chain.add(normalizer1);
        chain.add(normalizer2);
        chain.add(normalizer3);

        String result = chain.normalize("test", "field");

        assertEquals("test-1-2-3", result);
    }

    @Test
    public void test_chainWithCustomNormalizer() throws Exception {
        NormalizerChain chain = new NormalizerChain();
        chain.add((text, field, langs) -> text.trim());

    public void test_constructor() throws Exception {
        List<String> words = new ArrayList<>();
        words.add("test");
        words.add("example");

        List<SuggestItem> items = new ArrayList<>();
        String[][] readings = new String[1][];
        readings[0] = new String[] { "test" };
        items.add(new SuggestItem(new String[] { "test" }, readings, new String[] { "content" }, 1, 0, -1, new String[] { "tag1" },

        vector.add(new DERTaggedObject(3, new DERSequence(principalVector)));

        ASN1EncodableVector addressesVector = new ASN1EncodableVector();
        ASN1EncodableVector addressVector = new ASN1EncodableVector();
        addressVector.add(new ASN1Integer(KerberosConstants.AF_INTERNET));
        addressVector.add(new DEROctetString(InetAddress.getByName("127.0.0.1").getAddress()));
        addressesVector.add(new DERSequence(addressVector));

        try {
            settings.badword().add("aaaa");
            assertTrue(true);
        } catch (IllegalArgumentException e) {
            fail();
        }

        try {
            settings.badword().add("");
            fail();
        } catch (IllegalArgumentException e) {
            assertTrue(true);
        }

        try {
            settings.badword().add("aaaa bbb");
            fail();

    }

    /**
     * @throws Exception
     */
    @Test
    public void test3() throws Exception {
        DisposableUtil.add(new TestDisposable("a"));
        DisposableUtil.add(new TestDisposable2());
        DisposableUtil.add(new TestDisposable("b"));
        assertThat(DisposableUtil.disposables.size(), is(3));
        DisposableUtil.dispose();
        assertThat(count, is(3));
        assertThat(names, is("ba"));

    }

    @Test
    public void test_getNum() throws Exception {
        List<String> words = new ArrayList<>();
        words.add("word1");
        words.add("word2");
        words.add("word3");
        words.add("word4");

        PopularWordsResponse response = new PopularWordsResponse("test-index", 100, words, 20, new ArrayList<>());

        assertEquals(4, response.getNum());
    }

public class IndexedIteratorTest {

    /**
     * @throws Exception
     */
    @Test
    public void test() throws Exception {
        final List<String> list = newArrayList();
        list.add("aaa");
        list.add("bbb");
        list.add("ccc");

        final IndexedIterator<String> it = new IndexedIterator<String>(list.iterator());

        assertThat(it.hasNext(), is(true));

        String key = "key";
        String value1 = "a";
        String value2 = "b";
        String value3 = "c";
        settings.array().add(key, value1);
        settings.array().add(key, value2);
        settings.array().add(key, value3);
        assertEquals(3, settings.array().get(key).length);
        assertEquals(value1, settings.array().get(key)[0]);

                            result.getSearchFieldLogList().add(new Pair<>(e.getKey(), v));
                        }
                    } else if (e.getValue() instanceof List) {
                        final List<String> values = (List<String>) e.getValue();
                        for (final String v : values) {
                            result.getSearchFieldLogList().add(new Pair<>(e.getKey(), v));
                        }

            for (final String value : values.split(",")) {
                list.add(value);
            }
        }

        if (ResourceUtil.getResourceNoException("org/h2/Driver.class") != null) {
            list.add("h2");
        }

        if (ResourceUtil.getResourceNoException("com/mysql/jdbc/Driver.class") != null) {
            list.add("mysql");
        }