* @param file
     * @param openFlags
     * @return
     * @throws SmbException
     */
    synchronized SmbFileHandleImpl ensureOpen() throws CIFSException {
        if (this.handle == null || !this.handle.isValid()) {
            // one extra acquire to keep this open till the stream is released
            if (this.file instanceof SmbNamedPipe) {

        }

        @Test
        void testConstructorWithInvalidURL() {
            // Act & Assert
            assertThrows(MalformedURLException.class, () -> {
                new SmbFile("invalid url with spaces", mockCifsContext);
            });
        }
    }

    @Nested
    class WhenCheckingFileProperties {

        @Mock
        private SmbTreeHandleImpl mockTreeHandle;

        }
    }

    @Test
    public void test_reload_withIOException() {
        // This test verifies error handling during reload
        // We'll test with invalid data or missing file
        try {
            File nonExistentFile = new File("non_existent_file.txt");
            ProtwordsFile errorFile = new ProtwordsFile("test_id", nonExistentFile.getAbsolutePath(), new Date());

		maxKeys    int32
		// Expected output of ListObjects.
		result ListObjectsInfo
		err    error
		// Flag indicating whether the test is expected to pass or not.
		shouldPass bool
	}{
		// Test cases with invalid bucket names ( Test number 1-4 ).
		{".test", "", "", "", 0, ListObjectsInfo{}, BucketNameInvalid{Bucket: ".test"}, false},
		{"Test", "", "", "", 0, ListObjectsInfo{}, BucketNameInvalid{Bucket: "Test"}, false},

Isso também funcionará porque `RedirectResponse` é uma subclasse de `Response`, e o FastAPI tratará automaticamente este caso simples.

### Anotações de Tipo de Retorno Inválido { #invalid-return-type-annotations }

		copy(b.toSTAR().trailer(), trailerSTAR)
	case format.has(FormatUSTAR | FormatPAX):
		copy(b.toUSTAR().magic(), magicUSTAR)
		copy(b.toUSTAR().version(), versionUSTAR)
	default:
		panic("invalid format")
	}

	// Update checksum.
	// This field is special in that it is terminated by a NULL then space.
	var f formatter
	field := b.toV7().chksum()

		// Note that url.Parse does the unescaping
		cpSrcPath = u.Path
	}

	srcBucket, srcObject := path2BucketObject(cpSrcPath)
	// If source object is empty or bucket is empty, reply back invalid copy source.
	if srcObject == "" || srcBucket == "" {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopySource), r.URL)
		return
	}

        } catch (final QueryParseException e) {
            throw new InvalidQueryException(messages -> messages.addErrorsInvalidQueryParseError(UserMessages.GLOBAL_PROPERTY_KEY),
                    "Invalid query: " + queryContext.getQueryString(), e);
        }
    }

    /**
     * Gets the query parser instance for parsing search query strings.
     *
     * @return the configured query parser
     */

        final BulkItemResponse[] itemResponses = response.getItems();
        if (itemResponses.length != entityList.size()) {
            throw new IllegalStateException("Invalid response size: " + itemResponses.length + " != " + entityList.size());
        }
        final int[] results = new int[itemResponses.length];
        for (int i = 0; i < itemResponses.length; i++) {

   * implementations should always throw one of the exceptions in a {@code PermittedExceptions}
   * instance, since {@code PermittedExceptions} is thrown only when a method call is invalid.
   *
   * <p>This class is accessible but not supported in GWT as it references {@link
   * PermittedMetaException}.
   */
  protected final class MultiExceptionListIterator implements ListIterator<E> {