checkArgument(xValues.size() == yValues.size());
    PairedStatsAccumulator accumulator = new PairedStatsAccumulator();
    for (int index = 0; index < xValues.size(); index++) {
      accumulator.add(xValues.get(index), yValues.get(index));
    }
    return accumulator;
  }

  /**
   * Creates a {@link PairedStatsAccumulator} filled with the given lists of {@code x} and {@code y}

import static org.junit.jupiter.api.Assertions.assertTrue;

class JavaModuleTest {
  @Test
  public void testVisibility() {
    // Just check we can run code that depends on OkHttp types
    OkHttpCaller.callOkHttp(HttpUrl.get("https://square.com/robots.txt"));
  }

  @Test
  public void testMockWebServer() throws IOException {
    MockWebServer server = new MockWebServer();

import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
import okio.BufferedSink;

public final class PostStreaming {
  public static final MediaType MEDIA_TYPE_MARKDOWN
      = MediaType.get("text/x-markdown; charset=utf-8");

  private final OkHttpClient client = new OkHttpClient();

  public void run() throws Exception {
    RequestBody requestBody = new RequestBody() {

    /**
     * Returns the default locale.
     *
     * @return the default locale
     */
    public static Locale getDefault() {
        if (defaultLocaleSupplier != null) {
            return defaultLocaleSupplier.get();
        }
        return Locale.ENGLISH;
    }

    /**
     * Sets the default locale supplier.
     *
     * @param localeSupplier
     *            the supplier for the default locale
     */

    }

    @Test
    public void testPerf() throws IOException {
        List<String[]> data = new ArrayList<>();
        String k = null;
        for (String line : Files.readAllLines(Paths.get("src/test/resources/dag.txt"))) {
            if (line.startsWith("\t")) {
                data.add(new String[] {k, line.trim()});
            } else {
                k = line;
            }
        }

      multiset.add(queries[i]);
    }
  }

  @Benchmark
  int add(int reps) {
    int tmp = 0;
    for (int i = 0; i < reps; i++) {
      int j = i & ARRAY_MASK;
      tmp += multisets.get(j).add(queries[j], 4);
    }
    return tmp;
  }

        return testName == null || testContext.getTestName().equals(testName);
    }

    @Override
    public void transformTest(ObjectNode matchParent) {
        ObjectNode matchObject = (ObjectNode) matchParent.get(getKeyToFind());
        matchObject.remove(removeKey);
    }

    @Input
    public String getRemoveKey() {
        return removeKey;
    }

    @Input
    @Optional
    public String getTestName() {

            final Settings settings) {
        super(indexSettings, name, settings);

        final String path = settings.get("keywords_path");
        if (path != null) {
            keywordPath = environment.configDir().resolve(path);
        } else {
            keywordPath = null;
        }

            final Settings settings) {
        super(indexSettings, name, settings);

        final String path = settings.get("stopwords_path");
        if (path != null) {
            stopwordPath = environment.configDir().resolve(path);
        } else {
            stopwordPath = null;
        }

     */
    public static DecimalFormatSymbols getDecimalFormatSymbols(final Locale locale) {
        assertArgumentNotNull("locale", locale);

        DecimalFormatSymbols symbols = CACHE.get(locale);
        if (symbols == null) {
            symbols = new DecimalFormatSymbols(locale);
            CACHE.put(locale, symbols);
        }
        return symbols;
    }