@Test(expected=IOException.class)
public void testStreamInterleavedMismatchPrefix() throws Exception {

    ByteArrayOutputStream interleaved = new ByteArrayOutputStream();
    new SangerFastqWriter().write(interleaved, ImmutableList.of(left, mismatchPrefix));
    Reader mismatchPrefixReader = new StringReader(interleaved.toString());
    streamInterleaved(mismatchPrefixReader, listener);
}