"======================================================================
|
|   Test the character (of the) system
|
|   $Revision: 1.7.5$
|   $Date: 2000/05/28 16:56:52$
|   $Author: pb$
|
 ======================================================================"


"======================================================================
|
| Copyright (C) 1988, 1989, 1999  Free Software Foundation.
| Written by Steve Byrne
|
| This file is part of GNU Smalltalk.
|
| GNU Smalltalk 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 Smalltalk 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
| GNU Smalltalk; see the file COPYING.  If not, write to the Free Software
| Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
|
 ======================================================================"

^$A!

^$b!

^$$!

^$! !

^$ !

| a b c |
a := 0 to: 255.
b := a collect: [ :each | each asCharacter ].
c := b collect: [ :each | each asInteger ].

^c = a asArray!



| allChars |
allChars := (0 to: 255) asByteArray asString.

^(0 to: 255) allSatisfy: [ :index |
    (allChars at: index + 1) == index asCharacter ]!



| which allChars |
allChars := (0 to: 255) asByteArray asString.

#(isVowel isLetter isUppercase isLowercase isAlphaNumeric isDigit isSeparator)
    do: [ :symbol |
        symbol printNl.

        which := allChars collect: [ :each | 
            (each perform: symbol) ifTrue: [ $x ] ifFalse: [ $_ ]
	].

        Transcript showCr: (which copyFrom: 1 to: 64).
        Transcript showCr: (which copyFrom: 65 to: 128).
        Transcript showCr: (which copyFrom: 129 to: 192).
        Transcript showCr: (which copyFrom: 193 to: 256).
        Transcript nl.
    ]!

| which printable |

printable := (33 to: 126) asByteArray asString.

#(asUppercase asLowercase)
    do: [ :symbol |
        symbol printNl.

        which := printable collect: [ :each | (each perform: symbol) ].

        Transcript showCr: (which copyFrom: 1 to: 47).
        Transcript showCr: (which copyFrom: 48 to: 94).
        Transcript nl.
    ]
!