#include <QSignalSpy>#include <QDebug>#include <QCoreApplication>#include <QFile>  #include "CodecTests.h"#include "AudioClient.h"#include "DependencyManager.h"#include "NodeList.h"#include "plugins/CodecPlugin.h"#include "plugins/PluginManager.h" QTEST_MAIN(CodecTests)    void CodecTests::initTestCase() {    DependencyManager::set<PluginManager>();     QDir testPath (QCoreApplication::applicationDirPath());    QDir interfacePluginPath = testPath;       qDebug() << "Our directory is" << testPath;     interfacePluginPath.cdUp();    interfacePluginPath.cdUp();    interfacePluginPath.cd("interface");    interfacePluginPath.cd("plugins");    interfacePluginPath.makeAbsolute();     QString ourPluginPath = testPath.filePath("plugins");      qDebug() << "Interface plugins are at" << interfacePluginPath;    qDebug() << "Our plugins are at" << ourPluginPath;      QFile::link(interfacePluginPath.path(), ourPluginPath); } void CodecTests::loadCodecs() {    const auto& codecPlugins = PluginManager::getInstance()->getCodecPlugins();     QVERIFY(codecPlugins.size() > 0);      for (const auto& plugin : codecPlugins) {        auto codecName = plugin->getName();        qDebug() << "Codec:" << codecName << ", supported=" << plugin->isSupported();    }}   void CodecTests::testEncoders() {    const auto& codecPlugins = PluginManager::getInstance()->getCodecPlugins();     QVERIFY(codecPlugins.size() > 0);      for (const auto& plugin : codecPlugins) {        if (!plugin->isSupported()) {            qWarning() << "Skipping unsupported plugin" << plugin->getName();            continue;        }         Encoder* encoder = plugin->createEncoder(AudioConstants::SAMPLE_RATE, AudioConstants::STEREO);        QVERIFY(encoder != nullptr);         QByteArray data(AudioConstants::NETWORK_FRAME_BYTES_STEREO, 0);        QByteArray encoded;         encoder->encode(data, encoded);         QVERIFY(encoded.size() > 0);         qDebug() << "Codec" << plugin->getName() << "encoded empty buffer of" << data.size() << "bytes into" << encoded.size();    }} void CodecTests::testDecoders () {    const auto& codecPlugins = PluginManager::getInstance()->getCodecPlugins();     QVERIFY(codecPlugins.size() > 0);      for (const auto& plugin : codecPlugins) {        if (!plugin->isSupported()) {            qWarning() << "Skipping unsupported plugin" << plugin->getName();            continue;        }         Encoder* encoder = plugin->createEncoder(AudioConstants::SAMPLE_RATE, AudioConstants::STEREO);        Decoder* decoder = plugin->createDecoder(AudioConstants::SAMPLE_RATE, AudioConstants::STEREO);        QVERIFY(encoder != nullptr);         QByteArray data(AudioConstants::NETWORK_FRAME_BYTES_STEREO, 0);        QByteArray encoded;        QByteArray decoded;        QByteArray lost(AudioConstants::NETWORK_FRAME_BYTES_STEREO, 0);          encoder->encode(data, encoded);        decoder->decode(encoded, decoded);          QVERIFY(encoded.size() > 0);        QVERIFY(decoded.size() > 0);        QVERIFY(decoded.size() == data.size());        QVERIFY(lost.size() > 0);          qDebug() << "Codec" << plugin->getName() << "encoded empty buffer of" << data.size() << "bytes into" << encoded.size() << "and decoded back into" << decoded.size();         // This is here mostly for valgrind testing -- we can't really validate anything, but we can see if it crashes.        decoder->lostFrame(lost);        QVERIFY(lost.size() > 0);        qDebug() << "Codec" << plugin->getName() << "decoded a lost frame";    }}