6ae7a02104
Remove around 1000 compiler warnings about missing overrides in our auto tests. This significantly reduce the compiler warning noise in our auto tests, so that one can actually better see the real problems inbetween. Change-Id: Id0c04dba43fcaf55d8cd2b5c6697358857c31bf9 Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>
382 lines
12 KiB
C++
382 lines
12 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.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 <QLineEdit>
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#include <QLabel>
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#include <QStackedLayout>
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#include <qapplication.h>
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#include <qwidget.h>
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#include <QPushButton>
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class tst_QStackedLayout : public QObject
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{
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Q_OBJECT
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public:
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tst_QStackedLayout();
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private slots:
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void init();
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void cleanup();
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void getSetCheck();
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void testCase();
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void deleteCurrent();
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void removeWidget();
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void keepFocusAfterSetCurrent();
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void heigthForWidth();
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void replaceWidget();
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private:
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QWidget *testWidget;
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};
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// Testing get/set functions
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void tst_QStackedLayout::getSetCheck()
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{
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QStackedLayout obj1;
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// int QStackedLayout::currentIndex()
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// void QStackedLayout::setCurrentIndex(int)
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obj1.setCurrentIndex(0);
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QCOMPARE(-1, obj1.currentIndex());
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obj1.setCurrentIndex(INT_MIN);
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QCOMPARE(-1, obj1.currentIndex());
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obj1.setCurrentIndex(INT_MAX);
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QCOMPARE(-1, obj1.currentIndex());
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// QWidget * QStackedLayout::currentWidget()
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// void QStackedLayout::setCurrentWidget(QWidget *)
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QWidget *var2 = new QWidget();
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obj1.addWidget(var2);
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obj1.setCurrentWidget(var2);
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QCOMPARE(var2, obj1.currentWidget());
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obj1.setCurrentWidget((QWidget *)0);
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QCOMPARE(obj1.currentWidget(), var2);
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delete var2;
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}
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tst_QStackedLayout::tst_QStackedLayout()
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: testWidget(0)
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{
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}
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void tst_QStackedLayout::init()
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{
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if (QGuiApplication::platformName().startsWith(QLatin1String("wayland"), Qt::CaseInsensitive))
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QSKIP("Wayland: This fails. Figure out why.");
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if (testWidget) {
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delete testWidget;
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testWidget = 0;
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}
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testWidget = new QWidget(0);
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testWidget->resize( 200, 200 );
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testWidget->show();
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// make sure the tests work with focus follows mouse
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QCursor::setPos(testWidget->geometry().center());
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testWidget->activateWindow();
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QVERIFY(QTest::qWaitForWindowActive(testWidget));
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}
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void tst_QStackedLayout::cleanup()
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{
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delete testWidget;
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testWidget = 0;
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}
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void tst_QStackedLayout::testCase()
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{
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QStackedLayout onStack(testWidget);
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QStackedLayout *testLayout = &onStack;
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testWidget->setLayout(testLayout);
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QSignalSpy spy(testLayout,SIGNAL(currentChanged(int)));
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// Nothing in layout
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QCOMPARE(testLayout->currentIndex(), -1);
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QCOMPARE(testLayout->currentWidget(), nullptr);
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QCOMPARE(testLayout->count(), 0);
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// One widget added to layout
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QWidget *w1 = new QWidget(testWidget);
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testLayout->addWidget(w1);
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QCOMPARE(spy.count(), 1);
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QCOMPARE(spy.at(0).at(0).toInt(), 0);
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spy.clear();
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QCOMPARE(testLayout->currentIndex(), 0);
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QCOMPARE(testLayout->currentWidget(), w1);
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QCOMPARE(testLayout->count(), 1);
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// Another widget added to layout
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QWidget *w2 = new QWidget(testWidget);
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testLayout->addWidget(w2);
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QCOMPARE(testLayout->currentIndex(), 0);
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QCOMPARE(testLayout->currentWidget(), w1);
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QCOMPARE(testLayout->indexOf(w2), 1);
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QCOMPARE(testLayout->count(), 2);
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// Change the current index
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testLayout->setCurrentIndex(1);
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QCOMPARE(spy.count(), 1);
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QCOMPARE(spy.at(0).at(0).toInt(), 1);
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spy.clear();
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QCOMPARE(testLayout->currentIndex(), 1);
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QCOMPARE(testLayout->currentWidget(), w2);
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// First widget removed from layout
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testLayout->removeWidget(w1);
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QCOMPARE(testLayout->currentIndex(), 0);
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QCOMPARE(testLayout->currentWidget(), w2);
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QCOMPARE(testLayout->count(), 1);
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// Second widget removed from layout; back to nothing
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testLayout->removeWidget(w2);
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QCOMPARE(spy.count(), 1);
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QCOMPARE(spy.at(0).at(0).toInt(), -1);
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spy.clear();
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QCOMPARE(testLayout->currentIndex(), -1);
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QCOMPARE(testLayout->currentWidget(), nullptr);
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QCOMPARE(testLayout->count(), 0);
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// Another widget inserted at current index.
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// Current index should become current index + 1, but the
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// current widget should stay the same
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testLayout->addWidget(w1);
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QCOMPARE(testLayout->currentIndex(), 0);
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QCOMPARE(testLayout->currentWidget(), w1);
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testLayout->insertWidget(0, w2);
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QCOMPARE(testLayout->currentIndex(), 1);
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QCOMPARE(testLayout->currentWidget(), w1);
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QVERIFY(w1->isVisible());
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QVERIFY(!w2->isVisible());
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testLayout->setCurrentWidget(w2);
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// Another widget added, so we have: w2, w1, w3 with w2 current
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QWidget *w3 = new QWidget(testWidget);
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testLayout->addWidget(w3);
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QCOMPARE(testLayout->indexOf(w2), 0);
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QCOMPARE(testLayout->indexOf(w1), 1);
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QCOMPARE(testLayout->indexOf(w3), 2);
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// Set index to 1 and remove that widget (w1).
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// Then, current index should still be 1, but w3
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// should be the new current widget.
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testLayout->setCurrentIndex(1);
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testLayout->removeWidget(w1);
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QCOMPARE(testLayout->currentIndex(), 1);
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QCOMPARE(testLayout->currentWidget(), w3);
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QVERIFY(w3->isVisible());
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// Remove the current widget (w3).
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// Since it's the last one in the list, current index should now
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// become 0 and w2 becomes the current widget.
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testLayout->removeWidget(w3);
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QCOMPARE(testLayout->currentIndex(), 0);
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QCOMPARE(testLayout->currentWidget(), w2);
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QVERIFY(w2->isVisible());
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// Make sure index is decremented when we remove a widget at index < current index
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testLayout->addWidget(w1);
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testLayout->addWidget(w3);
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testLayout->setCurrentIndex(2);
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testLayout->removeWidget(w2); // At index 0
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QCOMPARE(testLayout->currentIndex(), 1);
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QCOMPARE(testLayout->currentWidget(), w3);
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QVERIFY(w3->isVisible());
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testLayout->removeWidget(w1); // At index 0
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QCOMPARE(testLayout->currentIndex(), 0);
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QCOMPARE(testLayout->currentWidget(), w3);
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QVERIFY(w3->isVisible());
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testLayout->removeWidget(w3);
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QCOMPARE(testLayout->currentIndex(), -1);
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QCOMPARE(testLayout->currentWidget(), nullptr);
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}
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void tst_QStackedLayout::deleteCurrent()
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{
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QStackedLayout *testLayout = new QStackedLayout(testWidget);
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QWidget *w1 = new QWidget;
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testLayout->addWidget(w1);
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QWidget *w2 = new QWidget;
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testLayout->addWidget(w2);
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QCOMPARE(testLayout->currentWidget(), w1);
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delete testLayout->currentWidget();
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QCOMPARE(testLayout->currentWidget(), w2);
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}
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void tst_QStackedLayout::removeWidget()
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{
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if (testWidget->layout()) delete testWidget->layout();
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QVBoxLayout *vbox = new QVBoxLayout(testWidget);
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QPushButton *top = new QPushButton("top", testWidget); //add another widget that can receive focus
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top->setObjectName("top");
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vbox->addWidget(top);
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QStackedLayout *testLayout = new QStackedLayout();
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QPushButton *w1 = new QPushButton("1st", testWidget);
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w1->setObjectName("1st");
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testLayout->addWidget(w1);
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QPushButton *w2 = new QPushButton("2nd", testWidget);
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w2->setObjectName("2nd");
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testLayout->addWidget(w2);
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vbox->addLayout(testLayout);
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top->setFocus();
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top->activateWindow();
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QTRY_COMPARE(QApplication::focusWidget(), top);
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// focus should stay at the 'top' widget
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testLayout->removeWidget(w1);
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QCOMPARE(QApplication::focusWidget(), top);
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}
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class LineEdit : public QLineEdit
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{
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public:
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LineEdit() : hasFakeEditFocus(false)
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{ }
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bool hasFakeEditFocus;
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protected:
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bool isSingleFocusWidget() const
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{
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const QWidget *w = this;
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while ((w = w->nextInFocusChain()) != this) {
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if (w->isVisible() && static_cast<const QWidget*>(w->focusProxy()) != this
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&& w->focusPolicy() & Qt::TabFocus) {
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return false;
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}
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}
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return true;
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}
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void focusInEvent(QFocusEvent *event) override
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{
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QLineEdit::focusInEvent(event);
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hasFakeEditFocus = isSingleFocusWidget();
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}
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void focusOutEvent(QFocusEvent *event) override
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{
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hasFakeEditFocus = false;
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QLineEdit::focusOutEvent(event);
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}
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};
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void tst_QStackedLayout::keepFocusAfterSetCurrent()
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{
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if (testWidget->layout()) delete testWidget->layout();
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QStackedLayout *stackLayout = new QStackedLayout(testWidget);
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testWidget->setFocusPolicy(Qt::NoFocus);
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LineEdit *edit1 = new LineEdit;
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LineEdit *edit2 = new LineEdit;
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stackLayout->addWidget(edit1);
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stackLayout->addWidget(edit2);
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stackLayout->setCurrentIndex(0);
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testWidget->show();
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QApplication::setActiveWindow(testWidget);
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QVERIFY(QTest::qWaitForWindowActive(testWidget));
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edit1->setFocus();
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edit1->activateWindow();
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QTRY_VERIFY(edit1->hasFocus());
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stackLayout->setCurrentIndex(1);
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QVERIFY(!edit1->hasFocus());
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QVERIFY(edit2->hasFocus());
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QVERIFY(edit2->hasFakeEditFocus);
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}
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void tst_QStackedLayout::heigthForWidth()
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{
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if (testWidget->layout()) delete testWidget->layout();
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QStackedLayout *stackLayout = new QStackedLayout(testWidget);
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QLabel *shortLabel = new QLabel("This is a short text.");
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shortLabel->setWordWrap(true);
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stackLayout->addWidget(shortLabel);
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QLabel *longLabel = new QLabel("Write code once to target multiple platforms\n"
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"Qt allows you to write advanced applications and UIs once, "
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"and deploy them across desktop and embedded operating systems "
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"without rewriting the source code saving time and development cost.\n\n"
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"Create amazing user experiences\n"
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"Whether you prefer C++ or JavaScript, Qt provides the building blocks - "
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"a broad set of customizable widgets, graphics canvas, style engine "
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"and more that you need to build modern user interfaces. "
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"Incorporate 3D graphics, multimedia audio or video, visual effects, "
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"and animations to set your application apart from the competition.");
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longLabel->setWordWrap(true);
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stackLayout->addWidget(longLabel);
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stackLayout->setCurrentIndex(0);
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int hfw_index0 = stackLayout->heightForWidth(200);
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stackLayout->setCurrentIndex(1);
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QCOMPARE(stackLayout->heightForWidth(200), hfw_index0);
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}
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void tst_QStackedLayout::replaceWidget()
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{
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QWidget w;
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QStackedLayout *stackLayout = new QStackedLayout(&w);
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QLineEdit *replaceFrom = new QLineEdit;
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QLineEdit *replaceTo = new QLineEdit;
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stackLayout->addWidget(new QLineEdit());
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stackLayout->addWidget(replaceFrom);
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stackLayout->addWidget(new QLineEdit());
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stackLayout->setCurrentWidget(replaceFrom);
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QCOMPARE(stackLayout->indexOf(replaceFrom), 1);
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QCOMPARE(stackLayout->indexOf(replaceTo), -1);
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delete stackLayout->replaceWidget(replaceFrom, replaceTo);
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QCOMPARE(stackLayout->indexOf(replaceFrom), -1);
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QCOMPARE(stackLayout->indexOf(replaceTo), 1);
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QCOMPARE(stackLayout->currentWidget(), replaceTo);
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}
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QTEST_MAIN(tst_QStackedLayout)
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#include "tst_qstackedlayout.moc"
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