479 lines
12 KiB
C#
479 lines
12 KiB
C#
//
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// ZipTests.cs
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//
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// Author:
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// Joao Matos <joao.matos@xamarin.com>
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//
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// Copyright (c) 2013 Xamarin Inc. (http://www.xamarin.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Security.Cryptography;
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using NUnit.Framework;
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namespace MonoTests.System.IO.Compression
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{
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[TestFixture]
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public class ZipArchiveTests
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{
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static string GetSHA1HashFromFile(Stream stream)
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{
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using (var sha1 = SHA1.Create())
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{
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return BitConverter.ToString(sha1.ComputeHash(stream))
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.Replace("-", string.Empty);
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}
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}
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[Test]
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public void ZipGetEntryReadMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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var nullEntry = archive.GetEntry("nonexisting");
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Assert.IsNull(nullEntry);
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipGetEntryCreateMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Create))
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{
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try {
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archive.GetEntry("foo");
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} catch(NotSupportedException ex) {
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return;
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}
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Assert.Fail();
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipGetEntryUpdateMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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var nullEntry = archive.GetEntry("nonexisting");
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Assert.IsNull(nullEntry);
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipGetEntryOpen()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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var foo = entry.Open();
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipOpenAndReopenEntry()
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{
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try {
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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var stream = entry.Open();
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try {
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stream = entry.Open();
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} catch (global::System.IO.IOException ex) {
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return;
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}
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Assert.Fail();
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}
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} finally {
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File.Delete ("test.zip");
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}
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}
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[Test]
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public void ZipOpenCloseAndReopenEntry()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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var stream = entry.Open();
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stream.Dispose();
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stream = entry.Open();
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipGetEntryDeleteReadMode()
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{
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File.Copy("archive.zip", "delete.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("delete.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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entry.Delete();
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}
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using (var archive = new ZipArchive(File.Open("delete.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNull(entry);
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}
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File.Delete ("delete.zip");
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}
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[Test]
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public void ZipGetEntryDeleteUpdateMode()
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{
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File.Copy("archive.zip", "delete.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("delete.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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entry.Delete();
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}
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using (var archive = new ZipArchive(File.Open("delete.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNull(entry);
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}
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File.Delete ("delete.zip");
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}
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[Test]
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public void ZipCreateArchive()
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{
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using (var archive = new ZipArchive(File.Open("create.zip", FileMode.Create),
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ZipArchiveMode.Create))
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{
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var dir = archive.CreateEntry("foobar/");
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var entry = archive.CreateEntry("foo.txt");
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using (var stream = entry.Open())
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{
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using (var streamWriter = new StreamWriter(stream))
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streamWriter.Write("foo");
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}
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}
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using (var archive = new ZipArchive(File.Open("create.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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Assert.IsNotNull(archive.GetEntry("foobar/"));
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var entry = archive.GetEntry("foo.txt");
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Assert.IsNotNull(entry);
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var streamReader = new StreamReader(entry.Open());
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var text = streamReader.ReadToEnd();
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Assert.AreEqual("foo", text);
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}
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File.Delete ("create.zip");
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}
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[Test]
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public void ZipEnumerateArchiveDefaultLastWriteTime()
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{
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using (var archive = new ZipArchive(File.Open("test.nupkg", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entry = archive.GetEntry("_rels/.rels");
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Assert.AreEqual(new DateTime(624511296000000000).Ticks, entry.LastWriteTime.Ticks);
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Assert.IsNotNull(entry);
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}
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}
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public void ZipGetArchiveEntryStreamLengthPosition(ZipArchiveMode mode)
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{
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File.Copy("test.nupkg", "test2.nupkg", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test2.nupkg", FileMode.Open), mode))
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{
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var entry = archive.GetEntry("_rels/.rels");
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using (var stream = entry.Open())
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{
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Assert.AreEqual(0, stream.Position);
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Assert.AreEqual(425, stream.Length);
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}
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// .NET does not support these in Read mode but we do.
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var entry2 = archive.GetEntry("modernhttpclient.nuspec");
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using (var stream = entry2.Open())
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{
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Assert.AreEqual(857, stream.Length);
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if (mode == ZipArchiveMode.Update)
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{
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Assert.AreEqual(0, stream.Position);
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}
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}
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}
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File.Delete ("test2.nupkg");
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}
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[Test]
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public void ZipGetArchiveEntryStreamLengthPositionReadMode()
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{
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ZipGetArchiveEntryStreamLengthPosition(ZipArchiveMode.Read);
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}
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[Test]
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public void ZipGetArchiveEntryStreamLengthPositionUpdateMode()
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{
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ZipGetArchiveEntryStreamLengthPosition(ZipArchiveMode.Update);
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}
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[Test]
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public void ZipEnumerateEntriesReadMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entries = archive.Entries;
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Assert.AreEqual(5, entries.Count);
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Assert.AreEqual("bar.txt", entries[0].FullName);
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Assert.AreEqual("foo.txt", entries[1].FullName);
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Assert.AreEqual("foobar/", entries[2].FullName);
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Assert.AreEqual("foobar/bar.txt", entries[3].FullName);
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Assert.AreEqual("foobar/foo.txt", entries[4].FullName);
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipWriteEntriesUpdateMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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var foo = archive.GetEntry("foo.txt");
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using (var stream = foo.Open())
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using (var sw = new StreamWriter(stream))
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{
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sw.Write("TEST");
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}
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}
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var foo = archive.GetEntry("foo.txt");
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using (var stream = foo.Open())
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using (var sr = new StreamReader(stream))
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{
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var line = sr.ReadLine();
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Assert.AreEqual("TEST", line);
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}
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipWriteEntriesUpdateModeNewEntry()
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{
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var stream = new MemoryStream();
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var zipArchive = new ZipArchive(stream, ZipArchiveMode.Update);
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var newEntry = zipArchive.CreateEntry("testEntry");
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using (var newStream = newEntry.Open())
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{
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using (var sw = new StreamWriter(newStream))
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{
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sw.Write("TEST");
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}
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}
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}
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[Test]
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public void ZipCreateDuplicateEntriesUpdateMode()
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{
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var stream = new MemoryStream();
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using (var zipArchive = new ZipArchive(stream, ZipArchiveMode.Update, true))
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{
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var e2 = zipArchive.CreateEntry("BBB");
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var e3 = zipArchive.CreateEntry("BBB");
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}
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stream.Position = 0;
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using (var zipArchive = new ZipArchive(stream, ZipArchiveMode.Read))
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{
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Assert.AreEqual(2, zipArchive.Entries.Count);
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}
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}
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[Test]
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public void ZipWriteEntriesUpdateModeNonZeroPosition()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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var foo = archive.GetEntry("foo.txt");
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using (var stream = foo.Open())
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{
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var line = stream.ReadByte();
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using (var sw = new StreamWriter(stream))
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{
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sw.Write("TEST");
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}
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}
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}
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entries = archive.Entries;
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var foo = archive.GetEntry("foo.txt");
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using (var stream = foo.Open())
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using (var sr = new StreamReader(stream))
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{
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var line = sr.ReadLine();
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Assert.AreEqual("fTEST", line);
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}
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipEnumerateEntriesUpdateMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Read))
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{
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var entries = archive.Entries;
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Assert.AreEqual(5, entries.Count);
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Assert.AreEqual("bar.txt", entries[0].FullName);
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Assert.AreEqual("foo.txt", entries[1].FullName);
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Assert.AreEqual("foobar/", entries[2].FullName);
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Assert.AreEqual("foobar/bar.txt", entries[3].FullName);
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Assert.AreEqual("foobar/foo.txt", entries[4].FullName);
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipEnumerateEntriesCreateMode()
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{
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File.Copy("archive.zip", "test.zip", overwrite: true);
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using (var archive = new ZipArchive(File.Open("test.zip", FileMode.Open),
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ZipArchiveMode.Create))
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{
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try {
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archive.Entries.ToList();
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} catch(NotSupportedException ex) {
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return;
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}
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Assert.Fail();
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}
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File.Delete ("test.zip");
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}
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[Test]
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public void ZipUpdateEmptyArchive()
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{
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File.WriteAllText("empty.zip", string.Empty);
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using (var archive = new ZipArchive(File.Open("empty.zip", FileMode.Open),
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ZipArchiveMode.Update))
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{
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}
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File.Delete ("empty.zip");
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}
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class MyFakeStream : FileStream
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{
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public MyFakeStream (string path, FileMode mode) : base(path, mode) {}
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/// <summary>
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/// Simulate "CanSeek" is false, which is the case when you are retreiving data from web.
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/// </summary>
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public override bool CanSeek => false;
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}
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[Test]
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public void ZipReadNonSeekableStream()
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{
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var stream = new MyFakeStream("test.nupkg", FileMode.Open);
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using (var archive = new ZipArchive (stream, ZipArchiveMode.Read))
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{
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}
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}
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}
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}
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