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* [glibc/azanella/y2038] time: Add gmtime tests
@ 2021-03-01 17:37 Adhemerval Zanella
0 siblings, 0 replies; 4+ messages in thread
From: Adhemerval Zanella @ 2021-03-01 17:37 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=dad82921ca1d7a215e8b3d643b54a24324155c92
commit dad82921ca1d7a215e8b3d643b54a24324155c92
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Mon Mar 1 11:14:45 2021 -0300
time: Add gmtime tests
Checked on x86_64-linux-gnu and i686-linux-gnu.
Diff:
---
time/Makefile | 2 +-
time/tst-gmtime.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 126 insertions(+), 1 deletion(-)
diff --git a/time/Makefile b/time/Makefile
index 8fe439c5e0..ed79f1cdb6 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-itimer
+ 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>
^ permalink raw reply [flat|nested] 4+ messages in thread
* [glibc/azanella/y2038] time: Add gmtime tests
@ 2021-03-04 17:38 Adhemerval Zanella
0 siblings, 0 replies; 4+ messages in thread
From: Adhemerval Zanella @ 2021-03-04 17:38 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=12cbfc1aec600ecf75cbde98ddb7e8ae083d5831
commit 12cbfc1aec600ecf75cbde98ddb7e8ae083d5831
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Mon Mar 1 11:14:45 2021 -0300
time: Add gmtime tests
Checked on x86_64-linux-gnu and i686-linux-gnu.
Diff:
---
time/Makefile | 2 +-
time/tst-gmtime.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 126 insertions(+), 1 deletion(-)
diff --git a/time/Makefile b/time/Makefile
index 8fe439c5e0..ed79f1cdb6 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-itimer
+ 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>
^ permalink raw reply [flat|nested] 4+ messages in thread
* [glibc/azanella/y2038] time: Add gmtime tests
@ 2021-03-04 11:30 Adhemerval Zanella
0 siblings, 0 replies; 4+ messages in thread
From: Adhemerval Zanella @ 2021-03-04 11:30 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=12cbfc1aec600ecf75cbde98ddb7e8ae083d5831
commit 12cbfc1aec600ecf75cbde98ddb7e8ae083d5831
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Mon Mar 1 11:14:45 2021 -0300
time: Add gmtime tests
Checked on x86_64-linux-gnu and i686-linux-gnu.
Diff:
---
time/Makefile | 2 +-
time/tst-gmtime.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 126 insertions(+), 1 deletion(-)
diff --git a/time/Makefile b/time/Makefile
index 8fe439c5e0..ed79f1cdb6 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-itimer
+ 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>
^ permalink raw reply [flat|nested] 4+ messages in thread
* [glibc/azanella/y2038] time: Add gmtime tests
@ 2021-03-02 12:32 Adhemerval Zanella
0 siblings, 0 replies; 4+ messages in thread
From: Adhemerval Zanella @ 2021-03-02 12:32 UTC (permalink / raw)
To: glibc-cvs
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=61f1a866f2bd89f774f0ee4e4463b3332da031f0
commit 61f1a866f2bd89f774f0ee4e4463b3332da031f0
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date: Mon Mar 1 11:14:45 2021 -0300
time: Add gmtime tests
Checked on x86_64-linux-gnu and i686-linux-gnu.
Diff:
---
time/Makefile | 2 +-
time/tst-gmtime.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 126 insertions(+), 1 deletion(-)
diff --git a/time/Makefile b/time/Makefile
index 8fe439c5e0..ed79f1cdb6 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-itimer
+ 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>
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-03-04 17:38 UTC | newest]
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2021-03-01 17:37 [glibc/azanella/y2038] time: Add gmtime tests Adhemerval Zanella
2021-03-02 12:32 Adhemerval Zanella
2021-03-04 11:30 Adhemerval Zanella
2021-03-04 17:38 Adhemerval Zanella
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