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/****************************************************************************
**
** 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.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QDir>
#include <QEventLoop>
#include <QPair>
#include <QtDebug>
#include "ExitCode.h"
#include "Worker.h"
using namespace QPatternistSDK;
const char *const Worker::m_indent = " ";
Worker::Worker(QEventLoop &ev,
const QFileInfo &baseline,
const QFileInfo &result) : m_finishedCount(0)
, m_baselineFile(baseline)
, m_resultFile(result)
, m_eventLoop(ev)
{
}
void Worker::list(QTextStream &out, const QString &msg, QStringList &list)
{
Q_ASSERT(!msg.isEmpty());
if(list.isEmpty())
return;
list.sort(); /* Make it pretty, and easy to read. */
out << msg << ":\n";
const QStringList::const_iterator end(list.constEnd());
QStringList::const_iterator it(list.constBegin());
for(; it != end; ++it)
out << m_indent << qPrintable(*it) << '\n';
}
static inline int count(const ResultThreader::Hash &list, const TestResult::Status stat)
{
const ResultThreader::Hash::const_iterator end(list.constEnd());
ResultThreader::Hash::const_iterator it(list.constBegin());
int result = 0;
for(; it != end; ++it)
{
if(it.value() == stat)
++result;
}
return result;
}
void Worker::threadFinished()
{
++m_finishedCount;
Q_ASSERT(m_finishedCount == 1 || m_finishedCount == 2);
const ResultThreader *const handler = static_cast<ResultThreader *>(sender());
Q_ASSERT(handler);
switch(handler->type())
{
case ResultThreader::Baseline:
{
m_baseline = handler->result();
break;
}
case ResultThreader::Result:
m_result = handler->result();
}
if(m_finishedCount == 1) /* One thread's missing. */
return;
/* Ok, both threads have now finished, and we got their results in m_result and m_baseline. */
/* No matter how this function exits, we want to delete this Worker. */
deleteLater();
ResultThreader::Hash::const_iterator itA(m_result.constBegin());
const ResultThreader::Hash::const_iterator endA(m_result.constEnd());
const int baselineCount = m_baseline.count();
const int resultCount = m_result.count();
/* If you want useful output, change the QTextStream to use stderr. */
//QTextStream err(stderr);
QByteArray out;
QTextStream err(&out);
if(resultCount < baselineCount)
{
err << qPrintable(QString(QLatin1String("WARNING: Test result contains %1 reports, "
"but the baseline contains %2, a DECREASE "
"of %3 tests.\n"))
.arg(resultCount)
.arg(baselineCount)
.arg(resultCount - baselineCount));
}
else if(resultCount > baselineCount)
{
err << qPrintable(QString(QLatin1String("NOTE: The number of tests run is more than what "
"the baseline specifies. Run was %1 test cases, the "
"baseline specifies %2; an increase of %3 tests.\n"))
.arg(resultCount)
.arg(baselineCount)
.arg(resultCount - baselineCount));
}
for(; itA != endA; ++itA)
{
const TestResult::Status result = itA.value();
const TestResult::Status baseline = m_baseline.value(itA.key());
if(result == baseline) /* We have no change. */
{
if(result == TestResult::NotTested)
m_notTested.append(itA.key());
else
continue;
}
else if(baseline == TestResult::Pass && result == TestResult::Fail)
m_unexpectedFailures.append(itA.key());
else if(baseline == TestResult::Fail && result == TestResult::Pass)
m_unexpectedPasses.append(itA.key());
}
list(err, QLatin1String("Not tested"), m_notTested);
list(err, QLatin1String("Unexpected failures"), m_unexpectedFailures);
list(err, QLatin1String("Unexpected passes"), m_unexpectedPasses);
err << "SUMMARY:\n";
typedef QPair<QString, int> Info;
typedef QList<Info> InfoList;
InfoList info;
const int totFail = count(m_result, TestResult::Fail);
const int totPass = count(m_result, TestResult::Pass);
const int total = resultCount;
const int notTested = m_notTested.count();
const int percentage = int((static_cast<double>(totPass) / total) * 100);
Q_ASSERT_X(percentage >= 0 && percentage <= 100, Q_FUNC_INFO,
qPrintable(QString(QLatin1String("Percentage was: %1")).arg(percentage)));
info.append(Info(QLatin1String("Total"), total));
info.append(Info(QLatin1String("Failures"), totFail));
info.append(Info(QLatin1String("Passes"), totPass));
info.append(Info(QLatin1String("Not tested"), notTested));
info.append(Info(QLatin1String("Pass percentage(%)"), percentage));
info.append(Info(QLatin1String("Unexpected failures"), m_unexpectedFailures.count()));
info.append(Info(QLatin1String("Unexpected passes"), m_unexpectedPasses.count()));
const InfoList::const_iterator end(info.constEnd());
InfoList::const_iterator it(info.constBegin());
/* List the statistics nicely in a row with padded columns. */
for(; it != end; ++it)
{
const QString result((((*it).first) + QLatin1Char(':')).leftJustified(22, QLatin1Char(' ')));
err << m_indent << qPrintable(result) << (*it).second << '\n';
}
if(!m_unexpectedFailures.isEmpty())
{
err << "FAILURE: Regressions discovered, baseline was not updated.\n";
err.flush();
QTextStream(stderr) << out;
m_eventLoop.exit(ExitCode::Regression);
return;
}
else if(m_unexpectedPasses.isEmpty() && baselineCount == resultCount)
{
err << "Result was identical to the baseline, baseline was not updated.\n";
err.flush();
QTextStream(stderr) << out;
m_eventLoop.exit(ExitCode::Success);
return;
}
/* Ok, we got unexpected successes and no regressions: let's update the baseline. */
QFile resultFile(m_resultFile.absoluteFilePath());
/* Remove the old file, otherwise QFile::copy() will fail. */
QDir baselineDir(m_baselineFile.absolutePath());
baselineDir.remove(m_baselineFile.fileName());
if(resultFile.copy(m_baselineFile.absoluteFilePath()))
{
/* Give a detailed message of what's going on. */
if(resultCount > baselineCount)
err << "More tests was run than specified in the baseline, updating the baseline.\n";
else
err << "Improvement, the baseline was updated.\n";
/* We actually flag this as an error, because the new baseline must be submitted. */
err.flush();
QTextStream(stderr) << out;
m_eventLoop.exit(ExitCode::Regression);
return;
}
else
{
err << qPrintable(QString(QLatin1String("Encountered error when updating "
"the baseline: %1\n"))
.arg(resultFile.errorString()));
err.flush();
QTextStream(stderr) << out;
m_eventLoop.exit(ExitCode::WriteError);
return;
}
}
// vim: et:ts=4:sw=4:sts=4
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