File indexing completed on 2025-03-16 12:55:37

 /*
     SPDX-FileCopyrightText: 2013 Sebastian Kügler <sebas@kde.org>
 
     SPDX-License-Identifier: LGPL-2.0-or-later
 */
 
 #include "plugintest.h"
 
 #include <QDebug>
 #include <kplugininfo.h>
 #include <kplugintrader.h>
 #include <kservice.h>
 #include <kservicetypetrader.h>
 
 #include <QElapsedTimer>
 #include <QStandardPaths>
 #include <QStringList>
 
 static QTextStream cout(stdout); // clazy:exclude=non-pod-global-static
 
 class PluginTestPrivate
 {
 public:
     QString pluginName;
 };
 
 PluginTest::PluginTest()
     : QObject(nullptr)
 {
     d = new PluginTestPrivate;
 }
 
 PluginTest::~PluginTest()
 {
     delete d;
 }
 
 int PluginTest::runMain()
 {
     // measure performance
     QElapsedTimer timer;
     int runs = 1;
     QList<qint64> timings;
 
     cout << "-- KPluginTrader Test --" << Qt::endl;
     bool ok = true;
 
     // KSycoca querying
     timer.start();
 
     for (int _i = 0; _i < runs; _i++) {
         timer.restart();
         if (!loadFromKService(QStringLiteral("time"))) {
             ok = false;
         }
         timings << timer.nsecsElapsed();
     }
     report(timings, QStringLiteral("KServiceTypeTrader"));
     timings.clear();
 
     // -- Metadata querying
     for (int _i = 0; _i < runs; _i++) {
         timer.restart();
         if (!loadFromMetaData()) {
             ok = false;
         }
         // if (!loadFromMetaData2("Plasma/ContainmentActions")) ok = false;
         timings << timer.nsecsElapsed();
     }
     report(timings, QStringLiteral("Metadata"));
     timings.clear();
 
     findPlugins();
 
     if (ok) {
         qDebug() << "All tests finished successfully";
         return 0;
     }
     return 0; // We return successfully in any case, since plugins aren't installed for most people
 }
 
 void PluginTest::report(const QList<qint64> timings, const QString &msg)
 {
     qulonglong totalTime = 0;
 
     int unitDiv = 1000;
     QString unit = QStringLiteral("microsec");
     int i = 0;
     for (qint64 t : timings) {
         int msec = t / 1000000;
         qDebug() << "  Run " << i << ": " << msec << " msec";
         totalTime += t;
         i++;
     }
     QString av = QString::number((totalTime / timings.count() / unitDiv), 'f', 1);
     qDebug() << " Average: " << av << " " << unit << " (" << msg << ")";
 }
 
 bool PluginTest::loadFromKService(const QString &name)
 {
     bool ok = false;
     QString constraint = QStringLiteral("[X-KDE-PluginInfo-Name] == '%1'").arg(name);
     KService::List offers = KServiceTypeTrader::self()->query(QStringLiteral("Plasma/DataEngine"), constraint);
     if (offers.isEmpty()) {
         qDebug() << "offers are empty for " << name << " with constraint " << constraint;
     } else {
         QVariantList allArgs;
         allArgs << offers.first()->storageId();
         const QString _n = offers.first()->property(QStringLiteral("Name")).toString();
         if (!_n.isEmpty()) {
             qDebug() << "Found Dataengine: " << _n;
             ok = true;
         } else {
             qDebug() << "Nothing found. ";
         }
     }
 
     return ok;
 }
 
 bool PluginTest::loadFromMetaData(const QString &serviceType)
 {
     bool ok = false;
     QString pluginName(QStringLiteral("time"));
     QString constraint = QStringLiteral("[X-KDE-PluginInfo-Name] == '%1'").arg(pluginName);
     const KPluginInfo::List res = KPluginTrader::self()->query(QStringLiteral("kf5"), serviceType, QString());
     qDebug() << "----------- Found " << res.count() << " Plugins" << constraint;
     ok = res.count() > 0;
     for (const KPluginInfo &info : res) {
         qDebug() << "   file: " << info.libraryPath();
     }
 
     return ok;
 }
 
 bool PluginTest::findPlugins()
 {
     QElapsedTimer timer;
     QList<qint64> timings;
     const QString pluginDir(QStringLiteral("/media/storage/testdata/"));
     const QStringList sizes = QStringList() << QStringLiteral("50") << QStringLiteral("100") << QStringLiteral("150") << QStringLiteral("200")
                                             << QStringLiteral("250") << QStringLiteral("300") << QStringLiteral("400") << QStringLiteral("500")
                                             << QStringLiteral("600") << QStringLiteral("700") << QStringLiteral("800") << QStringLiteral("1000")
                                             << QStringLiteral("1500") << QStringLiteral("2000") << QStringLiteral("5000");
     QStringList datadirs;
 
     for (const QString &_s : sizes) {
         datadirs << pluginDir + _s;
     }
     for (const QString &subdir : std::as_const(datadirs)) {
         const QString constraint;
         const QString serviceType;
 
         timer.restart();
         KPluginInfo::List res = KPluginTrader::self()->query(subdir, serviceType, constraint);
         timings << timer.nsecsElapsed();
         qDebug() << "Found " << res.count() << " Plugins in " << subdir;
     }
     report(timings, QStringLiteral("reading monsterdirs"));
     return true;
 }
 
 #include "moc_plugintest.cpp"