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/*
* Copyright (c) 2018, 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
* @bug 8211382 8301119
* @summary Check GB18030
* @modules jdk.charsets
* @run main TestGB18030
* @run main/othervm -Djdk.charset.GB18030=2000 TestGB18030
*/
import java.nio.*;
import java.nio.charset.*;
import java.util.Set;
public class TestGB18030 {
private static final Charset cs = Charset.forName("GB18030");
public static void gb18030_1(boolean useDirect) throws Exception {
for(char ch : new char[]{'\uFFFE', '\uFFFF'}) {
char[] ca = new char[]{ch};
CharsetEncoder ce = cs.newEncoder();
CharsetDecoder cd = cs.newDecoder();
CharBuffer cb = CharBuffer.wrap(ca);
ByteBuffer bb;
if (useDirect) {
bb = ByteBuffer.allocateDirect(
(int)Math.ceil(ce.maxBytesPerChar()));
} else {
bb = ByteBuffer.allocate(
(int)Math.ceil(ce.maxBytesPerChar()));
}
CoderResult cr = ce.encode(cb, bb, true);
if (!cr.isUnderflow()) {
throw new RuntimeException(
String.format("Encoder Error: \\u%04X: direct=%b: %s",
(int)ch,
useDirect,
cr.toString()));
}
bb.position(0);
cb = CharBuffer.allocate((int)Math.ceil(
cd.maxCharsPerByte()*bb.limit()));
cr = cd.decode(bb, cb, true);
if (!cr.isUnderflow()) {
throw new RuntimeException(
String.format("Decoder Error: \\u%04X: direct=%b: %s",
(int)ch,
useDirect,
cr.toString()));
}
if (ca[0] != cb.get(0)) {
throw new RuntimeException(
String.format("direct=%b: \\u%04X <> \\u%04X",
useDirect,
(int)ca[0],
(int)cb.get(0)));
}
}
}
static void checkAlias() {
var IS_2000 = "2000".equals(System.getProperty("jdk.charset.GB18030"));
var expected = IS_2000 ? Set.of("gb18030-2000") : Set.of("gb18030-2022");
var found = cs.aliases();
System.out.printf("checkAlias(): IS_2000: %s, expected: %s, found: %s\n", IS_2000, expected, found);
if (!cs.aliases().equals(expected)) {
throw new RuntimeException("Result mismatch");
}
}
public static void main(String args[]) throws Exception {
gb18030_1(false);
gb18030_1(true);
checkAlias();
}
}
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