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File indexing completed on 2021-02-14 13:07:20

0001 #include "catch.hpp"
0002 #include "FWCore/TestProcessor/interface/TestProcessor.h"
0003 #include "FWCore/Utilities/interface/Exception.h"
0004 #include "SimDataFormats/GeneratorProducts/interface/LHEEventProduct.h"
0005 
0006 static constexpr auto s_tag = "[ExternalLHEProducer]";
0007 
0008 TEST_CASE("Standard checks of ExternalLHEProducer", s_tag) {
0009   const std::string baseConfig{
0010       R"_(from FWCore.TestProcessor.TestProcess import *
0011 process = TestProcess()
0012 process.externalLHEProducer = cms.EDProducer('ExternalLHEProducer',
0013     scriptName = cms.FileInPath("GeneratorInterface/LHEInterface/test/run_dummy_script.sh"),
0014     outputFile = cms.string("dummy.lhe"),
0015     numberOfParameters = cms.uint32(1),
0016     args = cms.vstring('value'),
0017     nEvents = cms.untracked.uint32(5),
0018     storeXML = cms.untracked.bool(False),
0019     generateConcurrently = cms.untracked.bool(False)
0020  )
0021 process.moduleToTest(process.externalLHEProducer)
0022 process.RandomNumberGeneratorService = cms.Service('RandomNumberGeneratorService',
0023      externalLHEProducer = cms.PSet(
0024         initialSeed = cms.untracked.uint32(563)
0025     )
0026 )
0027 
0028 )_"};
0029 
0030   edm::test::TestProcessor::Config config{baseConfig};
0031   SECTION("base configuration is OK") { REQUIRE_NOTHROW(edm::test::TestProcessor(config)); }
0032 
0033   SECTION("All events") {
0034     edm::test::TestProcessor tester(config);
0035 
0036     //there are 5 events in the input
0037     {
0038       auto event = tester.test();
0039       auto const& prod = event.get<LHEEventProduct>();
0040       REQUIRE(prod->hepeup().NUP == 12);
0041     }
0042     REQUIRE_NOTHROW(tester.test());
0043     REQUIRE_NOTHROW(tester.test());
0044     REQUIRE_NOTHROW(tester.test());
0045     REQUIRE_NOTHROW(tester.test());
0046   }
0047 
0048   SECTION("All events: generateConcurrently") {
0049     edm::test::TestProcessor::Config config{baseConfig + "\nprocess.externalLHEProducer.generateConcurrently = True\n"};
0050     edm::test::TestProcessor tester(config);
0051 
0052     //there are 5 events in the input
0053     {
0054       auto event = tester.test();
0055       auto const& prod = event.get<LHEEventProduct>();
0056       REQUIRE(prod->hepeup().NUP == 12);
0057     }
0058     REQUIRE_NOTHROW(tester.test());
0059     REQUIRE_NOTHROW(tester.test());
0060     REQUIRE_NOTHROW(tester.test());
0061     REQUIRE_NOTHROW(tester.test());
0062   }
0063 
0064   SECTION("Missing events") {
0065     edm::test::TestProcessor tester(config);
0066 
0067     //there are 5 events in the input
0068     REQUIRE_NOTHROW(tester.test());
0069     REQUIRE_NOTHROW(tester.test());
0070     REQUIRE_NOTHROW(tester.test());
0071     REQUIRE_NOTHROW(tester.test());
0072     REQUIRE_THROWS_AS(tester.testEndRun(), cms::Exception);
0073   }
0074 
0075   SECTION("beginJob and endJob only") {
0076     edm::test::TestProcessor tester(config);
0077 
0078     REQUIRE_NOTHROW(tester.testBeginAndEndJobOnly());
0079   }
0080 
0081   SECTION("Run with no LuminosityBlocks") {
0082     edm::test::TestProcessor tester(config);
0083 
0084     REQUIRE_THROWS_AS(tester.testRunWithNoLuminosityBlocks(), cms::Exception);
0085   }
0086 
0087   SECTION("LuminosityBlock with no Events") {
0088     edm::test::TestProcessor tester(config);
0089 
0090     REQUIRE_THROWS_AS(tester.testLuminosityBlockWithNoEvents(), cms::Exception);
0091   }
0092 }
0093 
0094 //Add additional TEST_CASEs to exercise the modules capabilities