final String[] fileTypes = ComponentUtil.getFileTypeHelper().getTypes();
            for (final String fileType : fileTypes) {
                final String value = filetypeField + ":" + fileType;
                if (!values.contains(value)) {
                    final String key = "labels.facet_filetype_" + fileType;
                    if (resources.containsKey(key)) {
                        queryMap.put(key, value);

        setupViewHelperWithFacetGroups(createFacetQueryView("filetype", "HTML", "filetype:HTML", "WORD", "filetype:WORD"),
                createFacetQueryView("timestamp", "1month", "timestamp:[now-1M TO *]"));
        final MockHttpServletRequest request = new MockHttpServletRequest();
        // Send timestamp first, then filetype — result should follow FacetQueryView order, not request order

        final String k = "filetype";
        assertEquals("", getAsQuery(Collections.singletonMap(k, new String[] { "" })));
        assertEquals("filetype:\"pdf\"", getAsQuery(Collections.singletonMap(k, new String[] { "pdf" })));
        assertEquals("filetype:\"doc\"", getAsQuery(Collections.singletonMap(k, new String[] { " doc " })));

					<select id="as_filetype" name="as.filetype" class="form-control">
						<option value=""><la:message key="labels.advance_search_filetype_default" /></option>
						<option value="html" <c:if test="${as.filetype.contains('html')}">selected</c:if>><la:message
								key="labels.advance_search_filetype_html"
							/></option>
						<option value="pdf" <c:if test="${as.filetype.contains('pdf')}">selected</c:if>><la:message

        final int fileType;
        if (fileName.startsWith("system") && fileName.endsWith(".properties")) {
            fileType = 1;
        } else if (fileName.startsWith("gsa") && fileName.endsWith(".xml")) {
            fileType = 2;
        } else if (fileName.endsWith(".bulk")) {
            fileType = 3;

        Map<String, String> queryMap = facetQueryView.getQueryMap();

        // Should have original non-filetype queries
        assertEquals("field:value", queryMap.get("label2"));
        assertEquals("anotherfield:anothervalue", queryMap.get("label3"));

        // Should have filetype queries
        assertEquals("filetype:html", queryMap.get("label1"));

					<select id="as_filetype" name="as.filetype" class="form-control">
						<option value=""><la:message key="labels.advance_search_filetype_default" /></option>
						<option value="html" <c:if test="${as.filetype.contains('html')}">selected</c:if>><la:message
								key="labels.advance_search_filetype_html"
							/></option>
						<option value="pdf" <c:if test="${as.filetype.contains('pdf')}">selected</c:if>><la:message

    public static final String AS_EPQ = "epq";

    /** The parameter for query. */
    public static final String AS_Q = "q";

    /** The parameter for filetype. */
    public static final String AS_FILETYPE = "filetype";

    /** The parameter for sitesearch. */
    public static final String AS_SITESEARCH = "sitesearch";

    /** The parameter for occurrence. */

        queryCommand = new TestQueryCommand();
        queryFieldConfig = ComponentUtil.getQueryFieldConfig();

        // Set up search fields
        String[] searchFields = { "title", "content", "url", "host", "filetype" };
        queryFieldConfig.setSearchFields(searchFields);
    }

    /**
     * Test isSearchField() with Set-based lookup.
     */
    @Test
    public void test_isSearchField_withSetBasedLookup() {

        stream(conditions.get(SearchRequestParams.AS_FILETYPE))
                .of(stream -> stream.filter(q -> StringUtil.isNotBlank(q) && q.length() <= maxQueryLength)
                        .forEach(q -> queryBuf.append(" filetype:\"").append(q.trim()).append('"')));
        stream(conditions.get(SearchRequestParams.AS_SITESEARCH))
                .of(stream -> stream.filter(q -> StringUtil.isNotBlank(q) && q.length() <= maxQueryLength)