Refactor and clean up HK and Local Pool Modules

unittests/mock/InternalErrorReporterMock.cpp

@@ -0,0 +1,13 @@
+#include "InternalErrorReporterMock.h"
+
+InternalErrorReporterMock::InternalErrorReporterMock() = default;
+
+void InternalErrorReporterMock::queueMessageNotSent() { queueMsgNotSentCallCnt++; }
+void InternalErrorReporterMock::lostTm() { lostTmCallCnt++; }
+void InternalErrorReporterMock::storeFull() { storeFullCallCnt++; }
+
+void InternalErrorReporterMock::reset() {
+  queueMsgNotSentCallCnt = 0;
+  lostTmCallCnt = 0;
+  storeFullCallCnt = 0;
+}