[10_6_X] Make sure to report an error if process.options.numberOfThreads has wrong type

FWCore/Framework/bin/cmsRun.cpp

@@ -293,12 +293,15 @@ int main(int argc, char* argv[]) {
 
         // check the "options" ParameterSet
         std::shared_ptr<edm::ParameterSet> pset = processDesc->getProcessPSet();
-        if (pset->existsAs<edm::ParameterSet>("options", false)) {
+        // Note: it is important to not check the type or trackedness in
+        // exists() call to ensure that the getUntrackedParameter() calls
+        // will fail if the parameters have an incorrect type
+        if (pset->exists("options")) {
           auto const& ops = pset->getUntrackedParameterSet("options");
-          if (ops.existsAs<unsigned int>("numberOfThreads", false)) {
+          if (ops.exists("numberOfThreads")) {
             nThreads = ops.getUntrackedParameter<unsigned int>("numberOfThreads");
           }
-          if (ops.existsAs<unsigned int>("sizeOfStackForThreadsInKB", false)) {
+          if (ops.exists("sizeOfStackForThreadsInKB")) {
             stackSize = ops.getUntrackedParameter<unsigned int>("sizeOfStackForThreadsInKB");
           }
         }
@@ -318,7 +321,7 @@ int main(int argc, char* argv[]) {
 
         // update the numberOfThreads and sizeOfStackForThreadsInKB in the "options" ParameterSet
         edm::ParameterSet newOp;
-        if (pset->existsAs<edm::ParameterSet>("options", false)) {
+        if (pset->exists("options")) {
           newOp = pset->getUntrackedParameterSet("options");
         }
         newOp.addUntrackedParameter<unsigned int>("numberOfThreads", nThreads);

FWCore/Framework/test/BuildFile.xml

@@ -325,3 +325,8 @@
   <use name="catch2"/>
   <use   name="FWCore/Framework"/>
 </bin>
+
+<test name="testFWCoreFrameworkOptionsNumberOfThreadsType" command="cmsRun ${LOCALTOP}/src/FWCore/Framework/test/test_wrongOptionsType_cfg.py -- --name=numberOfThreads --value='cms.untracked.uint32(1)'"/>
+<test name="testFWCoreFrameworkWrongOptionsNumberOfThreadsType" command="run_wrongOptionsType.sh numberOfThreads 'cms.untracked.int32(1)'"/>
+<test name="testFWCoreFrameworkWrongOptionsNumberOfStreamsType" command="run_wrongOptionsType.sh numberOfStreams 'cms.untracked.int32(1)'"/>
+<test name="testFWCoreFrameworkWrongOptionssizeOfStackForThreadsInKBType" command="run_wrongOptionsType.sh sizeOfStackForThreadsInKB 'cms.untracked.int32(1024)'"/>

FWCore/Framework/test/run_wrongOptionsType.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+NAME=$1
+VALUE=$2
+
+function die { echo $1: status $2 ; echo === Log file === ; cat ${3:-/dev/null} ; echo === End log file === ; exit $2; }
+
+cmsRun ${LOCALTOP}/src/FWCore/Framework/test/test_wrongOptionsType_cfg.py -- --name=${NAME} --value="$VALUE" > ${NAME}.log 2>&1 && die "cmsRun for ${NAME} succeeded, should have failed" 1 ${NAME}.log
+grep -E "(The type in the configuration is incorrect)|(ValueError type of .* is expected to be .* but declared as)" ${NAME}.log > /dev/null || die "cmsRun for ${NAME} failed for other reason than incorrect configuration type" $? ${NAME}.log
+

FWCore/Framework/test/test_wrongOptionsType_cfg.py

@@ -0,0 +1,22 @@
+import FWCore.ParameterSet.Config as cms
+
+import argparse
+import sys
+
+parser = argparse.ArgumentParser(prog=sys.argv[0], description='Test wrong process.options parameter types')
+
+parser.add_argument("--name", help="Name of parameter", type=str)
+parser.add_argument("--value", help="Value of the parameter", type=str)
+
+argv = sys.argv[:]
+if '--' in argv:
+    argv.remove("--")
+args, unknown = parser.parse_known_args(argv)
+
+process = cms.Process("TEST")
+process.source = cms.Source("EmptySource")
+
+process.maxEvents = cms.untracked.PSet(input = cms.untracked.int32(2))
+
+process.options = cms.untracked.PSet()
+setattr(process.options, args.name, eval(str(args.value)))