xref: /external/apache-harmony/nio_char/src/test/java/tests/api/java/nio/charset/UTFCharsetDecoderTest.java

/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package tests.api.java.nio.charset;

import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;

/**
 * test utf-8 decoder
 */
public class UTFCharsetDecoderTest extends CharsetDecoderTest {

    protected void setUp() throws Exception {
        cs = Charset.forName("utf-8");
        super.setUp();
    }

    /*
     * @see CharsetDecoderTest#tearDown()
     */
    protected void tearDown() throws Exception {
        super.tearDown();
    }

    // FIXME: give up this tests
    // public void testDefaultCharsPerByte(){
    // assertEquals(decoder.averageCharsPerByte(), 0.333, 0.001);
    // assertEquals(decoder.maxCharsPerByte(), 2, 0.001);
    // // assertEquals(1, decoder.averageCharsPerByte());
    // // assertEquals(1, decoder.maxCharsPerByte());
    // }

    ByteBuffer getUnmappedByteBuffer() throws UnsupportedEncodingException {
        return null;
    }

    ByteBuffer getMalformedByteBuffer() throws UnsupportedEncodingException {
        ByteBuffer buffer = ByteBuffer.allocate(getByteBuffer().remaining() + 1);
        buffer.put((byte) 0xd8);
        buffer.put(getByteBuffer());
        buffer.flip();
        return buffer;
    }

    ByteBuffer getExceptionByteArray() throws UnsupportedEncodingException {
        return null;
    }

    protected String getString() {
        return " buffer \u041c\u0430\u0441\u044e\u043b\u044f \u611b";
    }

    protected ByteBuffer getByteBuffer() {
        return ByteBuffer.wrap(new byte[] { 32, 98, 117, 102, 102, 101, 114,
                32, (byte) 0xd0, (byte) 0x9c, (byte) 0xd0, (byte) 0xb0,
                (byte) 0xd1, (byte) 0x81, (byte) 0xd1, (byte) 0x8e,
                (byte) 0xd0, (byte) 0xbb, (byte) 0xd1, (byte) 0x8f, 32,
                (byte) 0xe6, (byte) 0x84, (byte) 0x9b });
    }

}