// Given
        int messageSize = 1024;

        // When
        transformHeader.setOriginalMessageSize(messageSize);

        // Then
        assertEquals(messageSize, transformHeader.getOriginalMessageSize());
    }

    @Test
    @DisplayName("Should set and get flags")
    void testFlags() {
        // Given
        int flags = 0x0001; // Encrypted flag

        // When