395N/A/*
2362N/A * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
395N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
395N/A *
395N/A * This code is free software; you can redistribute it and/or modify it
395N/A * under the terms of the GNU General Public License version 2 only, as
395N/A * published by the Free Software Foundation.
395N/A *
395N/A * This code is distributed in the hope that it will be useful, but WITHOUT
395N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
395N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
395N/A * version 2 for more details (a copy is included in the LICENSE file that
395N/A * accompanied this code).
395N/A *
395N/A * You should have received a copy of the GNU General Public License version
395N/A * 2 along with this work; if not, write to the Free Software Foundation,
395N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
395N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
395N/A */
395N/A
395N/A/* @test
395N/A @bug 4122961
395N/A @summary Verify that converters don't drop characters on buffer boundaries
395N/A
395N/A This is a slightly modified version of the attachment supplied with the
395N/A bug report.
395N/A */
395N/Aimport java.io.*;
395N/A
395N/Apublic class TestConverterDroppedCharacters {
395N/A public static void main(String args[])
395N/A throws java.io.IOException, java.io.UnsupportedEncodingException,
395N/A java.io.FileNotFoundException
395N/A {
395N/A /* Try misc. encodings, many are broken. */
395N/A tryEncoding("Big5");
395N/A tryEncoding("CNS11643");
395N/A tryEncoding("Cp1006");
395N/A tryEncoding("Cp1381");
395N/A tryEncoding("Cp33722");
395N/A tryEncoding("GB2312");
395N/A tryEncoding("KSC5601");
395N/A tryEncoding("SJIS");
395N/A tryEncoding("UTF8");
395N/A }
395N/A
395N/A static void tryEncoding(String encoding)
395N/A throws java.io.IOException, java.io.UnsupportedEncodingException,
395N/A java.io.FileNotFoundException
395N/A {
395N/A String filename = "OUTPUT";
395N/A int goesBadAfter = 8193;
395N/A int i;
395N/A char data[] = new char[goesBadAfter+1];
395N/A
395N/A System.out.println("Testing " + encoding);
395N/A
395N/A /* Create some data */
395N/A for(i = 0; i < goesBadAfter; i++) {
395N/A data[i] = (char)((i % 0x7f) + 1);
395N/A }
395N/A
395N/A /* Write the data out to a file. */
395N/A FileOutputStream fout = new FileOutputStream(filename);
395N/A OutputStreamWriter ow = new OutputStreamWriter(fout, encoding);
395N/A BufferedWriter fd = new BufferedWriter(ow);
395N/A fd.write(data,0,goesBadAfter);
395N/A fd.close();
395N/A
395N/A /* Now read it back with the same encoding. */
395N/A char buf[] = new char[goesBadAfter+1];
395N/A FileInputStream fin = new FileInputStream("OUTPUT");
395N/A InputStreamReader ir = new InputStreamReader(fin, encoding);
395N/A ir.read(buf,0,goesBadAfter);
395N/A ir.close();
395N/A
395N/A /* And check to see if what we wrote is what we got back. */
395N/A for(i = 0; i < goesBadAfter; i++) {
395N/A if (data[i] != buf[i]) {
395N/A System.out.println("ERROR with encoding " + encoding
395N/A + ": Data wrong at position " + i + " "
395N/A + "in: " + (int)data[i] + " "
395N/A + "out: " + (int)buf[i]);
395N/A throw new RuntimeException();
395N/A }
395N/A }
395N/A System.out.println("Successfully tested " + encoding);
395N/A }
395N/A}