private byte[] expected = new byte[] { 1, 2, 3, 4, 5, 6 };
private InputStream bodyStream = new ByteArrayInputStream(body);
@Test
public void testSingleReads() throws IOException {
PrependingInputStream stream =
new PrependingInputStream(header, bodyStream);
byte[] actual = readByBytes(stream);
assertArrayEquals(expected, actual);
}