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#include "qnmeapositioninfosourceproxyfactory.h"
#include "../testqgeopositioninfosource_p.h"
#include "../qlocationtestutils_p.h"

#include <qnmeapositioninfosource.h>
#include <QSignalSpy>
#include <QTest>

QTM_USE_NAMESPACE
Q_DECLARE_METATYPE(QNmeaPositionInfoSource::UpdateMode)
Q_DECLARE_METATYPE(QGeoPositionInfo)

class DummyNmeaPositionInfoSource : public QNmeaPositionInfoSource
{
    Q_OBJECT

public:
    DummyNmeaPositionInfoSource(QNmeaPositionInfoSource::UpdateMode mode, QObject *parent = 0);

protected:
    virtual bool parsePosInfoFromNmeaData(const char *data,
                                          int size,
                                          QGeoPositionInfo *posInfo,
                                          bool *hasFix);

private:
    int callCount;
};

DummyNmeaPositionInfoSource::DummyNmeaPositionInfoSource(QNmeaPositionInfoSource::UpdateMode mode, QObject *parent) :
        QNmeaPositionInfoSource(mode, parent),
        callCount(0)
{
}

bool DummyNmeaPositionInfoSource::parsePosInfoFromNmeaData(const char* data,
                                                           int size,
                                                           QGeoPositionInfo *posInfo,
                                                           bool *hasFix)
{
    Q_UNUSED(data);
    Q_UNUSED(size);

    posInfo->setCoordinate(QGeoCoordinate(callCount * 1.0, callCount * 1.0, callCount * 1.0));
    posInfo->setTimestamp(QDateTime::currentDateTime().toUTC());
    *hasFix = true;
    ++callCount;

    return true;
}

class tst_DummyNmeaPositionInfoSource : public QObject
{
    Q_OBJECT

public:
    tst_DummyNmeaPositionInfoSource();

private slots:
    void initTestCase();
    void testOverloadedParseFunction();
};


tst_DummyNmeaPositionInfoSource::tst_DummyNmeaPositionInfoSource() {}

void tst_DummyNmeaPositionInfoSource::initTestCase()
{
    qRegisterMetaType<QGeoPositionInfo>();
}

void tst_DummyNmeaPositionInfoSource::testOverloadedParseFunction()
{
    DummyNmeaPositionInfoSource source(QNmeaPositionInfoSource::RealTimeMode);
    QNmeaPositionInfoSourceProxyFactory factory;
    QNmeaPositionInfoSourceProxy *proxy = static_cast<QNmeaPositionInfoSourceProxy*>(factory.createProxy(&source));

    QSignalSpy spy(proxy->source(), SIGNAL(positionUpdated(QGeoPositionInfo)));

    QGeoPositionInfo pos;

    proxy->source()->startUpdates();

    proxy->feedBytes(QString("The parser converts\n").toAscii());

    QTRY_VERIFY_WITH_TIMEOUT((spy.count() == 1), 10000);
    pos = spy.at(0).at(0).value<QGeoPositionInfo>();

    QVERIFY((pos.coordinate().latitude() == 0.0)
        && (pos.coordinate().longitude() == 0.0)
        && (pos.coordinate().altitude() == 0.0));

    spy.clear();

    proxy->feedBytes(QString("any data it receives\n").toAscii());

    QTRY_VERIFY_WITH_TIMEOUT((spy.count() == 1), 10000);
    pos = spy.at(0).at(0).value<QGeoPositionInfo>();

    QVERIFY((pos.coordinate().latitude() == 1.0)
        && (pos.coordinate().longitude() == 1.0)
        && (pos.coordinate().altitude() == 1.0));

    spy.clear();

    proxy->feedBytes(QString("into positions\n").toAscii());

    QTRY_VERIFY_WITH_TIMEOUT((spy.count() == 1), 10000);
    pos = spy.at(0).at(0).value<QGeoPositionInfo>();

    QVERIFY((pos.coordinate().latitude() == 2.0)
        && (pos.coordinate().longitude() == 2.0)
        && (pos.coordinate().altitude() == 2.0));

    spy.clear();
}

#include "tst_dummynmeapositioninfosource.moc"

QTEST_MAIN(tst_DummyNmeaPositionInfoSource);