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/**
* Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
*
* Author: Oliver Hitz
*
* This file is part of GNU Libidn.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
import gnu.inet.encoding.NFKC;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.TreeMap;
import java.util.TreeSet;
import java.util.Iterator;
import java.util.StringTokenizer;
import java.util.regex.Pattern;
public class TestNFKC
{
static String stripComment(String in)
{
int c = in.indexOf('#');
if (c == -1) {
return in;
} else {
return in.substring(0, c);
}
}
static String[] split(String in, char sep)
{
StringBuffer sb = new StringBuffer(in);
int c = 0;
for (int i = 0; i < sb.length(); i++) {
if (sb.charAt(i) == sep) {
c++;
}
}
String out[] = new String[c+1];
c = 0;
int l = 0;
for (int i = 0; i < sb.length(); i++) {
if (sb.charAt(i) == sep) {
if (l >= i) {
out[c] = "";
} else {
out[c] = sb.substring(l, i);
}
l = i+1;
c++;
}
}
if (l < sb.length()) {
out[c] = sb.substring(l);
}
return out;
}
static boolean containsHighChar(String in)
{
String[] s = split(in, ' ');
for (int i = 0; i < s.length; i++) {
if (s[i].length() != 4) {
return true;
}
}
return false;
}
static String evalUnicode(String in)
{
StringBuffer out = new StringBuffer();
String[] s = split(in, ' ');
for (int i = 0; i < s.length; i++) {
out.append((char) Integer.parseInt(s[i], 16));
}
return out.toString();
}
static String toUnicode(String in)
{
StringBuffer out = new StringBuffer();
for (int i = 0; i < in.length(); i++) {
int c = in.charAt(i);
out.append(Integer.toHexString(c));
out.append(" ");
}
return out.toString();
}
public static void main(String[] args)
throws Exception
{
if (args.length > 0) {
System.out.println("Input: "+args[0]);
System.out.println("Output: "+NFKC.normalizeNFKC(args[0]));
} else {
// Check if the normalization test file exists
File f = new File("NormalizationTest.txt");
if (!f.exists()) {
System.err.println("Unable to find NormalizationTest.txt.");
System.err.println("Please download the latest version of this file from:");
System.err.println("http://www.unicode.org/Public/UNIDATA/");
System.exit(1);
}
BufferedReader r = new BufferedReader(new FileReader(f));
String line;
while (null != (line = r.readLine())) {
line = stripComment(line);
line = line.trim();
if (line.length() == 0) {
// Empty line
} else {
String[] cols = split(line, ';');
if (!containsHighChar(cols[0]) &&
!containsHighChar(cols[1]) &&
!containsHighChar(cols[2]) &&
!containsHighChar(cols[3]) &&
!containsHighChar(cols[4])) {
String c1 = evalUnicode(cols[0]);
String c2 = evalUnicode(cols[1]);
String c3 = evalUnicode(cols[2]);
String c4 = evalUnicode(cols[3]);
String c5 = evalUnicode(cols[4]);
String nc1 = NFKC.normalizeNFKC(c1);
String nc2 = NFKC.normalizeNFKC(c2);
String nc3 = NFKC.normalizeNFKC(c3);
String nc4 = NFKC.normalizeNFKC(c4);
String nc5 = NFKC.normalizeNFKC(c5);
if (!nc1.equals(c4) || !nc2.equals(c4) || !nc3.equals(c4) || !nc4.equals(c4) || !nc5.equals(c4)) {
System.out.println("Error at `"+line+"'");
System.out.println("NFKC(c1) = "+toUnicode(nc1)+", should be "+toUnicode(c4));
System.out.println("NFKC(c2) = "+toUnicode(nc2)+", should be "+toUnicode(c4));
System.out.println("NFKC(c3) = "+toUnicode(nc3)+", should be "+toUnicode(c4));
System.out.println("NFKC(c4) = "+toUnicode(nc4)+", should be "+toUnicode(c4));
System.out.println("NFKC(c5) = "+toUnicode(nc5)+", should be "+toUnicode(c4));
return;
}
}
}
}
System.out.println("No errors detected!");
}
}
}
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