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/* Copyright 2013 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <cstdlib>
#include <ctime>
#include <string>
#include "mongo/base/init.h"
#include "mongo/bson/util/misc.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/log.h"
#include "mongo/util/time_support.h"
namespace mongo {
namespace {
const bool isTimeTSmall =
(sizeof(time_t) == sizeof(int32_t)) && std::numeric_limits<time_t>::is_signed;
/**
* To make this test deterministic, we set the time zone to America/New_York.
*/
#ifdef _WIN32
char tzEnvString[] = "TZ=EST+5EDT";
#else
char tzEnvString[] = "TZ=America/New_York";
#endif
MONGO_INITIALIZER(SetTimeZoneToEasternForTest)(InitializerContext*) {
if (-1 == putenv(tzEnvString)) {
return Status(ErrorCodes::BadValue, errnoWithDescription());
}
tzset();
return Status::OK();
}
TEST(TimeFormatting, TimeTAsISO8601Zulu) {
ASSERT_EQUALS(std::string("1970-01-01T00:00:00Z"), timeToISOString(0));
ASSERT_EQUALS(std::string("1970-06-30T01:06:40Z"), timeToISOString(15556000));
if (!isTimeTSmall)
ASSERT_EQUALS(std::string("2058-02-20T18:29:11Z"), timeToISOString(2781455351LL));
ASSERT_EQUALS(std::string("2013-02-20T18:29:11Z"), timeToISOString(1361384951));
}
TEST(TimeFormatting, DateAsISO8601UTC) {
ASSERT_EQUALS(std::string("1970-01-01T00:00:00.000Z"),
dateToISOStringUTC(Date_t(0)));
ASSERT_EQUALS(std::string("1970-06-30T01:06:40.981Z"),
dateToISOStringUTC(Date_t(15556000981ULL)));
if (!isTimeTSmall)
ASSERT_EQUALS(std::string("2058-02-20T18:29:11.100Z"),
dateToISOStringUTC(Date_t(2781455351100ULL)));
ASSERT_EQUALS(std::string("2013-02-20T18:29:11.100Z"),
dateToISOStringUTC(Date_t(1361384951100ULL)));
// Basic test
#ifndef _WIN32 // Negative Dates don't currently work on Windows
ASSERT_EQUALS(std::string("1960-01-02T03:04:05.006Z"),
dateToISOStringUTC(Date_t(-315521754994LL)));
#endif
// Testing special rounding rules for seconds
#ifndef _WIN32 // Negative Dates don't currently work on Windows
ASSERT_EQUALS(std::string("1960-01-02T03:04:04.999Z"),
dateToISOStringUTC(Date_t(-315521755001LL))); // second = 4
ASSERT_EQUALS(std::string("1960-01-02T03:04:05.000Z"),
dateToISOStringUTC(Date_t(-315521755000LL))); // second = 5
ASSERT_EQUALS(std::string("1960-01-02T03:04:05.001Z"),
dateToISOStringUTC(Date_t(-315521754999LL))); // second = 5
ASSERT_EQUALS(std::string("1960-01-02T03:04:05.999Z"),
dateToISOStringUTC(Date_t(-315521754001LL))); // second = 5
#endif
// Test date before 1900 (negative tm_year values from gmtime)
#ifndef _WIN32 // Negative Dates don't currently work on Windows
ASSERT_EQUALS(std::string("1860-01-02T03:04:05.006Z"),
dateToISOStringUTC(Date_t(-3471195354994LL)));
#endif
// Test with time_t == -1
#ifndef _WIN32 // Negative Dates don't currently work on Windows
ASSERT_EQUALS(std::string("1969-12-31T23:59:59.000Z"),
dateToISOStringUTC(Date_t(-1000LL)));
#endif
// Testing dates between 1970 and 2000
ASSERT_EQUALS(std::string("1970-01-01T00:00:00.000Z"),
dateToISOStringUTC(Date_t(0ULL)));
ASSERT_EQUALS(std::string("1970-01-01T00:00:00.999Z"),
dateToISOStringUTC(Date_t(999ULL)));
ASSERT_EQUALS(std::string("1980-05-20T12:54:04.834Z"),
dateToISOStringUTC(Date_t(327675244834ULL)));
ASSERT_EQUALS(std::string("1999-12-31T00:00:00.000Z"),
dateToISOStringUTC(Date_t(946598400000ULL)));
ASSERT_EQUALS(std::string("1999-12-31T23:59:59.999Z"),
dateToISOStringUTC(Date_t(946684799999ULL)));
// Test date > 2000 for completeness (using now)
ASSERT_EQUALS(std::string("2013-10-11T23:20:12.072Z"),
dateToISOStringUTC(Date_t(1381533612072ULL)));
}
TEST(TimeFormatting, DateAsISO8601Local) {
ASSERT_EQUALS(std::string("1969-12-31T19:00:00.000-0500"),
dateToISOStringLocal(Date_t(0)));
ASSERT_EQUALS(std::string("1970-06-29T21:06:40.981-0400"),
dateToISOStringLocal(Date_t(15556000981ULL)));
if (!isTimeTSmall)
ASSERT_EQUALS(std::string("2058-02-20T13:29:11.100-0500"),
dateToISOStringLocal(Date_t(2781455351100ULL)));
ASSERT_EQUALS(std::string("2013-02-20T13:29:11.100-0500"),
dateToISOStringLocal(Date_t(1361384951100ULL)));
}
TEST(TimeFormatting, DateAsCtime) {
ASSERT_EQUALS(std::string("Wed Dec 31 19:00:00.000"), dateToCtimeString(Date_t(0)));
ASSERT_EQUALS(std::string("Mon Jun 29 21:06:40.981"),
dateToCtimeString(Date_t(15556000981ULL)));
if (!isTimeTSmall)
ASSERT_EQUALS(std::string("Wed Feb 20 13:29:11.100"),
dateToCtimeString(Date_t(2781455351100ULL)));
ASSERT_EQUALS(std::string("Wed Feb 20 13:29:11.100"),
dateToCtimeString(Date_t(1361384951100ULL)));
}
} // namespace
} // namespace mongo
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