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/****************************************************************************
**
** Copyright (C) 2019 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 <QtTest/qtest.h>
#include <QtQml/qqmlcomponent.h>
#include <QtQmlModels/private/qqmldelegatemodel_p.h>
#include "../../shared/util.h"
class tst_QQmlDelegateModel : public QQmlDataTest
{
Q_OBJECT
public:
tst_QQmlDelegateModel();
private slots:
void valueWithoutCallingObjectFirst_data();
void valueWithoutCallingObjectFirst();
};
class AbstractItemModel : public QAbstractItemModel
{
Q_OBJECT
public:
AbstractItemModel()
{
for (int i = 0; i < 3; ++i)
mValues.append(QString::fromLatin1("Item %1").arg(i));
}
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override
{
if (parent.isValid())
return QModelIndex();
return createIndex(row, column);
}
QModelIndex parent(const QModelIndex &) const override
{
return QModelIndex();
}
int rowCount(const QModelIndex &parent = QModelIndex()) const override
{
if (parent.isValid())
return 0;
return mValues.count();
}
int columnCount(const QModelIndex &parent) const override
{
if (parent.isValid())
return 0;
return 1;
}
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override
{
if (role != Qt::DisplayRole)
return QVariant();
return mValues.at(index.row());
}
private:
QVector<QString> mValues;
};
tst_QQmlDelegateModel::tst_QQmlDelegateModel()
{
qmlRegisterType<AbstractItemModel>("Test", 1, 0, "AbstractItemModel");
}
void tst_QQmlDelegateModel::valueWithoutCallingObjectFirst_data()
{
QTest::addColumn<QUrl>("qmlFileUrl");
QTest::addColumn<int>("index");
QTest::addColumn<QString>("role");
QTest::addColumn<QVariant>("expectedValue");
QTest::addRow("integer") << testFileUrl("integerModel.qml")
<< 50 << QString::fromLatin1("modelData") << QVariant(50);
QTest::addRow("ListModel") << testFileUrl("listModel.qml")
<< 1 << QString::fromLatin1("name") << QVariant(QLatin1String("Item 1"));
QTest::addRow("QAbstractItemModel") << testFileUrl("abstractItemModel.qml")
<< 1 << QString::fromLatin1("display") << QVariant(QLatin1String("Item 1"));
}
// Tests that it's possible to call variantValue() without creating
// costly delegate items first via object().
void tst_QQmlDelegateModel::valueWithoutCallingObjectFirst()
{
QFETCH(const QUrl, qmlFileUrl);
QFETCH(const int, index);
QFETCH(const QString, role);
QFETCH(const QVariant, expectedValue);
QQmlEngine engine;
QQmlComponent component(&engine);
component.loadUrl(qmlFileUrl);
QScopedPointer<QObject> root(component.create());
QVERIFY2(root, qPrintable(component.errorString()));
QQmlDelegateModel *model = qobject_cast<QQmlDelegateModel*>(root.data());
QVERIFY(model);
QCOMPARE(model->variantValue(index, role), expectedValue);
}
QTEST_MAIN(tst_QQmlDelegateModel)
#include "tst_qqmldelegatemodel.moc"
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