fail("Should have thrown InvalidQueryException");
        } catch (InvalidQueryException e) {
            // Expected exception for unknown query type
            assertTrue(e.getMessage().contains("Unknown q:"));
        }
    }

        assertEquals(specificHandler, corsHandlerFactory.get(specificOrigin));

        // Execute & Verify - unknown origin should return wildcard handler
        assertEquals(wildcardHandler, corsHandlerFactory.get("https://unknown.com"));
    }

    public void test_get_nonExistentOriginWithoutWildcard() {
        // Setup
        String origin = "https://example.com";

        }
    }

    @Test
    public void testCreateProviderUnknown() {
        RdmaProvider provider = RdmaProviderFactory.createProvider("unknown");
        assertNull(provider, "Unknown provider should return null");
    }

    @Test
    public void testSelectBestProvider() {
        RdmaProvider provider = RdmaProviderFactory.selectBestProvider();

    }

    @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
    @DisplayName("Mocked consumer receives correct NTSTATUS value")

    @Mock
    private Map<Integer, KerberosKey> mockKeys;

    /**
     * Test parsing with an unknown auth type.
     * Expects an empty list of authorizations.
     * @throws PACDecodingException should not be thrown
     */
    @Test
    void testParseUnknownAuthType() throws PACDecodingException {
        // GIVEN an unknown auth type
        int unknownAuthType = -1;
        byte[] emptyToken = new byte[0];

            case UNSPECIFIED:
                result.append("Unspecified error");
                break;
            default:
                result.append("Unknown error code: ").append(errorCode);
            }
            break;
        default:
            result.append("unknown error class: ").append(errorClass);
        }
        return result.toString();
    }

    /**

     * @param message The detail message of the problem, may be {@code null}.
     * @param line The one-based index of the line containing the problem or {@code -1} if unknown.
     * @param column The one-based index of the column containing the problem or {@code -1} if unknown.
     * @param cause The cause of the problem, may be {@code null}.
     */
    void add(Problem.Severity severity, String message, int line, int column, Exception cause);

            return convertPhraseQuery(context, phraseQuery, boost);
        }
        throw new InvalidQueryException(messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY),
                "Unknown q: " + query.getClass() + " => " + query);
    }

    /**
     * Converts a phrase query to a query builder.
     *
     * @param context the query context
     * @param phraseQuery the phrase query

					Valid: true,
				}
			default:
				// Condition should be valid.
				return parsedPolicy, fmt.Errorf("Unknown type %s of conditional field value %s found in POST policy form",
					reflect.TypeOf(condt).String(), condt)
			}
		default:
			return parsedPolicy, fmt.Errorf("Unknown field %s of type %s found in POST policy form",
				condt, reflect.TypeOf(condt).String())
		}
	}
	return parsedPolicy, nil
}

    }

    /**
     * Test constructor with an unknown field.
     *
     * @throws IOException if an I/O error occurs
     */
    @Test
    void testConstructorUnknownField() throws IOException {
        ASN1EncodableVector vector = new ASN1EncodableVector();
        vector.add(new DERTaggedObject(99, new DERGeneralString("unknown")));
        DERSequence sequence = new DERSequence(vector);