about summary refs log tree commit diff
path: root/time/tst-getdate.c
blob: f011f8a021f0a30d65393331776cc092237af55e (plain) (blame)
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
/* Test for getdate.
   Copyright (C) 2000-2024 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <array_length.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <support/check.h>
#include <support/temp_file.h>
#include <support/xunistd.h>
#include <time.h>

static const struct
{
  const char *str;
  const char *tz;
  struct tm tm;
  bool time64;
  int err_val;
  bool check_tm;
} tests [] =
{
  {"21:01:10 1999-1-31", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
   false , 0, true},
  {"21:01:10    1999-1-31", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
   false , 0, true},
  {"   21:01:10 1999-1-31", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
   false , 0, true},
  {"21:01:10 1999-1-31   ", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
   false , 0, true},
  {"    21:01:10 1999-1-31   ", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
   false , 0, true},
  {"21:01:10 1999-2-28", "Universal", {10, 1, 21, 28, 1, 99, 0, 58, 0},
   false , 0, true},
  {"16:30:46 2000-2-29", "Universal", {46, 30,16, 29, 1, 100, 2, 59, 0},
   false , 0, true},
  {"01-08-2000 05:06:07", "Europe/Berlin", {7, 6, 5, 1, 7, 100, 2, 213, 0},
   false , 0, true},
  {"01-08-2000     05:06:07", "Europe/Berlin", {7, 6, 5, 1, 7, 100, 2, 213, 0},
   false , 0, true},
  {"01-08-2000 a 05:06:07", "Europe/Berlin", {0, 0, 0, 0, 0, 0, 0, 0, 0},
   false , 7, false},
  {"       12          AM     ", "Europe/Berlin", {0, 0, 0, 0, 0, 0, 0, 0, 0},
   false , 0, false},
  {"01-01-1900 2 PM", "Universal", {0, 0, 14, 1, 0, 0, 1, 0, 0},
   false, 0, true},
  {"12-12-1850 16h", "Universal", {0, 0, 16, 12, 11, -50, 4, 345, 0},
   false, 0, true},
  {"12/31/93 21:35", "Universal", {0, 35, 21, 31, 11, 93, 5, 364, 0},
   false, 0, true},

  /* 64 bit time_t tests.  */
  {"21:01:10 2038-1-31", "Universal", {10, 1, 21, 31, 0, 138, 0, 30, 0},
   true , 0, true},
  {"22:01:10 2048-5-20", "Universal", {10, 1, 22, 20, 4, 148, 3, 140, 0},
   true , 0, true},
  {"01-08-2038 05:06:07", "Europe/Berlin", {7, 6, 5, 1, 7, 138, 0, 212, 0},
   true , 0, true},
  {"20-03-2050 21:30:08", "Europe/Berlin", {8, 30, 21, 20, 2, 150, 0, 78, 0},
   true , 0, true}
};

static const char *
report_date_error (void)
{
  switch (getdate_err)
    {
    case 1:
      return "The environment variable DATEMSK is not defined or null.";
    case 2:
      return "The template file denoted by the DATEMSK environment variable "
	     "cannot be opened.";
    case 3:
      return "Information about the template file cannot retrieved.";
    case 4:
      return "The template file is not a regular file.\n";
    case 5:
      return "An I/O error occurred while reading the template file.";
    case 6:
      return "Not enough memory available to execute the function.";
    case 7:
      return "The template file contains no matching template.";
    case 8:
      return "The input date is invalid, but would match a template "
	      "otherwise.";
    default:
      return "Unknown error code.";
    }
}

static char *datemsk;
static const char datemskstr[] =
  "%H:%M:%S %F\n"
  "%d-%m-%Y %T\n"
  "%I %p\n"
  "%d-%m-%Y %I %p\n"
  "%d-%m-%Y %H%nh\n"
  "%D %R\n";

static void
do_prepare (int argc, char **argv)
{
  int fd = create_temp_file ("tst-getdate.", &datemsk);
  xwrite (fd, datemskstr, sizeof (datemskstr) - 1);

  setenv ("DATEMSK", datemsk, 1);
}
#define PREPARE do_prepare

static int
do_test (void)
{
  struct tm *tm;

  for (int i = 0; i < array_length (tests); ++i)
    {
      setenv ("TZ", tests[i].tz, 1);

      tm = getdate (tests[i].str);

      /* Only check getdate_err when tm is NULL as getdate doesn't set
         getdate_err on success. */
      if (tm == NULL)
	{
          TEST_COMPARE (getdate_err, tests[i].err_val);
          if (getdate_err != tests[i].err_val)
            printf ("%s\n", report_date_error ());
	}
      if (tests[i].err_val != 0)  /* Expected failure */
	{
	  TEST_VERIFY (tm == NULL);
	  continue;
	}

      if (tests[i].check_tm)
	{
	  TEST_COMPARE (tests[i].tm.tm_mon, tm->tm_mon);
	  TEST_COMPARE (tests[i].tm.tm_year, tm->tm_year);
	  TEST_COMPARE (tests[i].tm.tm_mday, tm->tm_mday);
	  TEST_COMPARE (tests[i].tm.tm_hour, tm->tm_hour);
	  TEST_COMPARE (tests[i].tm.tm_min, tm->tm_min);
	  TEST_COMPARE (tests[i].tm.tm_sec, tm->tm_sec);
	  TEST_COMPARE (tests[i].tm.tm_wday, tm->tm_wday);
	  TEST_COMPARE (tests[i].tm.tm_yday, tm->tm_yday);
	}

      struct tm tms;
      int retval = getdate_r (tests[i].str, &tms);
      TEST_COMPARE (retval, tests[i].err_val);
      if (retval == tests[i].err_val && tests[i].check_tm)
	{
	  TEST_COMPARE (tests[i].tm.tm_mon, tms.tm_mon);
	  TEST_COMPARE (tests[i].tm.tm_year, tms.tm_year);
	  TEST_COMPARE (tests[i].tm.tm_mday, tms.tm_mday);
	  TEST_COMPARE (tests[i].tm.tm_hour, tms.tm_hour);
	  TEST_COMPARE (tests[i].tm.tm_min, tms.tm_min);
	  TEST_COMPARE (tests[i].tm.tm_sec, tms.tm_sec);
	  TEST_COMPARE (tests[i].tm.tm_wday, tms.tm_wday);
	  TEST_COMPARE (tests[i].tm.tm_yday, tms.tm_yday);
	}
    }

  return 0;
}

#include <support/test-driver.c>