String toTest =
        MoreObjects.toStringHelper(new TestClass()).add("field1", (Integer) null).toString();
    assertThat(toTest).isEqualTo("TestClass{field1=null}");
  }

  public void testToStringLenient_oneField() {
    String toTest = MoreObjects.toStringHelper(new TestClass()).add("field1", "Hello").toString();
    assertTrue(toTest, toTest.matches(".*\\{field1\\=Hello\\}"));
  }

        FessConfig fessConfig = new FessConfig.SimpleImpl() {
            @Override
            public String getQueryFacetFields() {
                return "field1, field2, field1, , field3, field2";
            }

            @Override
            public String getQueryFacetFieldsSize() {
                return "";
            }

            @Override

        // Test constructor with all parameters
        String[] text = { "test", "text" };
        String[][] readings = { { "reading1" }, { "reading2" } };
        String[] fields = { "field1", "field2" };
        String[] tags = { "tag1", "tag2" };
        String[] roles = { "role1", "role2" };
        String[] languages = { "en", "ja" };
        SuggestItem.Kind kind = SuggestItem.Kind.QUERY;

        String[] fields = { "field1", "field2", "field1", "field3", "field2" };
        queryFieldConfig.setNotAnalyzedFields(fields);

        // Set should contain unique values only
        assertEquals(3, queryFieldConfig.notAnalyzedFieldSet.size());
        assertTrue(queryFieldConfig.notAnalyzedFieldSet.contains("field1"));
        assertTrue(queryFieldConfig.notAnalyzedFieldSet.contains("field2"));

        // Test constructor with all parameters
        String word = "test word";
        float boost = 2.5f;
        List<String> readings = Arrays.asList("reading1", "reading2");
        List<String> fields = Arrays.asList("field1", "field2");
        List<String> tags = Arrays.asList("tag1", "tag2");
        List<String> roles = Arrays.asList("role1", "role2");

        elevateWord = new ElevateWord(word, boost, readings, fields, tags, roles);

     */
    @Test
    public void test_updateFields_updatesSetAndArray() {
        // Initial setup
        String[] initialFields = { "field1", "field2" };
        queryFieldConfig.setSearchFields(initialFields);
        assertTrue(queryFieldConfig.searchFieldSet.contains("field1"));
        assertTrue(queryFieldConfig.searchFieldSet.contains("field2"));
        assertEquals(2, queryFieldConfig.searchFieldSet.size());

        assertEquals("", queryLog.getQueryString());
        assertEquals("", queryLog.getFilterQueryString());
    }

    @Test
    public void test_complexQuery() throws Exception {
        String query = "field1:value1 AND field2:value2";
        String filterQuery = "category:electronics";
        QueryLog queryLog = new QueryLog(query, filterQuery);

        assertEquals(query, queryLog.getQueryString());

        request.setParameterValues("facet.field", new String[] { "field1" });

        FacetInfo facetInfo = searchRequestParams.createFacetInfo(request);
        assertNotNull(facetInfo);
        assertEquals(1, facetInfo.field.length);
        assertEquals("field1", facetInfo.field[0]);
        assertEquals(0, facetInfo.query.length);
        assertNull(facetInfo.size);

public class SuggestItemSerializerTest {

    @Test
    public void testToSource_basicFields() {
        String[] text = { "test text" };
        String[][] readings = { { "reading1" } };
        String[] fields = { "field1" };
        String[] tags = { "tag1" };
        String[] roles = { "role1" };
        String[] languages = { "en" };
        long docFreq = 10L;
        long queryFreq = 5L;
        float userBoost = 1.5f;

        assertTrue(roleSet.contains("role2"));
        assertTrue(roleSet.contains("role3"));
    }

    @Test
    public void testMerge_fields() {
        SuggestItem item1 = createItemWithFields("text", "field1", "field2");
        SuggestItem item2 = createItemWithFields("text", "field2", "field3");

        SuggestItem merged = SuggestItemMerger.merge(item1, item2);

        String[] fields = merged.getFields();