tst_nmeasatelliteinfosource_generic_sim.cpp

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// Copyright (C) 2021 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <QTest>

#include <QtPositioning/QNmeaSatelliteInfoSource>

#include "../../qgeosatelliteinfosource/testqgeosatelliteinfosource_p.h"

#include "../../utils/qlocationtestutils_p.h"

class UnlimitedNmeaStream : public QIODevice

    Q_OBJECT

public:

    UnlimitedNmeaStream(QObject *parent) : QIODevice(parent) {}

protected:

    qint64 readData(char *data, qint64 maxSize) override

        if (maxSize == 0)

            return 0;

        QByteArray bytes;

        if (genSatInView) {

            increaseSatId();

            bytes = QLocationTestUtils::createGsvVariableSentence(satId).toLatin1();

        } else {

            bytes = QLocationTestUtils::createGsaVariableSentence(satId).toLatin1();

        genSatInView = !genSatInView;

        qint64 sz = qMin(qint64(bytes.size()), maxSize);

        memcpy(data, bytes.constData(), sz);

        return sz;

    qint64 writeData(const char *, qint64) override

        return -1;

    qint64 bytesAvailable() const override

        return 1024 + QIODevice::bytesAvailable();

private:

    void increaseSatId()

        if (++satId == 0)

            satId = 1;

    quint8 satId = 0;

    bool genSatInView = true;

};

class tst_QNmeaSatelliteInfoSource_Generic_Simulation : public TestQGeoSatelliteInfoSource

    Q_OBJECT

protected:

    QGeoSatelliteInfoSource *createTestSource() override

        QNmeaSatelliteInfoSource *source =

                new QNmeaSatelliteInfoSource(QNmeaSatelliteInfoSource::UpdateMode::SimulationMode);

        source->setDevice(new UnlimitedNmeaStream(source));

        return source;

};

#include "tst_nmeasatelliteinfosource_generic_sim.moc"

QTEST_GUILESS_MAIN(tst_QNmeaSatelliteInfoSource_Generic_Simulation)