qtdeclarative/tests/auto/qml/qmlplugindump/tst_qmlplugindump.cpp

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** Copyright (C) 2016 The Qt Company Ltd.
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** This file is part of the test suite of the Qt Toolkit.
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#include <qtest.h>
#include <QLibraryInfo>
#include <QDir>
#include <QProcess>
#include <QDebug>
#include <cstdlib>

class tst_qmlplugindump : public QObject
{
    Q_OBJECT
public:
    tst_qmlplugindump();

private slots:
    void initTestCase();
    void builtins();
    void singleton();

private:
    QString qmlplugindumpPath;
};

tst_qmlplugindump::tst_qmlplugindump()
{
}

void tst_qmlplugindump::initTestCase()
{
    qmlplugindumpPath = QLibraryInfo::location(QLibraryInfo::BinariesPath);

#if defined(Q_OS_WIN)
    qmlplugindumpPath += QLatin1String("/qmlplugindump.exe");
#else
    qmlplugindumpPath += QLatin1String("/qmlplugindump");
#endif

    if (!QFileInfo(qmlplugindumpPath).exists()) {
        QString message = QString::fromLatin1("qmlplugindump executable not found (looked for %0)")
                .arg(qmlplugindumpPath);
        QFAIL(qPrintable(message));
    }
}

void tst_qmlplugindump::builtins()
{
    QProcess dumper;
    QStringList args;
    args += QLatin1String("-builtins");
    dumper.start(qmlplugindumpPath, args);
    dumper.waitForFinished();

    if (dumper.error() != QProcess::UnknownError
            || dumper.exitStatus() != QProcess::NormalExit) {
        qWarning() << QString("Error while running '%1 %2'").arg(
                          qmlplugindumpPath, args.join(QLatin1Char(' ')));
    }

    if (dumper.error() == QProcess::FailedToStart) {
        QFAIL("failed to start");
    }
    if (dumper.error() == QProcess::Crashed) {
        qWarning() << "stderr:\n" << dumper.readAllStandardError();
        QFAIL("crashed");
    }

    QCOMPARE(dumper.error(), QProcess::UnknownError);
    QCOMPARE(dumper.exitStatus(), QProcess::NormalExit);

    const QString &result = dumper.readAllStandardOutput();
    QVERIFY(result.contains(QLatin1String("Module {")));
}

void tst_qmlplugindump::singleton()
{
    QProcess dumper;
    QStringList args;
    args << QLatin1String("tests.dumper.CompositeSingleton") << QLatin1String("1.0")
         << QLatin1String(".");
    dumper.start(qmlplugindumpPath, args);
    dumper.waitForFinished();

    const QString &result = dumper.readAllStandardOutput();
    qDebug() << "result: " << result;
    QVERIFY(result.contains(QLatin1String("exports: [\"Singleton 1.0\"]")));
    QVERIFY(result.contains(QLatin1String("exportMetaObjectRevisions: [0]")));
}

QTEST_MAIN(tst_qmlplugindump)

#include "tst_qmlplugindump.moc"