qt5base-lts/tests/auto/qabstractproxymodel/tst_qabstractproxymodel.cpp

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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
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** contained in the Technology Preview License Agreement accompanying
** this package.
**
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** 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.
**
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** $QT_END_LICENSE$
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****************************************************************************/
#include <QtTest/QtTest>
#include <qabstractproxymodel.h>
#include <QItemSelection>
#include <qstandarditemmodel.h>
class tst_QAbstractProxyModel : public QObject
{
Q_OBJECT
public slots:
void initTestCase();
void cleanupTestCase();
void init();
void cleanup();
private slots:
void qabstractproxymodel_data();
void qabstractproxymodel();
void data_data();
void data();
void flags_data();
void flags();
void headerData_data();
void headerData();
void itemData_data();
void itemData();
void mapFromSource_data();
void mapFromSource();
void mapSelectionFromSource_data();
void mapSelectionFromSource();
void mapSelectionToSource_data();
void mapSelectionToSource();
void mapToSource_data();
void mapToSource();
void revert_data();
void revert();
void setSourceModel_data();
void setSourceModel();
void submit_data();
void submit();
void testRoleNames();
};
// Subclass that exposes the protected functions.
class SubQAbstractProxyModel : public QAbstractProxyModel
{
public:
// QAbstractProxyModel::mapFromSource is a pure virtual function.
QModelIndex mapFromSource(QModelIndex const& sourceIndex) const
{ Q_UNUSED(sourceIndex); return QModelIndex(); }
// QAbstractProxyModel::mapToSource is a pure virtual function.
QModelIndex mapToSource(QModelIndex const& proxyIndex) const
{ Q_UNUSED(proxyIndex); return QModelIndex(); }
QModelIndex index(int, int, const QModelIndex&) const
{
return QModelIndex();
}
QModelIndex parent(const QModelIndex&) const
{
return QModelIndex();
}
int rowCount(const QModelIndex&) const
{
return 0;
}
int columnCount(const QModelIndex&) const
{
return 0;
}
};
// This will be called before the first test function is executed.
// It is only called once.
void tst_QAbstractProxyModel::initTestCase()
{
}
// This will be called after the last test function is executed.
// It is only called once.
void tst_QAbstractProxyModel::cleanupTestCase()
{
}
// This will be called before each test function is executed.
void tst_QAbstractProxyModel::init()
{
}
// This will be called after every test function.
void tst_QAbstractProxyModel::cleanup()
{
}
void tst_QAbstractProxyModel::qabstractproxymodel_data()
{
}
void tst_QAbstractProxyModel::qabstractproxymodel()
{
SubQAbstractProxyModel model;
model.data(QModelIndex());
model.flags(QModelIndex());
model.headerData(0, Qt::Vertical, 0);
model.itemData(QModelIndex());
model.mapFromSource(QModelIndex());
model.mapSelectionFromSource(QItemSelection());
model.mapSelectionToSource(QItemSelection());
model.mapToSource(QModelIndex());
model.revert();
model.setSourceModel(0);
QCOMPARE(model.sourceModel(), (QAbstractItemModel*)0);
model.submit();
}
Q_DECLARE_METATYPE(QVariant)
Q_DECLARE_METATYPE(QModelIndex)
void tst_QAbstractProxyModel::data_data()
{
QTest::addColumn<QModelIndex>("proxyIndex");
QTest::addColumn<int>("role");
QTest::addColumn<QVariant>("data");
QTest::newRow("null") << QModelIndex() << 0 << QVariant();
}
// public QVariant data(QModelIndex const& proxyIndex, int role = Qt::DisplayRole) const
void tst_QAbstractProxyModel::data()
{
QFETCH(QModelIndex, proxyIndex);
QFETCH(int, role);
QFETCH(QVariant, data);
SubQAbstractProxyModel model;
QCOMPARE(model.data(proxyIndex, role), data);
}
Q_DECLARE_METATYPE(Qt::ItemFlags)
void tst_QAbstractProxyModel::flags_data()
{
QTest::addColumn<QModelIndex>("index");
QTest::addColumn<Qt::ItemFlags>("flags");
QTest::newRow("null") << QModelIndex() << (Qt::ItemFlags)0;
}
// public Qt::ItemFlags flags(QModelIndex const& index) const
void tst_QAbstractProxyModel::flags()
{
QFETCH(QModelIndex, index);
QFETCH(Qt::ItemFlags, flags);
SubQAbstractProxyModel model;
QCOMPARE(model.flags(index), flags);
}
Q_DECLARE_METATYPE(Qt::Orientation)
Q_DECLARE_METATYPE(Qt::ItemDataRole)
void tst_QAbstractProxyModel::headerData_data()
{
QTest::addColumn<int>("section");
QTest::addColumn<Qt::Orientation>("orientation");
QTest::addColumn<Qt::ItemDataRole>("role");
QTest::addColumn<QVariant>("headerData");
QTest::newRow("null") << 0 << Qt::Vertical << Qt::UserRole << QVariant();
}
// public QVariant headerData(int section, Qt::Orientation orientation, int role) const
void tst_QAbstractProxyModel::headerData()
{
QFETCH(int, section);
QFETCH(Qt::Orientation, orientation);
QFETCH(Qt::ItemDataRole, role);
QFETCH(QVariant, headerData);
SubQAbstractProxyModel model;
QCOMPARE(model.headerData(section, orientation, role), headerData);
}
void tst_QAbstractProxyModel::itemData_data()
{
QTest::addColumn<QModelIndex>("index");
QTest::addColumn<int>("count");
QTest::newRow("null") << QModelIndex() << 0;
}
// public QMap<int,QVariant> itemData(QModelIndex const& index) const
void tst_QAbstractProxyModel::itemData()
{
QFETCH(QModelIndex, index);
QFETCH(int, count);
SubQAbstractProxyModel model;
QCOMPARE(model.itemData(index).count(), count);
}
void tst_QAbstractProxyModel::mapFromSource_data()
{
QTest::addColumn<QModelIndex>("sourceIndex");
QTest::addColumn<QModelIndex>("mapFromSource");
QTest::newRow("null") << QModelIndex() << QModelIndex();
}
// public QModelIndex mapFromSource(QModelIndex const& sourceIndex) const
void tst_QAbstractProxyModel::mapFromSource()
{
QFETCH(QModelIndex, sourceIndex);
QFETCH(QModelIndex, mapFromSource);
SubQAbstractProxyModel model;
QCOMPARE(model.mapFromSource(sourceIndex), mapFromSource);
}
Q_DECLARE_METATYPE(QItemSelection)
void tst_QAbstractProxyModel::mapSelectionFromSource_data()
{
QTest::addColumn<QItemSelection>("selection");
QTest::addColumn<QItemSelection>("mapSelectionFromSource");
QTest::newRow("null") << QItemSelection() << QItemSelection();
QTest::newRow("empty") << QItemSelection(QModelIndex(), QModelIndex()) << QItemSelection(QModelIndex(), QModelIndex());
}
// public QItemSelection mapSelectionFromSource(QItemSelection const& selection) const
void tst_QAbstractProxyModel::mapSelectionFromSource()
{
QFETCH(QItemSelection, selection);
QFETCH(QItemSelection, mapSelectionFromSource);
SubQAbstractProxyModel model;
QCOMPARE(model.mapSelectionFromSource(selection), mapSelectionFromSource);
}
void tst_QAbstractProxyModel::mapSelectionToSource_data()
{
QTest::addColumn<QItemSelection>("selection");
QTest::addColumn<QItemSelection>("mapSelectionToSource");
QTest::newRow("null") << QItemSelection() << QItemSelection();
QTest::newRow("empty") << QItemSelection(QModelIndex(), QModelIndex()) << QItemSelection(QModelIndex(), QModelIndex());
}
// public QItemSelection mapSelectionToSource(QItemSelection const& selection) const
void tst_QAbstractProxyModel::mapSelectionToSource()
{
QFETCH(QItemSelection, selection);
QFETCH(QItemSelection, mapSelectionToSource);
SubQAbstractProxyModel model;
QCOMPARE(model.mapSelectionToSource(selection), mapSelectionToSource);
}
void tst_QAbstractProxyModel::mapToSource_data()
{
QTest::addColumn<QModelIndex>("proxyIndex");
QTest::addColumn<QModelIndex>("mapToSource");
QTest::newRow("null") << QModelIndex() << QModelIndex();
}
// public QModelIndex mapToSource(QModelIndex const& proxyIndex) const
void tst_QAbstractProxyModel::mapToSource()
{
QFETCH(QModelIndex, proxyIndex);
QFETCH(QModelIndex, mapToSource);
SubQAbstractProxyModel model;
QCOMPARE(model.mapToSource(proxyIndex), mapToSource);
}
void tst_QAbstractProxyModel::revert_data()
{
//QTest::addColumn<int>("foo");
//QTest::newRow("null") << 0;
}
// public void revert()
void tst_QAbstractProxyModel::revert()
{
//QFETCH(int, foo);
SubQAbstractProxyModel model;
model.revert();
}
void tst_QAbstractProxyModel::setSourceModel_data()
{
//QTest::addColumn<int>("sourceModelCount");
//QTest::newRow("null") << 0;
}
// public void setSourceModel(QAbstractItemModel* sourceModel)
void tst_QAbstractProxyModel::setSourceModel()
{
//QFETCH(int, sourceModelCount);
SubQAbstractProxyModel model;
QStandardItemModel *sourceModel = new QStandardItemModel(&model);
model.setSourceModel(sourceModel);
QCOMPARE(model.sourceModel(), static_cast<QAbstractItemModel*>(sourceModel));
QStandardItemModel *sourceModel2 = new QStandardItemModel(&model);
model.setSourceModel(sourceModel2);
QCOMPARE(model.sourceModel(), static_cast<QAbstractItemModel*>(sourceModel2));
delete sourceModel2;
QCOMPARE(model.sourceModel(), static_cast<QAbstractItemModel*>(0));
}
void tst_QAbstractProxyModel::submit_data()
{
QTest::addColumn<bool>("submit");
QTest::newRow("null") << true;
}
// public bool submit()
void tst_QAbstractProxyModel::submit()
{
QFETCH(bool, submit);
SubQAbstractProxyModel model;
QCOMPARE(model.submit(), submit);
}
class StandardItemModelWithCustomRoleNames : public QStandardItemModel
{
public:
enum CustomRole {
CustomRole1 = Qt::UserRole,
CustomRole2
};
StandardItemModelWithCustomRoleNames() {
QHash<int, QByteArray> _roleNames = roleNames();
_roleNames.insert(CustomRole1, "custom1");
_roleNames.insert(CustomRole2, "custom2");
setRoleNames(_roleNames);
}
};
class AnotherStandardItemModelWithCustomRoleNames : public QStandardItemModel
{
public:
enum CustomRole {
AnotherCustomRole1 = Qt::UserRole + 10, // Different to StandardItemModelWithCustomRoleNames::CustomRole1
AnotherCustomRole2
};
AnotherStandardItemModelWithCustomRoleNames() {
QHash<int, QByteArray> _roleNames = roleNames();
_roleNames.insert(AnotherCustomRole1, "another_custom1");
_roleNames.insert(AnotherCustomRole2, "another_custom2");
setRoleNames(_roleNames);
}
};
/**
Verifies that @p subSet is a subset of @p superSet. That is, all keys in @p subSet exist in @p superSet and have the same values.
*/
static void verifySubSetOf(const QHash<int, QByteArray> &superSet, const QHash<int, QByteArray> &subSet)
{
QHash<int, QByteArray>::const_iterator it = subSet.constBegin();
const QHash<int, QByteArray>::const_iterator end = subSet.constEnd();
for ( ; it != end; ++it ) {
QVERIFY(superSet.contains(it.key()));
QVERIFY(it.value() == superSet.value(it.key()));
}
}
void tst_QAbstractProxyModel::testRoleNames()
{
QStandardItemModel defaultModel;
StandardItemModelWithCustomRoleNames model;
QHash<int, QByteArray> rootModelRoleNames = model.roleNames();
QHash<int, QByteArray> defaultModelRoleNames = defaultModel.roleNames();
verifySubSetOf( rootModelRoleNames, defaultModelRoleNames);
QVERIFY( rootModelRoleNames.size() == defaultModelRoleNames.size() + 2 );
QVERIFY( rootModelRoleNames.contains(StandardItemModelWithCustomRoleNames::CustomRole1));
QVERIFY( rootModelRoleNames.contains(StandardItemModelWithCustomRoleNames::CustomRole2));
QVERIFY( rootModelRoleNames.value(StandardItemModelWithCustomRoleNames::CustomRole1) == "custom1" );
QVERIFY( rootModelRoleNames.value(StandardItemModelWithCustomRoleNames::CustomRole2) == "custom2" );
SubQAbstractProxyModel proxy1;
proxy1.setSourceModel(&model);
QHash<int, QByteArray> proxy1RoleNames = proxy1.roleNames();
verifySubSetOf( proxy1RoleNames, defaultModelRoleNames );
QVERIFY( proxy1RoleNames.size() == defaultModelRoleNames.size() + 2 );
QVERIFY( proxy1RoleNames.contains(StandardItemModelWithCustomRoleNames::CustomRole1));
QVERIFY( proxy1RoleNames.contains(StandardItemModelWithCustomRoleNames::CustomRole2));
QVERIFY( proxy1RoleNames.value(StandardItemModelWithCustomRoleNames::CustomRole1) == "custom1" );
QVERIFY( proxy1RoleNames.value(StandardItemModelWithCustomRoleNames::CustomRole2) == "custom2" );
SubQAbstractProxyModel proxy2;
proxy2.setSourceModel(&proxy1);
QHash<int, QByteArray> proxy2RoleNames = proxy2.roleNames();
verifySubSetOf( proxy2RoleNames, defaultModelRoleNames );
QVERIFY( proxy2RoleNames.size() == defaultModelRoleNames.size() + 2 );
QVERIFY( proxy2RoleNames.contains(StandardItemModelWithCustomRoleNames::CustomRole1));
QVERIFY( proxy2RoleNames.contains(StandardItemModelWithCustomRoleNames::CustomRole2));
QVERIFY( proxy2RoleNames.value(StandardItemModelWithCustomRoleNames::CustomRole1) == "custom1" );
QVERIFY( proxy2RoleNames.value(StandardItemModelWithCustomRoleNames::CustomRole2) == "custom2" );
}
QTEST_MAIN(tst_QAbstractProxyModel)
#include "tst_qabstractproxymodel.moc"