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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QTest>
#include <QStyleOption>
class tst_QStyleOption: public QObject
{
Q_OBJECT
private slots:
void qstyleoptioncast_data();
void qstyleoptioncast();
};
// Just a simple container for QStyleOption-pointer
struct StyleOptionPointerBase
{
QStyleOption *pointer;
StyleOptionPointerBase(QStyleOption *p = nullptr) : pointer(p) { }
virtual ~StyleOptionPointerBase() { pointer = nullptr; }
};
template <typename T>
struct StyleOptionPointer: public StyleOptionPointerBase
{
StyleOptionPointer(T *p = nullptr): StyleOptionPointerBase(p) {}
~StyleOptionPointer() { delete static_cast<T *>(pointer); pointer = nullptr; }
};
Q_DECLARE_METATYPE(StyleOptionPointerBase*)
template <typename T>
inline StyleOptionPointerBase *stylePtr(T *ptr) { return new StyleOptionPointer<T>(ptr); }
void tst_QStyleOption::qstyleoptioncast_data()
{
QTest::addColumn<StyleOptionPointerBase *>("testOption");
QTest::addColumn<bool>("canCastToComplex");
QTest::addColumn<int>("type");
QTest::newRow("optionDefault") << stylePtr(new QStyleOption) << false << int(QStyleOption::SO_Default);
QTest::newRow("optionButton") << stylePtr(new QStyleOptionButton) << false << int(QStyleOption::SO_Button);
QTest::newRow("optionComboBox") << stylePtr(new QStyleOptionComboBox) << true << int(QStyleOption::SO_ComboBox);
QTest::newRow("optionComplex") << stylePtr(new QStyleOptionComplex) << true << int(QStyleOption::SO_Complex);
QTest::newRow("optionDockWidget") << stylePtr(new QStyleOptionDockWidget) << false << int(QStyleOption::SO_DockWidget);
QTest::newRow("optionFocusRect") << stylePtr(new QStyleOptionFocusRect) << false << int(QStyleOption::SO_FocusRect);
QTest::newRow("optionFrame") << stylePtr(new QStyleOptionFrame) << false << int(QStyleOption::SO_Frame);
QTest::newRow("optionHeader") << stylePtr(new QStyleOptionHeader) << false << int(QStyleOption::SO_Header);
QTest::newRow("optionMenuItem") << stylePtr(new QStyleOptionMenuItem) << false << int(QStyleOption::SO_MenuItem);
QTest::newRow("optionProgressBar") << stylePtr(new QStyleOptionProgressBar) << false << int(QStyleOption::SO_ProgressBar);
QTest::newRow("optionSlider") << stylePtr(new QStyleOptionSlider) << true << int(QStyleOption::SO_Slider);
QTest::newRow("optionSpinBox") << stylePtr(new QStyleOptionSpinBox) << true << int(QStyleOption::SO_SpinBox);
QTest::newRow("optionTab") << stylePtr(new QStyleOptionTab) << false << int(QStyleOption::SO_Tab);
QTest::newRow("optionTitleBar") << stylePtr(new QStyleOptionTitleBar) << true << int(QStyleOption::SO_TitleBar);
QTest::newRow("optionToolBox") << stylePtr(new QStyleOptionToolBox) << false << int(QStyleOption::SO_ToolBox);
QTest::newRow("optionToolButton") << stylePtr(new QStyleOptionToolButton) << true << int(QStyleOption::SO_ToolButton);
QTest::newRow("optionViewItem") << stylePtr(new QStyleOptionViewItem) << false << int(QStyleOption::SO_ViewItem);
QTest::newRow("optionGraphicsItem") << stylePtr(new QStyleOptionGraphicsItem) << false << int(QStyleOption::SO_GraphicsItem);
}
void tst_QStyleOption::qstyleoptioncast()
{
QFETCH(StyleOptionPointerBase *, testOption);
QFETCH(bool, canCastToComplex);
QFETCH(int, type);
QVERIFY(testOption->pointer != nullptr);
QCOMPARE(testOption->pointer->type, type);
// Cast to common base class
QStyleOption *castOption = qstyleoption_cast<QStyleOption*>(testOption->pointer);
QVERIFY(castOption != nullptr);
// Cast to complex base class
castOption = qstyleoption_cast<QStyleOptionComplex*>(testOption->pointer);
QCOMPARE(canCastToComplex, (castOption != nullptr));
// Cast to combo box
castOption = qstyleoption_cast<QStyleOptionComboBox*>(testOption->pointer);
QCOMPARE((castOption != nullptr),(testOption->pointer->type == QStyleOption::SO_ComboBox));
// Cast to button
castOption = qstyleoption_cast<QStyleOptionButton*>(testOption->pointer);
QCOMPARE((castOption != nullptr),(testOption->pointer->type == QStyleOption::SO_Button));
// Cast to lower version
testOption->pointer->version += 1;
castOption = qstyleoption_cast<QStyleOption*>(testOption->pointer);
QVERIFY(castOption);
// Cast a null pointer
castOption = qstyleoption_cast<QStyleOption*>((QStyleOption*)0);
QCOMPARE(castOption, nullptr);
// Deallocate
delete testOption;
}
QTEST_MAIN(tst_QStyleOption)
#include "tst_qstyleoption.moc"
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