264 lines
8.8 KiB
C++
264 lines
8.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtCore>
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#include <QtWidgets/QTreeView>
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#include <qtest.h>
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#include "object.h"
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#include <qcoreapplication.h>
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#include <qdatetime.h>
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enum {
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CreationDeletionBenckmarkConstant = 34567,
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SignalsAndSlotsBenchmarkConstant = 456789
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};
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class QObjectBenchmark : public QObject
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{
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Q_OBJECT
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private slots:
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void signal_slot_benchmark();
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void signal_slot_benchmark_data();
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void signal_many_receivers();
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void signal_many_receivers_data();
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void qproperty_benchmark_data();
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void qproperty_benchmark();
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void dynamic_property_benchmark();
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void connect_disconnect_benchmark_data();
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void connect_disconnect_benchmark();
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void receiver_destroyed_benchmark();
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};
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struct Functor {
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void operator()(){}
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};
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void QObjectBenchmark::signal_slot_benchmark_data()
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{
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QTest::addColumn<int>("type");
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QTest::newRow("simple function") << 0;
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QTest::newRow("single signal/slot") << 1;
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QTest::newRow("multi signal/slot") << 2;
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QTest::newRow("unconnected signal") << 3;
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QTest::newRow("single signal/ptr") << 4;
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QTest::newRow("functor") << 5;
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}
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void QObjectBenchmark::signal_slot_benchmark()
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{
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QFETCH(int, type);
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Object singleObject;
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Object multiObject;
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Functor functor;
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singleObject.setObjectName("single");
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multiObject.setObjectName("multi");
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if (type == 5) {
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QObject::connect(&singleObject, &Object::signal0, functor);
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} else if (type == 4) {
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QObject::connect(&singleObject, &Object::signal0, &singleObject, &Object::slot0);
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} else {
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singleObject.connect(&singleObject, SIGNAL(signal0()), SLOT(slot0()));
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}
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multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(slot0()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal1()));
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multiObject.connect(&multiObject, SIGNAL(signal1()), SLOT(slot1()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal2()));
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multiObject.connect(&multiObject, SIGNAL(signal2()), SLOT(slot2()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal3()));
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multiObject.connect(&multiObject, SIGNAL(signal3()), SLOT(slot3()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal4()));
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multiObject.connect(&multiObject, SIGNAL(signal4()), SLOT(slot4()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal5()));
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multiObject.connect(&multiObject, SIGNAL(signal5()), SLOT(slot5()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal6()));
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multiObject.connect(&multiObject, SIGNAL(signal6()), SLOT(slot6()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal7()));
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multiObject.connect(&multiObject, SIGNAL(signal7()), SLOT(slot7()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal8()));
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multiObject.connect(&multiObject, SIGNAL(signal8()), SLOT(slot8()));
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// multiObject.connect(&multiObject, SIGNAL(signal0()), SLOT(signal9()));
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multiObject.connect(&multiObject, SIGNAL(signal9()), SLOT(slot9()));
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if (type == 0) {
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QBENCHMARK {
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singleObject.slot0();
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}
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} else if (type == 1) {
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QBENCHMARK {
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singleObject.emitSignal0();
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}
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} else if (type == 2) {
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QBENCHMARK {
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multiObject.emitSignal0();
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}
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} else if (type == 3) {
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QBENCHMARK {
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singleObject.emitSignal1();
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}
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} else if (type == 4 || type == 5) {
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QBENCHMARK {
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singleObject.emitSignal0();
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}
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}
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}
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void QObjectBenchmark::signal_many_receivers_data()
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{
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QTest::addColumn<int>("receiverCount");
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QTest::newRow("100 receivers") << 100;
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QTest::newRow("1 000 receivers") << 1000;
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QTest::newRow("10 000 receivers") << 10000;
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}
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void QObjectBenchmark::signal_many_receivers()
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{
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QFETCH(int, receiverCount);
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Object sender;
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std::vector<Object> receivers(receiverCount);
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for (Object &receiver : receivers)
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QObject::connect(&sender, &Object::signal0, &receiver, &Object::slot0);
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QBENCHMARK {
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sender.emitSignal0();
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}
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}
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void QObjectBenchmark::qproperty_benchmark_data()
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{
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QTest::addColumn<QByteArray>("name");
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const QMetaObject *mo = &QTreeView::staticMetaObject;
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for (int i = 0; i < mo->propertyCount(); ++i) {
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QMetaProperty prop = mo->property(i);
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if (prop.isWritable())
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QTest::newRow(prop.name()) << QByteArray(prop.name());
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}
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}
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void QObjectBenchmark::qproperty_benchmark()
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{
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QFETCH(QByteArray, name);
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const char *p = name.constData();
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QTreeView obj;
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QVariant v = obj.property(p);
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QBENCHMARK {
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obj.setProperty(p, v);
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(void)obj.property(p);
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}
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}
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void QObjectBenchmark::dynamic_property_benchmark()
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{
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QTreeView obj;
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QBENCHMARK {
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obj.setProperty("myProperty", 123);
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(void)obj.property("myProperty");
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obj.setProperty("myOtherProperty", 123);
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(void)obj.property("myOtherProperty");
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}
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}
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void QObjectBenchmark::connect_disconnect_benchmark_data()
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{
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QTest::addColumn<int>("type");
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QTest::newRow("normalized signature") << 0;
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QTest::newRow("unormalized signature") << 1;
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QTest::newRow("function pointer") << 2;
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QTest::newRow("normalized signature/handle") << 3;
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QTest::newRow("unormalized signature/handle") << 4;
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QTest::newRow("function pointer/handle") << 5;
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QTest::newRow("functor/handle") << 6;}
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void QObjectBenchmark::connect_disconnect_benchmark()
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{
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QFETCH(int, type);
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switch (type) {
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case 0: {
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QTreeView obj;
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QBENCHMARK {
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QObject::connect (&obj, SIGNAL(viewportEntered()), &obj, SLOT(expandAll()));
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QObject::disconnect(&obj, SIGNAL(viewportEntered()), &obj, SLOT(expandAll()));
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}
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} break;
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case 1: {
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QTreeView obj;
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QBENCHMARK {
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QObject::connect (&obj, SIGNAL(viewportEntered( )), &obj, SLOT(expandAll( ))); // sic: non-normalised
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QObject::disconnect(&obj, SIGNAL(viewportEntered( )), &obj, SLOT(expandAll( ))); // sic: non-normalised
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}
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} break;
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case 2: {
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QTreeView obj;
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QBENCHMARK {
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QObject::connect (&obj, &QAbstractItemView::viewportEntered, &obj, &QTreeView::expandAll);
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QObject::disconnect(&obj, &QAbstractItemView::viewportEntered, &obj, &QTreeView::expandAll);
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}
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} break;
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case 3: {
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QTreeView obj;
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QBENCHMARK {
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QObject::disconnect(QObject::connect(&obj, SIGNAL(viewportEntered()), &obj, SLOT(expandAll())));
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}
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} break;
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case 4: {
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QTreeView obj;
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QBENCHMARK {
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QObject::disconnect(QObject::connect(&obj, SIGNAL(viewportEntered( )), &obj, SLOT(expandAll( )))); // sic: non-normalised
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}
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} break;
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case 5: {
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QTreeView obj;
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QBENCHMARK {
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QObject::disconnect(QObject::connect(&obj, &QAbstractItemView::viewportEntered, &obj, &QTreeView::expandAll));
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}
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} break;
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case 6: {
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QTreeView obj;
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Functor functor;
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QBENCHMARK {
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QObject::disconnect(QObject::connect(&obj, &QAbstractItemView::viewportEntered, functor));
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}
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} break;
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}
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}
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void QObjectBenchmark::receiver_destroyed_benchmark()
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{
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Object sender;
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QBENCHMARK {
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Object receiver;
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QObject::connect(&sender, &Object::signal0, &receiver, &Object::slot0);
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}
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}
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QTEST_MAIN(QObjectBenchmark)
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#include "main.moc"
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