{

  TEnv * env = new TEnv("test.txt");
  TString s = env->GetValue("test_str.Add", "");
  printf("===PRINT OUT ====\n");
  printf("%s\n", s.Data());
  printf("============================\n\n");
  
  printf("What I really want to print is:\n");  
  printf("this is a test1 \n this is a test2 \n this is a test3   \n");
}