Failing test for Zip64 handling

test/ICSharpCode.SharpZipLib.Tests/Zip/Zip64Handling.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.IO.Compression;
+using System.Text;
+using ICSharpCode.SharpZipLib.Zip;
+using NUnit.Framework;
+
+namespace ICSharpCode.SharpZipLib.Tests.Zip
+{
+	[TestFixture]
+	internal class Zip64Handling : ZipBase
+	{
+		[Test]
+		[Category("Zip")]
+		public void CanExtractMicrosoftZip64Files()
+		{
+			var tempFile = Path.GetTempFileName();
+			using (var stream = File.OpenWrite(tempFile))
+			{
+				var fourK = new byte[1024];
+				var rnd = new Random();
+				rnd.NextBytes(fourK);
+
+				using (var zipArchive = new ZipArchive(stream, ZipArchiveMode.Create))
+				{
+					var entry1 = zipArchive.CreateEntry("smallfile.dat", CompressionLevel.Optimal);
+					using (var entryStream = entry1.Open())
+					{
+						entryStream.Write(fourK, 0, fourK.Length);
+					}
+
+					var entry2 = zipArchive.CreateEntry("largefile.dat", CompressionLevel.Optimal);
+
+					using (var entryStream = entry2.Open())
+					{
+						for (int i = 0; i < 5 * 1024 * 1024; i++)
+						{
+							entryStream.Write(fourK, 0, fourK.Length);
+						}
+					}
+
+					var entry3 = zipArchive.CreateEntry("anothersmallfile.dat", CompressionLevel.Optimal);
+					using (var entryStream = entry3.Open())
+					{
+						entryStream.Write(fourK, 0, fourK.Length);
+					}
+				}
+			}
+
+			using (var stream = File.OpenRead(tempFile))
+			{
+				using (var zIn = new ZipInputStream(stream))
+				{
+					ZipEntry zipFile;
+
+					while ((zipFile = zIn.GetNextEntry()) != null)
+					{
+						zIn.ReadByte();
+					}
+				}
+			}
+		}
+	}
+}