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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/platform/basic.h"
#include <boost/optional.hpp>
#include <iostream>
#include <vector>
#include "mongo/bson/bsonobj.h"
#include "mongo/bson/bsonobjbuilder.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/processinfo.h"
using boost::optional;
namespace mongo {
namespace {
using StringMap = std::map<std::string, uint64_t>;
StringMap toStringMap(BSONObj& obj) {
StringMap map;
for (const auto& e : obj) {
map[e.fieldName()] = e.numberLong();
}
return map;
}
#define ASSERT_KEY(_key) ASSERT_TRUE(stringMap.find(_key) != stringMap.end());
TEST(ProcessInfo, SysInfoIsInitialized) {
ProcessInfo processInfo;
if (processInfo.supported()) {
ASSERT_FALSE(processInfo.getOsType().empty());
}
}
TEST(FTDCProcSysInfo, TestSysInfo) {
auto sysInfo = ProcessInfo();
BSONObjBuilder builder;
sysInfo.appendSystemDetails(builder);
BSONObj obj = builder.obj();
auto stringMap = toStringMap(obj);
ASSERT_KEY("extra");
BSONObj extra = obj.getObjectField("extra");
stringMap = toStringMap(extra);
ASSERT_KEY("cpuString");
}
TEST(ProcessInfo, GetNumAvailableCores) {
#if defined(__APPLE__) || defined(__linux__) || (defined(__sun) && defined(__SVR4)) || \
defined(_WIN32)
unsigned long numAvailCores = ProcessInfo::getNumAvailableCores();
ASSERT_GREATER_THAN(numAvailCores, 0u);
ASSERT_LESS_THAN_OR_EQUALS(numAvailCores, ProcessInfo::getNumCores());
#endif
}
TEST(ProcessInfo, GetNumCoresReturnsNonZeroNumberOfProcessors) {
ASSERT_GREATER_THAN(ProcessInfo::getNumCores(), 0u);
}
} // namespace
} // namespace mongo
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