ByteStreams.copy(inChannel, outChannel);
    assertThat(out.toByteArray()).isEqualTo(expected);
  }


  public void testCopyFileChannel() throws IOException {
    final int chunkSize = 14407; // Random prime, unlikely to match any internal chunk size
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    WritableByteChannel outChannel = Channels.newChannel(out);

    File testFile = createTempFile();

    ByteStreams.copy(inChannel, outChannel);
    assertThat(out.toByteArray()).isEqualTo(expected);
  }


  public void testCopyFileChannel() throws IOException {
    final int chunkSize = 14407; // Random prime, unlikely to match any internal chunk size
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    WritableByteChannel outChannel = Channels.newChannel(out);

    File testFile = createTempFile();