Files
Umbraco-CMS/src/Umbraco.Tests/IO/ShadowFileSystemTests.cs
2017-03-08 11:02:30 +01:00

1012 lines
43 KiB
C#

using System;
using System.IO;
using System.Linq;
using System.Text;
using Moq;
using NUnit.Framework;
using Umbraco.Core;
using Umbraco.Core.IO;
using Umbraco.Core.Scoping;
using Umbraco.Tests.TestHelpers;
namespace Umbraco.Tests.IO
{
[TestFixture]
public class ShadowFileSystemTests
{
// tested:
// only 1 instance of this class is created
// SetUp and TearDown run before/after each test
// SetUp does not start before the previous TearDown returns
[SetUp]
public void SetUp()
{
SafeCallContext.Clear();
ClearFiles();
ShadowFileSystems.ResetId();
}
[TearDown]
public void TearDown()
{
SafeCallContext.Clear();
ClearFiles();
ShadowFileSystems.ResetId();
}
private static void ClearFiles()
{
TestHelper.DeleteDirectory(IOHelper.MapPath("FileSysTests"));
TestHelper.DeleteDirectory(IOHelper.MapPath("App_Data"));
}
private static string NormPath(string path)
{
return path.ToLowerInvariant().Replace("\\", "/");
}
[Test]
public void ShadowDeleteDirectory()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
Directory.CreateDirectory(path + "/ShadowTests/d1");
Directory.CreateDirectory(path + "/ShadowTests/d2");
var files = fs.GetFiles("");
Assert.AreEqual(0, files.Count());
var dirs = fs.GetDirectories("");
Assert.AreEqual(2, dirs.Count());
Assert.IsTrue(dirs.Contains("d1"));
Assert.IsTrue(dirs.Contains("d2"));
ss.DeleteDirectory("d1");
Assert.IsTrue(Directory.Exists(path + "/ShadowTests/d1"));
Assert.IsTrue(fs.DirectoryExists("d1"));
Assert.IsFalse(ss.DirectoryExists("d1"));
dirs = ss.GetDirectories("");
Assert.AreEqual(1, dirs.Count());
Assert.IsTrue(dirs.Contains("d2"));
}
[Test]
public void ShadowDeleteDirectoryInDir()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
Directory.CreateDirectory(path + "/ShadowTests/sub");
Directory.CreateDirectory(path + "/ShadowTests/sub/d1");
Directory.CreateDirectory(path + "/ShadowTests/sub/d2");
var files = fs.GetFiles("");
Assert.AreEqual(0, files.Count());
var dirs = ss.GetDirectories("");
Assert.AreEqual(1, dirs.Count());
Assert.IsTrue(dirs.Contains("sub"));
dirs = fs.GetDirectories("sub");
Assert.AreEqual(2, dirs.Count());
Assert.IsTrue(dirs.Contains("sub/d1"));
Assert.IsTrue(dirs.Contains("sub/d2"));
dirs = ss.GetDirectories("sub");
Assert.AreEqual(2, dirs.Count());
Assert.IsTrue(dirs.Contains("sub/d1"));
Assert.IsTrue(dirs.Contains("sub/d2"));
ss.DeleteDirectory("sub/d1");
Assert.IsTrue(Directory.Exists(path + "/ShadowTests/sub/d1"));
Assert.IsTrue(fs.DirectoryExists("sub/d1"));
Assert.IsFalse(ss.DirectoryExists("sub/d1"));
dirs = fs.GetDirectories("sub");
Assert.AreEqual(2, dirs.Count());
Assert.IsTrue(dirs.Contains("sub/d1"));
Assert.IsTrue(dirs.Contains("sub/d2"));
dirs = ss.GetDirectories("sub");
Assert.AreEqual(1, dirs.Count());
Assert.IsTrue(dirs.Contains("sub/d2"));
}
[Test]
public void ShadowDeleteFile()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
File.WriteAllText(path + "/ShadowTests/f1.txt", "foo");
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
var files = fs.GetFiles("");
Assert.AreEqual(2, files.Count());
Assert.IsTrue(files.Contains("f1.txt"));
Assert.IsTrue(files.Contains("f2.txt"));
files = ss.GetFiles("");
Assert.AreEqual(2, files.Count());
Assert.IsTrue(files.Contains("f1.txt"));
Assert.IsTrue(files.Contains("f2.txt"));
var dirs = ss.GetDirectories("");
Assert.AreEqual(0, dirs.Count());
ss.DeleteFile("f1.txt");
Assert.IsTrue(File.Exists(path + "/ShadowTests/f1.txt"));
Assert.IsTrue(fs.FileExists("f1.txt"));
Assert.IsFalse(ss.FileExists("f1.txt"));
files = ss.GetFiles("");
Assert.AreEqual(1, files.Count());
Assert.IsTrue(files.Contains("f2.txt"));
}
[Test]
public void ShadowDeleteFileInDir()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
Directory.CreateDirectory(path + "/ShadowTests/sub");
File.WriteAllText(path + "/ShadowTests/sub/f1.txt", "foo");
File.WriteAllText(path + "/ShadowTests/sub/f2.txt", "foo");
var files = fs.GetFiles("");
Assert.AreEqual(0, files.Count());
files = fs.GetFiles("sub");
Assert.AreEqual(2, files.Count());
Assert.IsTrue(files.Contains("sub/f1.txt"));
Assert.IsTrue(files.Contains("sub/f2.txt"));
files = ss.GetFiles("");
Assert.AreEqual(0, files.Count());
var dirs = ss.GetDirectories("");
Assert.AreEqual(1, dirs.Count());
Assert.IsTrue(dirs.Contains("sub"));
files = ss.GetFiles("sub");
Assert.AreEqual(2, files.Count());
Assert.IsTrue(files.Contains("sub/f1.txt"));
Assert.IsTrue(files.Contains("sub/f2.txt"));
dirs = ss.GetDirectories("sub");
Assert.AreEqual(0, dirs.Count());
ss.DeleteFile("sub/f1.txt");
Assert.IsTrue(File.Exists(path + "/ShadowTests/sub/f1.txt"));
Assert.IsTrue(fs.FileExists("sub/f1.txt"));
Assert.IsFalse(ss.FileExists("sub/f1.txt"));
files = fs.GetFiles("sub");
Assert.AreEqual(2, files.Count());
Assert.IsTrue(files.Contains("sub/f1.txt"));
Assert.IsTrue(files.Contains("sub/f2.txt"));
files = ss.GetFiles("sub");
Assert.AreEqual(1, files.Count());
Assert.IsTrue(files.Contains("sub/f2.txt"));
}
[Test]
public void ShadowCantCreateFile()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
Assert.Throws<FileSecurityException>(() =>
{
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("../../f1.txt", ms);
});
}
[Test]
public void ShadowCreateFile()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
Assert.IsTrue(File.Exists(path + "/ShadowTests/f2.txt"));
Assert.IsFalse(File.Exists(path + "/ShadowSystem/f2.txt"));
Assert.IsTrue(fs.FileExists("f2.txt"));
Assert.IsTrue(ss.FileExists("f2.txt"));
Assert.IsFalse(File.Exists(path + "/ShadowTests/f1.txt"));
Assert.IsTrue(File.Exists(path + "/ShadowSystem/f1.txt"));
Assert.IsFalse(fs.FileExists("f1.txt"));
Assert.IsTrue(ss.FileExists("f1.txt"));
var files = ss.GetFiles("");
Assert.AreEqual(2, files.Count());
Assert.IsTrue(files.Contains("f1.txt"));
Assert.IsTrue(files.Contains("f2.txt"));
string content;
using (var stream = ss.OpenFile("f1.txt"))
content = new StreamReader(stream).ReadToEnd();
Assert.AreEqual("foo", content);
}
[Test]
public void ShadowCreateFileInDir()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("sub/f1.txt", ms);
Assert.IsFalse(File.Exists(path + "/ShadowTests/sub/f1.txt"));
Assert.IsTrue(File.Exists(path + "/ShadowSystem/sub/f1.txt"));
Assert.IsFalse(fs.FileExists("sub/f1.txt"));
Assert.IsTrue(ss.FileExists("sub/f1.txt"));
Assert.IsFalse(fs.DirectoryExists("sub"));
Assert.IsTrue(ss.DirectoryExists("sub"));
var dirs = fs.GetDirectories("");
Assert.AreEqual(0, dirs.Count());
dirs = ss.GetDirectories("");
Assert.AreEqual(1, dirs.Count());
Assert.IsTrue(dirs.Contains("sub"));
var files = ss.GetFiles("sub");
Assert.AreEqual(1, files.Count());
string content;
using (var stream = ss.OpenFile("sub/f1.txt"))
content = new StreamReader(stream).ReadToEnd();
Assert.AreEqual("foo", content);
}
[Test]
public void ShadowAbort()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("path/to/some/dir/f1.txt", ms);
// file is only written to the shadow fs
Assert.IsTrue(File.Exists(path + "/ShadowSystem/path/to/some/dir/f1.txt"));
Assert.IsFalse(File.Exists(path + "/ShadowTests/path/to/some/dir/f1.txt"));
// let the shadow fs die
}
[Test]
public void ShadowComplete()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
Directory.CreateDirectory(path + "/ShadowTests/sub/sub");
File.WriteAllText(path + "/ShadowTests/sub/sub/f2.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("path/to/some/dir/f1.txt", ms);
ss.DeleteFile("sub/sub/f2.txt");
Assert.IsTrue(File.Exists(path + "/ShadowSystem/path/to/some/dir/f1.txt"));
ss.Complete();
// yes we are cleaning now
//Assert.IsTrue(File.Exists(path + "/ShadowSystem/path/to/some/dir/f1.txt")); // *not* cleaning
Assert.IsTrue(File.Exists(path + "/ShadowTests/path/to/some/dir/f1.txt"));
Assert.IsFalse(File.Exists(path + "/ShadowTests/sub/sub/f2.txt"));
}
[Test]
public void ShadowScopeComplete()
{
var path = IOHelper.MapPath("FileSysTests");
var appdata = IOHelper.MapPath("App_Data");
Directory.CreateDirectory(path);
Directory.CreateDirectory(appdata);
var scopedFileSystems = false;
var scopeProvider = MockScopeProvider(() => scopedFileSystems);
var fs = new PhysicalFileSystem(path, "ignore");
var sw = new ShadowWrapper(fs, "shadow", scopeProvider);
var swa = new[] { sw };
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f1.txt", ms);
Assert.IsTrue(fs.FileExists("sub/f1.txt"));
Guid id;
// explicit shadow without scope does not work
sw.Shadow(id = Guid.NewGuid());
Assert.IsTrue(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f2.txt", ms);
Assert.IsTrue(fs.FileExists("sub/f2.txt"));
sw.UnShadow(true);
Assert.IsTrue(fs.FileExists("sub/f2.txt"));
Assert.IsFalse(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
// shadow with scope but no complete does not complete
scopedFileSystems = true; // pretend we have a scope
var scope = new ShadowFileSystems(id = Guid.NewGuid(), swa);
Assert.IsTrue(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f3.txt", ms);
Assert.IsFalse(fs.FileExists("sub/f3.txt"));
Assert.AreEqual(1, Directory.GetDirectories(appdata + "/TEMP/ShadowFs").Length);
scope.Dispose();
scopedFileSystems = false;
Assert.IsFalse(fs.FileExists("sub/f3.txt"));
Assert.IsFalse(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
// shadow with scope and complete does complete
scopedFileSystems = true; // pretend we have a scope
scope = new ShadowFileSystems(id = Guid.NewGuid(), swa);
Assert.IsTrue(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f4.txt", ms);
Assert.IsFalse(fs.FileExists("sub/f4.txt"));
Assert.AreEqual(1, Directory.GetDirectories(appdata + "/TEMP/ShadowFs").Length);
scope.Complete();
scope.Dispose();
scopedFileSystems = false;
TestHelper.TryAssert(() => Assert.AreEqual(0, Directory.GetDirectories(appdata + "/TEMP/ShadowFs").Length));
Assert.IsTrue(fs.FileExists("sub/f4.txt"));
Assert.IsFalse(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
// test scope for "another thread"
scopedFileSystems = true; // pretend we have a scope
scope = new ShadowFileSystems(id = Guid.NewGuid(), swa);
Assert.IsTrue(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f5.txt", ms);
Assert.IsFalse(fs.FileExists("sub/f5.txt"));
// pretend we're another thread w/out scope
scopedFileSystems = false;
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f6.txt", ms);
scopedFileSystems = true; // pretend we have a scope
Assert.IsTrue(fs.FileExists("sub/f6.txt")); // other thread has written out to fs
scope.Complete();
scope.Dispose();
scopedFileSystems = false;
Assert.IsTrue(fs.FileExists("sub/f5.txt"));
Assert.IsFalse(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
}
[Test]
public void ShadowScopeCompleteWithFileConflict()
{
var path = IOHelper.MapPath("FileSysTests");
var appdata = IOHelper.MapPath("App_Data");
Directory.CreateDirectory(path);
var scopedFileSystems = false;
var scopeProvider = MockScopeProvider(() => scopedFileSystems);
var fs = new PhysicalFileSystem(path, "ignore");
var sw = new ShadowWrapper(fs, "shadow", scopeProvider);
var swa = new[] { sw };
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f1.txt", ms);
Assert.IsTrue(fs.FileExists("sub/f1.txt"));
Guid id;
scopedFileSystems = true; // pretend we have a scope
var scope = new ShadowFileSystems(id = Guid.NewGuid(), swa);
Assert.IsTrue(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f2.txt", ms);
Assert.IsFalse(fs.FileExists("sub/f2.txt"));
// pretend we're another thread w/out scope
scopedFileSystems = false;
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("bar")))
sw.AddFile("sub/f2.txt", ms);
scopedFileSystems = true; // pretend we have a scope
Assert.IsTrue(fs.FileExists("sub/f2.txt")); // other thread has written out to fs
scope.Complete();
scope.Dispose();
scopedFileSystems = false;
Assert.IsTrue(fs.FileExists("sub/f2.txt"));
TestHelper.TryAssert(() => Assert.IsFalse(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id)));
string text;
using (var s = fs.OpenFile("sub/f2.txt"))
using (var r = new StreamReader(s))
text = r.ReadToEnd();
// the shadow filesystem will happily overwrite anything it can
Assert.AreEqual("foo", text);
}
[Test]
public void ShadowScopeCompleteWithDirectoryConflict()
{
var path = IOHelper.MapPath("FileSysTests");
var appdata = IOHelper.MapPath("App_Data");
Directory.CreateDirectory(path);
var scopedFileSystems = false;
var scopeProvider = MockScopeProvider(() => scopedFileSystems);
var fs = new PhysicalFileSystem(path, "ignore");
var sw = new ShadowWrapper(fs, "shadow", scopeProvider);
var swa = new[] { sw };
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f1.txt", ms);
Assert.IsTrue(fs.FileExists("sub/f1.txt"));
Guid id;
scopedFileSystems = true; // pretend we have a scope
var scope = new ShadowFileSystems(id = Guid.NewGuid(), swa);
Assert.IsTrue(Directory.Exists(appdata + "/TEMP/ShadowFs/" + id));
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f2.txt", ms);
Assert.IsFalse(fs.FileExists("sub/f2.txt"));
// pretend we're another thread w/out scope
scopedFileSystems = false;
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("bar")))
sw.AddFile("sub/f2.txt/f2.txt", ms);
scopedFileSystems = true; // pretend we have a scope
Assert.IsTrue(fs.FileExists("sub/f2.txt/f2.txt")); // other thread has written out to fs
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
sw.AddFile("sub/f3.txt", ms);
Assert.IsFalse(fs.FileExists("sub/f3.txt"));
scope.Complete();
try
{
// no way this can work since we're trying to write a file
// but there's now a directory with the same name on the real fs
scope.Dispose();
Assert.Fail("Expected AggregateException.");
}
catch (AggregateException ae)
{
Assert.AreEqual(1, ae.InnerExceptions.Count);
var e = ae.InnerExceptions[0];
Assert.IsNotNull(e.InnerException);
Assert.IsInstanceOf<AggregateException>(e);
ae = (AggregateException)e;
Assert.AreEqual(1, ae.InnerExceptions.Count);
e = ae.InnerExceptions[0];
Assert.IsNotNull(e.InnerException);
Assert.IsInstanceOf<Exception>(e.InnerException);
}
// still, the rest of the changes has been applied ok
Assert.IsTrue(fs.FileExists("sub/f3.txt"));
}
[Test]
public void GetFilesReturnsChildrenOnly()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
File.WriteAllText(path + "/f1.txt", "foo");
Directory.CreateDirectory(path + "/test");
File.WriteAllText(path + "/test/f2.txt", "foo");
Directory.CreateDirectory(path + "/test/inner");
File.WriteAllText(path + "/test/inner/f3.txt", "foo");
path = NormPath(path);
var files = Directory.GetFiles(path);
Assert.AreEqual(1, files.Length);
files = Directory.GetFiles(path, "*", SearchOption.AllDirectories);
Assert.AreEqual(3, files.Length);
var efiles = Directory.EnumerateFiles(path);
Assert.AreEqual(1, efiles.Count());
efiles = Directory.EnumerateFiles(path, "*", SearchOption.AllDirectories);
Assert.AreEqual(3, efiles.Count());
}
[Test]
public void DeleteDirectoryAndFiles()
{
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
File.WriteAllText(path + "/f1.txt", "foo");
Directory.CreateDirectory(path + "/test");
File.WriteAllText(path + "/test/f2.txt", "foo");
Directory.CreateDirectory(path + "/test/inner");
File.WriteAllText(path + "/test/inner/f3.txt", "foo");
path = NormPath(path);
TestHelper.Try(() => Directory.Delete(path, true));
TestHelper.TryAssert(() => Assert.IsFalse(File.Exists(path + "/test/inner/f3.txt")));
}
[Test]
public void MockTest()
{
var scoped = false;
var provider = MockScopeProvider(() => scoped);
Assert.IsFalse(provider.AmbientScope.ScopedFileSystems);
scoped = true;
Assert.IsTrue(provider.AmbientScope.ScopedFileSystems);
}
private static IScopeProviderInternal MockScopeProvider(Func<bool> f)
{
var scopeMock = new Mock<IScopeInternal>();
scopeMock.Setup(x => x.ScopedFileSystems).Returns(f);
var providerMock = new Mock<IScopeProviderInternal>();
providerMock.Setup(x => x.AmbientScope).Returns(scopeMock.Object);
return providerMock.Object;
}
/// <summary>
/// Check that GetFiles will return all files on the shadow, while returning
/// just one on each of the filesystems used by the shadow.
/// </summary>
[Test]
public void ShadowGetFiles()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
// Assert
// ensure we get 2 files from the shadow
var getFiles = ss.GetFiles(string.Empty);
Assert.AreEqual(2, getFiles.Count());
var fsFiles = fs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(1, fsFiles.Length);
var sfsFiles = sfs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(1, sfsFiles.Length);
}
/// <summary>
/// Check that GetFiles using the filter function with empty string will return expected results
/// </summary>
[Test]
public void ShadowGetFilesUsingEmptyFilter()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
// Assert
// ensure we get 2 files from the shadow
var getFiles = ss.GetFiles(string.Empty);
Assert.AreEqual(2, getFiles.Count());
// ensure we get 0 files when using a empty filter
var getFilesWithEmptyFilter = ss.GetFiles(string.Empty, "");
Assert.AreEqual(0, getFilesWithEmptyFilter.Count());
var fsFiles = fs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(1, fsFiles.Length);
var sfsFiles = sfs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(1, sfsFiles.Length);
}
/// <summary>
/// Check that GetFiles using the filter function with null will return expected results
/// </summary>
[Test]
public void ShadowGetFilesUsingNullFilter()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
// Assert
// ensure we get 2 files from the shadow
var getFiles = ss.GetFiles(string.Empty);
Assert.AreEqual(2, getFiles.Count());
// ensure we get 2 files when using null in filter parameter
var getFilesWithNullFilter = ss.GetFiles(string.Empty, null);
Assert.AreEqual(2, getFilesWithNullFilter.Count());
var fsFiles = fs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(1, fsFiles.Length);
var sfsFiles = sfs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(1, sfsFiles.Length);
}
[Test]
public void ShadowGetFilesUsingWildcardFilter()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
File.WriteAllText(path + "/ShadowTests/f2.doc", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.doc", ms);
// Assert
// ensure we get 4 files from the shadow
var getFiles = ss.GetFiles(string.Empty);
Assert.AreEqual(4, getFiles.Count());
// ensure we get only 2 of 4 files from the shadow when using filter
var getFilesWithWildcardFilter = ss.GetFiles(string.Empty, "*.doc");
Assert.AreEqual(2, getFilesWithWildcardFilter.Count());
var fsFiles = fs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(2, fsFiles.Length);
var sfsFiles = sfs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(2, sfsFiles.Length);
}
[Test]
public void ShadowGetFilesUsingSingleCharacterFilter()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
File.WriteAllText(path + "/ShadowTests/f2.doc", "foo");
File.WriteAllText(path + "/ShadowTests/f2.docx", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.doc", ms);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.docx", ms);
// Assert
// ensure we get 6 files from the shadow
var getFiles = ss.GetFiles(string.Empty);
Assert.AreEqual(6, getFiles.Count());
// ensure we get only 2 of 6 files from the shadow when using filter on shadow
var getFilesWithWildcardSinglecharFilter = ss.GetFiles(string.Empty, "f1.d?c");
Assert.AreEqual(1, getFilesWithWildcardSinglecharFilter.Count());
// ensure we get only 2 of 6 files from the shadow when using filter on disk
var getFilesWithWildcardSinglecharFilter2 = ss.GetFiles(string.Empty, "f2.d?c");
Assert.AreEqual(1, getFilesWithWildcardSinglecharFilter2.Count());
var fsFiles = fs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(3, fsFiles.Length);
var sfsFiles = sfs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(3, sfsFiles.Length);
}
[Test]
[Ignore("Does not work on all environments, Directory.GetFiles is broken.")]
public void ShadowGetFilesUsingWildcardAndSingleCharacterFilter()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f2.txt", "foo");
File.WriteAllText(path + "/ShadowTests/f2.doc", "foo");
File.WriteAllText(path + "/ShadowTests/f2.docx", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.txt", ms);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.doc", ms);
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f1.docx", ms);
// Assert
// ensure we get 6 files from the shadow
var getFiles = ss.GetFiles(string.Empty);
Assert.AreEqual(6, getFiles.Count());
var getFilesWithWildcardSinglecharFilter = ss.GetFiles(string.Empty, "*.d?c");
Assert.AreEqual(4, getFilesWithWildcardSinglecharFilter.Count());
var getFilesWithWildcardSinglecharFilter2 = ss.GetFiles(string.Empty, "*.d?cx");
Assert.AreEqual(2, getFilesWithWildcardSinglecharFilter2.Count());
var fsFiles = fs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(3, fsFiles.Length);
var sfsFiles = sfs.GetFiles(string.Empty).ToArray();
Assert.AreEqual(3, sfsFiles.Length);
}
[Test]
[Ignore("Does not work on all environments, Directory.GetFiles is broken.")]
public void ShadowFileSystemFilterIsAsBrokenAsRealFileSystemFilter()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/filter");
// create files on disk and create a "fake" list of files to verify filters against
File.WriteAllText(path + "/filter/f1.txt", "foo");
File.WriteAllText(path + "/filter/f1.doc", "foo");
File.WriteAllText(path + "/filter/f1.docx", "foo");
var files = new string[]
{
"f1.txt",
"f1.doc",
"f1.docx",
};
var filter1 = "";
var filter2 = "*";
var filter3 = "*.doc";
var filter4 = "*.d?c";
var filter5 = "f1.doc";
var filter6 = "f1.d?c";
var filter7 = "**.d?c";
var filter8 = "f*.doc";
// Act & Assert
var result1Disk = Directory.GetFiles(path + "/filter/", filter1).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result1Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter1))).OrderBy(x => x).ToArray();
Assert.AreEqual(result1Disk, result1Fake);
var result2Disk = Directory.GetFiles(path + "/filter/", filter2).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result2Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter2))).OrderBy(x => x).ToArray();
Assert.AreEqual(result2Disk, result2Fake);
var result3Disk = Directory.GetFiles(path + "/filter/", filter3).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result3Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter3))).OrderBy(x => x).ToArray();
Assert.AreEqual(result3Disk, result3Fake);
var result4Disk = Directory.GetFiles(path + "/filter/", filter4).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result4Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter4))).OrderBy(x => x).ToArray();
Assert.AreEqual(result4Disk, result4Fake);
var result5Disk = Directory.GetFiles(path + "/filter/", filter5).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result5Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter5))).OrderBy(x => x).ToArray();
Assert.AreEqual(result5Disk, result5Fake);
var result6Disk = Directory.GetFiles(path + "/filter/", filter6).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result6Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter6))).OrderBy(x => x).ToArray();
Assert.AreEqual(result6Disk, result6Fake);
var result7Disk = Directory.GetFiles(path + "/filter/", filter7).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result7Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter7))).OrderBy(x => x).ToArray();
Assert.AreEqual(result7Disk, result7Fake);
var result8Disk = Directory.GetFiles(path + "/filter/", filter8).Select(Path.GetFileName).OrderBy(x => x).ToArray();
var result8Fake = files.Where(x => ShadowFileSystem.FilterByRegex(x, ShadowFileSystem.FilterToRegex(filter8))).OrderBy(x => x).ToArray();
Assert.AreEqual(result8Disk, result8Fake);
}
/// <summary>
/// Returns the full paths of the files on the disk.
/// Note that this will be the *actual* path of the file, meaning a file existing on the initialized FS
/// will be in one location, while a file written after initializing the shadow, will exist at the
/// shadow location directory.
/// </summary>
[Test]
public void ShadowGetFullPath()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f1.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f2.txt", ms);
// Assert
var f1FullPath = ss.GetFullPath("f1.txt");
var f2FullPath = ss.GetFullPath("f2.txt");
Assert.AreEqual(Path.Combine(path, "ShadowTests", "f1.txt"), f1FullPath);
Assert.AreEqual(Path.Combine(path, "ShadowSystem", "f2.txt"), f2FullPath);
}
/// <summary>
/// Returns the path relative to the filesystem root
/// </summary>
/// <remarks>
/// This file stuff in this test is kinda irrelevant with the current implementation.
/// We do tests that the files are written to the correct places and the relative path is returned correct,
/// but GetRelativePath is currently really just string manipulation so files are not actually hit by the code.
/// Leaving the file stuff in here for now in case the method becomes more clever at some point.
/// </remarks>
[Test]
public void ShadowGetRelativePath()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "ignore");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "ignore");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f1.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f2.txt", ms);
// Assert
var f1RelativePath = ss.GetRelativePath("f1.txt");
var f2RelativePath = ss.GetRelativePath("f2.txt");
Assert.AreEqual("f1.txt", f1RelativePath);
Assert.AreEqual("f2.txt", f2RelativePath);
Assert.IsTrue(File.Exists(Path.Combine(path, "ShadowTests", "f1.txt")));
Assert.IsFalse(File.Exists(Path.Combine(path, "ShadowTests", "f2.txt")));
Assert.IsTrue(File.Exists(Path.Combine(path, "ShadowSystem", "f2.txt")));
Assert.IsFalse(File.Exists(Path.Combine(path, "ShadowSystem", "f1.txt")));
}
/// <summary>
/// Ensure the url returned contains the path relative to the FS root,
/// but including the rootUrl the FS was initialized with.
/// </summary>
/// <remarks>
/// This file stuff in this test is kinda irrelevant with the current implementation.
/// We do tests that the files are written to the correct places and the url is returned correct,
/// but GetUrl is currently really just string manipulation so files are not actually hit by the code.
/// Leaving the file stuff in here for now in case the method becomes more clever at some point.
/// </remarks>
[Test]
public void ShadowGetUrl()
{
// Arrange
var path = IOHelper.MapPath("FileSysTests");
Directory.CreateDirectory(path);
Directory.CreateDirectory(path + "/ShadowTests");
Directory.CreateDirectory(path + "/ShadowSystem");
var fs = new PhysicalFileSystem(path + "/ShadowTests/", "rootUrl");
var sfs = new PhysicalFileSystem(path + "/ShadowSystem/", "rootUrl");
var ss = new ShadowFileSystem(fs, sfs);
// Act
File.WriteAllText(path + "/ShadowTests/f1.txt", "foo");
using (var ms = new MemoryStream(Encoding.UTF8.GetBytes("foo")))
ss.AddFile("f2.txt", ms);
// Assert
var f1Url = ss.GetUrl("f1.txt");
var f2Url = ss.GetUrl("f2.txt");
Assert.AreEqual("rootUrl/f1.txt", f1Url);
Assert.AreEqual("rootUrl/f2.txt", f2Url);
Assert.IsTrue(File.Exists(Path.Combine(path, "ShadowTests", "f1.txt")));
Assert.IsFalse(File.Exists(Path.Combine(path, "ShadowTests", "f2.txt")));
Assert.IsTrue(File.Exists(Path.Combine(path, "ShadowSystem", "f2.txt")));
Assert.IsFalse(File.Exists(Path.Combine(path, "ShadowSystem", "f1.txt")));
}
}
}