assertEquals(18, ServerMessageBlock2.size8(15, 2));
        }

        @Test
        @DisplayName("Should calculate padding")
        void testPad8() {
            testMessage.encode(new byte[1024], 0);
            // After header is written, padding depends on position
            int headerStart = testMessage.getHeaderStart();

        try {
            fileTypeHelper.init();
        } catch (Exception e) {
            fail("init() should not throw an exception: " + e.getMessage());
        }
    }

    public void test_add() {
        fileTypeHelper.add("application/pdf", "pdf");
        assertEquals("pdf", fileTypeHelper.get("application/pdf"));

        fileTypeHelper.add("text/plain", "text");

        assertEquals(1, helper.duplicateHostList.size());
        assertEquals("www.test.com", helper.duplicateHostList.get(0).getRegularName());
    }

    public void test_add() {
        DuplicateHostHelper helper = new DuplicateHostHelper();

        DuplicateHost testHost = new DuplicateHost();
        testHost.setRegularName("www.test.com");