katie/tests/auto/qscrollarea/tst_qscrollarea.cpp
Ivailo Monev b230a5f32b add QScrollArea test
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2022-02-25 20:45:18 +02:00

126 lines
3.2 KiB
C++

/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Copyright (C) 2016 Ivailo Monev
**
** This file is part of the test suite of the Katie Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
**
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <qcoreapplication.h>
#include <qdebug.h>
#include <qscrollarea.h>
#include <qlayout.h>
// TESTED_CLASS=
// TESTED_FILES=
class tst_QScrollArea : public QObject
{
Q_OBJECT
public:
tst_QScrollArea();
virtual ~tst_QScrollArea();
private slots:
void getSetCheck();
void checkHFW_Task_197736();
};
tst_QScrollArea::tst_QScrollArea()
{
}
tst_QScrollArea::~tst_QScrollArea()
{
}
// Testing get/set functions
void tst_QScrollArea::getSetCheck()
{
QScrollArea obj1;
// QWidget * QScrollArea::widget()
// void QScrollArea::setWidget(QWidget *)
QWidget *var1 = new QWidget();
obj1.setWidget(var1);
QCOMPARE(var1, obj1.widget());
obj1.setWidget((QWidget *)0);
QCOMPARE(var1, obj1.widget()); // Cannot set a 0-widget. Old widget returned
// delete var1; // No delete, since QScrollArea takes ownership
// bool QScrollArea::widgetResizable()
// void QScrollArea::setWidgetResizable(bool)
obj1.setWidgetResizable(false);
QCOMPARE(false, obj1.widgetResizable());
obj1.setWidgetResizable(true);
QCOMPARE(true, obj1.widgetResizable());
}
class HFWWidget : public QWidget
{
public:
HFWWidget();
int heightForWidth(int w) const;
};
HFWWidget::HFWWidget()
: QWidget()
{
setMinimumSize(QSize(100,50));
QSizePolicy s = sizePolicy();
s.setHeightForWidth(true);
setSizePolicy(s);
}
int HFWWidget::heightForWidth(int w) const
{
// Mimic a label - the narrower we are, the taller we have to be
if (w > 0)
return 40000 / w;
else
return 40000;
}
void tst_QScrollArea::checkHFW_Task_197736()
{
QScrollArea scrollArea;
HFWWidget *w = new HFWWidget;
scrollArea.resize(200,100);
scrollArea.show();
scrollArea.setWidgetResizable(true);
scrollArea.setWidget(w);
// at 200x100px, we expect HFW to be 200px tall, not 100px
QVERIFY(w->height() >= 200);
// at 200x300px, we expect HFW to be 300px tall (the heightForWidth is a min, not prescribed)
scrollArea.resize(QSize(200, 300));
QVERIFY(w->height() >= 250); // 50px for a fudge factor (size of frame margins/scrollbars etc)
// make sure this only happens with widget resizable
scrollArea.setWidgetResizable(false);
scrollArea.resize(QSize(100,100));
w->resize(QSize(200,200));
QVERIFY(w->width() == 200);
QVERIFY(w->height() == 200);
}
QTEST_MAIN(tst_QScrollArea)
#include "moc_tst_qscrollarea.cpp"