assertEquals(4, block.wordCount);
        assertNull(block.andx);
    }

    @Test
    @DisplayName("readAndXWireFormat applies Snap server workaround (offset 0)")
    void testReadAndXWireFormatSnapWorkaround() {
        DummyAndXBlock block = new DummyAndXBlock();
        block.headerStart = 0;

        byte[] buf = new byte[64];
        buf[0] = 4; // wordCount
        buf[1] = 0x42; // andxCommand