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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qtest.h>
#include <QListView>
#include <QStandardItemModel>
class tst_QListView : public QObject
{
Q_OBJECT
public:
tst_QListView() = default;
virtual ~tst_QListView() = default;
private slots:
void benchSetCurrentIndex();
};
void tst_QListView::benchSetCurrentIndex()
{
QStandardItemModel sm(50000, 1);
QListView lv;
lv.setModel(&sm);
const int rc = lv.model()->rowCount();
for (int i = 0; i < rc; i+= 100)
lv.setRowHidden(i, true);
lv.setCurrentIndex(lv.model()->index(0, 0, QModelIndex()));
lv.show();
QVERIFY(QTest::qWaitForWindowExposed(&lv));
QBENCHMARK_ONCE {
while (lv.currentIndex().row() < rc - 20)
lv.setCurrentIndex(lv.model()->index(lv.currentIndex().row() + 17,
lv.currentIndex().column(),
QModelIndex()));
}
}
QTEST_MAIN(tst_QListView)
#include "tst_qlistview.moc"
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