diff options
Diffstat (limited to 'tests/benchmarks/widgets/itemviews/qlistview/tst_qlistview.cpp')
-rw-r--r-- | tests/benchmarks/widgets/itemviews/qlistview/tst_qlistview.cpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/tests/benchmarks/widgets/itemviews/qlistview/tst_qlistview.cpp b/tests/benchmarks/widgets/itemviews/qlistview/tst_qlistview.cpp new file mode 100644 index 0000000000..01496743c2 --- /dev/null +++ b/tests/benchmarks/widgets/itemviews/qlistview/tst_qlistview.cpp @@ -0,0 +1,68 @@ +/**************************************************************************** +** +** 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" |