File indexing completed on 2024-05-19 05:34:39

 /*
     This file is part of the test suite of the Qt Toolkit.
     SPDX-FileCopyrightText: 2014 Digia Plc and/or its subsidiary(-ies) <http://www.qt-project.org/legal>
 
     SPDX-License-Identifier: LGPL-2.1-only WITH Qt-LGPL-exception-1.1 OR LGPL-3.0-only WITH Qt-LGPL-exception-1.1 OR LicenseRef-Qt-Commercial
 */
 
 #include <QDebug>
 #include <QQmlComponent>
 #include <QQmlContext>
 #include <QQmlEngine>
 #include <QQuickItem>
 #include <QQuickView>
 #include <QSignalSpy>
 #include <QTest>
 #include <QWindow>
 #include <QtTest/qtestcase.h>
 #include <quickviewsharedengine.h>
 
 class QQmlDataTest : public QObject
 {
     Q_OBJECT
 public:
     QQmlDataTest()
     {
     }
 
     QString testFile(const QString &fileName) const
     {
         if (m_directory.isEmpty()) {
             qFatal("QQmlDataTest::initTestCase() not called.");
         }
         QString result = m_dataDirectory;
         result += QLatin1Char('/');
         result += fileName;
         return result;
     }
     inline QString testFile(const char *fileName) const
     {
         return testFile(QLatin1String(fileName));
     }
     inline QUrl testFileUrl(const QString &fileName) const
     {
         return QUrl::fromLocalFile(testFile(fileName));
     }
     inline QUrl testFileUrl(const char *fileName) const
     {
         return testFileUrl(QLatin1String(fileName));
     }
 
     inline QString dataDirectory() const
     {
         return m_dataDirectory;
     }
     inline QUrl dataDirectoryUrl() const
     {
         return m_dataDirectoryUrl;
     }
     inline QString directory() const
     {
         return m_directory;
     }
 
     static QByteArray msgComponentError(const QQmlComponent &, const QQmlEngine *engine = nullptr);
 
 public Q_SLOTS:
     virtual void initTestCase()
     {
         QVERIFY2(!m_dataDirectory.isEmpty(), "'input' directory not found");
         m_directory = QFileInfo(m_dataDirectory).absolutePath();
         QVERIFY2(QDir::setCurrent(m_directory), qPrintable(QLatin1String("Could not chdir to ") + m_directory));
     }
 
 private:
     static QQmlDataTest *m_instance;
 
     const QString m_dataDirectory = QFINDTESTDATA("input");
     const QUrl m_dataDirectoryUrl = QUrl::fromLocalFile(m_dataDirectory + QLatin1Char('/'));
 
     QString m_directory;
 };
 
 class QuickViewSharedEngineTest : public QQmlDataTest
 {
     Q_OBJECT
 public:
     QuickViewSharedEngineTest();
 
 private Q_SLOTS:
     void resizemodeitem();
     void errors();
     void engine();
 };
 
 QuickViewSharedEngineTest::QuickViewSharedEngineTest()
 {
 }
 
 void QuickViewSharedEngineTest::resizemodeitem()
 {
     QWindow window;
     window.setGeometry(0, 0, 400, 400);
 
     auto view = new PlasmaQuick::QuickViewSharedEngine(&window);
     QVERIFY(view);
     view->setResizeMode(PlasmaQuick::QuickViewSharedEngine::SizeRootObjectToView);
     QCOMPARE(QSize(0, 0), view->initialSize());
     view->setSource(testFileUrl("resizemodeitem.qml"));
     QQuickItem *item = qobject_cast<QQuickItem *>(view->rootObject());
     QVERIFY(item);
     window.show();
 
     view->showNormal();
 
     // initial size from root object
     QCOMPARE(item->width(), 200.0);
     QCOMPARE(item->height(), 200.0);
     QCOMPARE(view->size(), QSize(200, 200));
     QCOMPARE(view->size(), view->sizeHint());
     QCOMPARE(view->size(), view->initialSize());
 
     // size update from view
     view->resize(QSize(80, 100));
 
     QTRY_COMPARE(item->width(), 80.0);
     QCOMPARE(item->height(), 100.0);
     QCOMPARE(view->size(), QSize(80, 100));
     QCOMPARE(view->size(), view->sizeHint());
 
     view->setResizeMode(PlasmaQuick::QuickViewSharedEngine::SizeViewToRootObject);
 
     // size update from view disabled
     view->resize(QSize(60, 80));
     QCOMPARE(item->width(), 80.0);
     QCOMPARE(item->height(), 100.0);
     QTest::qWait(50);
     QCOMPARE(view->size(), QSize(60, 80));
 
     // size update from root object
     item->setWidth(250);
     item->setHeight(350);
     QCOMPARE(item->width(), 250.0);
     QCOMPARE(item->height(), 350.0);
     QTRY_COMPARE(view->size(), QSize(250, 350));
     QCOMPARE(view->size(), QSize(250, 350));
     QCOMPARE(view->size(), view->sizeHint());
 
     // reset window
     window.hide();
     delete view;
     view = new PlasmaQuick::QuickViewSharedEngine(&window);
     QVERIFY(view);
     view->setResizeMode(PlasmaQuick::QuickViewSharedEngine::SizeViewToRootObject);
     view->setSource(testFileUrl("resizemodeitem.qml"));
     item = qobject_cast<QQuickItem *>(view->rootObject());
     QVERIFY(item);
     window.show();
 
     view->showNormal();
 
     // initial size for root object
     QCOMPARE(item->width(), 200.0);
     QCOMPARE(item->height(), 200.0);
     QCOMPARE(view->size(), view->sizeHint());
     QCOMPARE(view->size(), view->initialSize());
 
     // size update from root object
     item->setWidth(80);
     item->setHeight(100);
     QCOMPARE(item->width(), 80.0);
     QCOMPARE(item->height(), 100.0);
     QTRY_COMPARE(view->size(), QSize(80, 100));
     QCOMPARE(view->size(), QSize(80, 100));
     QCOMPARE(view->size(), view->sizeHint());
 
     // size update from root object disabled
     view->setResizeMode(PlasmaQuick::QuickViewSharedEngine::SizeRootObjectToView);
     item->setWidth(60);
     item->setHeight(80);
     QCOMPARE(view->width(), 80);
     QCOMPARE(view->height(), 100);
     QCOMPARE(QSize(item->width(), item->height()), view->sizeHint());
 
     // size update from view
     view->resize(QSize(200, 300));
     QTRY_COMPARE(item->width(), 200.0);
     QCOMPARE(item->height(), 300.0);
     QCOMPARE(view->size(), QSize(200, 300));
     QCOMPARE(view->size(), view->sizeHint());
 
     delete view;
 
     // if we set a specific size for the view then it should keep that size
     // for SizeRootObjectToView mode.
     view = new PlasmaQuick::QuickViewSharedEngine(&window);
     view->resize(300, 300);
     view->setResizeMode(PlasmaQuick::QuickViewSharedEngine::SizeRootObjectToView);
     QCOMPARE(QSize(0, 0), view->initialSize());
     view->setSource(testFileUrl("resizemodeitem.qml"));
     qWarning() << "bbb" << view->size();
     view->resize(300, 300);
     qWarning() << "ccc" << view->size();
     item = qobject_cast<QQuickItem *>(view->rootObject());
     QVERIFY(item);
 
     view->showNormal();
     QTest::qWait(50);
 
     // initial size from root object
     QCOMPARE(item->width(), 300.0);
     QCOMPARE(item->height(), 300.0);
     QCOMPARE(view->size(), QSize(300, 300));
     QCOMPARE(view->size(), view->sizeHint());
     QCOMPARE(view->initialSize(), QSize(200, 200)); // initial object size
 
     delete view;
 }
 
 QStringList messages;
 void messageHandler(QtMsgType, const QMessageLogContext &, const QString &message)
 {
     messages.append(message);
 };
 void QuickViewSharedEngineTest::errors()
 {
     qInstallMessageHandler(messageHandler);
 
     auto view = new PlasmaQuick::QuickViewSharedEngine;
     QVERIFY(view);
     view->setSource(testFileUrl("error1.qml"));
     QCOMPARE(view->status(), QQmlComponent::Error);
     QVERIFY(messages.count() >= 1);
     delete view;
 }
 
 void QuickViewSharedEngineTest::engine()
 {
     // test if engines are actually shared
     // test if the engine gets deleted when the last view dies
     auto view = new PlasmaQuick::QuickViewSharedEngine();
     QQmlEngine *engine = view->engine().get();
 
     auto view2 = new PlasmaQuick::QuickViewSharedEngine();
     QQmlEngine *engine2 = view2->engine().get();
 
     QCOMPARE(engine, engine2);
     QSignalSpy engineDestroyedSpy(engine, &QObject::destroyed);
 
     delete view;
     delete view2;
 
     QCOMPARE(engineDestroyedSpy.count(), 1);
 }
 
 QTEST_MAIN(QuickViewSharedEngineTest)
 
 #include "quickviewsharedenginetest.moc"