2 * Unit test suite for time functions.
4 * Copyright 2004 Uwe Bonnes
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "wine/test.h"
26 #include <stdlib.h> /*setenv*/
27 #include <stdio.h> /*printf*/
29 #define SECSPERDAY 86400
30 #define SECSPERHOUR 3600
32 #define MINSPERHOUR 60
33 #define HOURSPERDAY 24
35 static int get_test_year(time_t *start)
37 time_t now = time(NULL);
38 struct tm *tm = localtime(&now);
40 /* compute start of year in seconds */
41 *start = SECSPERDAY * ((tm->tm_year - 70) * 365 +
42 (tm->tm_year - 69) / 4 -
43 (tm->tm_year - 1) / 100 +
44 (tm->tm_year + 299) / 400);
48 static void test_ctime(void)
52 ret = ctime(&badtime);
53 ok(ret == NULL, "expected ctime to return NULL, got %s\n", ret);
55 static void test_gmtime(void)
58 struct tm* gmt_tm = gmtime(&gmt);
61 ok(0,"gmtime() error\n");
64 ok(((gmt_tm->tm_year == 70) && (gmt_tm->tm_mon == 0) && (gmt_tm->tm_yday == 0) &&
65 (gmt_tm->tm_mday == 1) && (gmt_tm->tm_wday == 4) && (gmt_tm->tm_hour == 0) &&
66 (gmt_tm->tm_min == 0) && (gmt_tm->tm_sec == 0) && (gmt_tm->tm_isdst == 0)),
67 "Wrong date:Year %4d mon %2d yday %3d mday %2d wday %1d hour%2d min %2d sec %2d dst %2d\n",
68 gmt_tm->tm_year, gmt_tm->tm_mon, gmt_tm->tm_yday, gmt_tm->tm_mday, gmt_tm->tm_wday,
69 gmt_tm->tm_hour, gmt_tm->tm_min, gmt_tm->tm_sec, gmt_tm->tm_isdst);
73 static void test_mktime(void)
75 TIME_ZONE_INFORMATION tzinfo;
76 DWORD res = GetTimeZoneInformation(&tzinfo);
77 struct tm my_tm, sav_tm;
78 time_t nulltime, local_time;
84 year = get_test_year( &ref );
87 ok (res != TIME_ZONE_ID_INVALID, "GetTimeZoneInformation failed\n");
88 WideCharToMultiByte( CP_ACP, 0, tzinfo.StandardName, -1, buffer, sizeof(buffer), NULL, NULL );
89 trace( "bias %d std %d dst %d zone %s\n",
90 tzinfo.Bias, tzinfo.StandardBias, tzinfo.DaylightBias, buffer );
91 /* Bias may be positive or negative, to use offset of one day */
92 my_tm = *localtime(&ref); /* retrieve current dst flag */
93 secs = SECSPERDAY - tzinfo.Bias * SECSPERMIN;
94 secs -= (my_tm.tm_isdst ? tzinfo.DaylightBias : tzinfo.StandardBias) * SECSPERMIN;
95 my_tm.tm_mday = 1 + secs/SECSPERDAY;
96 secs = secs % SECSPERDAY;
97 my_tm.tm_hour = secs / SECSPERHOUR;
98 secs = secs % SECSPERHOUR;
99 my_tm.tm_min = secs / SECSPERMIN;
100 secs = secs % SECSPERMIN;
103 my_tm.tm_year = year;
108 local_time = mktime(&my_tm);
109 ok(local_time == ref, "mktime returned %u, expected %u\n",
110 (DWORD)local_time, (DWORD)ref);
111 /* now test some unnormalized struct tm's */
115 local_time = mktime(&my_tm);
116 ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
117 (DWORD)local_time, (DWORD)ref);
118 ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
119 my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
120 my_tm.tm_sec == sav_tm.tm_sec,
121 "mktime returned %2d-%02d-%02d %02d:%02d expected %2d-%02d-%02d %02d:%02d\n",
122 my_tm.tm_year,my_tm.tm_mon,my_tm.tm_mday,
123 my_tm.tm_hour,my_tm.tm_sec,
124 sav_tm.tm_year,sav_tm.tm_mon,sav_tm.tm_mday,
125 sav_tm.tm_hour,sav_tm.tm_sec);
129 local_time = mktime(&my_tm);
130 ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
131 (DWORD)local_time, (DWORD)ref);
132 ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
133 my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
134 my_tm.tm_sec == sav_tm.tm_sec,
135 "mktime returned %2d-%02d-%02d %02d:%02d expected %2d-%02d-%02d %02d:%02d\n",
136 my_tm.tm_year,my_tm.tm_mon,my_tm.tm_mday,
137 my_tm.tm_hour,my_tm.tm_sec,
138 sav_tm.tm_year,sav_tm.tm_mon,sav_tm.tm_mday,
139 sav_tm.tm_hour,sav_tm.tm_sec);
143 local_time = mktime(&my_tm);
144 ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
145 (DWORD)local_time, (DWORD)ref);
146 ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
147 my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
148 my_tm.tm_sec == sav_tm.tm_sec,
149 "mktime returned %2d-%02d-%02d %02d:%02d expected %2d-%02d-%02d %02d:%02d\n",
150 my_tm.tm_year,my_tm.tm_mon,my_tm.tm_mday,
151 my_tm.tm_hour,my_tm.tm_sec,
152 sav_tm.tm_year,sav_tm.tm_mon,sav_tm.tm_mday,
153 sav_tm.tm_hour,sav_tm.tm_sec);
157 local_time = mktime(&my_tm);
158 ok(local_time == ref, "Unnormalized mktime returned %u, expected %u\n",
159 (DWORD)local_time, (DWORD)ref);
160 ok( my_tm.tm_year == sav_tm.tm_year && my_tm.tm_mon == sav_tm.tm_mon &&
161 my_tm.tm_mday == sav_tm.tm_mday && my_tm.tm_hour == sav_tm.tm_hour &&
162 my_tm.tm_sec == sav_tm.tm_sec,
163 "mktime returned %2d-%02d-%02d %02d:%02d expected %2d-%02d-%02d %02d:%02d\n",
164 my_tm.tm_year,my_tm.tm_mon,my_tm.tm_mday,
165 my_tm.tm_hour,my_tm.tm_sec,
166 sav_tm.tm_year,sav_tm.tm_mon,sav_tm.tm_mday,
167 sav_tm.tm_hour,sav_tm.tm_sec);
168 /* now a bad time example */
171 local_time = mktime(&my_tm);
172 ok((local_time == -1), "(bad time) mktime returned %d, expected -1\n", (int)local_time);
175 /* TEST that we are independent from the TZ variable */
176 /*Argh, msvcrt doesn't have setenv() */
177 _snprintf(TZ_env,255,"TZ=%s",(getenv("TZ")?getenv("TZ"):""));
179 nulltime = mktime(&my_tm);
180 ok(nulltime == ref,"mktime returned 0x%08x\n",(DWORD)nulltime);
184 static void test_localtime(void)
186 TIME_ZONE_INFORMATION tzinfo;
187 DWORD res = GetTimeZoneInformation(&tzinfo);
192 int year = get_test_year( &ref );
193 int is_leap = !(year % 4) && ((year % 100) || !((year + 300) % 400));
195 gmt = ref + SECSPERDAY + tzinfo.Bias * SECSPERMIN;
196 ok (res != TIME_ZONE_ID_INVALID, "GetTimeZoneInformation failed\n");
197 lt = localtime(&gmt);
198 gmt += (lt->tm_isdst ? tzinfo.DaylightBias : tzinfo.StandardBias) * SECSPERMIN;
199 lt = localtime(&gmt);
200 ok(((lt->tm_year == year) && (lt->tm_mon == 0) && (lt->tm_yday == 1) &&
201 (lt->tm_mday == 2) && (lt->tm_hour == 0) &&
202 (lt->tm_min == 0) && (lt->tm_sec == 0)),
203 "Wrong date:Year %d mon %d yday %d mday %d wday %d hour %d min %d sec %d dst %d\n",
204 lt->tm_year, lt->tm_mon, lt->tm_yday, lt->tm_mday, lt->tm_wday, lt->tm_hour,
205 lt->tm_min, lt->tm_sec, lt->tm_isdst);
207 _snprintf(TZ_env,255,"TZ=%s",(getenv("TZ")?getenv("TZ"):""));
209 lt = localtime(&gmt);
210 ok(((lt->tm_year == year) && (lt->tm_mon == 0) && (lt->tm_yday == 1) &&
211 (lt->tm_mday == 2) && (lt->tm_hour == 0) &&
212 (lt->tm_min == 0) && (lt->tm_sec == 0)),
213 "Wrong date:Year %d mon %d yday %d mday %d wday %d hour %d min %d sec %d dst %d\n",
214 lt->tm_year, lt->tm_mon, lt->tm_yday, lt->tm_mday, lt->tm_wday, lt->tm_hour,
215 lt->tm_min, lt->tm_sec, lt->tm_isdst);
219 gmt = ref + 202 * SECSPERDAY + tzinfo.Bias * SECSPERMIN;
220 lt = localtime(&gmt);
221 gmt += (lt->tm_isdst ? tzinfo.DaylightBias : tzinfo.StandardBias) * SECSPERMIN;
222 lt = localtime(&gmt);
223 ok(((lt->tm_year == year) && (lt->tm_mon == 6) && (lt->tm_yday == 202) &&
224 (lt->tm_mday == 22 - is_leap) && (lt->tm_hour == 0) &&
225 (lt->tm_min == 0) && (lt->tm_sec == 0)),
226 "Wrong date:Year %d mon %d yday %d mday %d wday %d hour %d min %d sec %d dst %d\n",
227 lt->tm_year, lt->tm_mon, lt->tm_yday, lt->tm_mday, lt->tm_wday, lt->tm_hour,
228 lt->tm_min, lt->tm_sec, lt->tm_isdst);
231 static void test_strdate(void)
233 char date[16], * result;
234 int month, day, year, count, len;
236 result = _strdate(date);
237 ok(result == date, "Wrong return value\n");
239 ok(len == 8, "Wrong length: returned %d, should be 8\n", len);
240 count = sscanf(date, "%02d/%02d/%02d", &month, &day, &year);
241 ok(count == 3, "Wrong format: count = %d, should be 3\n", count);
244 static void test_strtime(void)
246 char time[16], * result;
247 int hour, minute, second, count, len;
249 result = _strtime(time);
250 ok(result == time, "Wrong return value\n");
252 ok(len == 8, "Wrong length: returned %d, should be 8\n", len);
253 count = sscanf(time, "%02d:%02d:%02d", &hour, &minute, &second);
254 ok(count == 3, "Wrong format: count = %d, should be 3\n", count);
257 static void test_wstrdate(void)
259 wchar_t date[16], * result;
260 int month, day, year, count, len;
261 wchar_t format[] = { '%','0','2','d','/','%','0','2','d','/','%','0','2','d',0 };
263 result = _wstrdate(date);
264 ok(result == date, "Wrong return value\n");
266 ok(len == 8, "Wrong length: returned %d, should be 8\n", len);
267 count = swscanf(date, format, &month, &day, &year);
268 ok(count == 3, "Wrong format: count = %d, should be 3\n", count);
271 static void test_wstrtime(void)
273 wchar_t time[16], * result;
274 int hour, minute, second, count, len;
275 wchar_t format[] = { '%','0','2','d',':','%','0','2','d',':','%','0','2','d',0 };
277 result = _wstrtime(time);
278 ok(result == time, "Wrong return value\n");
280 ok(len == 8, "Wrong length: returned %d, should be 8\n", len);
281 count = swscanf(time, format, &hour, &minute, &second);
282 ok(count == 3, "Wrong format: count = %d, should be 3\n", count);