@SuppressWarnings("nullness") // safe because we pass sort() a range that contains real Ts
    T[] castBuffer = (T[]) buffer;
    sort(castBuffer, 0, bufferSize, comparator);
    if (bufferSize > k) {
      Arrays.fill(buffer, k, buffer.length, null);
      bufferSize = k;
      threshold = buffer[k - 1];
    }
    // Up to bufferSize, all elements of buffer are real Ts (not null unless T includes null)

                case "test.property":
                    return "config-value";
                case "filter.null":
                    // This would be filtered to null by PropertyFilter in real scenario
                    throw new ConfigPropertyNotFoundException("filter.null");
                default:
                    throw new ConfigPropertyNotFoundException(propertyKey);
                }
            }

    }

    public void test_updateDocument_noLanguageDetected() {
        Map<String, Object> doc = new HashMap<>();
        doc.put("title", "xyz");
        doc.put("content", "xyz");

        // Without a real detector, this will throw NullPointerException
        try {
            languageHelper.updateDocument(doc);
            fail("Should throw NullPointerException without detector");
        } catch (NullPointerException e) {

     * guaranteed to be either exact or one less than the correct value. This follows from fact that
     * floor(floor(x)/i) == floor(x/i) for any real x and integer i != 0. The proof is not quite
     * trivial.
     */
    long quotient = ((dividend >>> 1) / divisor) << 1;
    long rem = dividend - quotient * divisor;

                return false;
            }
        });
        sambaHelper.init();

        // Verify method signature exists for SMB1 SID - actual test would require real SMB1 SID instance
        assertNotNull(sambaHelper);
    }

    public void test_createSearchRole_lowercase() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override

                }
              }));
    }

    /*
     * It's unlikely that any operations would fail by throwing an exception, but let's check them
     * just to be safe.
     *
     * The real purpose of this test is to produce a TSAN failure if MapIteratorCache is unsafe for
     * reads from multiple threads -- unsafe, in fact, even in the absence of a concurrent write.

import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.ExecutionException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * {@link LoadingCache} tests that deal with empty caches.
 *
 * @author mike nonemacher
 */

@NullUnmarked
public class EmptyCachesTest extends TestCase {

  public void testEmpty() {
    for (LoadingCache<Object, Object> cache : caches()) {

        assertEquals(customPath, firstCall);
        assertEquals(firstCall, secondCall);
        assertEquals(secondCall, thirdCall);
    }

    // Test with changing query string (though typically wouldn't change in real scenario)
    public void test_getServletPath_withChangingQueryString() {
        final String originalPath = "/original/path";
        final String customPath = "/api/v1/dynamic";

import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link TreeMultiset}.
 *
 * @author Neal Kanodia
 */
@GwtCompatible
@NullMarked
public class TreeMultisetTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // suite
  @AndroidIncompatible // test-suite builders

    // The most common case is that from is a Reader (like InputStreamReader or StringReader) so
    // take advantage of that.
    if (from instanceof Reader) {
      // optimize for common output types which are optimized to deal with char[]
      if (to instanceof StringBuilder) {
        return copyReaderToBuilder((Reader) from, (StringBuilder) to);
      } else {
        return copyReaderToWriter((Reader) from, asWriter(to));
      }
    }