public void DownloadInvoice(bool isValidBan, bool isValidInvoiceNumber) { //// Arrange var ban = GetBanStr(isValidBan); var invoiceNumber = GetInvoiceNumber(isValidInvoiceNumber); // pdfStream == null // Error(HttpStatusCode.NotFound.ToString(), ErrorCode.InvoiceNotFound // catch (HttpRequestException ex) // new Error(HttpStatusCode.NotFound.ToString(), ErrorCode.InternalServerError //// Act var result = _controller.DownloadInvoice(ban, invoiceNumber); //// Assert Assert.IsNotNull(result); }