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****************************************************************************/

#include <QtTest/QtTest>

#include "qstate.h"

#include "qstatemachine.h"

#include "qsignaltransition.h"

// Will try to wait for the condition while allowing event processing

#define QTRY_COMPARE(__expr, __expected) \

    do { \

        const int __step = 50; \

        const int __timeout = 5000; \

        if ((__expr) != (__expected)) { \

            QTest::qWait(0); \

        } \

        for (int __i = 0; __i < __timeout && ((__expr) != (__expected)); __i+=__step) { \

            QTest::qWait(__step); \

        } \

        QCOMPARE(__expr, __expected); \

    } while(0)

//TESTED_CLASS=

//TESTED_FILES=

class tst_QState : public QObject

{

    Q_OBJECT

public:

    tst_QState();

    virtual ~tst_QState();

private slots:

#if 0

    void test();

#endif

    void assignProperty();

    void assignPropertyTwice();

    void historyInitialState();

private:

    bool functionCalled;

};

tst_QState::tst_QState() : functionCalled(false)

{

}

tst_QState::~tst_QState()

{

}

#if 0

void tst_QState::test()

{

    QStateMachine machine;

    QState *s1 = new QState(&machine);

    QCOMPARE(s1->machine(), &machine);

    QCOMPARE(s1->parentState(), &machine);

    QCOMPARE(s1->initialState(), (QState*)0);

    QVERIFY(s1->childStates().isEmpty());

    QVERIFY(s1->transitions().isEmpty());

    QCOMPARE(s1->isFinal(), false);

    s1->setFinal(true);

    QCOMPARE(s1->isFinal(), true);

    s1->setFinal(false);

    QCOMPARE(s1->isFinal(), false);

    QCOMPARE(s1->isParallel(), false);

    s1->setParallel(true);

    QCOMPARE(s1->isParallel(), true);

    s1->setParallel(false);

    QCOMPARE(s1->isParallel(), false);

    QCOMPARE(s1->isAtomic(), true);

    QCOMPARE(s1->isCompound(), false);

    QCOMPARE(s1->isComplex(), false);

    QState *s11 = new QState(s1);

    QCOMPARE(s11->parentState(), s1);

    QCOMPARE(s11->isAtomic(), true);

    QCOMPARE(s11->isCompound(), false);

    QCOMPARE(s11->isComplex(), false);

    QCOMPARE(s11->machine(), s1->machine());

    QVERIFY(s11->isDescendantOf(s1));

    QCOMPARE(s1->initialState(), (QState*)0);

    QCOMPARE(s1->childStates().size(), 1);

    QCOMPARE(s1->childStates().at(0), s11);

    QCOMPARE(s1->isAtomic(), false);

    QCOMPARE(s1->isCompound(), true);

    QCOMPARE(s1->isComplex(), true);

    s1->setParallel(true);

    QCOMPARE(s1->isAtomic(), false);

    QCOMPARE(s1->isCompound(), false);

    QCOMPARE(s1->isComplex(), true);

    QState *s12 = new QState(s1);

    QCOMPARE(s12->parentState(), s1);

    QCOMPARE(s12->isAtomic(), true);

    QCOMPARE(s12->isCompound(), false);

    QCOMPARE(s12->isComplex(), false);

    QCOMPARE(s12->machine(), s1->machine());

    QVERIFY(s12->isDescendantOf(s1));

    QVERIFY(!s12->isDescendantOf(s11));

    QCOMPARE(s1->initialState(), (QState*)0);

    QCOMPARE(s1->childStates().size(), 2);

    QCOMPARE(s1->childStates().at(0), s11);

    QCOMPARE(s1->childStates().at(1), s12);

    QCOMPARE(s1->isAtomic(), false);

    QCOMPARE(s1->isCompound(), false);

    QCOMPARE(s1->isComplex(), true);

    s1->setParallel(false);

    QCOMPARE(s1->isAtomic(), false);

    QCOMPARE(s1->isCompound(), true);

    QCOMPARE(s1->isComplex(), true);

    s1->setInitialState(s11);

    QCOMPARE(s1->initialState(), s11);

    s1->setInitialState(0);

    QCOMPARE(s1->initialState(), (QState*)0);

    s1->setInitialState(s12);

    QCOMPARE(s1->initialState(), s12);

    QState *s13 = new QState();

    s1->setInitialState(s13);

    QCOMPARE(s13->parentState(), s1);

    QCOMPARE(s1->childStates().size(), 3);

    QCOMPARE(s1->childStates().at(0), s11);

    QCOMPARE(s1->childStates().at(1), s12);

    QCOMPARE(s1->childStates().at(2), s13);

    QVERIFY(s13->isDescendantOf(s1));

    QVERIFY(s12->childStates().isEmpty());

    QState *s121 = new QState(s12);

    QCOMPARE(s121->parentState(), s12);

    QCOMPARE(s121->isAtomic(), true);

    QCOMPARE(s121->isCompound(), false);

    QCOMPARE(s121->isComplex(), false);

    QCOMPARE(s121->machine(), s12->machine());

    QVERIFY(s121->isDescendantOf(s12));

    QVERIFY(s121->isDescendantOf(s1));

    QVERIFY(!s121->isDescendantOf(s11));

    QCOMPARE(s12->childStates().size(), 1);

    QCOMPARE(s12->childStates().at(0), (QState*)s121);

    QCOMPARE(s1->childStates().size(), 3);

    QCOMPARE(s1->childStates().at(0), s11);

    QCOMPARE(s1->childStates().at(1), s12);

    QCOMPARE(s1->childStates().at(2), s13);

    s11->addTransition(s12);

    QCOMPARE(s11->transitions().size(), 1);

    QCOMPARE(s11->transitions().at(0)->sourceState(), s11);

    QCOMPARE(s11->transitions().at(0)->targetStates().size(), 1);

    QCOMPARE(s11->transitions().at(0)->targetStates().at(0), s12);

    QCOMPARE(s11->transitions().at(0)->eventType(), QEvent::None);

    QState *s14 = new QState();

    s12->addTransition(QList<QState*>() << s13 << s14);

    QCOMPARE(s12->transitions().size(), 1);

    QCOMPARE(s12->transitions().at(0)->sourceState(), s12);

    QCOMPARE(s12->transitions().at(0)->targetStates().size(), 2);

    QCOMPARE(s12->transitions().at(0)->targetStates().at(0), s13);

    QCOMPARE(s12->transitions().at(0)->targetStates().at(1), s14);

    QCOMPARE(s12->transitions().at(0)->eventType(), QEvent::None);

    s13->addTransition(this, SIGNAL(destroyed()), s14);

    QCOMPARE(s13->transitions().size(), 1);

    QCOMPARE(s13->transitions().at(0)->sourceState(), s13);

    QCOMPARE(s13->transitions().at(0)->targetStates().size(), 1);

    QCOMPARE(s13->transitions().at(0)->targetStates().at(0), s14);

    QCOMPARE(s13->transitions().at(0)->eventType(), QEvent::Signal);

    QVERIFY(qobject_cast<QSignalTransition*>(s13->transitions().at(0)) != 0);

    delete s13->transitions().at(0);

    QCOMPARE(s13->transitions().size(), 0);

    s12->addTransition(this, SIGNAL(destroyed()), s11);

    QCOMPARE(s12->transitions().size(), 2);

}

#endif

class TestClass: public QObject

{

    Q_OBJECT

public:

    TestClass() : called(false) {}

    bool called;

public slots:

    void slot() { called = true; }

};

void tst_QState::assignProperty()

{

    QStateMachine machine;

    QObject *object = new QObject();

    object->setProperty("fooBar", 10);

    QState *s1 = new QState(&machine);

    s1->assignProperty(object, "fooBar", 20);

    machine.setInitialState(s1);

    machine.start();

    QCoreApplication::processEvents();

    QCOMPARE(object->property("fooBar").toInt(), 20);

}

void tst_QState::assignPropertyTwice()

{

    QStateMachine machine;

    QObject *object = new QObject();

    object->setProperty("fooBar", 10);

    QState *s1 = new QState(&machine);

    s1->assignProperty(object, "fooBar", 20);

    s1->assignProperty(object, "fooBar", 30);

    machine.setInitialState(s1);

    machine.start();

    QCoreApplication::processEvents();

    QCOMPARE(object->property("fooBar").toInt(), 30);

}

class EventTestTransition: public QAbstractTransition

{

public:

    EventTestTransition(QEvent::Type type, QState *targetState) 

        : QAbstractTransition(), m_type(type)

    {

        setTargetState(targetState);

    }

protected:

    bool eventTest(QEvent *e)

    {

        return e->type() == m_type;

    }

    void onTransition(QEvent *) {}

private:

    QEvent::Type m_type;

};

void tst_QState::historyInitialState() 

{

    QStateMachine machine;

    QState *s1 = new QState(&machine);

    QState *s2 = new QState(&machine);

    QHistoryState *h1 = new QHistoryState(s2);

    s2->setInitialState(h1);

    QState *s3 = new QState(s2);

    h1->setDefaultState(s3);

    QState *s4 = new QState(s2);

    s1->addTransition(new EventTestTransition(QEvent::User, s2));

    s2->addTransition(new EventTestTransition(QEvent::User, s1));

    s3->addTransition(new EventTestTransition(QEvent::Type(QEvent::User+1), s4));

    machine.setInitialState(s1);

    machine.start();

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 1);

    QVERIFY(machine.configuration().contains(s1));

    machine.postEvent(new QEvent(QEvent::User));

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 2);

    QVERIFY(machine.configuration().contains(s2));

    QVERIFY(machine.configuration().contains(s3));

    machine.postEvent(new QEvent(QEvent::User));

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 1);

    QVERIFY(machine.configuration().contains(s1));

    machine.postEvent(new QEvent(QEvent::User));

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 2);

    QVERIFY(machine.configuration().contains(s2));

    QVERIFY(machine.configuration().contains(s3));

    machine.postEvent(new QEvent(QEvent::Type(QEvent::User+1)));

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 2);

    QVERIFY(machine.configuration().contains(s2));

    QVERIFY(machine.configuration().contains(s4));

    machine.postEvent(new QEvent(QEvent::User));

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 1);

    QVERIFY(machine.configuration().contains(s1));

    machine.postEvent(new QEvent(QEvent::User));

    QCoreApplication::processEvents();

    QCOMPARE(machine.configuration().size(), 2);

    QVERIFY(machine.configuration().contains(s2));

    QVERIFY(machine.configuration().contains(s4));

}

QTEST_MAIN(tst_QState)

#include "tst_qstate.moc"