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#include <QtTest/QtTest>
#include <qsignalspy.h>
#include <QtQml/qqmlengine.h>
#include <QtQml/qqmlcomponent.h>
#include <QtQuick/qquickview.h>
#include <QtQuick/private/qquickrectangle_p.h>
#include <QtQuick/private/qquicktext_p.h>
#include <QtQuick/private/qquickbehavior_p.h>
#include <QtQuick/private/qquickanimation_p.h>
#include <private/qquickitem_p.h>
#include "../../shared/util.h"

class tst_qquickbehaviors : public QQmlDataTest
{
    Q_OBJECT
public:
    tst_qquickbehaviors() {}

private slots:
    void init() { qApp->processEvents(); }  //work around animation timer bug (QTBUG-22865)
    void simpleBehavior();
    void scriptTriggered();
    void cppTriggered();
    void loop();
    void colorBehavior();
    void parentBehavior();
    void replaceBinding();
    //void transitionOverrides();
    void group();
    void valueType();
    void emptyBehavior();
    void explicitSelection();
    void nonSelectingBehavior();
    void reassignedAnimation();
    void disabled();
    void dontStart();
    void startup();
    void groupedPropertyCrash();
    void runningTrue();
    void sameValue();
    void delayedRegistration();
    void startOnCompleted();
    void multipleChangesToValueType();
};

void tst_qquickbehaviors::simpleBehavior()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("simple.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);
    QTRY_VERIFY(qobject_cast<QQuickBehavior*>(rect->findChild<QQuickBehavior*>("MyBehavior"))->animation());

    QQuickItemPrivate::get(rect)->setState("moved");
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() > 0);
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() < 200);
    //i.e. the behavior has been triggered

    delete rect;
}

void tst_qquickbehaviors::scriptTriggered()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("scripttrigger.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);

    rect->setColor(QColor("red"));
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() > 0);
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() < 200);
    //i.e. the behavior has been triggered

    delete rect;
}

void tst_qquickbehaviors::cppTriggered()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("cpptrigger.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);

    QQuickRectangle *innerRect = qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"));
    QTRY_VERIFY(innerRect);

    innerRect->setProperty("x", 200);
    QTRY_VERIFY(innerRect->x() > 0);
    QTRY_VERIFY(innerRect->x() < 200);  //i.e. the behavior has been triggered

    delete rect;
}

void tst_qquickbehaviors::loop()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("loop.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);

    //don't crash
    QQuickItemPrivate::get(rect)->setState("moved");

    delete rect;
}

void tst_qquickbehaviors::colorBehavior()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("color.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);

    QQuickItemPrivate::get(rect)->setState("red");
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->color() != QColor("red"));
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->color() != QColor("green"));
    //i.e. the behavior has been triggered

    delete rect;
}

void tst_qquickbehaviors::parentBehavior()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("parent.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);

    QQuickItemPrivate::get(rect)->setState("reparented");
    QTRY_VERIFY(rect->findChild<QQuickRectangle*>("MyRect")->parentItem() != rect->findChild<QQuickItem*>("NewParent"));
    QTRY_VERIFY(rect->findChild<QQuickRectangle*>("MyRect")->parentItem() == rect->findChild<QQuickItem*>("NewParent"));

    delete rect;
}

void tst_qquickbehaviors::replaceBinding()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("binding.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QTRY_VERIFY(rect);

    QQuickItemPrivate::get(rect)->setState("moved");
    QQuickRectangle *innerRect = qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"));
    QTRY_VERIFY(innerRect);
    QTRY_VERIFY(innerRect->x() > 0);
    QTRY_VERIFY(innerRect->x() < 200);
    //i.e. the behavior has been triggered
    QTRY_COMPARE(innerRect->x(), (qreal)200);
    rect->setProperty("basex", 10);
    QTRY_COMPARE(innerRect->x(), (qreal)200);
    rect->setProperty("movedx", 210);
    QTRY_COMPARE(innerRect->x(), (qreal)210);

    QQuickItemPrivate::get(rect)->setState("");
    QTRY_VERIFY(innerRect->x() > 10);
    QTRY_VERIFY(innerRect->x() < 210);  //i.e. the behavior has been triggered
    QTRY_COMPARE(innerRect->x(), (qreal)10);
    rect->setProperty("movedx", 200);
    QTRY_COMPARE(innerRect->x(), (qreal)10);
    rect->setProperty("basex", 20);
    QTRY_COMPARE(innerRect->x(), (qreal)20);

    delete rect;
}

void tst_qquickbehaviors::group()
{
    /* XXX TODO Create a test element for this case.
    {
        QQmlEngine engine;
        QQmlComponent c(&engine, testFileUrl("groupProperty.qml")));
        QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
        qDebug() << c.errorString();
        QTRY_VERIFY(rect);

        QQuickItemPrivate::get(rect)->setState("moved");
        //QTest::qWait(200);
        QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() > 0);
        QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() < 200);
        //i.e. the behavior has been triggered

        delete rect;
    }
    */

    {
        QQmlEngine engine;
        QQmlComponent c(&engine, testFileUrl("groupProperty2.qml"));
        QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
        QTRY_VERIFY(rect);

        QQuickItemPrivate::get(rect)->setState("moved");
        QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->border()->width() > 0);
        QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->border()->width() < 4);
        //i.e. the behavior has been triggered

        delete rect;
    }
}

void tst_qquickbehaviors::valueType()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("valueType.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    //QTBUG-20827
    QCOMPARE(rect->color(), QColor::fromRgb(255,0,255));

    delete rect;
}

void tst_qquickbehaviors::emptyBehavior()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("empty.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    QQuickItemPrivate::get(rect)->setState("moved");
    qreal x = qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x();
    QCOMPARE(x, qreal(200));    //should change immediately

    delete rect;
}

void tst_qquickbehaviors::explicitSelection()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("explicit.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    QQuickItemPrivate::get(rect)->setState("moved");
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() > 0);
    QTRY_VERIFY(qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x() < 200);
    //i.e. the behavior has been triggered

    delete rect;
}

void tst_qquickbehaviors::nonSelectingBehavior()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("nonSelecting2.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    QQuickItemPrivate::get(rect)->setState("moved");
    qreal x = qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x();
    QCOMPARE(x, qreal(200));    //should change immediately

    delete rect;
}

void tst_qquickbehaviors::reassignedAnimation()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("reassignedAnimation.qml"));
    QString warning = testFileUrl("reassignedAnimation.qml").toString() + ":9:9: QML Behavior: Cannot change the animation assigned to a Behavior.";
    QTest::ignoreMessage(QtWarningMsg, qPrintable(warning));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);
    QCOMPARE(qobject_cast<QQuickNumberAnimation*>(
                 rect->findChild<QQuickBehavior*>("MyBehavior")->animation())->duration(), 200);

    delete rect;
}

void tst_qquickbehaviors::disabled()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("disabled.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);
    QCOMPARE(rect->findChild<QQuickBehavior*>("MyBehavior")->enabled(), false);

    QQuickItemPrivate::get(rect)->setState("moved");
    qreal x = qobject_cast<QQuickRectangle*>(rect->findChild<QQuickRectangle*>("MyRect"))->x();
    QCOMPARE(x, qreal(200));    //should change immediately

    delete rect;
}

void tst_qquickbehaviors::dontStart()
{
    QQmlEngine engine;

    QQmlComponent c(&engine, testFileUrl("dontStart.qml"));

    QString warning = c.url().toString() + ":13:13: QML NumberAnimation: setRunning() cannot be used on non-root animation nodes.";
    QTest::ignoreMessage(QtWarningMsg, qPrintable(warning));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    QQuickAbstractAnimation *myAnim = rect->findChild<QQuickAbstractAnimation*>("MyAnim");
    QVERIFY(myAnim && !myAnim->qtAnimation());

    delete rect;
}

void tst_qquickbehaviors::startup()
{
    {
        QQmlEngine engine;
        QQmlComponent c(&engine, testFileUrl("startup.qml"));
        QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
        QVERIFY(rect);

        QQuickRectangle *innerRect = rect->findChild<QQuickRectangle*>("innerRect");
        QVERIFY(innerRect);

        QCOMPARE(innerRect->x(), qreal(100));    //should be set immediately

        delete rect;
    }

    {
        QQmlEngine engine;
        QQmlComponent c(&engine, testFileUrl("startup2.qml"));
        QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
        QVERIFY(rect);

        QQuickRectangle *innerRect = rect->findChild<QQuickRectangle*>("innerRect");
        QVERIFY(innerRect);

        QQuickText *text = rect->findChild<QQuickText*>();
        QVERIFY(text);

        QCOMPARE(innerRect->x(), text->width());    //should be set immediately

        delete rect;
    }
}

//QTBUG-10799
void tst_qquickbehaviors::groupedPropertyCrash()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("groupedPropertyCrash.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);  //don't crash

    delete rect;
}

//QTBUG-5491
void tst_qquickbehaviors::runningTrue()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("runningTrue.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    QQuickAbstractAnimation *animation = rect->findChild<QQuickAbstractAnimation*>("rotAnim");
    QVERIFY(animation);

    QSignalSpy runningSpy(animation, SIGNAL(runningChanged(bool)));
    rect->setProperty("myValue", 180);
    QTRY_VERIFY(runningSpy.count() > 0);

    delete rect;
}

//QTBUG-12295
void tst_qquickbehaviors::sameValue()
{
    QQmlEngine engine;
    QQmlComponent c(&engine, testFileUrl("qtbug12295.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect);

    QQuickRectangle *target = rect->findChild<QQuickRectangle*>("myRect");
    QVERIFY(target);

    target->setX(100);
    QCOMPARE(target->x(), qreal(100));

    target->setProperty("x", 0);
    QTRY_VERIFY(target->x() != qreal(0) && target->x() != qreal(100));
    QTRY_VERIFY(target->x() == qreal(0));   //make sure Behavior has finished.

    target->setX(100);
    QCOMPARE(target->x(), qreal(100));

    //this is the main point of the test -- the behavior needs to be triggered again
    //even though we set 0 twice in a row.
    target->setProperty("x", 0);
    QTRY_VERIFY(target->x() != qreal(0) && target->x() != qreal(100));

    delete rect;
}

//QTBUG-18362
void tst_qquickbehaviors::delayedRegistration()
{
    QQmlEngine engine;

    QQmlComponent c(&engine, testFileUrl("delayedRegistration.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect != 0);

    QQuickItem *innerRect = rect->property("myItem").value<QQuickItem*>();
    QVERIFY(innerRect != 0);

    QCOMPARE(innerRect->property("x").toInt(), int(0));

    QTRY_COMPARE(innerRect->property("x").toInt(), int(100));
}

//QTBUG-22555
void tst_qquickbehaviors::startOnCompleted()
{
    QQmlEngine engine;

    QQmlComponent c(&engine, testFileUrl("startOnCompleted.qml"));
    QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(c.create());
    QVERIFY(rect != 0);

    QQuickItem *innerRect = rect->findChild<QQuickRectangle*>();
    QVERIFY(innerRect != 0);

    QCOMPARE(innerRect->property("x").toInt(), int(0));

    QTRY_COMPARE(innerRect->property("x").toInt(), int(100));

    delete rect;
}

//QTBUG-25139
void tst_qquickbehaviors::multipleChangesToValueType()
{
    QQmlEngine engine;

    QQmlComponent c(&engine, testFileUrl("multipleChangesToValueType.qml"));
    QScopedPointer<QQuickRectangle> rect(qobject_cast<QQuickRectangle *>(c.create()));
    QVERIFY(rect != 0);

    QQuickText *text = rect->findChild<QQuickText *>();
    QVERIFY(text != 0);

    QFont value;
    value.setPointSize(24);
    QCOMPARE(text->property("font").value<QFont>(), value);

    QVERIFY(QMetaObject::invokeMethod(rect.data(), "updateFontProperties"));

    value.setItalic(true);
    value.setWeight(QFont::Bold);
    QCOMPARE(text->property("font").value<QFont>(), value);

    value.setPointSize(48);
    QTRY_COMPARE(text->property("font").value<QFont>(), value);
}

QTEST_MAIN(tst_qquickbehaviors)

#include "tst_qquickbehaviors.moc"