com.google.mr4c.util.ByteBufferInputStreamTest.java Source code

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Here is the source code for com.google.mr4c.util.ByteBufferInputStreamTest.java

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/**
  * Copyright 2014 Google Inc. All rights reserved.
  * 
  * Licensed 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 com.google.mr4c.util;

import java.nio.ByteBuffer;
import java.util.Arrays;

import org.apache.commons.io.IOUtils;

import org.junit.*;
import static org.junit.Assert.*;

public class ByteBufferInputStreamTest {

    @Test
    public void testReadFully() throws Exception {
        byte[] data = new byte[] { -45, 76, 93, -112, 0 };
        ByteBuffer buf = ByteBuffer.wrap(data);
        ByteBufferInputStream stream = new ByteBufferInputStream(buf);
        byte[] result = IOUtils.toByteArray(stream);
        stream.close();
        assertTrue(Arrays.equals(data, result));
    }

}