logic: added sleep time of 25ms to messaging loop

src/test/MessageQueueTestSuite.h

@@ -240,6 +240,9 @@ private:
 	void waitForThread() const
 	{
 		static const int THREAD_WAIT_TIME_MS = 5;
-		std::this_thread::sleep_for(std::chrono::milliseconds(THREAD_WAIT_TIME_MS));
+		while (MessageQueue::getInstance()->hasMessagesQueued())
+		{
+			std::this_thread::sleep_for(std::chrono::milliseconds(THREAD_WAIT_TIME_MS));
+		}
 	}
 };