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//TESTED_COMPONENT=src/location

#include "qgeocoordinate.h"

#include <qtest.h>
#include <QMetaType>
#include <QFile>
#include <QBuffer>
#include <QDebug>
#include <QThread>
#include <QScopedPointer>

#define private public
#include <qlandmarkmanager.h>
#include "qlandmarkfilehandler_gpx_p.h"
#include "qlandmarkmanagerdataholder.h"


QTM_USE_NAMESPACE

class TestThread : public QThread
{
public:
    volatile bool m_cancel;
    TestThread(): m_cancel(false){}

protected:
    void run() {
        msleep(10);
        m_cancel = true;
    }
};

Q_DECLARE_METATYPE(QList<QLandmark>);
Q_DECLARE_METATYPE(QList<QList<QLandmark> >);

class tst_QLandmarkFileHandler_Gpx : public QObject
{
    Q_OBJECT

private:
    QLandmarkManager *m_manager;
    QLandmarkFileHandlerGpx *m_handler;
    QString m_exportFile;
    QScopedPointer<QLandmarkManagerDataHolder> managerDataHolder;

    void clean() {
        QList<QLandmarkId> lmIds = m_manager->landmarkIds();
        for(int i=0; i < lmIds.count(); ++i) {
            QVERIFY(m_manager->removeLandmark(lmIds.at(i)));
        }

        QList<QLandmarkCategoryId> catIds = m_manager->categoryIds();
        for (int i=0; i < catIds.count(); ++i) {
            if (!m_manager->isReadOnly(catIds.at(i)))
                QVERIFY(m_manager->removeCategory(catIds.at(i)));
        }
        QTest::qWait(20);//try ensure notifications for these
                         //deletions are made prior to each test function.
    }

private slots:

    void init() {
        m_manager = new QLandmarkManager;
        m_handler = new QLandmarkFileHandlerGpx;
        clean();
    }

    void cleanup() {
        clean();
        delete m_handler;
        delete m_manager;

        if (QFile::exists(m_exportFile))
            QFile::remove(m_exportFile);
    }

    void initTestCase();
    void cleanupTestCase();

    void fileImport() {
        QFETCH(QString, fileIn);
        QFETCH(QString, fileOut);
        QFETCH(QString, exportPrefix);
        QFETCH(QList<QLandmark>, waypoints);
        QFETCH(QList<QList<QLandmark> >, tracks);
        QFETCH(QList<QList<QLandmark> >, routes);

        QFile file(fileIn);
        file.open(QIODevice::ReadOnly);

        QVERIFY(m_handler->importData(&file));

        file.close();

        QCOMPARE(m_handler->waypoints(), waypoints);
        QCOMPARE(m_handler->tracks(), tracks);
        QCOMPARE(m_handler->routes(), routes);
    }

    void fileImport_data() {
        commonData();
    }

    void dataExport() {
        QFETCH(QString, fileIn);
        QFETCH(QString, fileOut);
        QFETCH(QString, exportPrefix);
        QFETCH(QList<QLandmark>, waypoints);
        QFETCH(QList<QList<QLandmark> >, tracks);
        QFETCH(QList<QList<QLandmark> >, routes);

        m_handler->setWaypoints(waypoints);
        m_handler->setTracks(tracks);
        m_handler->setRoutes(routes);

        QBuffer buffer;
        buffer.open(QIODevice::WriteOnly);
        QVERIFY(m_handler->exportData(&buffer, exportPrefix));
        QByteArray dataExported = buffer.buffer();
        buffer.close();

        QFile file(fileOut);
        file.open(QIODevice::ReadOnly);

        QByteArray testData = file.readAll();

        file.close();

        QCOMPARE(dataExported, testData);
    }

    void dataExport_data() {
        commonData();
    }

    void fileImportErrors() {
        QFETCH(QString, file);
        QFETCH(QString, error);

        QString filename = ":/data/errors/";
        filename += file;
        QFile fileIn(filename);
        fileIn.open(QIODevice::ReadOnly);

        bool result = m_handler->importData(&fileIn);

        QVERIFY(!result);
        QCOMPARE(m_handler->errorString(), error);
    }

    void cancelExport()
    {
        TestThread cancelThread;
        QLandmarkFileHandlerGpx handler(&(cancelThread.m_cancel));
        QLandmark lm;
        QList<QLandmark> lms;
        for (int i=0; i < 100000; ++i) {
            lm.setName(QString("LM%1").arg(0));
            lms.append(lm);
        }

        handler.setWaypoints(lms);
        cancelThread.start();
        QFile file(m_exportFile);
        bool result = handler.exportData(&file);
        if (result)
            cancelThread.wait();

        QVERIFY(!result);
        QCOMPARE(handler.error(), QLandmarkManager::CancelError);
        cancelThread.wait();
    }

    void fileImportErrors_data() {
        QTest::addColumn<QString>("file");
        QTest::addColumn<QString>("error");

        QTest::newRow("No root element")
        << "gpx/noroot.xml"
        << "Expected a root element named \"gpx\" (no root element found).";
        QTest::newRow("Wrong root element")
        << "gpx/wrongroot.xml"
        << "The root element is expected to have the name \"gpx\" (root element was named \"notgpx\")." ;
        QTest::newRow("Two root elements")
        << "gpx/tworoots.xml"
        << "A single root element named \"gpx\" was expected (second root element was named \"notgpx\")";
        QTest::newRow("No version attribute")
        << "gpx/noversion.xml"
        << "The element \"gpx\" did not have the required attribute \"version\".";
        QTest::newRow("Wrong version attribute")
        << "gpx/wrongversion.xml"
        << "Only version 1.1. of the GPX schema is supported (version found was \"0.1\").";
        QTest::newRow("No creator attribute")
        << "gpx/nocreator.xml"
        << "The element \"gpx\" did not have the required attribute \"creator\".";
        QTest::newRow("Wrong order of gpx elements")
        << "gpx/wrongorder.xml"
        << "The element \"gpx\" did not expect a child element named \"wpt\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid first gpx element")
        << "gpx/invalidfirst.xml"
        << "The element \"gpx\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid middle gpx element")
        << "gpx/invalidmid.xml"
        << "The element \"gpx\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid last gpx element")
        << "gpx/invalidlast.xml"
        << "The element \"gpx\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("No latitude attribute")
        << "wpt/nolat.xml"
        << "The element \"wpt\" did not have the required attribute \"lat\".";
        QTest::newRow("Non-double latitude attribute")
        << "wpt/nondoublelat.xml"
        << "The attribute \"lat\" expected a value convertable to type double (value was \"forty two\").";
        QTest::newRow("Latitude attribute out of range")
        << "wpt/outofrangelat.xml"
        << "The attribute \"lat\" fell outside of the bounds -90.0 <= lat <= 90.0 (value was \"242.062835\").";
        QTest::newRow("No longitude attribute")
        << "wpt/nolon.xml"
        << "The element \"wpt\" did not have the required attribute \"lon\".";
        QTest::newRow("Non-double longitude attribute")
        << "wpt/nondoublelon.xml"
        << "The attribute \"lon\" expected a value convertable to type double (value was \"seventy one\").";
        QTest::newRow("Longitude attribute out of range")
        << "wpt/outofrangelon.xml"
        << "The attribute \"lon\" fell outside of the bounds -180.0 <= lat < 180.0 (value was \"-271.279118\").";
        QTest::newRow("Non-double elevation element")
        << "wpt/nondoubleele.xml"
        << "The element \"ele\" expected a value convertable to type double (value was \"ninety seven\").";
        QTest::newRow("Wrong order of wpt elements")
        << "wpt/wrongorder.xml"
        << "The element \"wpt\" did not expect a child element named \"name\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid first wpt element")
        << "wpt/invalidfirst.xml"
        << "The element \"wpt\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid middle wpt element")
        << "wpt/invalidmid.xml"
        <<  "The element \"wpt\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid last wpt element")
        << "wpt/invalidlast.xml"
        <<  "The element \"wpt\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Wrong order of rte elements")
        << "rte/wrongorder.xml"
        << "The element \"rte\" did not expect a child element named \"name\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid first rte element")
        << "rte/invalidfirst.xml"
        << "The element \"rte\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid middle rte element")
        << "rte/invalidmid.xml"
        << "The element \"rte\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid last rte element")
        << "rte/invalidlast.xml"
        << "The element \"rte\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Wrong order of trk elements")
        << "trk/wrongorder.xml"
        << "The element \"trk\" did not expect a child element named \"name\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid first trk element")
        << "trk/invalidfirst.xml"
        << "The element \"trk\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid middle trk element")
        << "trk/invalidmid.xml"
        << "The element \"trk\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid last trk element")
        << "trk/invalidlast.xml"
        << "The element \"trk\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Wrong order of trkseg elements")
        << "trkseg/wrongorder.xml"
        << "The element \"trkseg\" did not expect a child element named \"trkpt\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid first trkseg element")
        << "trkseg/invalidfirst.xml"
        << "The element \"trkseg\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid middle trkseg element")
        << "trkseg/invalidmid.xml"
        << "The element \"trkseg\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
        QTest::newRow("Invalid last trkseg element")
        << "trkseg/invalidlast.xml"
        << "The element \"trkseg\" did not expect a child element named \"invalid\" at this point (unknown child element or child element out of order).";
    }

private:
    void commonData() {
        QTest::addColumn<QString>("fileIn");
        QTest::addColumn<QString>("fileOut");
        QTest::addColumn<QString>("exportPrefix");
        QTest::addColumn<QList<QLandmark> >("waypoints");
        QTest::addColumn<QList<QList<QLandmark> > >("tracks");
        QTest::addColumn<QList<QList<QLandmark> > >("routes");

        QList<QLandmark> w;

        QLandmark w0;

        w0.setName("w0");
        w0.setDescription("Test data");
        w0.setCoordinate(QGeoCoordinate(1.0, 2.0, 3.0));

        w << w0;

        QLandmark w1;
        w1.setName("w1");
        w1.setCoordinate(QGeoCoordinate(4.0, 5.0));

        w << w1;

        QLandmark w2;
        w2.setDescription("Test data");
        w2.setCoordinate(QGeoCoordinate(6.0, 7.0));

        w << w2;

        QLandmark w3;
        w3.setCoordinate(QGeoCoordinate(8.0, 9.0, 10.0));

        w << w3;

        QLandmark w4;
        w4.setCoordinate(QGeoCoordinate(11.0, 12.0));

        w << w4;

        QList<QList<QLandmark> > t;

        QList<QLandmark> t0;

        QLandmark t00;
        t00.setCoordinate(QGeoCoordinate(13.0, 14.0));

        t0 << t00;

        QLandmark t01;
        t01.setCoordinate(QGeoCoordinate(15.0, 16.0));

        t0 << t01;

        QLandmark t02;
        t02.setCoordinate(QGeoCoordinate(17.0, 18.0));

        t0 << t02;

        QLandmark t03;
        t03.setCoordinate(QGeoCoordinate(19.0, 20.0));

        t0 << t03;

        t << t0;

        QList<QLandmark> t1;

        QLandmark t10;
        t10.setCoordinate(QGeoCoordinate(21.0, 22.0));

        t1 << t10;

        QLandmark t11;
        t11.setCoordinate(QGeoCoordinate(23.0, 24.0));

        t1 << t11;

        QLandmark t12;
        t12.setCoordinate(QGeoCoordinate(25.0, 26.0));

        t1 << t12;

        QLandmark t13;
        t13.setCoordinate(QGeoCoordinate(27.0, 28.0));

        t1 << t13;

        t << t1;

        QList<QList<QLandmark> > r;

        QList<QLandmark> r0;

        QLandmark r00;
        r00.setCoordinate(QGeoCoordinate(29.0, 30.0));

        r0 << r00;

        QLandmark r01;
        r01.setCoordinate(QGeoCoordinate(31.0, 32.0));

        r0 << r01;

        QLandmark r02;
        r02.setCoordinate(QGeoCoordinate(33.0, 34.0));

        r0 << r02;

        QLandmark r03;
        r03.setCoordinate(QGeoCoordinate(35.0, 36.0));

        r0 << r03;

        r << r0;

        QList<QLandmark> r1;

        QLandmark r10;
        r10.setCoordinate(QGeoCoordinate(37.0, 38.0));

        r1 << r10;

        QLandmark r11;
        r11.setCoordinate(QGeoCoordinate(39.0, 40.0));

        r1 << r11;

        QLandmark r12;
        r12.setCoordinate(QGeoCoordinate(41.0, 42.0));

        r1 << r12;

        QLandmark r13;
        r13.setCoordinate(QGeoCoordinate(43.0, 44.0));

        r1 << r13;

        r << r1;

        QTest::newRow("convert-empty")
        << ":/data/convert-empty.xml"
        << ":/data/convert-empty.xml"
        << ""
        << QList<QLandmark>()
        << QList<QList<QLandmark> >()
        << QList<QList<QLandmark> >();
        QTest::newRow("convert-waypoints")
        << ":/data/convert-waypoints.xml"
        << ":/data/convert-waypoints.xml"
        << ""
        << w
        << QList<QList<QLandmark> >()
        << QList<QList<QLandmark> >();

        QTest::newRow("convert-tracks")
        << ":/data/convert-tracks-in.xml"
        << ":/data/convert-tracks-out.xml"
        << ""
        << QList<QLandmark>()
        << t
        << QList<QList<QLandmark> >();

        QTest::newRow("convert-routes")
        << ":/data/convert-routes.xml"
        << ":/data/convert-routes.xml"
        << ""
        << QList<QLandmark>()
        << QList<QList<QLandmark> >()
        << r;

        QTest::newRow("convert-all")
        << ":/data/convert-all-in.xml"
        << ":/data/convert-all-out.xml"
        << ""
        << w
        << t
        << r;

        QTest::newRow("convert-all-in-prefixed")
        << ":/data/convert-all-in-prefixed.xml"
        << ":/data/convert-all-out.xml"
        << ""
        << w
        << t
        << r;

        QTest::newRow("convert-all-out-prefixed")
        << ":/data/convert-all-in.xml"
        << ":/data/convert-all-out-prefixed.xml"
        << "gpx"
        << w
        << t
        << r;
    }
};

void tst_QLandmarkFileHandler_Gpx::initTestCase()
{
    managerDataHolder.reset(new QLandmarkManagerDataHolder());
}

void tst_QLandmarkFileHandler_Gpx::cleanupTestCase() {
    managerDataHolder.reset(0);
    if (QFile::exists(m_exportFile))
        QFile::remove(m_exportFile);
}

QTEST_MAIN(tst_QLandmarkFileHandler_Gpx)
#include "tst_qlandmarkfilehandler_gpx.moc"