/*
 * ====================================================================
 * 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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
package org.apache.http.impl.nio;

import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;

import java.nio.ByteBuffer;

import org.apache.http.nio.ContentDecoder;
import org.apache.http.nio.ContentDecoderChannel;
import org.apache.http.nio.ContentEncoder;
import org.apache.http.nio.ContentEncoderChannel;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

public class TestContentChannel {

    @Mock private ContentDecoder decoder;
    @Mock private ContentEncoder encoder;
    @Mock private ByteBuffer bb;

    @Before
    public void setUp() throws Exception {
        MockitoAnnotations.initMocks(this);
    }

    @After
    public void tearDown() throws Exception {
    }

    @Test
    public void testContentDecoder() throws Exception {
        final ContentDecoderChannel cdc = new ContentDecoderChannel(decoder);

        cdc.read(bb);
        verify(decoder, times(1)).read(bb);

        assertTrue(cdc.isOpen());

        cdc.close();
    }

    @Test
    public void testContentEncoder() throws Exception {
        final ContentEncoderChannel cec = new ContentEncoderChannel(encoder);

        cec.write(bb);
        verify(encoder, times(1)).write(bb);

        assertTrue(cec.isOpen());

        cec.close();
    }
}

/*
 * ====================================================================
 * 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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
package org.apache.http.impl.nio;

import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;

import java.nio.ByteBuffer;

import org.apache.http.nio.ContentDecoder;
import org.apache.http.nio.ContentDecoderChannel;
import org.apache.http.nio.ContentEncoder;
import org.apache.http.nio.ContentEncoderChannel;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

public class TestContentChannel {

    @Mock private ContentDecoder decoder;
    @Mock private ContentEncoder encoder;
    @Mock private ByteBuffer bb;

    @Before
    public void setUp() throws Exception {
        MockitoAnnotations.initMocks(this);
    }

    @After
    public void tearDown() throws Exception {
    }

    @Test
    public void testContentDecoder() throws Exception {
        try (final ContentDecoderChannel cdc = new ContentDecoderChannel(decoder)) {
            cdc.read(bb);
            verify(decoder, times(1)).read(bb);
            assertTrue(cdc.isOpen());
        }
    }

    @Test
    public void testContentEncoder() throws Exception {
        final ContentEncoderChannel cec = new ContentEncoderChannel(encoder);

        cec.write(bb);
        verify(encoder, times(1)).write(bb);

        assertTrue(cec.isOpen());

        cec.close();
    }
}

Use try-with-resources.