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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/util/diagnostic_info.h"
#include <string>
#include "mongo/platform/atomic_word.h"
#include "mongo/platform/compiler.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/clock_source_mock.h"
#define MONGO_LOGV2_DEFAULT_COMPONENT ::mongo::logv2::LogComponent::kTest
namespace mongo {
TEST(DiagnosticInfo, BasicSingleThread) {
// set up serviceContext and clock source
auto serviceContext = ServiceContext::make();
auto clockSource = std::make_unique<ClockSourceMock>();
auto clockSourcePointer = clockSource.get();
serviceContext->setFastClockSource(std::move(clockSource));
setGlobalServiceContext(std::move(serviceContext));
ThreadClient tc("DiagnosticInfoTest", getGlobalServiceContext());
// take the initial diagnostic info
DiagnosticInfo capture1 = DiagnosticInfo::capture(tc.get(), "capture1"_sd);
ASSERT_EQ(capture1.getCaptureName(), "capture1");
// mock time advancing and check that the current time is greater than capture1's timestamp
clockSourcePointer->advance(Seconds(1));
ASSERT_LT(capture1.getTimestamp(), clockSourcePointer->now());
// take a second diagnostic capture and compare its fields to the first
DiagnosticInfo capture2 = DiagnosticInfo::capture(tc.get(), "capture2"_sd);
ASSERT_LT(capture1.getTimestamp(), capture2.getTimestamp());
ASSERT_EQ(capture2.getCaptureName(), "capture2");
ASSERT_NE(capture2, capture1);
clockSourcePointer->advance(Seconds(1));
ASSERT_LT(capture2.getTimestamp(), clockSourcePointer->now());
}
} // namespace mongo
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