/// <summary>
            /// Unprotect worksheet.	
            /// </summary>
            /// <param name="name">Document name.</param>
            /// <param name="sheetName">Worksheet name.</param>
            /// <param name="protectParameter">CellsProtectParameter object.</param>
            /// <param name="folder">Document folder.</param>
            /// <param name="storage">The document storage.</param>
            public void UnprotectWorksheet(string name, string sheetName, CellsProtectParameter protectParameter, string folder, string storage = "")
            {
                // DELETE 	cells/{name}/worksheets/{sheetName}/protection?appSid={appSid}&storage={storage}&folder={folder} 

                string apiUrl = string.Format(@"cells/{0}/worksheets/{1}/protection?storage={2}&folder={3}",
                                                name, sheetName, storage, folder);

                ServiceController.Delete(apiUrl, AppSid, AppKey, JsonConvert.SerializeObject(protectParameter));
            }
        public void Cells_Worksheets_Tests()
        {
            try
            {
                storageService.File.CopyFile(Utils.CloudStorage_Input_Folder + "/cells-sample.xlsx", Utils.CloudStorage_Output_Folder + "/cells-sample.xlsx");

                WorksheetsResponse WorksheetsResponse = cellsService.Worksheets.ReadWorksheetsInfo(name, Utils.CloudStorage_Output_Folder);
                WorksheetResponse ReadWorksheetInfo = cellsService.Worksheets.ReadWorksheetInfo(name, "sheet2", Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.ExportWorksheet(name, "sheet1", WorksheetExportFormat.Gif, 0, 0, Utils.CloudStorage_Output_Folder, Utils.Local_Output_Path + "cells_worksheet_gif.gif");

                cellsService.Worksheets.AddNewWorksheet(name, "sheetZ", Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.DeleteWorksheet(name, "sheetZ", Utils.CloudStorage_Output_Folder);

                ReadWorksheetInfo.Worksheet.IsSelected = true;
                WorksheetResponse WorksheetResponse = cellsService.Worksheets.UpdateWorksheetProperty(name, "sheet2", ReadWorksheetInfo.Worksheet, Utils.CloudStorage_Output_Folder);

                WorksheetResponse WorksheetResponse2 = cellsService.Worksheets.ChangeWorksheetVisibility(name, "sheet1", false, Utils.CloudStorage_Output_Folder);
                WorksheetResponse WorksheetResponse3 = cellsService.Worksheets.ChangeWorksheetVisibility(name, "sheet1", true, Utils.CloudStorage_Output_Folder);

                CellsMoveWorksheetRequest cellsMoveWorksheetRequest = new CellsMoveWorksheetRequest();
                cellsMoveWorksheetRequest.DestinationWorksheet = "sheet3";
                cellsMoveWorksheetRequest.Position = 3;

                cellsService.Worksheets.MoveWorksheet(name, "sheet1", cellsMoveWorksheetRequest, Utils.CloudStorage_Output_Folder);

                CellsProtectParameter cellsProtectParameter = new CellsProtectParameter(CellsProtectionType.All);
                cellsProtectParameter.Password = "******";
                cellsService.Worksheets.ProtectWorksheet(name, "sheet1", cellsProtectParameter, Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.UnprotectWorksheet(name, "sheet1", cellsProtectParameter, Utils.CloudStorage_Output_Folder);

                CellsTextItemsResponse CellsTextItemsResponse = cellsService.Worksheets.GetWorksheetTextItems(name, "sheet1", Utils.CloudStorage_Output_Folder);

                CellsCommentRequest cellsCommentRequest = new CellsCommentRequest();
                cellsCommentRequest.Note = "Aspose.Cells for .NET";
                cellsCommentRequest.IsVisible = true;
                cellsCommentRequest.CellName = "A1";
                cellsCommentRequest.Width = 100;
                cellsCommentRequest.Height = 50;

                cellsService.Worksheets.AddWorksheetsCellComment(name, "sheet1", "A1", cellsCommentRequest, Utils.CloudStorage_Output_Folder);

                CellsCommentsResponse CellsCommentsResponse = cellsService.Worksheets.GetWorksheetComments(name, "sheet1", Utils.CloudStorage_Output_Folder);
                CellsCommentResponse CellsCommentResponse = cellsService.Worksheets.GetWorksheetCommentByCellName(name, "sheet1", "A1", Utils.CloudStorage_Output_Folder);

                cellsCommentRequest.Author = "Aspose";
                cellsService.Worksheets.UpdateWorksheetsCellComment(name, "sheet1", "A1", cellsCommentRequest, Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.DeleteWorksheetsCellComment(name, "sheet1", "A1", Utils.CloudStorage_Output_Folder);

                MergedCellsResponse MergedCellsResponse = cellsService.Worksheets.GetWorksheetMergedCells(name, "sheet1", Utils.CloudStorage_Output_Folder);
                MergedCellResponse MergedCellResponse = cellsService.Worksheets.GetWorksheetMergedCellByItsIndex(name, "sheet1", 0, Utils.CloudStorage_Output_Folder);

                CellsForumulaValueResponse CellsForumulaValueResponse = cellsService.Worksheets.CalculateFormulaValue(name, "sheet1", "D5*E5", Utils.CloudStorage_Output_Folder);
                CellsTextItemsResponse CellsTextItemsResponse2 = cellsService.Worksheets.SearchText(name, "sheet1", "Student1", Utils.CloudStorage_Output_Folder);
                CellsWorksheetMatchesResponse CellsWorksheetMatchesResponse = cellsService.Worksheets.ReplaceText(name, "sheet1", "Student", "Employee", Utils.CloudStorage_Output_Folder);

                CellsDataSorterRequest dataSorter = new CellsDataSorterRequest();
                dataSorter.CaseSensitive = true;
                dataSorter.HasHeaders = true;

                CellsKeyList cellsKeyList = new CellsKeyList();
                cellsKeyList.Key = 1;
                cellsKeyList.SortOrder = "DESCENDING";

                dataSorter.KeyList = new List<CellsKeyList>();
                dataSorter.KeyList.Add(cellsKeyList);

                cellsService.Worksheets.SortWorksheetRange(name, "sheet1", "B4:F19", dataSorter, Utils.CloudStorage_Output_Folder);

                CellsAutoFitterOptionsRequest autoFitterOptions = new CellsAutoFitterOptionsRequest();
                autoFitterOptions.OnlyAuto = true;
                cellsService.Worksheets.AutofitWorksheetRows(name, "sheet1", 1, 100, true, autoFitterOptions, Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.SetWorksheetBackgroundImage(name, "sheet1", Utils.Local_Input_Path + "signature.jpg", Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.DeleteWorksheetBackgroundImage(name, "sheet1", Utils.CloudStorage_Output_Folder);

                cellsService.Worksheets.SetFreezePanes(name, "sheet1", 4, 1, 1, 1, Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.UnfreezePanes(name, "sheet1", 4, 1, 1, 1, Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.CopyWorksheet(name, "sheetZ", "sheet1", Utils.CloudStorage_Output_Folder);
                cellsService.Worksheets.RenameWorksheet(name, "sheetZ", "sheetRenamed", Utils.CloudStorage_Output_Folder);

                //storageService.File.DownloadFile(Utils.CloudStorage_Output_Folder + "/cells-sample.xlsx", Utils.Local_Output_Path + "/cells-sample.xlsx");
            }
            catch (Exception ex)
            {
                Assert.Fail(ex.Message);
            }
        }