< $ cat
> Test suite from stdin
> [(stdin):3] cat
+>
> Test suite from stdin OK
$ ${bindir:=.}/tesh
< $ cat
> Test suite from stdin
> [(stdin):3] cat
+>
> Test suite from stdin OK
$ ${bindir:=.}/tesh
< < TOTO
> Test suite from stdin
> [(stdin):2] cat
+>
> Test suite from stdin OK
$ ${bindir:=.}/tesh
< > TOTO
> Test suite from stdin
> [(stdin):2] cat
+>
> Test suite from stdin OK
$ ${bindir:=.}/tesh
< < TOTO
> Test suite from stdin
> [(stdin):1] cat
+>
> Test suite from stdin OK
$ ${bindir:=.}/tesh
< > TOTO
> Test suite from stdin
> [(stdin):1] cat
+>
> Test suite from stdin OK
$ ${bindir:=.}/tesh