SocketChannel ch = (SocketChannel) cb.handler(h).connect().sync().channel();
assertTrue(ch.isActive());
assertFalse(ch.isOutputShutdown());
s = ss.accept();
ch.writeAndFlush(Unpooled.wrappedBuffer(new byte[] { 1 })).sync();
assertEquals(1, s.getInputStream().read());
assertTrue(h.ch.isOpen());
assertTrue(h.ch.isActive());
assertFalse(h.ch.isInputShutdown());