in.flip();
decoder.decode(session, in, out);
Assert.assertEquals(0, out.getMessageQueue().size());
in.clear();
in.putString("\n", encoder);
in.flip();
decoder.decode(session, in, out);
Assert.assertEquals(1, out.getMessageQueue().size());
Assert.assertEquals("PQR", out.getMessageQueue().poll());
// Test splitted long delimiter which produces two output