// test 1 : not enough input arguments
if execstr("msprintf(""string = %s , number = %d .\n"",""Hello world"")","errcatch") == 0 then bugmes();quit;end
// test2 : too many input arguments
-if execstr("msprintf(""string = %s , number = %d .\n"",""Hello world"",2,3)","errcatch") == 0 then bugmes();quit;end
+if execstr("msprintf(""string = %s , number = %d .\n"",""Hello world"",2,3)","errcatch") <> 0 then bugmes();quit;end