// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <QtTest/qtest.h>
#include <QtTest/qsignalspy.h>
#include <QtQml/qqmlengine.h>
#include <QtQml/qqmlcomponent.h>
#include <QtQuickControls2/qquickstyle.h>

class tst_revisions : public QObject
{
    Q_OBJECT

public:
    tst_revisions();

private slots:
    void revisions_data();
    void revisions();

    void window_data();
    void window();
};

tst_revisions::tst_revisions()
{
    QQuickStyle::setStyle("Basic");
}

void tst_revisions::revisions_data()
{
    QTest::addColumn<int>("revision");

    // Qt 5.7: 2.0, Qt 5.8: 2.1, Qt 5.9: 2.2...
    for (int i = 0; i <= 15; ++i)
        QTest::newRow(qPrintable(QString("2.%1").arg(i))) << i;
}

void tst_revisions::revisions()
{
    QFETCH(int, revision);

    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.setData(QString("import QtQuick; \
                               import QtQuick.Templates 2.%1 as T; \
                               import QtQuick.Controls 2.%1; \
                               import QtQuick.Controls.impl 2.%1; \
                               import QtQuick.Controls.Material 2.%1; \
                               import QtQuick.Controls.Material.impl 2.%1; \
                               import QtQuick.Controls.Universal 2.%1; \
                               import QtQuick.Controls.Universal.impl 2.%1; \
                               Control { }").arg(revision).toUtf8(), QUrl());

    QScopedPointer<QObject> object(component.create());
    QVERIFY2(!object.isNull(), qPrintable(component.errorString()));
}

void tst_revisions::window_data()
{
    QTest::addColumn<int>("revision");
    QTest::addColumn<QString>("qml");
    QTest::addColumn<QString>("error");

    // Qt 5.7: 2.0, Qt 5.8: 2.1, Qt 5.9: 2.2
    // Note that we can no longer map the same Screen type to different versions
    // in QtQuick and QtQuick.Controls anymore.
    for (int i = 0; i <= 2; ++i)
        QTest::newRow(qPrintable(QString("screen:2.%1").arg(i))) << i << "screen: null" << QString(":1 \"ApplicationWindow.screen\" is not available in QtQuick.Templates 2.%1").arg(i);

    // Qt 5.10: 2.3...
    for (int i = 3; i <= 15; ++i)
        QTest::newRow(qPrintable(QString("screen:2.%1").arg(i))) << i << "screen: null" << "";
}

void tst_revisions::window()
{
    QFETCH(int, revision);
    QFETCH(QString, qml);
    QFETCH(QString, error);

    QQmlEngine engine;
    QQmlComponent component(&engine);
    component.setData(QString("import QtQuick.Templates 2.%1; ApplicationWindow { %2 }").arg(revision).arg(qml).toUtf8(), QUrl());
    QScopedPointer<QObject> window(component.create());
    QCOMPARE(window.isNull(), !error.isEmpty());
}

QTEST_MAIN(tst_revisions)

#include "tst_revisions.moc"