indexQueryItems();

        PopularWordsResponse response = suggester.popularWords().setSize(10).addTag("tag1").execute().getResponse();

        assertNotNull(response);
        assertTrue(response.getTotal() > 0);
    }

    @Test
    public void test_addRole() throws Exception {
        indexQueryItems();

        List<String> words = new ArrayList<>();
        PopularWordsResponse response = new PopularWordsResponse("my-index", 50, words, 5, new ArrayList<>());

        assertEquals("my-index", response.getIndex());
    }

    @Test
    public void test_getTookMs() throws Exception {
        List<String> words = new ArrayList<>();
        PopularWordsResponse response = new PopularWordsResponse("test-index", 123, words, 5, new ArrayList<>());

    @Test
    public void test_basicBuilder() throws Exception {
        indexItems();

        PopularWordsResponse response = suggester.popularWords().execute().getResponse();

        assertNotNull(response);
    }

    @Test
    public void test_setSize() throws Exception {
        indexItems();

        PopularWordsResponse response = suggester.popularWords().setSize(5).execute().getResponse();

        assertNotNull(response);

suggester.indexer().indexFromQueryLog(queryLog);
```

### Popular Words Analytics

```java
import org.codelibs.fess.suggest.request.popularwords.PopularWordsResponse;

PopularWordsResponse popularWords = suggester.popularWords()
    .setSize(20)                    // top 20 words
    .setQuery("tech*")              // filter pattern
    .execute()
    .getResponse();

import org.codelibs.fess.suggest.index.contents.querylog.QueryLog;
import org.codelibs.fess.suggest.index.contents.querylog.QueryLogReader;
import org.codelibs.fess.suggest.request.popularwords.PopularWordsResponse;
import org.codelibs.fess.suggest.request.suggest.SuggestResponse;
import org.codelibs.fess.suggest.settings.AnalyzerSettings;
import org.codelibs.fess.suggest.settings.SuggestSettings;