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#include <qtest.h>

#include <QtDeclarative/qdeclarativeengine.h>

#include <QtDeclarative/qdeclarativecomponent.h>

#include <private/qdeclarativeconnections_p.h>

#include <private/qdeclarativeitem_p.h>

#include "../../../shared/util.h"

#include <QtDeclarative/qdeclarativescriptstring.h>

class tst_qdeclarativeconnection : public QObject

{

    Q_OBJECT

public:

    tst_qdeclarativeconnection();

private slots:

    void defaultValues();

    void properties();

    void connection();

    void trimming();

    void targetChanged();

    void unknownSignals_data();

    void unknownSignals();

private:

    QDeclarativeEngine engine;

};

tst_qdeclarativeconnection::tst_qdeclarativeconnection()

{

}

void tst_qdeclarativeconnection::defaultValues()

{

    QDeclarativeEngine engine;

    QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/test-connection3.qml"));

    QDeclarativeConnections *item = qobject_cast<QDeclarativeConnections*>(c.create());

    QVERIFY(item != 0);

    QVERIFY(item->target() == 0);

    delete item;

}

void tst_qdeclarativeconnection::properties()

{

    QDeclarativeEngine engine;

    QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/test-connection2.qml"));

    QDeclarativeConnections *item = qobject_cast<QDeclarativeConnections*>(c.create());

    QVERIFY(item != 0);

    QVERIFY(item != 0);

    QVERIFY(item->target() == item);

    delete item;

}

void tst_qdeclarativeconnection::connection()

{

    QDeclarativeEngine engine;

    QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/test-connection.qml"));

    QDeclarativeItem *item = qobject_cast<QDeclarativeItem*>(c.create());

    QVERIFY(item != 0);

    QCOMPARE(item->property("tested").toBool(), false);

    QCOMPARE(item->width(), 50.);

    emit item->setWidth(100.);

    QCOMPARE(item->width(), 100.);

    QCOMPARE(item->property("tested").toBool(), true);

    delete item;

}

void tst_qdeclarativeconnection::trimming()

{

    QDeclarativeEngine engine;

    QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/trimming.qml"));

    QDeclarativeItem *item = qobject_cast<QDeclarativeItem*>(c.create());

    QVERIFY(item != 0);

    QCOMPARE(item->property("tested").toString(), QString(""));

    int index = item->metaObject()->indexOfSignal("testMe(int,QString)");

    QMetaMethod method = item->metaObject()->method(index);

    method.invoke(item,

                  Qt::DirectConnection,

                  Q_ARG(int, 5),

                  Q_ARG(QString, "worked"));

    QCOMPARE(item->property("tested").toString(), QString("worked5"));

    delete item;

}

// Confirm that target can be changed by one of our signal handlers

void tst_qdeclarativeconnection::targetChanged()

{

    QDeclarativeEngine engine;

    QDeclarativeComponent c(&engine, QUrl::fromLocalFile(SRCDIR "/data/connection-targetchange.qml"));

    QDeclarativeItem *item = qobject_cast<QDeclarativeItem*>(c.create());

    QVERIFY(item != 0);

    QDeclarativeConnections *connections = item->findChild<QDeclarativeConnections*>("connections");

    QVERIFY(connections);

    QDeclarativeItem *item1 = item->findChild<QDeclarativeItem*>("item1");

    QVERIFY(item1);

    item1->setWidth(200);

    QDeclarativeItem *item2 = item->findChild<QDeclarativeItem*>("item2");

    QVERIFY(item2);

    QVERIFY(connections->target() == item2);

    // If we don't crash then we're OK

    delete item;

}

void tst_qdeclarativeconnection::unknownSignals_data()

{

    QTest::addColumn<QString>("file");

    QTest::addColumn<QString>("error");

    QTest::newRow("basic") << "connection-unknownsignals.qml" << ":6:5: QML Connections: Cannot assign to non-existent property \"onFooBar\"";

    QTest::newRow("parent") << "connection-unknownsignals-parent.qml" << ":6:5: QML Connections: Cannot assign to non-existent property \"onFooBar\"";

    QTest::newRow("ignored") << "connection-unknownsignals-ignored.qml" << ""; // should be NO error

    QTest::newRow("notarget") << "connection-unknownsignals-notarget.qml" << ""; // should be NO error

}

void tst_qdeclarativeconnection::unknownSignals()

{

    QFETCH(QString, file);

    QFETCH(QString, error);

    QUrl url = QUrl::fromLocalFile(SRCDIR "/data/" + file);

    if (!error.isEmpty()) {

        QTest::ignoreMessage(QtWarningMsg, (url.toString() + error).toLatin1());

    } else {

        // QTest has no way to insist no message (i.e. fail)

    }

    QDeclarativeEngine engine;

    QDeclarativeComponent c(&engine, url);

    QDeclarativeItem *item = qobject_cast<QDeclarativeItem*>(c.create());

    QVERIFY(item != 0);

    // check that connection is created (they are all runtime errors)

    QDeclarativeConnections *connections = item->findChild<QDeclarativeConnections*>("connections");

    QVERIFY(connections);

    delete item;

}

QTEST_MAIN(tst_qdeclarativeconnection)

#include "tst_qdeclarativeconnection.moc"