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Add Test for removing readonly flag when copying readonly library assets

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Bryan Thornbury 2016-07-21 19:36:45 -07:00
parent 76058bea60
commit e1c5c7a43d
1 changed files with 68 additions and 0 deletions
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test/Microsoft.DotNet.Compiler.Common.Tests/GivenThatICopyLibraryAssets.cs Normal file
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// Copyright (c) .NET Foundation and contributors. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using FluentAssertions;
using Xunit;
using Microsoft.DotNet.Cli.Compiler.Common;
using Microsoft.DotNet.ProjectModel.Compilation;
using System.IO;
using System;
using System.Linq;
using System.Collections.Generic;
namespace Microsoft.DotNet.Cli.Compiler.Common.Tests
{
public class GivenThatICopyLibraryAssets
{
[Fact]
public void LibraryAsset_CopyTo_Clears_Readonly()
{
var libraryAsset = GetMockLibraryAsset(nameof(LibraryAsset_CopyTo_Clears_Readonly));
MakeFileReadonly(libraryAsset.ResolvedPath);
IEnumerable<LibraryAsset> assets = new LibraryAsset[] { libraryAsset };
var outputDirectory = Path.Combine(AppContext.BaseDirectory,$"{nameof(LibraryAsset_CopyTo_Clears_Readonly)}_out");
assets.CopyTo(outputDirectory);
var copiedFile = Directory.EnumerateFiles(outputDirectory, Path.GetFileName(libraryAsset.RelativePath)).First();
FileIsReadonly(copiedFile).Should().BeFalse();
}
[Fact]
public void LibraryAsset_StructuredCopyTo_Clears_Readonly()
{
var libraryAsset = GetMockLibraryAsset(nameof(LibraryAsset_StructuredCopyTo_Clears_Readonly));
MakeFileReadonly(libraryAsset.ResolvedPath);
IEnumerable<LibraryAsset> assets = new LibraryAsset[] { libraryAsset };
var intermediateDirectory = Path.Combine(AppContext.BaseDirectory,$"{nameof(LibraryAsset_StructuredCopyTo_Clears_Readonly)}_obj");
var outputDirectory = Path.Combine(AppContext.BaseDirectory,$"{nameof(LibraryAsset_StructuredCopyTo_Clears_Readonly)}_out");
assets.StructuredCopyTo(outputDirectory, intermediateDirectory);
var copiedFile = Directory.EnumerateFiles(outputDirectory, Path.GetFileName(libraryAsset.RelativePath)).First();
FileIsReadonly(copiedFile).Should().BeFalse();
}
private void MakeFileReadonly(string file)
{
File.SetAttributes(file, File.GetAttributes(file) | FileAttributes.ReadOnly);
}
private bool FileIsReadonly(string file)
{
return (File.GetAttributes(file) & FileAttributes.ReadOnly) == FileAttributes.ReadOnly;
}
private LibraryAsset GetMockLibraryAsset(string mockedLibraryAssetName)
{
var mockedLibraryAssetFileName = $"{mockedLibraryAssetName}.dll";
var fakeFile = Path.Combine(AppContext.BaseDirectory, mockedLibraryAssetFileName);
File.WriteAllText(fakeFile, mockedLibraryAssetName);
return new LibraryAsset(mockedLibraryAssetName, mockedLibraryAssetFileName, fakeFile);
}
}
}