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/* Copyright (c) 2018, 2025, Oracle and/or its affiliates.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is designed to work with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have either included with
the program or referenced in the documentation.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
#ifdef _WIN32_WINNT
#if (_WIN32_WINNT < 0x0602)
#undef _WIN32_WINNT
// We need at least _WIN32_WINNT_WIN8 i.e. 0x0602 for
// EnumDynamicTimeZoneInformation
#define _WIN32_WINNT 0x0602
#endif // (_WIN32_WINNT < 0x0602)
#endif // _WIN32_WINNT
#include <gtest/gtest.h>
#include <stdlib.h>
#include "test_utils.h"
#include <mysql/components/services/log_shared.h>
#include "../sql/log.h"
// CET: 32 bytes
// date (10), 'T', time (8), '.', microseconds (6), timezone offset (6)
#define LEN_MS_CET 32
// UTC: 27 bytes
// date (10), 'T', time (8), '.', microseconds (6), 'Z'
#define LEN_MS_UTC 27
// we use micro-seconds since the epoch
#define MICRO_FAC ((ulonglong)1000000L)
namespace log_timestamp_unittest {
using my_testing::Server_initializer;
class LogTimestampTest : public ::testing::Test {
protected:
void SetUp() override { initializer.SetUp(); }
void TearDown() override { initializer.TearDown(); }
THD *thd() { return initializer.thd(); }
Server_initializer initializer;
};
/*
Test basic functionality - throttling, eligibility, printing of summary of
Slow_log_throttle.
*/
TEST_F(LogTimestampTest, iso8601) {
char time_buff[iso8601_size];
#ifdef WIN32
DYNAMIC_TIME_ZONE_INFORMATION original_dti = {};
DWORD original_dti_result = GetDynamicTimeZoneInformation(&original_dti);
EXPECT_NE(original_dti_result, TIME_ZONE_ID_INVALID);
if (original_dti.DaylightDate.wMonth == 0) {
/*
Current system time zone does not support Daylight savings. If the Windows
system time zone has no daylight saving, then attempting to set TZ to a
timezone that does have daylight saving will result in localtime_r
producing inaccurate results. Skipping the test.
Bug#34380460 will be tracking this issue.
*/
GTEST_SKIP()
<< "Current system time zone does not support Daylight savings. If the "
"Windows system time zone has no daylight saving, then attempting "
"to set TZ to a timezone that does have daylight saving will result "
"in localtime_r producing inaccurate results. Skipping the test. ";
}
char tz[] = "TZ=CET-1CES";
#else
char tz[] = "TZ=CET";
#endif
int time_buff_len;
EXPECT_EQ(((iso8601_size)-1), LEN_MS_CET);
EXPECT_EQ(((LEN_MS_CET)-5), LEN_MS_UTC); // timezone "Z" instead of "+12:34"
// set up timezone (central european time)
putenv(tz);
EXPECT_STREQ(&(tz[3]), getenv("TZ"));
tzset();
/// 1970/01/01 .000001 (1)
// UTC (winter)
time_buff_len = make_iso8601_timestamp(time_buff, 1, iso8601_utc);
EXPECT_EQ(LEN_MS_UTC, time_buff_len);
EXPECT_STREQ("1970-01-01T00:00:00.000001Z", time_buff);
// CET (winter) +1h
time_buff_len = make_iso8601_timestamp(time_buff, 1, iso8601_system_time);
EXPECT_EQ(LEN_MS_CET, time_buff_len);
EXPECT_STREQ("1970-01-01T01:00:00.000001+01:00", time_buff);
/// 2011-07-07 (1309996800)
// UTC (summer)
time_buff_len =
make_iso8601_timestamp(time_buff, MICRO_FAC * 1309996800, iso8601_utc);
EXPECT_EQ(LEN_MS_UTC, time_buff_len);
EXPECT_STREQ("2011-07-07T00:00:00.000000Z", time_buff);
// CET (summer) +2h
time_buff_len = make_iso8601_timestamp(time_buff, MICRO_FAC * 1309996800,
iso8601_system_time);
EXPECT_EQ(LEN_MS_CET, time_buff_len);
EXPECT_STREQ("2011-07-07T02:00:00.000000+02:00", time_buff);
/// 1987-06-05 04:03:02.123456
// UTC
time_buff_len = make_iso8601_timestamp(
time_buff, (MICRO_FAC * 549864182) + 123456, iso8601_utc);
EXPECT_EQ(LEN_MS_UTC, time_buff_len);
EXPECT_STREQ("1987-06-05T04:03:02.123456Z", time_buff);
}
// End of Error_log_timestamp test cases.
} // namespace log_timestamp_unittest
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