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Diffstat (limited to 'tests/benchmarks/startup/startup_bench.cpp')
-rw-r--r-- | tests/benchmarks/startup/startup_bench.cpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/tests/benchmarks/startup/startup_bench.cpp b/tests/benchmarks/startup/startup_bench.cpp new file mode 100644 index 00000000..4127f8d0 --- /dev/null +++ b/tests/benchmarks/startup/startup_bench.cpp @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qtquickcontrolsapplication.h" +#include <QtQml/QQmlApplicationEngine> +#include <QtCore/QElapsedTimer> +#include <functional> + +int runBenchmark(std::function<int()> f) { + { + QElapsedTimer t; + t.start(); + int r = f(); + if (r == 0) + printf("%d,", static_cast<int>(t.elapsed())); + else + return r; + } + + { + QElapsedTimer t; + t.start(); + int r = f(); + if (r == 0) + printf("%d\n", static_cast<int>(t.elapsed())); + else + return r; + } + + return 0; +} + + +int main(int argc, char *argv[]) +{ + QtQuickControlsApplication app(argc, argv); + + auto startup = [&app]() { + QQmlApplicationEngine engine(QUrl("qrc:/main.qml")); + QObject::connect(&engine, &QQmlApplicationEngine::quit, + QCoreApplication::instance(), &QCoreApplication::quit); + engine.load(QUrl("qrc:/timer.qml")); + if (engine.rootObjects().size() != 2) + return -1; + return app.exec(); + }; + + return runBenchmark(startup); +} |