From: Adhemerval Zanella <adhemerval.zanella@linaro.org>
To: libc-alpha@sourceware.org
Subject: [PATCH 07/15] time: Add gmtime/gmtime_r tests
Date: Tue, 23 Mar 2021 10:44:50 -0300 [thread overview]
Message-ID: <20210323134458.2563022-8-adhemerval.zanella@linaro.org> (raw)
In-Reply-To: <20210323134458.2563022-1-adhemerval.zanella@linaro.org>
Checked on x86_64-linux-gnu and i686-linux-gnu.
---
time/Makefile | 2 +-
time/tst-gmtime.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 126 insertions(+), 1 deletion(-)
create mode 100644 time/tst-gmtime.c
diff --git a/time/Makefile b/time/Makefile
index 91cb02a003..a503297527 100644
--- a/time/Makefile
+++ b/time/Makefile
@@ -49,7 +49,7 @@ tests := test_time clocktest tst-posixtz tst-strptime tst_wcsftime \
tst-tzname tst-y2039 bug-mktime4 tst-strftime2 tst-strftime3 \
tst-clock tst-clock2 tst-clock_nanosleep tst-cpuclock1 \
tst-adjtime tst-ctime tst-difftime tst-mktime4 tst-clock_settime \
- tst-settimeofday tst-itimer
+ tst-settimeofday tst-itimer tst-gmtime
include ../Rules
diff --git a/time/tst-gmtime.c b/time/tst-gmtime.c
new file mode 100644
index 0000000000..4d09cade79
--- /dev/null
+++ b/time/tst-gmtime.c
@@ -0,0 +1,125 @@
+/* Basic tests for gmtime.
+ Copyright (C) 2021 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 <time.h>
+#include <stdlib.h>
+#include <support/check.h>
+
+static int
+do_test (void)
+{
+ /* Check if the epoch time can be converted. */
+ {
+ time_t t = 0;
+ struct tm *tmg = gmtime (&t);
+ TEST_COMPARE (tmg->tm_sec, 0);
+ TEST_COMPARE (tmg->tm_min, 0);
+ TEST_COMPARE (tmg->tm_hour, 0);
+ TEST_COMPARE (tmg->tm_mday, 1);
+ TEST_COMPARE (tmg->tm_mon, 0);
+ TEST_COMPARE (tmg->tm_year, 70);
+ TEST_COMPARE (tmg->tm_wday, 4);
+ TEST_COMPARE (tmg->tm_yday, 0);
+ TEST_COMPARE (tmg->tm_isdst, 0);
+ }
+ {
+ /* Same as before but with gmtime_r. */
+ time_t t = 0;
+ struct tm tms;
+ struct tm *tmg = gmtime_r (&t, &tms);
+ TEST_VERIFY (tmg == &tms);
+ TEST_COMPARE (tmg->tm_year, 70);
+ TEST_COMPARE (tmg->tm_sec, 0);
+ TEST_COMPARE (tmg->tm_min, 0);
+ TEST_COMPARE (tmg->tm_hour, 0);
+ TEST_COMPARE (tmg->tm_mday, 1);
+ TEST_COMPARE (tmg->tm_mon, 0);
+ TEST_COMPARE (tmg->tm_year, 70);
+ TEST_COMPARE (tmg->tm_wday, 4);
+ TEST_COMPARE (tmg->tm_yday, 0);
+ TEST_COMPARE (tmg->tm_isdst, 0);
+ }
+
+ /* Check if the max time value for 32 bit time_t can be converted. */
+ {
+ time_t t = 0x7fffffff;
+ struct tm *tmg = gmtime (&t);
+ TEST_COMPARE (tmg->tm_sec, 7);
+ TEST_COMPARE (tmg->tm_min, 14);
+ TEST_COMPARE (tmg->tm_hour, 3);
+ TEST_COMPARE (tmg->tm_mday, 19);
+ TEST_COMPARE (tmg->tm_mon, 0);
+ TEST_COMPARE (tmg->tm_year, 138);
+ TEST_COMPARE (tmg->tm_wday, 2);
+ TEST_COMPARE (tmg->tm_yday, 18);
+ TEST_COMPARE (tmg->tm_isdst, 0);
+ }
+ {
+ /* Same as before but with ctime_r. */
+ time_t t = 0x7fffffff;
+ struct tm tms;
+ struct tm *tmg = gmtime_r (&t, &tms);
+ TEST_VERIFY (tmg == &tms);
+ TEST_COMPARE (tmg->tm_sec, 7);
+ TEST_COMPARE (tmg->tm_min, 14);
+ TEST_COMPARE (tmg->tm_hour, 3);
+ TEST_COMPARE (tmg->tm_mday, 19);
+ TEST_COMPARE (tmg->tm_mon, 0);
+ TEST_COMPARE (tmg->tm_year, 138);
+ TEST_COMPARE (tmg->tm_wday, 2);
+ TEST_COMPARE (tmg->tm_yday, 18);
+ TEST_COMPARE (tmg->tm_isdst, 0);
+ }
+
+ if (sizeof (time_t) < 8)
+ return 0;
+
+ {
+ time_t t = (time_t) 0x80000000ull;
+ struct tm *tmg = gmtime (&t);
+ TEST_COMPARE (tmg->tm_sec, 8);
+ TEST_COMPARE (tmg->tm_min, 14);
+ TEST_COMPARE (tmg->tm_hour, 3);
+ TEST_COMPARE (tmg->tm_mday, 19);
+ TEST_COMPARE (tmg->tm_mon, 0);
+ TEST_COMPARE (tmg->tm_year, 138);
+ TEST_COMPARE (tmg->tm_wday, 2);
+ TEST_COMPARE (tmg->tm_yday, 18);
+ TEST_COMPARE (tmg->tm_isdst, 0);
+ }
+
+ {
+ time_t t = (time_t) 0x80000000ull;
+ struct tm tms;
+ struct tm *tmg = gmtime_r (&t, &tms);
+ TEST_VERIFY (tmg == &tms);
+ TEST_COMPARE (tmg->tm_sec, 8);
+ TEST_COMPARE (tmg->tm_min, 14);
+ TEST_COMPARE (tmg->tm_hour, 3);
+ TEST_COMPARE (tmg->tm_mday, 19);
+ TEST_COMPARE (tmg->tm_mon, 0);
+ TEST_COMPARE (tmg->tm_year, 138);
+ TEST_COMPARE (tmg->tm_wday, 2);
+ TEST_COMPARE (tmg->tm_yday, 18);
+ TEST_COMPARE (tmg->tm_isdst, 0);
+ }
+
+ return 0;
+}
+
+#include <support/test-driver.c>
--
2.27.0
next prev parent reply other threads:[~2021-03-23 13:45 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-23 13:44 [PATCH 00/15] Add some tests and infra changes Adhemerval Zanella
2021-03-23 13:44 ` [PATCH 01/15] io: Move file timestamps tests out of Linux Adhemerval Zanella
2021-04-15 5:04 ` Siddhesh Poyarekar
2021-04-15 5:15 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 02/15] linux: Add futimes test Adhemerval Zanella
2021-04-15 5:07 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 03/15] linux: Add lutimes test Adhemerval Zanella
2021-04-15 5:25 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 04/15] io: Add basic tests for utimensat Adhemerval Zanella
2021-04-15 5:33 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 05/15] io: Use temporary directory and file for ftwtest-sh Adhemerval Zanella
2021-03-23 14:24 ` Andreas Schwab
2021-03-23 16:03 ` Adhemerval Zanella
2021-04-15 5:46 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 06/15] time: Add getitimer and setitimer basic tests Adhemerval Zanella
2021-04-15 5:59 ` Siddhesh Poyarekar
2021-03-23 13:44 ` Adhemerval Zanella [this message]
2021-04-15 6:01 ` [PATCH 07/15] time: Add gmtime/gmtime_r tests Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 08/15] time: Add timegm/timelocal basic tests Adhemerval Zanella
2021-03-23 14:28 ` Andreas Schwab
2021-03-23 15:53 ` Adhemerval Zanella
2021-04-15 6:05 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 09/15] time: Add basic timespec_get tests Adhemerval Zanella
2021-04-15 6:08 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 10/15] time: Add 64 bit tests for getdate / getdate_r Adhemerval Zanella
2021-04-15 6:16 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 11/15] posix: Add wait3 tests Adhemerval Zanella
2021-04-15 6:26 ` Siddhesh Poyarekar
2021-03-23 13:44 ` [PATCH 12/15] linux: mips: Split libpthread.abilist in n32 and n64 Adhemerval Zanella
2021-04-15 7:01 ` Siddhesh Poyarekar
2021-04-15 12:00 ` Adhemerval Zanella
2021-03-23 13:44 ` [PATCH 13/15] linux: mips: Split librt.abilist " Adhemerval Zanella
2021-03-23 13:44 ` [PATCH 14/15] linux: mips: Split libanl.abilist " Adhemerval Zanella
2021-03-23 13:44 ` [PATCH 15/15] linux: s390: Add libanl.abilist in s390 and s390x Adhemerval Zanella
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