assertEquals(expectedNt, actual.get(), String.format("NTSTATUS for %08x should be %08x", dosErr, expectedNt));
    }

    @Test
    @DisplayName("Unknown DOS error code yields empty Optional")
    void testUnknownCode() {
        Optional<Integer> noMatch = findNtStatus(0xdeadbeef);
        assertFalse(noMatch.isPresent(), "Mapping for unknown code should be absent");
    }

    @Test

class StaticJAASConfigurationTest {

    // Constants used in assertions
    private static final String EXPECTED_LOGIN_MODULE = "com.sun.security.auth.module.Krb5LoginModule";

    @Test
    @DisplayName("Default constructor yields REQUIRED Krb5 entry with empty options")
    void defaultConstructor_producesRequiredKrb5EntryWithEmptyOptions() {
        // Arrange
        StaticJAASConfiguration cfg = new StaticJAASConfiguration();

        // Act

        // Act
        itr.remove();

        // Assert
        verify(delegate, times(1)).remove();
    }

    @Test
    @DisplayName("Edge: empty delegate yields no elements")
    void emptyDelegate_hasNoNext() {
        // Arrange - no parent setup needed since no URLs are created
        when(delegate.hasNext()).thenReturn(false);

        // Arrange
        SecurityBlob blob = new SecurityBlob(new byte[] { 1, 2, 3 });

        // Force internal field to null via reflection to exercise defensive branch
        Field field = SecurityBlob.class.getDeclaredField("b");
        field.setAccessible(true);
        field.set(blob, null);

        // Act & Assert
        assertEquals(0, blob.length(), "length() should return 0 when internal array is null");

    /**
     * Parses a document and extracts suggest items based on the provided fields and converters.
     *
     * @param document The document to parse, represented as a map of field names to values.
     * @param fields The fields to extract from the document.
     * @param tagFieldNames The names of the fields that contain tags.
     * @param roleFieldName The name of the field that contains role information.

        // Then
        // Verify that the 'sam' field is set correctly
        assertEquals(mockSamArray, msrpc.sam, "The 'sam' field should be initialized with the provided SamrSamArray.");

        // Verify that the 'ptype' field is set to 0
        assertEquals(0, msrpc.getPtype(), "The 'ptype' field should be initialized to 0.");

        // Verify that the 'flags' field is set to DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG

    void testConstantsArePublicStaticFinal() {
        Field[] fields = SecurityInfo.class.getDeclaredFields();

        for (Field field : fields) {
            int modifiers = field.getModifiers();
            assertTrue(Modifier.isPublic(modifiers), "Field " + field.getName() + " should be public");
            assertTrue(Modifier.isStatic(modifiers), "Field " + field.getName() + " should be static");

        if (value instanceof final LocalDateTime ldt) {
            final ZonedDateTime zdt = ZonedDateTime.of(ldt, ZoneId.systemDefault());
            super.addFieldToSource(sourceMap, field, DateTimeFormatter.ISO_INSTANT.format(zdt));
        } else {
            super.addFieldToSource(sourceMap, field, value);
        }
    }

    @Override

        // Use reflection to access and verify protected fields from the parent class DcerpcMessage
        Field ptypeField = DcerpcMessage.class.getDeclaredField("ptype");
        ptypeField.setAccessible(true);
        int ptypeValue = (int) ptypeField.get(request);
        assertEquals(0, ptypeValue, "The 'ptype' field should be initialized to 0.");

 * <li>{@link #QUERY_FREQ} - The query frequency field.</li>
 * <li>{@link #DOC_FREQ} - The document frequency field.</li>
 * <li>{@link #USER_BOOST} - The user boost field.</li>
 * <li>{@link #KINDS} - The kinds field.</li>
 * <li>{@link #TIMESTAMP} - The timestamp field.</li>
 * <li>{@link #TAGS} - The tags field.</li>
 * <li>{@link #ROLES} - The roles field.</li>
 * <li>{@link #FIELDS} - The fields field.</li>