66 lines
2.4 KiB
Java
66 lines
2.4 KiB
Java
/*
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* Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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@bug 5101128
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@summary Check behavior of CharsetDecoder.decode when overflow occurs
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@author Martin Buchholz
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*/
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import java.util.*;
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import java.nio.*;
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import java.nio.charset.*;
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public class DecoderOverflow {
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static int failures = 0;
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public static void main(String[] args) throws Exception {
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for (String csn : Charset.availableCharsets().keySet()) {
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try {
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test(csn);
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} catch (Throwable t) {
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System.out.println(csn);
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t.printStackTrace();
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failures++;
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}
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}
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if (failures > 0)
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throw new Exception(failures + " charsets failed");
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}
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static void test(String encoding) throws Exception {
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String text = "Vote for Duke!";
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Charset cs = Charset.forName(encoding);
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if (! cs.canEncode() || ! cs.newEncoder().canEncode('.')) return;
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ByteBuffer in = ByteBuffer.wrap(text.getBytes(encoding));
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CharBuffer out = CharBuffer.allocate(text.length()/2);
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CoderResult result = cs.newDecoder().decode(in, out, true);
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if (out.hasRemaining() || ! result.isOverflow())
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throw new Exception
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("out.hasRemaining()=" + out.hasRemaining() +
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" result.isOverflow()=" + result.isOverflow() +
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" in.capacity()=" + in.capacity() +
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" encoding=" + encoding);
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}
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}
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