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/*
* Copyright (c) 2008, 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 4087261 4184592
* @summary Make sure to determine Japanese text encoding as correctly
* as possible.
* @modules jdk.charsets
*/
import java.nio.charset.*;
import java.nio.*;
public class JISAutoDetectTest {
class TestData {
byte[] input;
byte[] input2; // for second call
String expectedCharset;
}
TestData[] data = new TestData[50];
public static void main(String[] argv) throws Exception {
JISAutoDetectTest test = new JISAutoDetectTest();
test.execute();
}
void execute() throws Exception {
CharBuffer output = CharBuffer.allocate(128);
CharBuffer expectedOutput = CharBuffer.allocate(128);
for (int i = 0; i < data.length; i++) {
if (data[i] == null)
break;
CharsetDecoder autoDetect = Charset.forName("JISAutoDetect").newDecoder();
CharsetDecoder dec = Charset.forName(data[i].expectedCharset).newDecoder();
CoderResult ncr, mcr;
output.clear();
expectedOutput.clear();
ncr = autoDetect.decode(ByteBuffer.wrap(data[i].input),
output,
true);
mcr = dec.decode(ByteBuffer.wrap(data[i].input),
expectedOutput,
true);
if (data[i].input2 != null) {
ncr = autoDetect.decode(ByteBuffer.wrap(data[i].input2),
output,
true);
mcr = dec.decode(ByteBuffer.wrap(data[i].input2),
expectedOutput,
true);
}
String testNumber = " (test#: " + i + ")";
if (ncr != mcr)
throw new Exception("JISAutoDetect returned a wrong result");
output.flip();
expectedOutput.flip();
if (output.limit() != expectedOutput.limit())
throw new Exception("JISAutoDetect returned a wrong length"+testNumber);
for (int x = 0; x < output.limit(); x++) {
if (expectedOutput.charAt(x) != output.charAt(x))
throw new Exception("JISAutoDetect returned a wrong string"+testNumber);
}
}
}
public JISAutoDetectTest() {
int i = 0;
// 0
data[i] = new TestData();
data[i].input = new byte[] { (byte)'C', (byte)'o', (byte)'p', (byte)'y',
(byte)'r', (byte)'i', (byte)'g', (byte)'h',
(byte)'t', (byte)' ', (byte)0xa9, (byte)' ',
(byte)'1', (byte)'9', (byte)'9', (byte)'8' };
data[i].expectedCharset = "SJIS";
// 1
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2,
(byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd,
(byte)0xc3, (byte)0xd1, (byte)0xbd, (byte)0xde,
(byte)0x82, (byte)0xc5, (byte)0x82, (byte)0xb7 };
data[i].expectedCharset = "SJIS";
// 2
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2,
(byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd,
(byte)0xc3, (byte)0xd1, (byte)0xbd, (byte)0xde};
data[i].expectedCharset = "SJIS";
// 3
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2,
(byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd,
(byte)0xc3, (byte)0xd1, (byte)0xbd };
data[i].expectedCharset = "SJIS";
// 4
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)0x8f, (byte)0xa1, (byte)0xaa };
data[i].expectedCharset = "SJIS";
// 5
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)0xa4, (byte)0xd2, (byte)0xa4, (byte)0xe9,
(byte)0xa4, (byte)0xac, (byte)0xa4, (byte)0xca };
data[i].expectedCharset = "EUC_JP";
// 6
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2,
(byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd,
(byte)0xc3, (byte)0xd1, (byte)0xbd, (byte)0xde,
(byte)0xa4, (byte)0xc7, (byte)0xa4, (byte)0xb9 };
data[i].expectedCharset = "EUC_JP";
// 7 (for 4184592)
i++;
data[i] = new TestData();
data[i].input = new byte[] { (byte)'a', (byte)'b', (byte)'c' };
data[i].input2 = new byte[] { (byte)0x1b, (byte)'$', (byte)'B',
(byte)'#', (byte)'4', (byte)'$', (byte)'5',
(byte)0x1b, (byte)'(', (byte)'B' };
data[i].expectedCharset = "ISO2022JP";
}
}
¤ Dauer der Verarbeitung: 0.4 Sekunden
(vorverarbeitet)
¤
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