assertEquals("L1:aaa", documentHelper.appendLineNumber("L", "aaa"));
        assertEquals("L1:aaa", documentHelper.appendLineNumber("L", "aaa\n"));
        assertEquals("L1:aaa\nL2:bbb", documentHelper.appendLineNumber("L", "aaa\nbbb"));
        assertEquals("L1:aaa\nL2:bbb\nL3:ccc", documentHelper.appendLineNumber("L", "aaa\nbbb\nccc"));
    }

    public void test_init() {

        list.add("aaa");
        list.add("bbb");
        list.add("ccc");

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

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

        final Indexed<String> indexed1 = it.next();
        assertThat(indexed1.getIndex(), is(0));
        assertThat(indexed1.getElement(), is("aaa"));

                "aaa");
        assertQueryBuilder(MatchPhraseQueryBuilder.class,

    }

    /**
     *
     */
    @Test
    public void testConcatName() {
        assertThat(ClassUtil.concatName("aaa", "bbb"), is("aaa.bbb"));
        assertThat(ClassUtil.concatName("aaa", null), is("aaa"));
        assertThat(ClassUtil.concatName("aaa", ""), is("aaa"));
        assertThat(ClassUtil.concatName(null, "bbb"), is("bbb"));
        assertThat(ClassUtil.concatName("", "bbb"), is("bbb"));

                Set.of("aaa:"), //
                buildQuery("aaa:*"));

        assertQueryContext(

        Map<String, Object> doc = new HashMap<>();
        assertEquals("aaa", languageHelper.createScript(doc, "aaa").getIdOrCode());

        doc.put("lang", "ja");
        assertEquals("aaa;ctx._source.title_ja=ctx._source.title;ctx._source.content_ja=ctx._source.content",
                languageHelper.createScript(doc, "aaa").getIdOrCode());
    }

    public void test_getReindexScriptSource() {
        assertEquals(

        final BeanDesc beanDesc = new BeanDescImpl(MyBean.class);
        assertThat(beanDesc.getPropertyDescSize(), is(5));
        PropertyDesc propDesc = beanDesc.getPropertyDesc("aaa");
        assertThat(propDesc.getPropertyName(), is("aaa"));
        assertThat(propDesc.getPropertyType(), is(sameClass(String.class)));
        assertThat(propDesc.getReadMethod(), is(notNullValue()));

     * </p>
     *
     * @param rootDir the root directory (must not be {@literal null})

    #    This is only for CSharp.
    #    e.g. Aaa.Bbb.DBFlute --> Directory: source/Aaa.Bbb.DBFlute/AllCommon
    #   o omitDirectoryPackage: (NotRequired - Default '')
    #    This is only for CSharp.
    #    e.g. Aaa --> Directory: source/Bbb/DBFlute/AllCommon
    #
    #; outputPackageAdjustmentMap = map:{
    #    ; flatDirectoryPackage = Aaa.Bbb.DBFlute
    #    ; omitDirectoryPackage = Aaa
    #}
    # - - - - - - - - - -/

        doc.put("key1", new String[] { "aaa", "bbb" });
        assertArrayEquals(new String[] { "aaa", "bbb" }, DocumentUtil.getValue(doc, "key1", String[].class));
        assertEquals(Arrays.asList("aaa", "bbb"), (List<String>) DocumentUtil.getValue(doc, "key1", List.class));
    }

    public void test_list() {
        Map<String, Object> doc = new HashMap<>();
        doc.put("key1", Arrays.asList("aaa", "bbb"));