// Test various file ID sizes
        byte[] shortFileId = new byte[8];
        byte[] standardFileId = new byte[16];
        byte[] longFileId = new byte[32];

        new SecureRandom().nextBytes(shortFileId);
        new SecureRandom().nextBytes(standardFileId);
        new SecureRandom().nextBytes(longFileId);

        RequestWithFileId request = new Smb2CloseRequest(mockConfig, emptyFileId);

        String[] inputs3 = { "c", "d" };

        CharMappingItem item1 = new CharMappingItem(1L, inputs1, "output");
        CharMappingItem item2 = new CharMappingItem(2L, inputs2, "output");
        CharMappingItem item3 = new CharMappingItem(3L, inputs3, "output");
        CharMappingItem item4 = new CharMappingItem(4L, inputs1, "different");

        // Same inputs and output should have same hash code

        assertArrays(new String[] { "ja" }, fessConfig.normalizeQueryLanguages(new String[] { "ja" }));
        assertArrays(new String[] { "ja" }, fessConfig.normalizeQueryLanguages(new String[] { "ja", "ja" }));
        assertArrays(new String[] { "ja" }, fessConfig.normalizeQueryLanguages(new String[] { "ja-jp" }));
        assertArrays(new String[] { "ja" }, fessConfig.normalizeQueryLanguages(new String[] { "ja_JP" }));

        assertThat(new CopyOptions().converter(new DateConverter("yyyyMMdd")).convertValue(new Timestamp(0), "aaa", String.class),
                is((Object) "19700101"));
    }

    /**
     * @throws Exception
     */
    @Test(expected = ConverterRuntimeException.class)
    public void testConvertValue_throwable() throws Exception {

        List<AvPair> originalPairs = new LinkedList<>();
        originalPairs.add(new AvFlags(0x12345678));
        originalPairs.add(new AvTimestamp(new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 }));
        originalPairs.add(new AvTargetName("TESTNAME".getBytes()));
        originalPairs.add(new AvSingleHost(new byte[] { 0x11, 0x22, 0x33, 0x44 }));
        originalPairs.add(new AvChannelBindings(new byte[] { 0x55, 0x66 }));

	// ErrUnsupportedDriver unsupported driver
	ErrUnsupportedDriver = errors.New("unsupported driver")
	// ErrRegistered registered
	ErrRegistered = errors.New("registered")
	// ErrInvalidField invalid field
	ErrInvalidField = errors.New("invalid field")
	// ErrEmptySlice empty slice found
	ErrEmptySlice = errors.New("empty slice found")
	// ErrDryRunModeUnsupported dry run mode unsupported

        assertTrue(docMap.containsKey("key2"));
    }

    public void test_putAll() {
        Map<String, Object> parentMap = new HashMap<>();
        DocMap docMap = new DocMap(parentMap);

        Map<String, Object> sourceMap = new HashMap<>();
        sourceMap.put("key1", "value1");
        sourceMap.put("key2", "value2");
        sourceMap.put("key3", "value3");

        ComponentUtil.register(indexingHelper, "indexingHelper");
        ComponentUtil.register(new ThumbnailManager(), "thumbnailManager");
        final CrawlingConfigHelper crawlingConfigHelper = new CrawlingConfigHelper();
        crawlingConfigHelper.init();
        ComponentUtil.register(crawlingConfigHelper, "crawlingConfigHelper");
        ComponentUtil.register(new WebConfigService() {
            @Override

            int bytesRead2 = stream2.read(buffer2);
            assertEquals(testContent, new String(buffer2, 0, bytesRead2, "UTF-8"));
        }
    }

    @Test
    public void testMemoryBasedCacheWithEmptyData() throws IOException {
        byte[] data = new byte[0];
        ContentCache cache = new ContentCache(data);

        try (InputStream stream = cache.getInputStream()) {

        // Test deeply nested exception causes
        Exception level3 = new Exception("Level 3: Database connection failed");
        Exception level2 = new Exception("Level 2: User lookup failed", level3);
        Exception level1 = new Exception("Level 1: Authentication service error", level2);
        SsoProcessException topLevel = new SsoProcessException("SSO process failed", level1);

        // Verify the chain