qt5base-lts/tests/auto/qidentityproxymodel/tst_qidentityproxymodel.cpp

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/****************************************************************************
**
** Copyright (C) 2011 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Stephen Kelly <stephen.kelly@kdab.com>
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt 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.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include "../../shared/util.h"
#include <QtCore>
#include <QtGui>
#include "dynamictreemodel.h"
#include "qidentityproxymodel.h"
//TESTED CLASS=
//TESTED_FILES=
Q_DECLARE_METATYPE(QModelIndex)
class tst_QIdentityProxyModel : public QObject
{
Q_OBJECT
public:
tst_QIdentityProxyModel();
virtual ~tst_QIdentityProxyModel();
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void insertRows();
void removeRows();
void moveRows();
void reset();
protected:
void verifyIdentity(QAbstractItemModel *model, const QModelIndex &parent = QModelIndex());
private:
QStandardItemModel *m_model;
QIdentityProxyModel *m_proxy;
};
tst_QIdentityProxyModel::tst_QIdentityProxyModel()
: m_model(0), m_proxy(0)
{
}
tst_QIdentityProxyModel::~tst_QIdentityProxyModel()
{
}
void tst_QIdentityProxyModel::initTestCase()
{
qRegisterMetaType<QModelIndex>("QModelIndex");
m_model = new QStandardItemModel(0, 1);
m_proxy = new QIdentityProxyModel();
}
void tst_QIdentityProxyModel::cleanupTestCase()
{
delete m_proxy;
delete m_model;
}
void tst_QIdentityProxyModel::init()
{
}
void tst_QIdentityProxyModel::cleanup()
{
m_model->clear();
m_model->insertColumns(0, 1);
}
void tst_QIdentityProxyModel::verifyIdentity(QAbstractItemModel *model, const QModelIndex &parent)
{
const int rows = model->rowCount(parent);
const int columns = model->columnCount(parent);
const QModelIndex proxyParent = m_proxy->mapFromSource(parent);
QVERIFY(m_proxy->mapToSource(proxyParent) == parent);
QVERIFY(rows == m_proxy->rowCount(proxyParent));
QVERIFY(columns == m_proxy->columnCount(proxyParent));
for (int row = 0; row < rows; ++row) {
for (int column = 0; column < columns; ++column) {
const QModelIndex idx = model->index(row, column, parent);
const QModelIndex proxyIdx = m_proxy->mapFromSource(idx);
QVERIFY(proxyIdx.model() == m_proxy);
QVERIFY(m_proxy->mapToSource(proxyIdx) == idx);
QVERIFY(proxyIdx.isValid());
QVERIFY(proxyIdx.row() == row);
QVERIFY(proxyIdx.column() == column);
QVERIFY(proxyIdx.parent() == proxyParent);
QVERIFY(proxyIdx.data() == idx.data());
QVERIFY(proxyIdx.flags() == idx.flags());
const int childCount = m_proxy->rowCount(proxyIdx);
const bool hasChildren = m_proxy->hasChildren(proxyIdx);
QVERIFY(model->hasChildren(idx) == hasChildren);
QVERIFY((childCount > 0) == hasChildren);
if (hasChildren)
verifyIdentity(model, idx);
}
}
}
/*
tests
*/
void tst_QIdentityProxyModel::insertRows()
{
QStandardItem *parentItem = m_model->invisibleRootItem();
for (int i = 0; i < 4; ++i) {
QStandardItem *item = new QStandardItem(QString("item %0").arg(i));
parentItem->appendRow(item);
parentItem = item;
}
m_proxy->setSourceModel(m_model);
verifyIdentity(m_model);
QSignalSpy modelBeforeSpy(m_model, SIGNAL(rowsAboutToBeInserted(QModelIndex,int,int)));
QSignalSpy modelAfterSpy(m_model, SIGNAL(rowsInserted(QModelIndex,int,int)));
QSignalSpy proxyBeforeSpy(m_proxy, SIGNAL(rowsAboutToBeInserted(QModelIndex,int,int)));
QSignalSpy proxyAfterSpy(m_proxy, SIGNAL(rowsInserted(QModelIndex,int,int)));
QStandardItem *item = new QStandardItem(QString("new item"));
parentItem->appendRow(item);
QVERIFY(modelBeforeSpy.size() == 1 && 1 == proxyBeforeSpy.size());
QVERIFY(modelAfterSpy.size() == 1 && 1 == proxyAfterSpy.size());
QVERIFY(modelBeforeSpy.first().first().value<QModelIndex>() == m_proxy->mapToSource(proxyBeforeSpy.first().first().value<QModelIndex>()));
QVERIFY(modelBeforeSpy.first().at(1) == proxyBeforeSpy.first().at(1));
QVERIFY(modelBeforeSpy.first().at(2) == proxyBeforeSpy.first().at(2));
QVERIFY(modelAfterSpy.first().first().value<QModelIndex>() == m_proxy->mapToSource(proxyAfterSpy.first().first().value<QModelIndex>()));
QVERIFY(modelAfterSpy.first().at(1) == proxyAfterSpy.first().at(1));
QVERIFY(modelAfterSpy.first().at(2) == proxyAfterSpy.first().at(2));
verifyIdentity(m_model);
}
void tst_QIdentityProxyModel::removeRows()
{
QStandardItem *parentItem = m_model->invisibleRootItem();
for (int i = 0; i < 4; ++i) {
QStandardItem *item = new QStandardItem(QString("item %0").arg(i));
parentItem->appendRow(item);
parentItem = item;
}
m_proxy->setSourceModel(m_model);
verifyIdentity(m_model);
QSignalSpy modelBeforeSpy(m_model, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)));
QSignalSpy modelAfterSpy(m_model, SIGNAL(rowsRemoved(QModelIndex,int,int)));
QSignalSpy proxyBeforeSpy(m_proxy, SIGNAL(rowsAboutToBeRemoved(QModelIndex,int,int)));
QSignalSpy proxyAfterSpy(m_proxy, SIGNAL(rowsRemoved(QModelIndex,int,int)));
const QModelIndex topLevel = m_model->index(0, 0, QModelIndex());
const QModelIndex secondLevel = m_model->index(0, 0, topLevel);
const QModelIndex thirdLevel = m_model->index(0, 0, secondLevel);
QVERIFY(thirdLevel.isValid());
m_model->removeRow(0, secondLevel);
QVERIFY(modelBeforeSpy.size() == 1 && 1 == proxyBeforeSpy.size());
QVERIFY(modelAfterSpy.size() == 1 && 1 == proxyAfterSpy.size());
QVERIFY(modelBeforeSpy.first().first().value<QModelIndex>() == m_proxy->mapToSource(proxyBeforeSpy.first().first().value<QModelIndex>()));
QVERIFY(modelBeforeSpy.first().at(1) == proxyBeforeSpy.first().at(1));
QVERIFY(modelBeforeSpy.first().at(2) == proxyBeforeSpy.first().at(2));
QVERIFY(modelAfterSpy.first().first().value<QModelIndex>() == m_proxy->mapToSource(proxyAfterSpy.first().first().value<QModelIndex>()));
QVERIFY(modelAfterSpy.first().at(1) == proxyAfterSpy.first().at(1));
QVERIFY(modelAfterSpy.first().at(2) == proxyAfterSpy.first().at(2));
verifyIdentity(m_model);
}
void tst_QIdentityProxyModel::moveRows()
{
DynamicTreeModel model;
{
ModelInsertCommand insertCommand(&model);
insertCommand.setStartRow(0);
insertCommand.setEndRow(9);
insertCommand.doCommand();
}
{
ModelInsertCommand insertCommand(&model);
insertCommand.setAncestorRowNumbers(QList<int>() << 5);
insertCommand.setStartRow(0);
insertCommand.setEndRow(9);
insertCommand.doCommand();
}
m_proxy->setSourceModel(&model);
verifyIdentity(&model);
QSignalSpy modelBeforeSpy(&model, SIGNAL(rowsAboutToBeMoved(QModelIndex,int,int,QModelIndex,int)));
QSignalSpy modelAfterSpy(&model, SIGNAL(rowsMoved(QModelIndex,int,int,QModelIndex,int)));
QSignalSpy proxyBeforeSpy(m_proxy, SIGNAL(rowsAboutToBeMoved(QModelIndex,int,int,QModelIndex,int)));
QSignalSpy proxyAfterSpy(m_proxy, SIGNAL(rowsMoved(QModelIndex,int,int,QModelIndex,int)));
{
ModelMoveCommand moveCommand(&model, 0);
moveCommand.setAncestorRowNumbers(QList<int>() << 5);
moveCommand.setStartRow(3);
moveCommand.setEndRow(4);
moveCommand.setDestRow(1);
moveCommand.doCommand();
}
QVERIFY(modelBeforeSpy.size() == 1 && 1 == proxyBeforeSpy.size());
QVERIFY(modelAfterSpy.size() == 1 && 1 == proxyAfterSpy.size());
QVERIFY(modelBeforeSpy.first().first().value<QModelIndex>() == m_proxy->mapToSource(proxyBeforeSpy.first().first().value<QModelIndex>()));
QVERIFY(modelBeforeSpy.first().at(1) == proxyBeforeSpy.first().at(1));
QVERIFY(modelBeforeSpy.first().at(2) == proxyBeforeSpy.first().at(2));
QVERIFY(modelBeforeSpy.first().at(3).value<QModelIndex>() == m_proxy->mapToSource(proxyBeforeSpy.first().at(3).value<QModelIndex>()));
QVERIFY(modelBeforeSpy.first().at(4) == proxyBeforeSpy.first().at(4));
QVERIFY(modelAfterSpy.first().first().value<QModelIndex>() == m_proxy->mapToSource(proxyAfterSpy.first().first().value<QModelIndex>()));
QVERIFY(modelAfterSpy.first().at(1) == proxyAfterSpy.first().at(1));
QVERIFY(modelAfterSpy.first().at(2) == proxyAfterSpy.first().at(2));
QVERIFY(modelAfterSpy.first().at(3).value<QModelIndex>() == m_proxy->mapToSource(proxyAfterSpy.first().at(3).value<QModelIndex>()));
QVERIFY(modelAfterSpy.first().at(4) == proxyAfterSpy.first().at(4));
verifyIdentity(&model);
m_proxy->setSourceModel(0);
}
void tst_QIdentityProxyModel::reset()
{
DynamicTreeModel model;
{
ModelInsertCommand insertCommand(&model);
insertCommand.setStartRow(0);
insertCommand.setEndRow(9);
insertCommand.doCommand();
}
{
ModelInsertCommand insertCommand(&model);
insertCommand.setAncestorRowNumbers(QList<int>() << 5);
insertCommand.setStartRow(0);
insertCommand.setEndRow(9);
insertCommand.doCommand();
}
m_proxy->setSourceModel(&model);
verifyIdentity(&model);
QSignalSpy modelBeforeSpy(&model, SIGNAL(modelAboutToBeReset()));
QSignalSpy modelAfterSpy(&model, SIGNAL(modelReset()));
QSignalSpy proxyBeforeSpy(m_proxy, SIGNAL(modelAboutToBeReset()));
QSignalSpy proxyAfterSpy(m_proxy, SIGNAL(modelReset()));
{
ModelResetCommandFixed resetCommand(&model, 0);
resetCommand.setAncestorRowNumbers(QList<int>() << 5);
resetCommand.setStartRow(3);
resetCommand.setEndRow(4);
resetCommand.setDestRow(1);
resetCommand.doCommand();
}
QVERIFY(modelBeforeSpy.size() == 1 && 1 == proxyBeforeSpy.size());
QVERIFY(modelAfterSpy.size() == 1 && 1 == proxyAfterSpy.size());
verifyIdentity(&model);
m_proxy->setSourceModel(0);
}
QTEST_MAIN(tst_QIdentityProxyModel)
#include "tst_qidentityproxymodel.moc"