test_SingleDataSource.cxx

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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
#include "Framework/runDataProcessing.h"
#include "Framework/ServiceRegistry.h"
#include "Framework/ControlService.h"
 
#include <chrono>
#include <thread>
 
using namespace o2::framework;
 
// This is how you can define your processing in a declarative way
WorkflowSpec defineDataProcessing(ConfigContext const&)
{
  return WorkflowSpec{
    {
      "A",
      {},
      {OutputSpec{"TST", "A1", 0, Lifetime::Timeframe}},
      AlgorithmSpec{
        [](ProcessingContext& ctx) {
          std::this_thread::sleep_for(std::chrono::seconds(1));
          auto& aData = ctx.outputs().make<int>(Output{"TST", "A1", 0}, 1);
          ctx.services().get<ControlService>().readyToQuit(QuitRequest::All);
        }},
      Options{{"test-option", VariantType::String, "test", {"A test option"}}},
    }};
}