qt-everywhere-src-5.15.1/qttools/tests/auto/qtdiag/tst_qtdiag.cpp

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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#include <QtTest/QtTest>

#include <QtCore/QProcess>
#include <QtCore/QLibraryInfo>
#include <QtCore/QFileInfo>
#include <QtCore/QDir>

class tst_QtDiag : public QObject
{
    Q_OBJECT

private slots:
    void initTestCase();
    void run();

private:
    QString m_binary;
};

void tst_QtDiag::initTestCase()
{
    QString binary = QLibraryInfo::location(QLibraryInfo::BinariesPath) + QStringLiteral("/qtdiag");
#  ifdef Q_OS_WIN
    binary += QStringLiteral(".exe");
#  endif
    const QFileInfo fi(binary);
    if (fi.isFile()) {
        m_binary = fi.absoluteFilePath();
    } else {
        const QByteArray message = QByteArrayLiteral("The binary '")
            + QDir::toNativeSeparators(binary).toLocal8Bit()
            +  QByteArrayLiteral("' does not exist.");
        QSKIP(message.constData());
    }
}

void tst_QtDiag::run()
{
    if (m_binary.isEmpty())
        QSKIP("Binary could not be found");
    QProcess process;
    qDebug() << "Launching " << QDir::toNativeSeparators(m_binary);
    process.start(m_binary, QStringList{});
    QVERIFY2(process.waitForStarted(), qPrintable(process.errorString()));
    QVERIFY(process.waitForFinished());
    QCOMPARE(process.exitStatus(), QProcess::NormalExit);
    QCOMPARE(process.exitCode(), 0);
    QByteArray output = process.readAll();
    QVERIFY(!output.isEmpty());
    output.replace('\r', "");
    qDebug("\n%s", output.constData());
}

QTEST_MAIN(tst_QtDiag)
#include "tst_qtdiag.moc"