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/* -*- C++ -*-

 */

#include <qcoreapplication.h>

#include <qmetatype.h>

#include <QtTest/QtTest>

#include <QtCore/qvariant.h>

#include <QtDBus/QtDBus>

#include "../qdbusmarshall/common.h"

Q_DECLARE_METATYPE(QVariantList)

#define TEST_INTERFACE_NAME "com.trolltech.QtDBus.MyObject"

#define TEST_SIGNAL_NAME "somethingHappened"

class MyObject: public QObject

{

    Q_OBJECT

    Q_CLASSINFO("D-Bus Interface", "com.trolltech.QtDBus.MyObject")

    Q_CLASSINFO("D-Bus Introspection", ""

"  <interface name=\"com.trolltech.QtDBus.MyObject\" >\n"

"    <property access=\"readwrite\" type=\"i\" name=\"prop1\" />\n"

"    <property name=\"complexProp\" type=\"ai\" access=\"readwrite\">\n"

"      <annotation name=\"com.trolltech.QtDBus.QtTypeName\" value=\"QList&lt;int&gt;\"/>\n"

"    </property>\n"

"    <signal name=\"somethingHappened\" >\n"

"      <arg direction=\"out\" type=\"s\" />\n"

"    </signal>\n"

"    <method name=\"ping\" >\n"

"      <arg direction=\"in\" type=\"v\" name=\"ping\" />\n"

"      <arg direction=\"out\" type=\"v\" name=\"ping\" />\n"

"    </method>\n"

"    <method name=\"ping\" >\n"

"      <arg direction=\"in\" type=\"v\" name=\"ping1\" />\n"

"      <arg direction=\"in\" type=\"v\" name=\"ping2\" />\n"

"      <arg direction=\"out\" type=\"v\" name=\"pong1\" />\n"

"      <arg direction=\"out\" type=\"v\" name=\"pong2\" />\n"

"    </method>\n"

"    <method name=\"ping\" >\n"

"      <arg direction=\"in\" type=\"ai\" name=\"ping\" />\n"

"      <arg direction=\"out\" type=\"ai\" name=\"ping\" />\n"

"      <annotation name=\"com.trolltech.QtDBus.QtTypeName.In0\" value=\"QList&lt;int&gt;\"/>\n"

"      <annotation name=\"com.trolltech.QtDBus.QtTypeName.Out0\" value=\"QList&lt;int&gt;\"/>\n"

"    </method>\n"

"  </interface>\n"

        "")

    Q_PROPERTY(int prop1 READ prop1 WRITE setProp1)

    Q_PROPERTY(QList<int> complexProp READ complexProp WRITE setComplexProp)

public:

    static int callCount;

    static QVariantList callArgs;

    MyObject()

    {

        QObject *subObject = new QObject(this);

        subObject->setObjectName("subObject");

    }

    int m_prop1;

    int prop1() const

    {

        ++callCount;

        return m_prop1;

    }

    void setProp1(int value)

    {

        ++callCount;

        m_prop1 = value;

    }

    QList<int> m_complexProp;

    QList<int> complexProp() const

    {

        ++callCount;

        return m_complexProp;

    }

    void setComplexProp(const QList<int> &value)

    {

        ++callCount;

        m_complexProp = value;

    }

public slots:

    void ping(QDBusMessage msg)

    {

        QDBusConnection sender = QDBusConnection::sender();

        if (!sender.isConnected())

            exit(1);

        ++callCount;

        callArgs = msg.arguments();

        msg.setDelayedReply(true);

        if (!sender.send(msg.createReply(callArgs)))

            exit(1);

    }

};

int MyObject::callCount = 0;

QVariantList MyObject::callArgs;

class Spy: public QObject

{

    Q_OBJECT

public:

    QString received;

    int count;

    Spy() : count(0)

    { }

public slots:

    void spySlot(const QString& arg)

    {

        received = arg;

        ++count;

    }

};

class DerivedFromQDBusInterface: public QDBusInterface

{

    Q_OBJECT

public:

    DerivedFromQDBusInterface()

        : QDBusInterface("com.example.Test", "/")

    {}

public slots:

    void method() {}

};

// helper function

void emitSignal(const QString &interface, const QString &name, const QString &arg)

{

    QDBusMessage msg = QDBusMessage::createSignal("/", interface, name);

    msg << arg;

    QDBusConnection::sessionBus().send(msg);

    QTest::qWait(1000);

}

class tst_QDBusInterface: public QObject

{

    Q_OBJECT

    MyObject obj;

public slots:

    void testServiceOwnerChanged(const QString &service)

    {

        if (service == "com.example.Test")

            QTestEventLoop::instance().exitLoop();

    }

private slots:

    void initTestCase();

    void notConnected();

    void notValid();

    void notValidDerived();

    void invalidAfterServiceOwnerChanged();

    void introspect();

    void callMethod();

    void invokeMethod();

    void invokeMethodWithReturn();

    void invokeMethodWithMultiReturn();

    void invokeMethodWithComplexReturn();

    void signal();

    void propertyRead();

    void propertyWrite();

    void complexPropertyRead();

    void complexPropertyWrite();

};

void tst_QDBusInterface::initTestCase()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QVERIFY(con.isConnected());

    QTest::qWait(500);

    con.registerObject("/", &obj, QDBusConnection::ExportAllProperties

                       | QDBusConnection::ExportAllSlots

                       | QDBusConnection::ExportChildObjects);

}

void tst_QDBusInterface::notConnected()

{

    QDBusConnection connection("");

    QVERIFY(!connection.isConnected());

    QDBusInterface interface("org.freedesktop.DBus", "/", "org.freedesktop.DBus",

                             connection);

    QVERIFY(!interface.isValid());

    QVERIFY(!QMetaObject::invokeMethod(&interface, "ListNames", Qt::DirectConnection));

}

void tst_QDBusInterface::notValid()

{

    QDBusConnection connection("");

    QVERIFY(!connection.isConnected());

    QDBusInterface interface("com.example.Test", QString(), "org.example.Test",

                             connection);

    QVERIFY(!interface.isValid());

    QVERIFY(!QMetaObject::invokeMethod(&interface, "ListNames", Qt::DirectConnection));

}

void tst_QDBusInterface::notValidDerived()

{

    DerivedFromQDBusInterface c;

    QVERIFY(!c.isValid());

    QMetaObject::invokeMethod(&c, "method", Qt::DirectConnection);

}

void tst_QDBusInterface::invalidAfterServiceOwnerChanged()

{

    // this test is technically the same as tst_QDBusAbstractInterface::followSignal

    QDBusConnection conn = QDBusConnection::sessionBus();

    QDBusConnectionInterface *connIface = conn.interface();

    QDBusInterface validInterface(conn.baseService(), "/");

    QVERIFY(validInterface.isValid());

    QDBusInterface invalidInterface("com.example.Test", "/");

    QVERIFY(!invalidInterface.isValid());

    QTestEventLoop::instance().connect(connIface, SIGNAL(serviceOwnerChanged(QString, QString, QString)),

                                       SLOT(exitLoop()));

    QVERIFY(connIface->registerService("com.example.Test") == QDBusConnectionInterface::ServiceRegistered);

    QTestEventLoop::instance().enterLoop(5);

    QVERIFY(!QTestEventLoop::instance().timeout());

    QVERIFY(invalidInterface.isValid());

}

void tst_QDBusInterface::introspect()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QDBusInterface iface(QDBusConnection::sessionBus().baseService(), QLatin1String("/"),

                         TEST_INTERFACE_NAME);

    const QMetaObject *mo = iface.metaObject();

    QVERIFY(mo->indexOfSignal(TEST_SIGNAL_NAME "(QString)") != -1);

    QCOMPARE(mo->propertyCount() - mo->propertyOffset(), 2);

    QVERIFY(mo->indexOfProperty("prop1") != -1);

    QVERIFY(mo->indexOfProperty("complexProp") != -1);

}

void tst_QDBusInterface::callMethod()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QDBusInterface iface(QDBusConnection::sessionBus().baseService(), QLatin1String("/"),

                         TEST_INTERFACE_NAME);

    MyObject::callCount = 0;

    QDBusMessage reply = iface.call("ping", qVariantFromValue(QDBusVariant("foo")));

    QCOMPARE(MyObject::callCount, 1);

    QCOMPARE(reply.type(), QDBusMessage::ReplyMessage);

    // verify what the callee received

    QCOMPARE(MyObject::callArgs.count(), 1);

    QVariant v = MyObject::callArgs.at(0);

    QDBusVariant dv = qdbus_cast<QDBusVariant>(v);

    QCOMPARE(dv.variant().type(), QVariant::String);

    QCOMPARE(dv.variant().toString(), QString("foo"));

    // verify reply

    QCOMPARE(reply.arguments().count(), 1);

    v = reply.arguments().at(0);

    dv = qdbus_cast<QDBusVariant>(v);

    QCOMPARE(dv.variant().type(), QVariant::String);

    QCOMPARE(dv.variant().toString(), QString("foo"));

}

void tst_QDBusInterface::invokeMethod()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QDBusInterface iface(QDBusConnection::sessionBus().baseService(), QLatin1String("/"),

                         TEST_INTERFACE_NAME);

    MyObject::callCount = 0;

    QDBusVariant arg("foo");

    QVERIFY(QMetaObject::invokeMethod(&iface, "ping", Q_ARG(QDBusVariant, arg)));

    QCOMPARE(MyObject::callCount, 1);

    // verify what the callee received

    QCOMPARE(MyObject::callArgs.count(), 1);

    QVariant v = MyObject::callArgs.at(0);

    QDBusVariant dv = qdbus_cast<QDBusVariant>(v);

    QCOMPARE(dv.variant().type(), QVariant::String);

    QCOMPARE(dv.variant().toString(), QString("foo"));

}

void tst_QDBusInterface::invokeMethodWithReturn()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QDBusInterface iface(QDBusConnection::sessionBus().baseService(), QLatin1String("/"),

                         TEST_INTERFACE_NAME);

    MyObject::callCount = 0;

    QDBusVariant arg("foo");

    QVERIFY(QMetaObject::invokeMethod(&iface, "ping", Q_RETURN_ARG(QDBusVariant, retArg), Q_ARG(QDBusVariant, arg)));

    QCOMPARE(MyObject::callCount, 1);

    // verify what the callee received

    QCOMPARE(MyObject::callArgs.count(), 1);

    QVariant v = MyObject::callArgs.at(0);

    QDBusVariant dv = qdbus_cast<QDBusVariant>(v);

    QCOMPARE(dv.variant().type(), QVariant::String);

    QCOMPARE(dv.variant().toString(), arg.variant().toString());

    // verify that we got the reply as expected

    QCOMPARE(retArg.variant(), arg.variant());

}

void tst_QDBusInterface::invokeMethodWithMultiReturn()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QDBusInterface iface(QDBusConnection::sessionBus().baseService(), QLatin1String("/"),

                         TEST_INTERFACE_NAME);

    MyObject::callCount = 0;

    QDBusVariant arg("foo"), arg2("bar");

    QVERIFY(QMetaObject::invokeMethod(&iface, "ping",

                                      Q_RETURN_ARG(QDBusVariant, retArg),

                                      Q_ARG(QDBusVariant, arg),

                                      Q_ARG(QDBusVariant, arg2),

                                      Q_ARG(QDBusVariant&, retArg2)));

    QCOMPARE(MyObject::callCount, 1);

    // verify what the callee received

    QCOMPARE(MyObject::callArgs.count(), 2);

    QVariant v = MyObject::callArgs.at(0);

    QDBusVariant dv = qdbus_cast<QDBusVariant>(v);

    QCOMPARE(dv.variant().type(), QVariant::String);

    QCOMPARE(dv.variant().toString(), arg.variant().toString());

    v = MyObject::callArgs.at(1);

    dv = qdbus_cast<QDBusVariant>(v);

    QCOMPARE(dv.variant().type(), QVariant::String);

    QCOMPARE(dv.variant().toString(), arg2.variant().toString());

    // verify that we got the replies as expected

    QCOMPARE(retArg.variant(), arg.variant());

    QCOMPARE(retArg2.variant(), arg2.variant());

}

void tst_QDBusInterface::invokeMethodWithComplexReturn()

{

    QDBusConnection con = QDBusConnection::sessionBus();

    QDBusInterface iface(QDBusConnection::sessionBus().baseService(), QLatin1String("/"),

                         TEST_INTERFACE_NAME);

    MyObject::callCount = 0;

    QList<int> arg = QList<int>() << 42 << -47;