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]);

            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");
        }

        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();

        smbAuthenticationHolder.add(hogeAuth);
        final SmbAuthentication fugaAuth = new SmbAuthentication();
        fugaAuth.setServer("fuga");
        smbAuthenticationHolder.add(fugaAuth);
        final SmbAuthentication fooAuth = new SmbAuthentication();
        fooAuth.setServer("foo");
        fooAuth.setPort(1000);
        smbAuthenticationHolder.add(fooAuth);

        if (!tags.isEmpty()) {
            filterList.add(buildFilterQuery(FieldNames.TAGS, tags));
        }

        roles.add(SuggestConstants.DEFAULT_ROLE);
        if (!roles.isEmpty()) {
            filterList.add(buildFilterQuery(FieldNames.ROLES, roles));
        }

        if (!fields.isEmpty()) {
            filterList.add(buildFilterQuery(FieldNames.FIELDS, fields));
        }

                Collections.singletonList("tag1"), Collections.singletonList("role1"));

        settings.elevateWord().add(elevateWord1);
        settings.elevateWord().add(elevateWord2);
        settings.elevateWord().add(elevateWord3);

        assertEquals(3, settings.elevateWord().get().length);
        assertEquals(elevateWord1.getElevateWord(), settings.elevateWord().get()[0].getElevateWord());

        // Default constructor
    }

    /**
     * Adds an FtpAuthentication object to the holder.
     * @param auth The FtpAuthentication object to add.
     */
    public void add(final FtpAuthentication auth) {
        if (auth != null) {
            authenticationList.add(auth);
        }
    }

    /**
     * Retrieves an FtpAuthentication object that matches the given path.
     * @param path The path to match.

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**
If applicable, add screenshots to help explain your problem.

**Environment (please complete the following information):**
 - OS: [e.g. Windows 10]
 - Version [e.g. 3.5.0]

**Additional context**

        urlConvertHelper.add("^tp:", "http:");

        url = "http://hoge.com/http/fuga.html";
        assertEquals("http://hoge.com/http/fuga.html", urlConvertHelper.convert(url));

        url = "tp://hoge.com/http/fuga.html";
        assertEquals("http://hoge.com/http/fuga.html", urlConvertHelper.convert(url));

        urlConvertHelper.add("fuga", "hoge");
        urlConvertHelper.add("http/hoge", "peke");

        System.arraycopy(defaultWords, 0, concat, badWords.length, defaultWords.length);
        return concat;
    }

    /**
     * Add a bad word.
     * @param badWord Bad word
     */
    public void add(final String badWord) {
        if (logger.isDebugEnabled()) {
            logger.debug("Add badword. {} badword: {}", arraySettings.arraySettingsIndexName, badWord);
        }