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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qtest.h>
#include <QtCore/qdir.h>
#include <QtCore/qfile.h>
#include <QtCore/qtextstream.h>
#include <QtScript/qscriptengine.h>
#include <QtScript/qscriptvalue.h>
#include "context2d.h"
#include "environment.h"
#include "qcontext2dcanvas.h"
static QString readFile(const QString &filename)
{
QFile file(filename);
if (!file.open(QFile::ReadOnly))
return QString();
QTextStream stream(&file);
stream.setCodec("UTF-8");
return stream.readAll();
}
class tst_Context2D : public QObject
{
Q_OBJECT
public:
tst_Context2D();
~tst_Context2D();
private slots:
void singleExecution_data();
void singleExecution();
void repeatedExecution_data();
void repeatedExecution();
private:
void newEnvironment();
private:
QDir testsDir;
Environment *m_env;
QContext2DCanvas *m_canvas;
};
tst_Context2D::tst_Context2D()
: m_env(0), m_canvas(0)
{
testsDir = QDir(":/scripts");
if (!testsDir.exists())
qWarning("*** no scripts/ dir!");
}
tst_Context2D::~tst_Context2D()
{
delete m_canvas;
delete m_env;
}
void tst_Context2D::newEnvironment()
{
delete m_canvas;
delete m_env;
m_env = new Environment();
Context2D *context = new Context2D(m_env);
context->setSize(150, 150); // Hard-coded in many of the scripts.
m_canvas = new QContext2DCanvas(context, m_env);
m_canvas->setFixedSize(context->size());
m_canvas->setObjectName("tutorial"); // Acts as the DOM element ID.
m_env->addCanvas(m_canvas);
}
void tst_Context2D::singleExecution_data()
{
QTest::addColumn<QString>("testName");
const QFileInfoList testFileInfos = testsDir.entryInfoList(QStringList() << "*.js", QDir::Files);
for (const QFileInfo &tfi : testFileInfos) {
QString name = tfi.baseName();
QTest::newRow(name.toLatin1().constData()) << name;
}
}
void tst_Context2D::singleExecution()
{
QFETCH(QString, testName);
QString script = readFile(testsDir.absoluteFilePath(testName + ".js"));
QVERIFY(!script.isEmpty());
newEnvironment();
QBENCHMARK {
m_env->evaluate(script, testName);
// Some of the scripts (e.g. plasma.js) merely start a timer and do
// the actual drawing in the timer event. Trigger the timers now to
// ensure that the real work is done.
m_env->triggerTimers();
}
QVERIFY(!m_env->engine()->hasUncaughtException());
}
void tst_Context2D::repeatedExecution_data()
{
// We look for scripts that register an interval timer.
// Such scripts run a function every n milliseconds to update the canvas.
// The benchmark will execute this function repeatedly, which can allow
// us to observe potential effects of profiling-based JIT optimizations.
QTest::addColumn<QString>("testName");
QTest::addColumn<QString>("script");
const QFileInfoList testFileInfos = testsDir.entryInfoList(QStringList() << "*.js", QDir::Files);
for (const QFileInfo &tfi : testFileInfos) {
QString script = readFile(tfi.absoluteFilePath());
QString name = tfi.baseName();
newEnvironment();
m_env->evaluate(script, name);
if (m_env->engine()->hasUncaughtException())
continue;
if (m_env->hasIntervalTimers())
QTest::newRow(name.toLatin1().constData()) << name << script;
}
}
void tst_Context2D::repeatedExecution()
{
QFETCH(QString, testName);
QFETCH(QString, script);
newEnvironment();
m_env->evaluate(script, testName);
QBENCHMARK {
// Trigger the update function repeatedly, effectively
// performing several frames of animation.
for (int i = 0; i < 16; ++i)
m_env->triggerTimers();
}
QVERIFY(!m_env->engine()->hasUncaughtException());
}
QTEST_MAIN(tst_Context2D)
#include "tst_context2d.moc"
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