using DocumentFormat.OpenXml.Packaging; using NUnit.Framework; using System.IO; namespace ClosedXML_Tests { [TestFixture] public class OpenXMLTests { [Test] [Ignore("Workaround has been included in ClosedXML")] public static void SetPackagePropertiesEntryToNullWithOpenXml() { // Fixed in .NET Standard 2.1 // See: // https://github.com/OfficeDev/Open-XML-SDK/issues/235 // https://github.com/dotnet/corefx/issues/23795 using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Examples\PivotTables\PivotTables.xlsx"))) using (var ms = new MemoryStream()) { stream.CopyTo(ms); using (var document = SpreadsheetDocument.Open(ms, true)) { document.PackageProperties.Creator = null; } } } } }