test EcalCommon with noLumiBlock

Author: Kyungmin Park

DQM/EcalCommon/test/BuildFile.xml

@@ -0,0 +1,4 @@
+<bin file="testEcalCommon.cc" name="testEcalCommon">
+    <use name="FWCore/TestProcessor"/>
+    <use name="catch2"/>
+  </bin>

DQM/EcalCommon/test/testEcalCommon.cc

@@ -0,0 +1,43 @@
+#include "FWCore/TestProcessor/interface/TestProcessor.h"
+#include "FWCore/Utilities/interface/Exception.h"
+#include "FWCore/ServiceRegistry/interface/Service.h"
+
+#define CATCH_CONFIG_MAIN
+#include "catch.hpp"
+
+// Function to run the catch2 tests
+//___________________________________________________________________________________________
+void runTestForAnalyzer(const std::string& baseConfig, const std::string& analyzerName) {
+  edm::test::TestProcessor::Config config{baseConfig};
+
+  SECTION(analyzerName + " base configuration is OK") { REQUIRE_NOTHROW(edm::test::TestProcessor(config)); }
+
+  SECTION("Run with no LuminosityBlocks") {
+    edm::test::TestProcessor tester(config);
+    REQUIRE_NOTHROW(tester.testRunWithNoLuminosityBlocks());
+  }
+}
+
+// Function to generate base configuration string
+//___________________________________________________________________________________________
+std::string generateBaseConfig(const std::string& cfiName, const std::string& analyzerName) {
+  // Define a raw string literal
+  constexpr const char* rawString = R"_(from FWCore.TestProcessor.TestProcess import *
+from DQM.EcalCommon.{}_cfi import {}
+process = TestProcess()
+process.harvester = {}
+process.moduleToTest(process.harvester)
+process.add_(cms.Service('MessageLogger'))
+process.add_(cms.Service('JobReportService'))
+process.add_(cms.Service('DQMStore'))
+    )_";
+
+  // Format the raw string literal using fmt::format
+  return fmt::format(rawString, cfiName, analyzerName, analyzerName);
+}
+
+//___________________________________________________________________________________________
+TEST_CASE("EcalMEFormatter tests", "[EcalMEFormatter]") {
+  const std::string baseConfig = generateBaseConfig("EcalMEFormatter", "ecalMEFormatter");
+  runTestForAnalyzer(baseConfig, "EcalMEFormatter");
+}