}

    public void test_isEmptyArray_withEmptyArray() {
        assertTrue(searchRequestParams.isEmptyArray(new String[] {}));
    }

    public void test_isEmptyArray_withBlankStrings() {
        assertTrue(searchRequestParams.isEmptyArray(new String[] { "", "  ", "\t", "\n" }));
    }

    public void test_isEmptyArray_withNullElements() {
        assertTrue(searchRequestParams.isEmptyArray(new String[] { null, null }));

    @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(() -> {

  }

  public void testAvoidsStackOverflow_alternatingCancelledAndSubmitted() throws Exception {
    SettableFuture<@Nullable Void> settableFuture = SettableFuture.create();
    ListenableFuture<@Nullable Void> unused =
        serializer.submitAsync(
            new AsyncCallable<@Nullable Void>() {
              @Override
              public ListenableFuture<@Nullable Void> call() {

    }

    @Test
    @DisplayName("Test constructor initializes fields correctly")
    void testConstructor() {
        assertNotNull(fileBothDirectoryInfo);
        assertNotNull(fileBothDirectoryInfoNonUnicode);
    }

    @Test
    @DisplayName("Test getName returns filename")
    void testGetName() throws SMBProtocolDecodingException {
        // Prepare test data

    }

    @Override
    protected void doStart() {
      new Thread() {
        @Override
        public void run() {
          Uninterruptibles.sleepUninterruptibly(delay, MILLISECONDS);
          notifyStarted();
        }
      }.start();
    }

    @Override
    protected void doStop() {
      new Thread() {
        @Override
        public void run() {

  }

  private static void checkSha1(String expected, byte[] key, String data) {
    checkSha1(expected, key, data.getBytes(UTF_8));
  }

  private static void checkSha1(String expected, byte[] key, byte[] data) {
    checkHmac(expected, Hashing.hmacSha1(key), data);
  }

  private static void checkMd5(String expected, byte[] key, String data) {

public class OptionalUtilTest extends UnitFessTestCase {

    public void test_ofNullable_withNonNullString() {
        String testValue = "test string";
        OptionalEntity<String> result = OptionalUtil.ofNullable(testValue);

        assertNotNull(result);
        assertTrue(result.isPresent());
        assertEquals(testValue, result.get());
    }

    public void test_ofNullable_withNullString() {
        String testValue = null;

        // Helper methods for testing
        void setSetupWireFormatReturn(int value) {
            this.setupWireFormatReturn = value;
        }

        void setParametersWireFormatReturn(int value) {
            this.parametersWireFormatReturn = value;
        }

        void setDataWireFormatReturn(int value) {
            this.dataWireFormatReturn = value;
        }

        void setSetupBuffer(byte[] buffer) {

        }
    }

    public void test_inheritance() {
        // Verify that SystemUtil extends org.codelibs.core.lang.SystemUtil
        Class<?> superClass = SystemUtil.class.getSuperclass();
        assertEquals("Should extend org.codelibs.core.lang.SystemUtil", "org.codelibs.core.lang.SystemUtil", superClass.getName());
    }

    public void test_constants_reference() {

            return resource;
        }
    }

    @BeforeEach
    void setUp() {
        lenient().when(fileEntry.getName()).thenReturn("test");
    }

    @Test
    @DisplayName("Iterator without filter - simple case")
    void iteratorWithoutFilter() {
        // Setup: constructor calls advance() once
        when(delegate.hasNext()).thenReturn(true, false);