Language/16_Reference/1_Lexical_Rules_A01_t10.dart

/*
 * Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 * for details. All rights reserved. Use of this source code is governed by a
 * BSD-style license that can be found in the LICENSE file.
 */
/**
 * @assertion Dart source text is represented as a sequence of Unicode code points 
 * @description Checks that various whitespaces represented in UTF-8 format are 
 * recognized as Unicode code points.
 * @author iefremov
 * @reviewer kaigorodov
 */
import "../../Utils/expect.dart";

  List<String> unicode = [
     "\u0009", "\u000a", "\u000b", "\u000c",
     //"\u000d", -- problematic character, converted to 0x0A by dart 
     "\u0020", "\u0085", "\u00a0", "\u1680", "\u180e",
     "\u2000", "\u2001", "\u2002", "\u2003", "\u2004",
     "\u2005", "\u2006", "\u2007", "\u2008", "\u2009", 
     "\u200a",  "\u202f", "\u205f", "\u3000", "\ufeff"
    ];
  
  List characters = [
    r''':	''', r''':
''', r''':''', r''':''', //r''':
//''', 
    r''': ''', r''':…''', r''': ''', r''': ''', r''':᠎''', 
    r''': ''', r''': ''', r''': ''', r''': ''', r''': ''', 
    r''': ''', r''': ''', r''': ''', r''': ''', r''': ''', 
    r''': ''', r''': ''', r''': ''', r''':　''', r''':'''
  ];

main() {
  Expect.equals(unicode.length, characters.length);
  for (int k=0; k<unicode.length; k++) {
    String str1=unicode[k];
    String str2=characters[k];
    int code1=str1.codeUnitAt(0);
    int code2=str2.codeUnitAt(1);
    Expect.equals(code1, code2, "code at $k");
  }
}