using System;

using System.IO;

using System.Linq;

​

using NUnit.Framework;

using NUnit.Framework.Internal;

​

using ICSharpCode.SharpZipLib.Zip;

​

Test(Repro);

​

void Repro() {

    // Setup

    using var ms = new MemoryStream();

    using (var zipFile = ZipFile.Create(ms)) {

        zipFile.Password = "123456";

        zipFile.BeginUpdate();

        zipFile.AddDirectory("files");

        zipFile.Add(Path.GetTempFileName(), "files/file1.txt");

        zipFile.Add(Path.GetTempFileName(), "files/file2.txt");

        zipFile.CommitUpdate();

    }

    ms.Seek(0, SeekOrigin.Begin);

​

    Log($"Wrote {ms.Length} bytes!");

​

    // Test

    using (var zis = new ZipInputStream(ms){ IsStreamOwner = false, Password = "123456" }) {

        var entry = zis.GetNextEntry();

        Assert.That(entry, Is.Not.Null);

        Assert.That(entry.Name, Is.EqualTo("files/"));

        entry = zis.GetNextEntry();

        Assert.That(entry, Is.Not.Null);

        Assert.That(entry.Name, Is.EqualTo("files/file1.txt"));

        entry = zis.GetNextEntry();

        Assert.That(entry, Is.Not.Null);

        Assert.That(entry.Name, Is.EqualTo("files/file2.txt"));

    }

}

​

#region Helpers // These are just a helpers to make the results more legible

​

void Test(Action a) 

{

    // Prevent NUnit from grouping exceptions together

    using var ctx = new TestExecutionContext.IsolatedContext();

    Console.WriteLine("Testing...\n");

    try { 

        a();

        Console.WriteLine("\n=> OK!");

    }

    catch (Exception x) {

        Console.WriteLine($"\n=> Failed! ({x.GetType().Name})");    

        Console.WriteLine($"\n{x.Message}");

        var trimmedStack = string.Join("\n", x.StackTrace.Split("\n").Where(l => !l.Contains("ReportFailure")));

        Console.WriteLine($"{trimmedStack}");

    }

    Console.WriteLine($"\n{new string('=', 128)}\n");

}

void Log(string message) => Console.WriteLine($"  {message}");

#endregion