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