tests/gen-casefold-txt.pl

   1 #! /usr/bin/perl -w
   2
   3 #    Copyright (C) 1998, 1999 Tom Tromey
   4 #    Copyright (C) 2001 Red Hat Software
   5
   6 #    This program is free software; you can redistribute it and/or modify
   7 #    it under the terms of the GNU General Public License as published by
   8 #    the Free Software Foundation; either version 2, or (at your option)
   9 #    any later version.
  10
  11 #    This program is distributed in the hope that it will be useful,
  12 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 #    GNU General Public License for more details.
  15
  16 #    You should have received a copy of the GNU General Public License
  17 #    along with this program; if not, write to the Free Software
  18 #    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19 #    02111-1307, USA.
  20
  21 # gen-casefold-test.pl - Generate test cases for casefolding from Unicode data.
  22 # See http://www.unicode.org/Public/UNIDATA/UnicodeCharacterDatabase.html
  23 # Usage:
  24 # I consider the output of this program to be unrestricted.  Use it as
  25 # you will.
  26
  27 require 5.006;
  28
  29 # Names of fields in the CaseFolding table
  30 $FOLDING_CODE = 0;
  31 $FOLDING_STATUS = 1;
  32 $FOLDING_MAPPING = 2;
  33
  34 my $casefoldlen = 0;
  35 my @casefold;
  36
  37 if (@ARGV != 2) {
  38     $0 =~ s@.*/@@;
  39     die "Usage: $0 UNICODE-VERSION  CaseFolding.txt\n";
  40 }
  41
  42 print <<EOT;
  43 # Test cases generated from Unicode $ARGV[0] data
  44 # by gen-casefold-test.pl. Do not edit.
  45 #
  46 # Some special hand crafted tests
  47 #
  48 AaBbCc@@\taabbcc@@
  49 #
  50 # Now the automatic tests
  51 #
  52 EOT
  53
  54 binmode STDOUT, ":utf8";
  55 open (INPUT, "< $ARGV[1]") || exit 1;
  56
  57 while (<INPUT>)
  58 {
  59     chop;
  60
  61     next if /^#/;
  62     next if /^\s*$/;
  63
  64     s/\s*#.*//;
  65
  66     my @fields = split ('\s*;\s*', $_, 30);
  67
  68     my $raw_code = $fields[$FOLDING_CODE];
  69     my $code = hex ($raw_code);
  70
  71     if ($#fields != 3)
  72     {
  73         printf STDERR ("Entry for $raw_code has wrong number of fields (%d)\n", $#fields);
  74         next;
  75     }
  76
  77     # skip simple and Turkic mappings
  78     next if ($fields[$FOLDING_STATUS] =~ /^[ST]$/);
  79
  80     @values = map { hex ($_) } split /\s+/, $fields[$FOLDING_MAPPING];
  81     printf ("%s\t%s\n", pack ("U", $code), pack ("U*", @values));
  82 }
  83
  84 close INPUT;