assertEquals(SessionServicePacket.SESSION_REQUEST, readPacket.type);
        assertTrue(bytesRead > 0);
    }

    @Test
    @DisplayName("Empty InputStream should cause IOException")
    void testReadTrailerWireFormatEmptyStream() {
        ByteArrayInputStream emptyStream = new ByteArrayInputStream(new byte[0]);
        SessionRequestPacket packet = new SessionRequestPacket(mockConfig);
        packet.length = 10;