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pilotclient/tests/blackmisc/testvaluecache.cpp

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/* Copyright (C) 2015
* swift project Community / Contributors
*
* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
* including this file, may be copied, modified, propagated, or distributed except according to the terms
* contained in the LICENSE file.
*/
//! \cond PRIVATE_TESTS
/*!
* \file
* \ingroup testblackmisc
*/
#include "testvaluecache.h"
#include "blackmisc/worker.h"
#include "blackmisc/identifier.h"
#include "blackmisc/aviation/atcstationlist.h"
#include "blackmisc/simulation/simulatedaircraftlist.h"
#include <future>
namespace BlackMiscTest
{
using namespace BlackMisc;
using namespace BlackMisc::Aviation;
using namespace BlackMisc::Simulation;
CTestValueCache::CTestValueCache(QObject *parent) : QObject(parent)
{
CVariant::registerMetadata();
}
void CTestValueCache::insertAndGet()
{
CVariantMap testData
{
{ "value1", CVariant::from(1) },
{ "value2", CVariant::from(2) },
{ "value3", CVariant::from(3) }
};
CVariantMap testData2
{
{ "value2", CVariant::from(42) },
{ "value4", CVariant::from(4) }
};
CVariantMap testDataCombined
{
{ "value1", CVariant::from(1) },
{ "value2", CVariant::from(42) },
{ "value3", CVariant::from(3) },
{ "value4", CVariant::from(4) }
};
CValueCache cache(CValueCache::LocalOnly);
QVERIFY(cache.getAllValues() == CVariantMap());
cache.insertValues({ testData, QDateTime::currentMSecsSinceEpoch() });
QVERIFY(cache.getAllValues() == testData);
cache.insertValues({ testData2, QDateTime::currentMSecsSinceEpoch() });
QVERIFY(cache.getAllValues() == testDataCombined);
}
//! \cond PRIVATE
void waitForQueueOf(QObject *object)
{
if (object->thread() != QThread::currentThread())
{
std::promise<void> promise;
QTimer::singleShot(0, object, [ & ] { promise.set_value(); });
promise.get_future().wait();
}
}
template <typename F>
void singleShotAndWait(QObject *object, F task)
{
if (object->thread() == QThread::currentThread())
{
task();
}
else
{
QTimer::singleShot(0, object, task);
waitForQueueOf(object);
}
}
void testCommon(CValueCacheUser &user1, CValueCacheUser &user2)
{
user1.m_value1.set(42);
QVERIFY(user2.slotFired());
QVERIFY(! user1.slotFired());
singleShotAndWait(&user2, [ & ] { QVERIFY(user2.m_value1.get() == 42); });
QVERIFY(user1.m_value1.get() == 42);
user1.m_value2.set(42);
user2.slotFired();
auto status = user1.m_value2.set(-1337);
QVERIFY(status.isFailure());
QVERIFY(! user1.slotFired());
QVERIFY(! user2.slotFired());
singleShotAndWait(&user2, [ & ] { QVERIFY(user2.m_value2.get() == 42); });
QVERIFY(user1.m_value2.get() == 42);
}
//! \endcond
void CTestValueCache::localOnly()
{
CValueCache cache(CValueCache::LocalOnly);
for (int i = 0; i < 4; ++i) { QTest::ignoreMessage(QtDebugMsg, QRegularExpression("Uninitialized value")); }
CValueCacheUser user1(&cache);
CValueCacheUser user2(&cache);
testCommon(user1, user2);
}
void CTestValueCache::localOnlyWithThreads()
{
CValueCache cache(CValueCache::LocalOnly);
for (int i = 0; i < 4; ++i) { QTest::ignoreMessage(QtDebugMsg, QRegularExpression("Uninitialized value")); }
CValueCacheUser user1(&cache);
CValueCacheUser user2(&cache);
CRegularThread thread;
user2.moveToThread(&thread);
thread.start();
testCommon(user1, user2);
}
void CTestValueCache::distributed()
{
CIdentifier thisProcess;
CIdentifier otherProcess;
auto json = otherProcess.toJson();
json.insert("processId", otherProcess.getProcessId() + 1);
otherProcess.convertFromJson(json);
CValueCache thisCache(CValueCache::Distributed);
CValueCache otherCache(CValueCache::Distributed);
connect(&thisCache, &CValueCache::valuesChangedByLocal, &thisCache, [ & ](const CValueCachePacket &values)
{
QMetaObject::invokeMethod(&thisCache, "changeValuesFromRemote", Q_ARG(BlackMisc::CValueCachePacket, values), Q_ARG(BlackMisc::CIdentifier, thisProcess));
QMetaObject::invokeMethod(&otherCache, "changeValuesFromRemote", Q_ARG(BlackMisc::CValueCachePacket, values), Q_ARG(BlackMisc::CIdentifier, otherProcess));
});
connect(&otherCache, &CValueCache::valuesChangedByLocal, &thisCache, [ & ](const CValueCachePacket &values)
{
QMetaObject::invokeMethod(&thisCache, "changeValuesFromRemote", Q_ARG(BlackMisc::CValueCachePacket, values), Q_ARG(BlackMisc::CIdentifier, otherProcess));
QMetaObject::invokeMethod(&otherCache, "changeValuesFromRemote", Q_ARG(BlackMisc::CValueCachePacket, values), Q_ARG(BlackMisc::CIdentifier, thisProcess));
});
for (int i = 0; i < 4; ++i) { QTest::ignoreMessage(QtDebugMsg, QRegularExpression("Uninitialized value")); }
CValueCacheUser thisUser(&thisCache);
CValueCacheUser otherUser(&otherCache);
CRegularThread thread;
otherCache.moveToThread(&thread);
otherUser.moveToThread(&thread);
thread.start();
singleShotAndWait(&otherUser, [ & ] { otherUser.m_value1.set(99); });
thisUser.m_value1.set(100);
QCoreApplication::processEvents();
waitForQueueOf(&otherUser);
QVERIFY(thisUser.slotFired() != otherUser.slotFired());
auto thisValue = thisUser.m_value1.get();
singleShotAndWait(&otherUser, [ & ] { QVERIFY(thisValue == otherUser.m_value1.get()); });
}
void CTestValueCache::batched()
{
CValueCache cache(CValueCache::LocalOnly);
for (int i = 0; i < 4; ++i) { QTest::ignoreMessage(QtDebugMsg, QRegularExpression("Uninitialized value")); }
CValueCacheUser user1(&cache);
CValueCacheUser user2(&cache);
{
auto batch = cache.batchChanges(&user1);
user1.m_value1.set(42);
user1.m_value2.set(42);
}
QVERIFY(! user1.slotFired());
QVERIFY(user2.slotFired());
singleShotAndWait(&user2, [ & ]
{
QVERIFY(user2.m_value1.get() == 42);
QVERIFY(user2.m_value2.get() == 42);
});
}
void CTestValueCache::json()
{
QJsonObject testJson
{
{ "value1", CVariant::from(1).toJson() },
{ "value2", CVariant::from(2).toJson() },
{ "value3", CVariant::from(3).toJson() }
};
CVariantMap testData
{
{ "value1", CVariant::from(1) },
{ "value2", CVariant::from(2) },
{ "value3", CVariant::from(3) }
};
CValueCache cache(CValueCache::LocalOnly);
cache.loadFromJson(testJson);
QVERIFY(cache.getAllValues() == testData);
QVERIFY(cache.saveToJson() == testJson);
}
void CTestValueCache::saveAndLoad()
{
CSimulatedAircraftList aircraft({ CSimulatedAircraft("BAW001", {}, {}) });
CAtcStationList atcStations({ CAtcStation("EGLL_TWR") });
CVariantMap testData
{
{ "namespace1/value1", CVariant::from(1) },
{ "namespace1/value2", CVariant::from(2) },
{ "namespace1/value3", CVariant::from(3) },
{ "namespace2/aircraft", CVariant::from(aircraft) },
{ "namespace2/atcstations", CVariant::from(atcStations) }
};
CValueCache cache(CValueCache::LocalOnly);
cache.insertValues({ testData, QDateTime::currentMSecsSinceEpoch() });
QDir dir(QDir::currentPath() + "/testcache");
if (dir.exists()) { dir.removeRecursively(); }
auto status = cache.saveToFiles(dir.absolutePath());
QVERIFY(status.isSuccess());
auto files = dir.entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot, QDir::Name);
QCOMPARE(files.size(), 2);
QCOMPARE(files[0].fileName(), QString("namespace1.json"));
QCOMPARE(files[1].fileName(), QString("namespace2.json"));
CValueCache cache2(CValueCache::LocalOnly);
status = cache2.loadFromFiles(dir.absolutePath());
QVERIFY(status.isSuccess());
QCOMPARE(cache2.getAllValues(), testData);
}
//! Is value between 0 - 100?
bool validator(int value)
{
return value >= 0 && value <= 100;
}
CValueCacheUser::CValueCacheUser(CValueCache *cache) :
m_value1(cache, "value1", validator, 0, this, &CValueCacheUser::ps_valueChanged),
m_value2(cache, "value2", validator, 0, this, &CValueCacheUser::ps_valueChanged)
{}
void CValueCacheUser::ps_valueChanged()
{
m_slotFired.set_value();
}
bool CValueCacheUser::slotFired()
{
auto status = m_slotFired.get_future().wait_for(std::chrono::milliseconds(250));
m_slotFired = std::promise<void>();
switch (status)
{
case std::future_status::ready: return true;
case std::future_status::timeout: return false;
case std::future_status::deferred:
default: QTEST_ASSERT(false);
}
return false;
}
} // ns
//! \endcond