(* Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. *)
(* This file is part of GNU Modula-2.

GNU Modula-2 is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 2, or (at your option) any later
version.

GNU Modula-2 is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License along
with gm2; see the file COPYING.  If not, write to the Free Software
Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *)

MODULE teststr ;

FROM StrIO IMPORT WriteString, WriteLn ;
FROM StrLib IMPORT StrCopy, StrConCat, StrLen, StrEqual ;
FROM NumberIO IMPORT WriteCard ;

PROCEDURE foo (b: ARRAY OF CHAR) ;
BEGIN
   StrCopy(b, a)
END foo ;

VAR
   a: ARRAY [0..50] OF CHAR ;
BEGIN
   foo('hello') ;
   WriteString('hello world') ; WriteLn ;
   StrCopy('hello gaius', a) ; WriteString(a) ; WriteLn ;
   StrCopy('2', a) ; WriteString(a) ; WriteLn ;
   StrConCat('1', a, a) ; WriteString(a) ; WriteLn ;
   StrConCat(a, a, a) ; WriteString(a) ; WriteLn ;
(*   WriteString('length of a = ') ; WriteCard(StrLen(a), 10) ; WriteLn ; *)
   IF StrEqual(a, '1212')
   THEN
      WriteString('yes')
   ELSE
      WriteString('no')
   END ;
   StrConCat(a, a, a) ; WriteString(a) ; WriteLn ;
   IF StrEqual(a, '1212')
   THEN
      WriteString('yes')
   ELSE
      WriteString('no')
   END ;
   WriteLn ;
END teststr.