}

    /**
     * @throws Exception
     */
    @Test
    public void testErrorMessage_en() throws Exception {
        // ## Arrange ##
        Locale.setDefault(Locale.ENGLISH);
        final SQLException sqlException = new SQLException("manyReason", "barState", 1234);

        final SQLRuntimeException sqlRuntimeException = new SQLRuntimeException(sqlException);

        // ## Act ##

                return StringUtil.EMPTY;
            }
        });
        getMockRequest().setLocale(Locale.ENGLISH);
        assertNull(systemHelper.getForumLink());
    }

    public void test_getHelpLink() {
        getMockRequest().setLocale(Locale.ENGLISH);
        assertEquals("https://fess.codelibs.org/98.76/admin/xxx-guide.html", systemHelper.getHelpLink("xxx"));

        final Collection<String> values = queryMap.values();
        if (values.stream().anyMatch(s -> s.startsWith(filetypeField))) {
            final ResourceBundle resources = ResourceBundle.getBundle("fess_label", Locale.ENGLISH);
            final String[] fileTypes = ComponentUtil.getFileTypeHelper().getTypes();
            for (final String fileType : fileTypes) {
                final String value = filetypeField + ":" + fileType;

    }

    public void test_determineAlias_returnsEmpty() {
        // Test with various locales
        OptionalThing<String> result = provider.determineAlias(Locale.ENGLISH);
        assertFalse(result.isPresent());

        result = provider.determineAlias(Locale.JAPANESE);
        assertFalse(result.isPresent());

        result = provider.determineAlias(Locale.GERMAN);

     * @return the searcher name
     */
    public String getName() {
        if (name == null) {
            name = StringUtil.decamelize(this.getClass().getSimpleName().replace("Searcher", StringUtil.EMPTY)).toLowerCase(Locale.ENGLISH);
        }
        return name;
    }

    /**
     * Executes a search operation with the specified parameters.
     * This method must be implemented by concrete searcher classes.
     *

    }

    public void test_detectLanguage_withoutDetector() {
        // Without a real detector, this would cause NullPointerException
        try {
            languageHelper.detectLanguage("This is English text");
            fail("Should throw NullPointerException without detector");
        } catch (NullPointerException e) {
            // Expected
        }
    }

     */
    private static int decode(String userFriendly) {
      try {
        return Integer.decode(userFriendly);
      } catch (NumberFormatException ignored) {
        if (userFriendly.matches("(?i)(?:American|English|ASCII)")) {
          // 1-byte UTF-8 sequences - "American" ASCII text
          return 0x80;
        } else if (userFriendly.matches("(?i)(?:French|Latin|Western.*European)")) {

          "type": "pattern_replace",
          "pattern":"(.*)",
          "replacement":""
        }
      },
      "filter": {
        "stemmer_en_filter": {
          "type": "stemmer",
          "name": "english"
        },
        "english_override": {
          "type":       "stemmer_override",
          "rules_path": "${fess.dictionary.path}en/stemmer_override.txt"
        },
        "possessive_stemmer_en_filter": {

    if [ "x$pidpath" != "x" ]; then
        fess_parms="$fess_parms -Dfess.pidfile=$pidpath"
    fi

    # Make sure we don't use any predefined locale, as we check some exception message strings and rely on english language
    # As those strings are created by the OS, they are dependent on the configured locale
    LANG=en_US.UTF-8
    LC_ALL=en_US.UTF-8

    export HOSTNAME=`hostname -s`

    cd "$FESS_HOME"

            public SearchRequestType getType() {
                return SearchRequestType.SEARCH;
            }

            @Override
            public Locale getLocale() {
                return Locale.ENGLISH;
            }

            @Override
            public Object getAttribute(String name) {
                return null;
            }

            @Override
            public String[] getExtraQueries() {