AlpakaTest/plugins/TestAlpakaAnalyzerProductWithPtr.cc

0001 #include "DataFormats/PortableTestObjects/interface/TestProductWithPtr.h"
0002 #include "FWCore/Framework/interface/Event.h"
0003 #include "FWCore/Framework/interface/EventSetup.h"
0004 #include "FWCore/Framework/interface/Frameworkfwd.h"
0005 #include "FWCore/Framework/interface/global/EDAnalyzer.h"
0006 #include "FWCore/MessageLogger/interface/MessageLogger.h"
0007 #include "FWCore/ParameterSet/interface/ConfigurationDescriptions.h"
0008 #include "FWCore/ParameterSet/interface/ParameterSet.h"
0009 #include "FWCore/ParameterSet/interface/ParameterSetDescription.h"
0010 #include "FWCore/Utilities/interface/EDGetToken.h"
0011 #include "FWCore/Utilities/interface/Exception.h"
0012 #include "FWCore/Utilities/interface/InputTag.h"
0013
0014 /**
0015  * This class is part of testing CopyToHost<T>::postCopy().
0016  */
0017 class TestAlpakaAnalyzerProductWithPtr : public edm::global::EDAnalyzer<> {
0018 public:
0019   TestAlpakaAnalyzerProductWithPtr(edm::ParameterSet const& iConfig)
0020       : token_(consumes(iConfig.getParameter<edm::InputTag>("src"))) {}
0021
0022   static void fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
0023     edm::ParameterSetDescription desc;
0024     desc.add<edm::InputTag>("src");
0025     descriptions.addDefault(desc);
0026   }
0027
0028   void analyze(edm::StreamID, edm::Event const& iEvent, edm::EventSetup const&) const override {
0029     auto const& prod = iEvent.get(token_);
0030     auto view = prod.view();
0031     for (int i = 0; i < view.metadata().size(); ++i) {
0032       auto const expected = i * 2 + 1;
0033       if (expected != view.ptr()[i]) {
0034         throw cms::Exception("Assert") << "Expected " << expected << " got " << view.ptr()[i];
0035       }
0036       if (view.buffer(i) != view.ptr()[i]) {
0037         throw cms::Exception("Assert") << "Buffer has " << view.buffer(i) << " via pointer " << view.ptr()[i];
0038       }
0039     }
0040   }
0041
0042 private:
0043   edm::EDGetTokenT<portabletest::TestProductWithPtr<alpaka_common::DevHost>> token_;
0044 };
0045
0046 #include "FWCore/Framework/interface/MakerMacros.h"
0047 DEFINE_FWK_MODULE(TestAlpakaAnalyzerProductWithPtr);