### Question:
CompressionInputStream extends InputStream { public Object nextEntry() throws IOException { return null; } CompressionInputStream( InputStream in, CompressionProvider provider ); private  CompressionInputStream(); CompressionProvider getCompressionProvider(); Object nextEntry(); @Override void close(); @Override int read(); @Override int read( byte[] b ); @Override int read( byte[] b, int off, int len );  }### Answer:
@Test public void testNextEntry() throws IOException { assertNull( inStream.nextEntry() ); }