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#include <QtTest/QtTest>
#include <QtCore/qlocale.h>
#include <qaudiodeviceinfo.h>

#include <QStringList>
#include <QList>


class tst_QAudioDeviceInfo : public QObject
{
    Q_OBJECT
public:
    tst_QAudioDeviceInfo(QObject* parent=0) : QObject(parent) {}

private slots:
    void checkAvailableDefaultInput();
    void checkAvailableDefaultOutput();
    void outputList();
    void codecs();
    void channels();
    void sampleSizes();
    void byteOrders();
    void sampleTypes();
    void frequencies();
    void isformat();
    void preferred();
    void nearest();

private:
    QAudioDeviceInfo* device;
};

void tst_QAudioDeviceInfo::checkAvailableDefaultInput()
{
    QVERIFY(!QAudioDeviceInfo::defaultInputDevice().isNull());
}

void tst_QAudioDeviceInfo::checkAvailableDefaultOutput()
{
    QVERIFY(!QAudioDeviceInfo::defaultOutputDevice().isNull());
}

void tst_QAudioDeviceInfo::outputList()
{
    QList<QAudioDeviceId> devices = QAudioDeviceInfo::deviceList(QAudio::AudioOutput);
    QVERIFY(devices.size() > 0);
    device = new QAudioDeviceInfo(devices.at(0), this);
}

void tst_QAudioDeviceInfo::codecs()
{
    QStringList avail = device->supportedCodecs();
    QVERIFY(avail.size() > 0);
}

void tst_QAudioDeviceInfo::channels()
{
    QList<int> avail = device->supportedChannels();
    QVERIFY(avail.size() > 0);
}

void tst_QAudioDeviceInfo::sampleSizes()
{
    QList<int> avail = device->supportedSampleSizes();
    QVERIFY(avail.size() > 0);
}

void tst_QAudioDeviceInfo::byteOrders()
{
    QList<QAudioFormat::Endian> avail = device->supportedByteOrders();
    QVERIFY(avail.size() > 0);
}

void tst_QAudioDeviceInfo::sampleTypes()
{
    QList<QAudioFormat::SampleType> avail = device->supportedSampleTypes();
    QVERIFY(avail.size() > 0);
}

void tst_QAudioDeviceInfo::frequencies()
{
    QList<int> avail = device->supportedFrequencies();
    QVERIFY(avail.size() > 0);
}

void tst_QAudioDeviceInfo::isformat()
{
    QAudioFormat     format;
    format.setFrequency(44100);
    format.setChannels(2);
    format.setSampleType(QAudioFormat::SignedInt);
    format.setByteOrder(QAudioFormat::LittleEndian);
    format.setSampleSize(16);
    format.setCodec("audio/pcm");

    // Should always be true for these format
    QVERIFY(device->isFormatSupported(format));
}

void tst_QAudioDeviceInfo::preferred()
{
    QAudioFormat format = device->preferredFormat();
    QVERIFY(format.frequency() == 44100);
    QVERIFY(format.channels() == 2);
}

void tst_QAudioDeviceInfo::nearest()
{
    QAudioFormat format1, format2;
    format1.setFrequency(8000);
    format2 = device->nearestFormat(format1);
    QVERIFY(format2.frequency() == 44100);
}

QTEST_MAIN(tst_QAudioDeviceInfo)

#include "tst_qaudiodeviceinfo.moc"