Cancellationtoken Edge test case

Ajax-Datatable.cs

[HttpGet]
		public async Task<IActionResult> Load(string sort, string order, string search, int limit, int offset, string extraParam)
		{			
			CancellationToken token = HttpContext.RequestAborted;
			try
			{
				var found = await _repo.SearchAsync(sort, order, search, offset, limit, token);

				var result = new
				{
					total = found.Count,
					rows = found.Itemz
				};

				var content = JsonConvert.SerializeObject(result, Formatting.None,
						new JsonSerializerSettings() { MetadataPropertyHandling = MetadataPropertyHandling.Ignore });

				return Content(content, "application/json");
			}
			catch (OperationCanceledException ex)
			{
				_logger.LogError(ex, $"Cancelled {nameof(Load)}::{nameof(_repo.SearchAsync)}({sort}, {order}, {search}, {offset}, {limit}, {token})");
				return Ok();
			}
			catch (Exception ex)
			{
				_logger.LogError(ex, $"{nameof(Load)}::{nameof(_repo.SearchAsync)}({sort}, {order}, {search}, {offset}, {limit}, {token})");
				throw;
			}
		}