FindFilesThreadPoolManagerMockObjects.h

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// Mantid Repository : https://github.com/mantidproject/mantid
//
// Copyright © 2018 ISIS Rutherford Appleton Laboratory UKRI,
//   NScD Oak Ridge National Laboratory, European Spallation Source,
//   Institut Laue - Langevin & CSNS, Institute of High Energy Physics, CAS
// SPDX - License - Identifier: GPL - 3.0 +
#pragma once
 
#include "MantidQtWidgets/Common/DllOption.h"
#include "MantidQtWidgets/Common/FindFilesThreadPoolManager.h"
 
#include <QApplication>
#include <QObject>
 
#ifdef Q_OS_WIN
#include <windows.h> // for Sleep
#endif
 
namespace {
// We don't currently link QTest, so here we are just reimplementing the Qt
// sleep function so we can predict how long threads will run for.
void qSleep(int ms) {
#ifdef Q_OS_WIN
  Sleep(uint(ms));
#else
  struct timespec ts = {ms / 1000, (ms % 1000) * 1000 * 1000};
  nanosleep(&ts, nullptr);
#endif
}
} // namespace
 
namespace MantidQt {
namespace API {
 
class EXPORT_OPT_MANTIDQT_COMMON FakeFindFilesThread : public FindFilesWorker {
  Q_OBJECT
public:
  FakeFindFilesThread(const FindFilesSearchParameters &parameters,
                      const FindFilesSearchResults &results = FindFilesSearchResults(), int milliseconds = 100)
      : FindFilesWorker(parameters), m_results(results), m_milliseconds(milliseconds) {}
 
protected:
  void run() override {
    qSleep(m_milliseconds);
    QCoreApplication::processEvents();
    emit finished(m_results);
  }
 
private:
  FindFilesSearchResults m_results;
  int m_milliseconds;
};
 
class EXPORT_OPT_MANTIDQT_COMMON FakeFileFinderWidget : public QObject {
  Q_OBJECT
 
public:
  FakeFileFinderWidget() : m_results(), m_finishedSignalRecieved(false) {
    connect(this, SIGNAL(fileFindingFinished()), this, SLOT(setSignalRecieved()));
  }
 
  FindFilesSearchResults getResults() { return m_results; };
  bool isFinishedSignalRecieved() { return m_finishedSignalRecieved; };
 
public slots:
  void inspectThreadResult(const FindFilesSearchResults &result) { m_results = result; }
 
  void setSignalRecieved() { m_finishedSignalRecieved = true; }
 
signals:
  void fileFindingFinished();
 
private:
  FindFilesSearchResults m_results;
  bool m_finishedSignalRecieved;
};
 
} // namespace API
} // namespace MantidQt