// Then
            assertNotNull(chunk);
        }
    }

    @Nested
    @DisplayName("Size Method Tests")
    class SizeTests {

        @Test
        @DisplayName("Should return correct size of 24 bytes")
        void testSize() {
            // Given
            SrvCopychunk chunk = new SrvCopychunk(0, 0, 0);

            // When
            int size = chunk.size();

            // Then

            assertArrayEquals(originalBuffer, buffer);
        }
    }

    @Nested
    @DisplayName("ToString Tests")
    class ToStringTests {

        @Test
        @DisplayName("Should generate correct string representation")
        void testToString() throws Exception {
            // Set up notification with known values
            byte oplockLevel = 0x02;
            byte[] fileId = new byte[16];

        String inner = s.substring("SmbComLogoffAndX[".length(), s.length() - 1);
        assertFalse(inner.isEmpty(), "inner part of toString should not be empty");
    }

    @Test
    @DisplayName("constructor sets correct command value")
    void constructorSetsCorrectCommand() {
        SmbComLogoffAndX msg = new SmbComLogoffAndX(null);
        assertNotNull(msg, "Message should not be null");
        // SMB_COM_LOGOFF_ANDX = 0x74

        mimeMap = new MimeMap();
    }

    @Nested
    @DisplayName("getMimeType with extension only")
    class GetMimeTypeWithExtension {

        @Test
        @DisplayName("Should return correct mime type for known extensions")
        void testKnownExtensions() throws IOException {
            assertEquals("application/pdf", mimeMap.getMimeType("pdf"));

        buffer[bufferIndex + 35] = 0x00; // setupCount = 0
        buffer[bufferIndex + 36] = 0x00; // reserved

        int bytesRead = response.readParameterWordsWireFormat(buffer, bufferIndex);

        // Verify the correct number of bytes were read (37 bytes total)
        assertEquals(37, bytesRead);

        // Verify values through reflection

        // Then
        assertNotNull(transCallNamedPipe);
        assertEquals(TEST_PIPE_NAME, transCallNamedPipe.name);
    }

    @Test
    @DisplayName("Test writeSetupWireFormat writes correct bytes")
    void testWriteSetupWireFormat() {
        // Given
        transCallNamedPipe = new TransCallNamedPipe(mockConfig, TEST_PIPE_NAME, TEST_DATA, 0, TEST_DATA.length);
        byte[] dst = new byte[10];

        // When
        int bytesWritten = response.writeBytesWireFormat(buffer, 0);

        // Then
        assertEquals(0, bytesWritten);
    }

    @Test
    @DisplayName("Should create correct context types")
    void testCreateContext() {
        // Test encryption context
        NegotiateContextResponse enc = Smb2NegotiateResponse.createContext(EncryptionNegotiateContext.NEGO_CTX_ENC_TYPE);

        assertNotNull(result);
        assertNotNull(result.getContent());
    }

    /**
     * Test that null input stream throws CrawlerSystemException with correct message.
     */
    public void test_getText_nullInputStream_throwsWithMessage() {
        try {
            textExtractor.getText(null, null);
            fail("Expected CrawlerSystemException");

        // Verify all values are set correctly
        assertEquals(TEST_CREATE_TIME, info.getCreateTime());
        assertEquals(TEST_LAST_ACCESS_TIME, info.getLastAccessTime());
        assertEquals(TEST_LAST_WRITE_TIME, info.getLastWriteTime());
        assertEquals(TEST_ATTRIBUTES, info.getAttributes());
    }

    @Test
    @DisplayName("Test getFileInformationLevel returns correct value")
    void testGetFileInformationLevel() {

        @Test
        @DisplayName("Should correctly implement SmbBasicFileInfo interface")
        void testSmbBasicFileInfoInterface() throws SMBProtocolDecodingException {
            // Given
            byte[] buffer = new byte[60];
            SMBUtil.writeInt2(60, buffer, 0);

            // Use proper millisecond times that will be converted correctly
            long creationTimeMs = System.currentTimeMillis();