/*
 * $Id: tab.prg 15174 2010-07-25 08:45:50Z vszakats $
 */

/*
 * Harbour Project source code:
 *   Test CT3 functions TABEXPAND() and TABPACK()
 *
 * Copyright 2002 IntTec GmbH, Neunlindenstr 32, 79106 Freiburg, Germany
 *        Author: Martin Vogel <vogel@inttec.de>
 *
 * www - http://harbour-project.org
 *
 * This program 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.
 *
 * This program 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 this software; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
 *
 * As a special exception, the Harbour Project gives permission for
 * additional uses of the text contained in its release of Harbour.
 *
 * The exception is that, if you link the Harbour libraries with other
 * files to produce an executable, this does not by itself cause the
 * resulting executable to be covered by the GNU General Public License.
 * Your use of that executable is in no way restricted on account of
 * linking the Harbour library code into it.
 *
 * This exception does not however invalidate any other reasons why
 * the executable file might be covered by the GNU General Public License.
 *
 * This exception applies only to the code released by the Harbour
 * Project under the name Harbour.  If you copy code from other
 * Harbour Project or Free Software Foundation releases into a copy of
 * Harbour, as the General Public License permits, the exception does
 * not apply to the code that you add in this way.  To avoid misleading
 * anyone as to the status of such modified files, you must delete
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 *
 * If you write modifications of your own for Harbour, it is your choice
 * whether to permit this exception to apply to your modifications.
 * If you do not wish that, delete this exception notice.
 *
 */


#include "../ct.ch"


procedure main

local cStr, nLen

 ctinit()

 qout ("Begin test of TABEXPAND()")
 qout ("")

 // simple tests
 qout ("Simple tests:")
 qout ([  tabexpand("-"+chr(9)+"!")             == "-       !" ? -> "] + tabexpand ("-"+chr(9)+"!")             + ["])
 qout ([  tabexpand("----"+chr(9) +"!")         == "----    !" ? -> "] + tabexpand ("----"+chr(9) +"!")         + ["])
 qout ([  tabexpand("-"+chr(9)+"!",, "+")       == "-+++++++!" ? -> "] + tabexpand ("-"+chr(9)+"!",, "+")       + ["])
 qout ([  tabexpand("-"+chr(9)+ "!", 4)         == "-   !"     ? -> "] + tabexpand ("-"+chr(9)+ "!", 4)         + ["])
 qout ([  tabexpand("----"+chr(9)+ "!", 8)      == "----    !" ? -> "] + tabexpand ("----"+chr(9)+ "!", 8)      + ["])
 qout ([  tabexpand("----"+chr(9)+ "!", 8, "+") == "----++++!" ? -> "] + tabexpand ("----"+chr(9)+ "!", 8, "+") + ["])
 qout ("")

 qout ("Tests with newline characters: ^J == LF, ^M == CR")
 cStr := hb_eol()
 cStr := strtran (cStr, chr(10),"^J")
 cStr := strtran (cStr, chr(13),"^M")
 qout ([  hb_eol() = "] + cStr +["])
 cStr := tabexpand("-"+chr(9)+"!"+hb_eol()+"----"+chr(9)+ "!",, "+")
 cStr := strtran (cStr, chr(10),"^J")
 cStr := strtran (cStr, chr(13),"^M")
 qout ([  tabexpand("-"+chr(9)+"!"+hb_eol()+"----"+chr(9)+ "!",, "+")])
 qout ([     == "-+++++++!"+hb_eol()+"----++++!"  ? -> "] + cStr +["])
 cStr := tabexpand("-"+chr(9)+"!$$--"+hb_eol()+"--"+chr(9)+ "!",, "+", "$")
 cStr := strtran (cStr, chr(10),"^J")
 cStr := strtran (cStr, chr(13),"^M")
 qout ([  tabexpand("-"+chr(9)+"!$$--"+hb_eol()+--"+chr(9)+ "!",, "+", "$")])
 nLen := len (hb_eol())
 qout ([     == "-+++++++!$$--"+hb_eol()+"]+replicate("-",4-nLen)+[++!"  ? -> "] + cStr +["])
 qout ("")

 qout ("Tests with tab characters:")
 qout ([  tabexpand("-"+chr(9)+"-",,"+")      == "-+++++++-" ? -> "] + tabexpand("-"+chr(9)+"-",,"+")     + ["])
 qout ([  tabexpand("-"+chr(9)+"-",,"+",,"-")])
 qout ([                              == "++++++++^I+++++++" ? -> "] + strtran(tabexpand("-"+chr(9)+"-",,"+",,"-"),chr(9),"^I")+ ["])
 qout ("")

 qout ("End test of TABEXPAND()")
 qout ("Press any key to continue with tests of TABPACK()...")
 qout ("")
 inkey (0)

 qout ("Begin test of TABPACK()")
 qout ("")

 // simple tests
 qout ("Simple tests: ^I == tab character")

 qout ([  tabpack("AAAAAAA*",, "*")   == "AAAAAAA*"  ? -> "] + strtran(tabpack("AAAAAAA*",, "*"),chr(9),"^I")  + ["])
 qout ([  tabpack("AAAAA***",, "*")   == "AAAAA^I"   ? -> "] + strtran(tabpack("AAAAA***",, "*"),chr(9),"^I")  + ["])
 qout ([  tabpack("AAAAA*****",, "*") == "AAAAA^I**" ? -> "] + strtran(tabpack("AAAAA*****",, "*"),chr(9),"^I")+ ["])
 qout ("")

 qout ("Tests with newline characters:")
 cStr := hb_eol()
 cStr := strtran (cStr, chr(10),"^J")
 cStr := strtran (cStr, chr(13),"^M")
 qout ([  hb_eol() = "] + cStr +["])

 cStr := "ABCD+" + hb_eol() + "++---+++++"
 cStr := tabpack (cStr, 4, "+")
 cStr := strtran (cStr, chr(10),"^J")
 cStr := strtran (cStr, chr(13),"^M")
 cStr := strtran (cStr, chr(9),"^I")
 qout ([  tabpack("ABCD+" + hb_eol() + "++---+++++", 4, "+")])
 qout ([     == "ABCD+"+hb_eol()+"++---"+chr(9)+"++" ? -> "] + cStr +["])

 qout ("End test of TABPACK()")
 qout ("")

//  qout ("Test with a MEMOEDITed string:")
//  qout ("  Now, a memoedit() will start. Please type a text, use tab characters")
//  qout ("  and make sure, you make use of soft and hard returns !")
//  qout ("  ...press any key to start the memoedit now...")
//  qout ("")
//  inkey (0)
//  cls
//  dispbox (0,0,20,60)
//  cStr := memoedit (, 1, 1, 9, 59,,,59)
//  cls
//  qout ("  Now printing the expanded text using a tab length of 4 and soft CRs")
//  cStr1 := tabexpand (cStr,4,"+",,,.F.)
//  cStr1 := strtran (cStr, chr(141), hb_eol())
//
//  for ni := 1 to mlcount (cStr1, 59, 4, .T.)
//    qout ("  "+str(ni)+": "+memoline (cStr1, 59,ni,4,.T.))
//  next ni
//
//  qout ("  Now printing the expanded text using a tab length of 4 but without soft CRs")
//  cStr1 := tabexpand (cStr,4,"+",,,.T.)
//
//  for ni := 1 to mlcount (cStr1, 59, 4, .T.)
//    qout ("  "+str(ni)+": "+memoline (cStr1, 59,ni,4,.T.))
//  next ni
//  inkey (0)

 ctexit()

return
