public void HtmlGetPdfFileTest() { var file = TestFiles.FourPagesDocx; var request = new HtmlGetPdfFileRequest { FileName = file.FileName, RenderComments = null, RenderHiddenPages = null, Password = null, DefaultFontName = null, FontsFolder = null, Folder = file.Folder, Storage = null, }; var response = ViewerApi.HtmlGetPdfFile(request); Assert.IsInstanceOf <System.IO.Stream> (response, "Expected response type is System.IO.Stream"); Assert.IsTrue(response.Length > 0); }