}

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutIfAbsent_supportedAbsent() {
    assertNull("putIfAbsent(notPresent, value) should return null", putIfAbsent(e3()));
    expectAdded(e3());
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_supportedPresent() {
    assertEquals(

import org.junit.jupiter.api.Test;

class AvTargetNameTest {

    /**
     * Test constructor with raw bytes.
     * Verifies that the AvPair type is correctly set and raw bytes are stored.
     */
    @Test
    void testConstructorWithRawBytes() {
        byte[] rawBytes = "TEST_TARGET_NAME".getBytes(StandardCharsets.UTF_16LE);
        AvTargetName avTargetName = new AvTargetName(rawBytes);

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testClear() {
    getMap().clear();
    assertTrue("After clear(), a map should be empty.", getMap().isEmpty());
    assertEquals(0, getMap().size());
    assertFalse(getMap().entrySet().iterator().hasNext());
  }

  @MapFeature.Require({FAILS_FAST_ON_CONCURRENT_MODIFICATION, SUPPORTS_REMOVE})
  @CollectionSize.Require(SEVERAL)
  public void testClearConcurrentWithEntrySetIteration() {

import java.io.StringReader;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author ricebin
 */
@NullUnmarked
public class MultiReaderTest extends TestCase {

  public void testOnlyOneOpen() throws Exception {
    String testString = "abcdefgh";
    CharSource source = newCharSource(testString);
    int[] counter = new int[1];
    CharSource reader =
        new CharSource() {

    }

    @Test
    @DisplayName("Should have correct context name")
    void testContextName() {
        assertArrayEquals("RqLs".getBytes(), leaseContext.getName());
        assertEquals("RqLs", LeaseV1CreateContextRequest.CONTEXT_NAME);
    }

    @Test
    @DisplayName("Should initialize with default values")
    void testDefaultConstructor() {

    }
  }

  public void testMergeNullFunction() {
    try {
      getMap().merge(k0(), v3(), null);
      fail("Expected NullPointerException or UnsupportedOperationException");
    } catch (NullPointerException | UnsupportedOperationException expected) {
    }
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)
  public void testMergeUnsupported() {
    assertThrows(

    @Mock
    private Configuration mockDelegate;

    private DelegatingConfiguration delegatingConfig;

    @BeforeEach
    void setUp() {
        delegatingConfig = new DelegatingConfiguration(mockDelegate);
    }

    @Test
    @DisplayName("Constructor should require non-null delegate")
    void testConstructorWithNullDelegate() {
        // When & Then
        assertDoesNotThrow(() -> {

 */
@GwtCompatible
@NullUnmarked
@RunWith(JUnit4.class)
public class CacheBuilderGwtTest {

  private FakeTicker fakeTicker;

  @Before
  public void setUp() {
    fakeTicker = new FakeTicker();
  }

  @Test
  public void loader() throws ExecutionException {
    Cache<Integer, Integer> cache = CacheBuilder.newBuilder().build();

    Callable<Integer> loader =
        new Callable<Integer>() {

    @Override
    public void beforeProjectExecution(ProjectExecutionEvent event) throws LifecycleExecutionException {
        for (ProjectExecutionListener listener : listeners) {
            listener.beforeProjectExecution(event);
        }
    }

    @Override
    public void beforeProjectLifecycleExecution(ProjectExecutionEvent event) throws LifecycleExecutionException {

/**
 * Unit test for {@link Helpers}.
 *
 * @author Chris Povirk
 */
@GwtCompatible
public class HelpersTest extends TestCase {
  public void testNullsBeforeB() {
    testComparator(NullsBeforeB.INSTANCE, "a", "azzzzzz", null, "b", "c");
  }

  public void testIsEmpty_iterable() {
    List<Object> list = new ArrayList<>();
    assertEmpty(list);
    assertEmpty(() -> emptyIterator());

    list.add("a");