1/* Test for getdate.
2 Copyright (C) 2000-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <array_length.h>
20#include <stdbool.h>
21#include <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24#include <support/check.h>
25#include <support/temp_file.h>
26#include <support/xunistd.h>
27#include <time.h>
28
29static const struct
30{
31 const char *str;
32 const char *tz;
33 struct tm tm;
34 bool time64;
35 int err_val;
36 bool check_tm;
37} tests [] =
38{
39 {"21:01:10 1999-1-31", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
40 false , 0, true},
41 {"21:01:10 1999-1-31", "Universal", {10, 1, 21, 31, 0, 99, .tm_sec: 0, .tm_min: 30, .tm_hour: 0},
42 false , 0, true},
43 {" 21:01:10 1999-1-31", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
44 false , 0, true},
45 {"21:01:10 1999-1-31 ", "Universal", {10, 1, 21, 31, 0, 99, .tm_sec: 0, .tm_min: 30, .tm_hour: 0},
46 false , 0, true},
47 {" 21:01:10 1999-1-31 ", "Universal", {10, 1, 21, 31, 0, 99, 0, 30, 0},
48 false , 0, true},
49 {"21:01:10 1999-2-28", "Universal", {10, 1, 21, 28, 1, 99, .tm_sec: 0, .tm_min: 58, .tm_hour: 0},
50 false , 0, true},
51 {"16:30:46 2000-2-29", "Universal", {46, 30,16, 29, 1, 100, 2, 59, 0},
52 false , 0, true},
53 {"01-08-2000 05:06:07", "Europe/Berlin", {7, 6, 5, 1, 7, 100, .tm_sec: 2, .tm_min: 213, .tm_hour: 0},
54 false , 0, true},
55 {"01-08-2000 05:06:07", "Europe/Berlin", {7, 6, 5, 1, 7, 100, 2, 213, 0},
56 false , 0, true},
57 {"01-08-2000 a 05:06:07", "Europe/Berlin", {0, 0, 0, 0, 0, 0, .tm_sec: 0, .tm_min: 0, .tm_hour: 0},
58 false , 7, false},
59 {" 12 AM ", "Europe/Berlin", {0, 0, 0, 0, 0, 0, 0, 0, 0},
60 false , 0, false},
61 {"01-01-1900 2 PM", "Universal", {0, 0, 14, 1, 0, 0, .tm_sec: 1, .tm_min: 0, .tm_hour: 0},
62 false, 0, true},
63 {"12-12-1850 16h", "Universal", {0, 0, 16, 12, 11, -50, 4, 345, 0},
64 false, 0, true},
65 {"12/31/93 21:35", "Universal", {0, 35, 21, 31, 11, 93, .tm_sec: 5, .tm_min: 364, .tm_hour: 0},
66 false, 0, true},
67
68 /* 64 bit time_t tests. */
69 {"21:01:10 2038-1-31", "Universal", {10, 1, 21, 31, 0, 138, 0, 30, 0},
70 true , 0, true},
71 {"22:01:10 2048-5-20", "Universal", {10, 1, 22, 20, 4, 148, .tm_sec: 3, .tm_min: 140, .tm_hour: 0},
72 true , 0, true},
73 {"01-08-2038 05:06:07", "Europe/Berlin", {7, 6, 5, 1, 7, 138, 0, 212, 0},
74 true , 0, true},
75 {"20-03-2050 21:30:08", "Europe/Berlin", {8, 30, 21, 20, 2, 150, .tm_sec: 0, .tm_min: 78, .tm_hour: 0},
76 true , 0, true}
77};
78
79static const char *
80report_date_error (void)
81{
82 switch (getdate_err)
83 {
84 case 1:
85 return "The environment variable DATEMSK is not defined or null.";
86 case 2:
87 return "The template file denoted by the DATEMSK environment variable "
88 "cannot be opened.";
89 case 3:
90 return "Information about the template file cannot retrieved.";
91 case 4:
92 return "The template file is not a regular file.\n";
93 case 5:
94 return "An I/O error occurred while reading the template file.";
95 case 6:
96 return "Not enough memory available to execute the function.";
97 case 7:
98 return "The template file contains no matching template.";
99 case 8:
100 return "The input date is invalid, but would match a template "
101 "otherwise.";
102 default:
103 return "Unknown error code.";
104 }
105}
106
107static char *datemsk;
108static const char datemskstr[] =
109 "%H:%M:%S %F\n"
110 "%d-%m-%Y %T\n"
111 "%I %p\n"
112 "%d-%m-%Y %I %p\n"
113 "%d-%m-%Y %H%nh\n"
114 "%D %R\n";
115
116static void
117do_prepare (int argc, char **argv)
118{
119 int fd = create_temp_file (base: "tst-getdate.", filename: &datemsk);
120 xwrite (fd, datemskstr, sizeof (datemskstr) - 1);
121
122 setenv (name: "DATEMSK", value: datemsk, replace: 1);
123}
124#define PREPARE do_prepare
125
126static int
127do_test (void)
128{
129 struct tm *tm;
130
131 for (int i = 0; i < array_length (tests); ++i)
132 {
133 setenv (name: "TZ", value: tests[i].tz, replace: 1);
134
135 tm = getdate (string: tests[i].str);
136
137 /* Only check getdate_err when tm is NULL as getdate doesn't set
138 getdate_err on success. */
139 if (tm == NULL)
140 {
141 TEST_COMPARE (getdate_err, tests[i].err_val);
142 if (getdate_err != tests[i].err_val)
143 printf (format: "%s\n", report_date_error ());
144 }
145 if (tests[i].err_val != 0) /* Expected failure */
146 {
147 TEST_VERIFY (tm == NULL);
148 continue;
149 }
150
151 if (tests[i].check_tm)
152 {
153 TEST_COMPARE (tests[i].tm.tm_mon, tm->tm_mon);
154 TEST_COMPARE (tests[i].tm.tm_year, tm->tm_year);
155 TEST_COMPARE (tests[i].tm.tm_mday, tm->tm_mday);
156 TEST_COMPARE (tests[i].tm.tm_hour, tm->tm_hour);
157 TEST_COMPARE (tests[i].tm.tm_min, tm->tm_min);
158 TEST_COMPARE (tests[i].tm.tm_sec, tm->tm_sec);
159 TEST_COMPARE (tests[i].tm.tm_wday, tm->tm_wday);
160 TEST_COMPARE (tests[i].tm.tm_yday, tm->tm_yday);
161 }
162
163 struct tm tms;
164 int retval = getdate_r (string: tests[i].str, resbufp: &tms);
165 TEST_COMPARE (retval, tests[i].err_val);
166 if (retval == tests[i].err_val && tests[i].check_tm)
167 {
168 TEST_COMPARE (tests[i].tm.tm_mon, tms.tm_mon);
169 TEST_COMPARE (tests[i].tm.tm_year, tms.tm_year);
170 TEST_COMPARE (tests[i].tm.tm_mday, tms.tm_mday);
171 TEST_COMPARE (tests[i].tm.tm_hour, tms.tm_hour);
172 TEST_COMPARE (tests[i].tm.tm_min, tms.tm_min);
173 TEST_COMPARE (tests[i].tm.tm_sec, tms.tm_sec);
174 TEST_COMPARE (tests[i].tm.tm_wday, tms.tm_wday);
175 TEST_COMPARE (tests[i].tm.tm_yday, tms.tm_yday);
176 }
177 }
178
179 return 0;
180}
181
182#include <support/test-driver.c>
183

source code of glibc/time/tst-getdate.c