMT" },
  { "Monday, 27-Feb-95 20:49:44 -0800", "Tue, 28 Feb 1995 04:49:44 GMT" },
  { "Tue, 4 Mar 1997 12:43:52 +0200",   "Tue, 04 Mar 1997 10:43:52 GMT" },
  { "Mon, 27 Feb 95 20:49:44 -0800",    "Tue, 28 Feb 1995 04:49:44 GMT" },
  { "Tue,  4 Mar 97 12:43:52 +0200",    "Tue, 04 Mar 1997 10:43:52 GMT" },
  { "Tue, 4 Mar 97 12:43:52 +0200",     "Tue, 04 Mar 1997 10:43:52 GMT" },
  { "Mon, 27 Feb 95 20:49 GMT",         "Mon, 27 Feb 1995 20:49:00 GMT" },
  { "Tue, 4 Mar 97 12:43 GMT",          "Tue, 04 Mar 1997 12:43:00 GMT" },
  { NULL, NULL }
};

static const apr_time_t year2secs[] = {
             APR_INT64_C(0),    /* 1970 */
      APR_INT64_C(31536000),    /* 1971 */
      APR_INT64_C(63072000),    /* 1972 */
      APR_INT64_C(94694400),    /* 1973 */
     APR_INT64_C(126230400),    /* 1974 */
     APR_INT64_C(157766400),    /* 1975 */
     APR_INT64_C(189302400),    /* 1976 */
     APR_INT64_C(220924800),    /* 1977 */
     APR_INT64_C(252460800),    /* 1978 */
     APR_INT64_C(283996800),    /* 1979 */
     APR_INT64_C(315532800),    /* 1980 */
     APR_INT64_C(347155200),    /* 1981 */
     APR_INT64_C(378691200),    /* 1982 */
     APR_INT64_C(410227200),    /* 1983 */
     APR_INT64_C(441763200),    /* 1984 */
     APR_INT64_C(473385600),    /* 1985 */
     APR_INT64_C(504921600),    /* 1986 */
     APR_INT64_C(536457600),    /* 1987 */
     APR_INT64_C(567993600),    /* 1988 */
     APR_INT64_C(599616000),    /* 1989 */
     APR_INT64_C(631152000),    /* 1990 */
     APR_INT64_C(662688000),    /* 1991 */
     APR_INT64_C(694224000),    /* 1992 */
     APR_INT64_C(725846400),    /* 1993 */
     APR_INT64_C(757382400),    /* 1994 */
     APR_INT64_C(788918400),    /* 1995 */
     APR_INT64_C(820454400),    /* 1996 */
     APR_INT64_C(852076800),    /* 1997 */
     APR_INT64_C(883612800),    /* 1998 */
     APR_INT64_C(915148800),    /* 1999 */
     APR_INT64_C(946684800),    /* 2000 */
     APR_INT64_C(978307200),    /* 2001 */
    APR_INT64_C(1009843200),    /* 2002 */
    APR_INT64_C(1041379200),    /* 2003 */
    APR_INT64_C(1072915200),    /* 2004 */
    APR_INT64_C(1104537600),    /* 2005 */
    APR_INT64_C(1136073600),    /* 2006 */
    APR_INT64_C(1167609600),    /* 2007 */
    APR_INT64_C(1199145600),    /* 2008 */
    APR_INT64_C(1230768000),    /* 2009 */
    APR_INT64_C(1262304000),    /* 2010 */
    APR_INT64_C(1293840000),    /* 2011 */
    APR_INT64_C(1325376000),    /* 2012 */
    APR_INT64_C(1356998400),    /* 2013 */
    APR_INT64_C(1388534400),    /* 2014 */
    APR_INT64_C(1420070400),    /* 2015 */
    APR_INT64_C(1451606400),    /* 2016 */
    APR_INT64_C(1483228800),    /* 2017 */
    APR_INT64_C(1514764800),    /* 2018 */
    APR_INT64_C(1546300800),    /* 2019 */
    APR_INT64_C(1577836800),    /* 2020 */
    APR_INT64_C(1609459200),    /* 2021 */
    APR_INT64_C(1640995200),    /* 2022 */
    APR_INT64_C(1672531200),    /* 2023 */
    APR_INT64_C(1704067200),    /* 2024 */
    APR_INT64_C(1735689600),    /* 2025 */
    APR_INT64_C(1767225600),    /* 2026 */
    APR_INT64_C(1798761600),    /* 2027 */
    APR_INT64_C(1830297600),    /* 2028 */
    APR_INT64_C(1861920000),    /* 2029 */
    APR_INT64_C(1893456000),    /* 2030 */
    APR_INT64_C(1924992000),    /* 2031 */
    APR_INT64_C(1956528000),    /* 2032 */
    APR_INT64_C(1988150400),    /* 2033 */
    APR_INT64_C(2019686400),    /* 2034 */
    APR_INT64_C(2051222400),    /* 2035 */
    APR_INT64_C(2082758400),    /* 2036 */
    APR_INT64_C(2114380800),    /* 2037 */
    APR_INT64_C(2145916800)     /* 2038 */
};

const char month_snames[12][4] = {
    "Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec"
};

/* XXX: non-portable */
static void gm_timestr_822(char *ts, apr_time_t sec)
{
    static const char *const days[7]=
        {"Sun","Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
    struct tm *tms;
    time_t ls = (time_t)sec;

    tms = gmtime(&ls);

    sprintf(ts, "%s, %.2d %s %d %.2d:%.2d:%.2d GMT", days[tms->tm_wday],
            tms->tm_mday, month_snames[tms->tm_mon], tms->tm_year + 1900,
            tms->tm_hour, tms->tm_min, tms->tm_sec);
}

/* Linear congruential generator */
static apr_uint32_t lgc(apr_uint32_t a)
{
    apr_uint64_t z = a;
    z *= 279470273;
    z %= APR_UINT64_C(4294967291);
    return (apr_uint32_t)z;
}

static void test_date_parse_http(abts_case *tc, void *data)
{
    int year, i;
    apr_time_t guess;
    apr_time_t offset = 0;
    apr_time_t secstodate, newsecs;
    char datestr[50];

    for (year = 1970; year < 2038; ++year) {
        secstodate = year2secs[year - 1970] + offset;
        gm_timestr_822(datestr, secstodate);
        secstodate *= APR_USEC_PER_SEC;
        newsecs = apr_date_parse_http(datestr);
        ABTS_TRUE(tc, secstodate == newsecs);
    }

#if APR_HAS_RANDOM
    apr_generate_random_bytes((unsigned char *)&guess, sizeof(guess));
#else
    guess = apr_time_now() % APR_TIME_C(4294967291);
#endif

    for (i = 0; i < 10000; ++i) {
        guess = (time_t)lgc((apr_uint32_t)guess);
        if (guess < 0)
            guess *= -1;
        secstodate = guess + offset;
        gm_timestr_822(datestr, secstodate);
        secstodate *= APR_USEC_PER_SEC;
        newsecs = apr_date_parse_http(datestr);
        ABTS_TRUE(tc, secstodate == newsecs);
    }
}

static void test_date_rfc(abts_case *tc, void *data)
{
    apr_time_t date;
    int i = 0;

    while (tests[i].input) {
        char str_date[APR_RFC822_DATE_LEN] = { 0 };

        date = apr_date_parse_rfc(tests[i].input);

        apr_rfc822_date(str_date, date);

        ABTS_STR_EQUAL(tc, str_date, tests[i].output);

        i++;
    }
}

abts_suite *testdate(abts_suite *suite)
{
    suite = ADD_SUITE(suite);

    abts_run_test(suite, test_date_parse_http, NULL);
    abts_run_test(suite, test_date_rfc, NULL);

    return suite;
}