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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtTest/qtest.h>
#include <QtCore/QConcatenateTablesProxyModel>
#include <QtGui/QStandardItemModel>
#include <QtQml/qqmlcomponent.h>
#include <QtQmlModels/private/qqmldelegatemodel_p.h>
#include <QtQuick/qquickview.h>
#include <QtQuick/qquickitem.h>
#include <QtQuickTestUtils/private/qmlutils_p.h>
#include <QtTest/QSignalSpy>
class tst_QQmlDelegateModel : public QQmlDataTest
{
Q_OBJECT
public:
tst_QQmlDelegateModel();
private slots:
void valueWithoutCallingObjectFirst_data();
void valueWithoutCallingObjectFirst();
void qtbug_86017();
void filterOnGroup_removeWhenCompleted();
void contextAccessedByHandler();
void redrawUponColumnChange();
void nestedDelegates();
};
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.size();
}
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()
: QQmlDataTest(QT_QMLTEST_DATADIR)
{
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);
}
void tst_QQmlDelegateModel::qtbug_86017()
{
QQmlEngine engine;
QQmlComponent component(&engine);
component.loadUrl(testFileUrl("qtbug_86017.qml"));
QScopedPointer<QObject> root(component.create());
QVERIFY2(root, qPrintable(component.errorString()));
QTRY_VERIFY(component.isReady());
QQmlDelegateModel *model = qobject_cast<QQmlDelegateModel*>(root.data());
QVERIFY(model);
QCOMPARE(model->count(), 2);
QCOMPARE(model->filterGroup(), "selected");
}
void tst_QQmlDelegateModel::filterOnGroup_removeWhenCompleted()
{
QQuickView view(testFileUrl("removeFromGroup.qml"));
QCOMPARE(view.status(), QQuickView::Ready);
view.show();
QQuickItem *root = view.rootObject();
QVERIFY(root);
QQmlDelegateModel *model = root->findChild<QQmlDelegateModel*>();
QVERIFY(model);
QVERIFY(QTest::qWaitFor([=]{ return model->count() == 2; }));
}
void tst_QQmlDelegateModel::contextAccessedByHandler()
{
QQmlEngine engine;
QQmlComponent component(&engine, testFileUrl("contextAccessedByHandler.qml"));
QScopedPointer<QObject> root(component.create());
QVERIFY2(root, qPrintable(component.errorString()));
QVERIFY(root->property("works").toBool());
}
void tst_QQmlDelegateModel::redrawUponColumnChange()
{
QStandardItemModel m1;
m1.appendRow({
new QStandardItem("Banana"),
new QStandardItem("Coconut"),
});
QQuickView view(testFileUrl("redrawUponColumnChange.qml"));
QCOMPARE(view.status(), QQuickView::Ready);
view.show();
QQuickItem *root = view.rootObject();
root->setProperty("model", QVariant::fromValue<QObject *>(&m1));
QObject *item = root->property("currentItem").value<QObject *>();
QVERIFY(item);
QCOMPARE(item->property("text").toString(), "Banana");
QVERIFY(root);
m1.removeColumn(0);
QCOMPARE(item->property("text").toString(), "Coconut");
}
void tst_QQmlDelegateModel::nestedDelegates()
{
QQmlEngine engine;
QQmlComponent c(&engine, testFileUrl("nestedDelegates.qml"));
QVERIFY2(c.isReady(), qPrintable(c.errorString()));
QScopedPointer<QObject> o(c.create());
QQuickItem *item = qobject_cast<QQuickItem *>(o.data());
QCOMPARE(item->childItems().size(), 2);
for (QQuickItem *child : item->childItems()) {
if (child->objectName() != QLatin1String("loader"))
continue;
QCOMPARE(child->childItems().size(), 1);
QQuickItem *timeMarks = child->childItems().at(0);
const QList<QQuickItem *> children = timeMarks->childItems();
QCOMPARE(children.size(), 2);
// One of them is the repeater, the other one is the rectangle
QVERIFY(children.at(0)->objectName() == QLatin1String("zap")
|| children.at(1)->objectName() == QLatin1String("zap"));
QVERIFY(children.at(0)->objectName().isEmpty() || children.at(1)->objectName().isEmpty());
return; // loader found
}
QFAIL("Loader not found");
}
QTEST_MAIN(tst_QQmlDelegateModel)
#include "tst_qqmldelegatemodel.moc"
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