static void Main(string[] args)
 {
     InputValidator inputValidator = new InputValidator(args);
     if (inputValidator.validate())
     {
         String validSubjectPrefix = args[0];
         TaskOrchestrator orchestrator = new TaskOrchestrator(validSubjectPrefix);
         orchestrator.PerformExpansion();
     }
 }
        public void OrchestrateTasksSuccessfully()
        {
            string subjectPrefix = "Filosofi";

            // GIVEN a valid TaskOrchestrator
            TaskOrchestrator taskOrchestrator = new TaskOrchestrator(subjectPrefix);

            // WHEN a subject prefix expansion is performed end to end
             bool result = taskOrchestrator.PerformExpansion();

            // THEN the expansion should succeed
            Assert.IsTrue(result);
        }