ocaml/testsuite/tests/basic-more/tprintf.ml

85 lines
2.7 KiB
OCaml

(***********************************************************************)
(* *)
(* OCaml *)
(* *)
(* Pierre Weis, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 2006 Institut National de Recherche en Informatique et *)
(* en Automatique. All rights reserved. This file is distributed *)
(* under the terms of the Q Public License version 1.0. *)
(* *)
(***********************************************************************)
open Testing;;
open Printf;;
(* Padding floating point numbers.
Testing * width specifications. *)
let test0 () =
sprintf "%.0f" 1.0 = "1" &&
sprintf "%.0f." 1.7 = "2." &&
sprintf "%.1f." 1.0 = "1.0." &&
sprintf "%0.1f." 12.0 = "12.0." &&
sprintf "%3.1f." 12.0 = "12.0." &&
sprintf "%5.1f." 12.0 = " 12.0." &&
sprintf "%10.1f." 12.0 = " 12.0." &&
sprintf "%010.1f." 12.0 = "00000012.0." &&
sprintf "% 10.1f." 12.0 = " 12.0." &&
sprintf "%+10.1f." 12.0 = " +12.0." &&
sprintf "%+10.1f." (-12.0) = " -12.0." &&
sprintf "%010.5f." 12.0 = "0012.00000." &&
sprintf "%010.0f." 12.0 = "0000000012." &&
sprintf "% 10.0f." 12.0 = " 12." &&
sprintf "%0.1f." 12.0 = "12.0." &&
sprintf "%10.1f." 1.001 = " 1.0." &&
sprintf "%05.1f." 1.001 = "001.0."
;;
test (test0 ());;
(* Padding integers (cf bug 3955).
Testing * width specifications. *)
let test1 () =
sprintf "%d\n" 1 = "1\n" &&
sprintf "%05d\n" 1 = "00001\n" &&
sprintf "%*d\n" 5 1 = " 1\n" &&
sprintf "%0*d\n" 5 1 = "00001\n";;
test (test1 ());;
(* FIXME: when positional specification will be OK. *)
let test2 () = true
(* sprintf "%1$d\n" 5 1 = " 1\n" &&
sprintf "%01$d\n" 5 1 = "00001\n" *);;
test (test2 ());;
(* Testing meta format string printing. *)
let test3 () =
sprintf "%{toto %s titi.\n%}" "Bonjour %s." = "%s" &&
sprintf "%{%d%s%}" "kk%dkk%s\n" = "%i%s";;
test (test3 ());;
(* Testing meta format string arguments. *)
let test4 () =
sprintf "%(%s%)" "Bonjour %s" "toto" = "Bonjour toto" &&
sprintf "%(%s%)" "Bonjour %s." "vous" = "Bonjour vous." &&
sprintf "%(%s%)" "Hello %s." "you" = "Hello you."
;;
test (test4 ());;
let test5 () =
sprintf "%(toto %s titi.\n%)"
"Bonjour %s." "vous" = "Bonjour vous." &&
sprintf "%(toto %s titi.\n%).\n"
"Bonjour %s" "toto" = "Bonjour toto.\n" &&
sprintf "%(toto %s titi.\n%)%s\n"
"Bonjour %s." "toto" " Ca va?" = "Bonjour toto. Ca va?\n"
;;
test (test5 ());;