Files
runner/src/Test/L0/Util/IOUtilL0.cs
Nikola Jokic 1ceb1a67f2 Guard against NullReference while creating HostContext (#2343)
* Guard against NullReference while creating HostContext

* Throw on IOUtil loading object if content is empty or object is null

* removed unused dependency

* Changed exceptions to ArgumentNullException and ArgumentException

* fixed my mistake on LoadObject

* fixed tests

* trigger workflows

* trigger workflows

* encode files using utf8
2023-03-30 15:39:09 +02:00

987 lines
42 KiB
C#

using GitHub.Runner.Sdk;
using System;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using Xunit;
namespace GitHub.Runner.Common.Tests.Util
{
public sealed class IOUtilL0
{
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void Delete_DeletesDirectory()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "some file");
try
{
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "some contents");
// Act.
IOUtil.Delete(directory, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(directory));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void Delete_DeletesFile()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "some file");
try
{
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "some contents");
// Act.
IOUtil.Delete(file, CancellationToken.None);
// Assert.
Assert.False(File.Exists(file));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteDirectory_DeletesDirectoriesRecursively()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a grandchild directory.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
Directory.CreateDirectory(Path.Combine(directory, "some child directory", "some grandchild directory"));
// Act.
IOUtil.DeleteDirectory(directory, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(directory));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public async Task DeleteDirectory_DeletesDirectoryReparsePointChain()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create the following structure:
// randomDir
// randomDir/<guid 1> -> <guid 2>
// randomDir/<guid 2> -> <guid 3>
// randomDir/<guid 3> -> <guid 4>
// randomDir/<guid 4> -> <guid 5>
// randomDir/<guid 5> -> targetDir
// randomDir/targetDir
// randomDir/targetDir/file.txt
//
// The purpose of this test is to verify that DirectoryNotFoundException is gracefully handled when
// deleting a chain of reparse point directories. Since the reparse points are named in a random order,
// the DirectoryNotFoundException case is likely to be encountered.
string randomDir = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
string targetDir = Directory.CreateDirectory(Path.Combine(randomDir, "targetDir")).FullName;
string file = Path.Combine(targetDir, "file.txt");
File.WriteAllText(path: file, contents: "some contents");
string linkDir1 = Path.Combine(randomDir, $"{Guid.NewGuid()}_linkDir1");
string linkDir2 = Path.Combine(randomDir, $"{Guid.NewGuid()}_linkDir2");
string linkDir3 = Path.Combine(randomDir, $"{Guid.NewGuid()}_linkDir3");
string linkDir4 = Path.Combine(randomDir, $"{Guid.NewGuid()}_linkDir4");
string linkDir5 = Path.Combine(randomDir, $"{Guid.NewGuid()}_linkDir5");
await CreateDirectoryReparsePoint(context: hc, link: linkDir1, target: linkDir2);
await CreateDirectoryReparsePoint(context: hc, link: linkDir2, target: linkDir3);
await CreateDirectoryReparsePoint(context: hc, link: linkDir3, target: linkDir4);
await CreateDirectoryReparsePoint(context: hc, link: linkDir4, target: linkDir5);
await CreateDirectoryReparsePoint(context: hc, link: linkDir5, target: targetDir);
// Sanity check to verify the link was created properly:
Assert.True(Directory.Exists(linkDir1));
Assert.True(new DirectoryInfo(linkDir1).Attributes.HasFlag(FileAttributes.ReparsePoint));
Assert.True(File.Exists(Path.Combine(linkDir1, "file.txt")));
// Act.
IOUtil.DeleteDirectory(randomDir, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(linkDir1));
Assert.False(Directory.Exists(targetDir));
Assert.False(File.Exists(file));
Assert.False(Directory.Exists(randomDir));
}
finally
{
// Cleanup.
if (Directory.Exists(randomDir))
{
Directory.Delete(randomDir, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public async Task DeleteDirectory_DeletesDirectoryReparsePointsBeforeDirectories()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create the following structure:
// randomDir
// randomDir/linkDir -> targetDir
// randomDir/targetDir
// randomDir/targetDir/file.txt
//
// The accuracy of this test relies on an assumption that IOUtil sorts the directories in
// descending order before deleting them - either by length or by default sort order.
string randomDir = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
string targetDir = Directory.CreateDirectory(Path.Combine(randomDir, "targetDir")).FullName;
string file = Path.Combine(targetDir, "file.txt");
File.WriteAllText(path: file, contents: "some contents");
string linkDir = Path.Combine(randomDir, "linkDir");
await CreateDirectoryReparsePoint(context: hc, link: linkDir, target: targetDir);
// Sanity check to verify the link was created properly:
Assert.True(Directory.Exists(linkDir));
Assert.True(new DirectoryInfo(linkDir).Attributes.HasFlag(FileAttributes.ReparsePoint));
Assert.True(File.Exists(Path.Combine(linkDir, "file.txt")));
// Act.
IOUtil.DeleteDirectory(randomDir, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(linkDir));
Assert.False(Directory.Exists(targetDir));
Assert.False(File.Exists(file));
Assert.False(Directory.Exists(randomDir));
}
finally
{
// Cleanup.
if (Directory.Exists(randomDir))
{
Directory.Delete(randomDir, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteDirectory_DeletesFilesRecursively()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a grandchild file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
string file = Path.Combine(directory, "some subdirectory", "some file");
Directory.CreateDirectory(Path.GetDirectoryName(file));
File.WriteAllText(path: file, contents: "some contents");
// Act.
IOUtil.DeleteDirectory(directory, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(directory));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteDirectory_DeletesReadOnlyDirectories()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a read-only subdirectory.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string subdirectory = Path.Combine(directory, "some subdirectory");
try
{
var subdirectoryInfo = new DirectoryInfo(subdirectory);
subdirectoryInfo.Create();
subdirectoryInfo.Attributes = subdirectoryInfo.Attributes | FileAttributes.ReadOnly;
// Act.
IOUtil.DeleteDirectory(directory, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(directory));
}
finally
{
// Cleanup.
var subdirectoryInfo = new DirectoryInfo(subdirectory);
if (subdirectoryInfo.Exists)
{
subdirectoryInfo.Attributes = subdirectoryInfo.Attributes & ~FileAttributes.ReadOnly;
}
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteDirectory_DeletesReadOnlyRootDirectory()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a read-only directory.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
var directoryInfo = new DirectoryInfo(directory);
directoryInfo.Create();
directoryInfo.Attributes = directoryInfo.Attributes | FileAttributes.ReadOnly;
// Act.
IOUtil.DeleteDirectory(directory, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(directory));
}
finally
{
// Cleanup.
var directoryInfo = new DirectoryInfo(directory);
if (directoryInfo.Exists)
{
directoryInfo.Attributes = directoryInfo.Attributes & ~FileAttributes.ReadOnly;
directoryInfo.Delete();
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteDirectory_DeletesReadOnlyFiles()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a read-only file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "some file");
try
{
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "some contents");
File.SetAttributes(file, File.GetAttributes(file) | FileAttributes.ReadOnly);
// Act.
IOUtil.DeleteDirectory(directory, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(directory));
}
finally
{
// Cleanup.
if (File.Exists(file))
{
File.SetAttributes(file, File.GetAttributes(file) & ~FileAttributes.ReadOnly);
}
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public async Task DeleteDirectory_DoesNotFollowDirectoryReparsePoint()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create the following structure:
// randomDir
// randomDir/targetDir
// randomDir/targetDir/file.txt
// randomDir/linkDir -> targetDir
string randomDir = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
string targetDir = Directory.CreateDirectory(Path.Combine(randomDir, "targetDir")).FullName;
string file = Path.Combine(targetDir, "file.txt");
File.WriteAllText(path: file, contents: "some contents");
string linkDir = Path.Combine(randomDir, "linkDir");
await CreateDirectoryReparsePoint(context: hc, link: linkDir, target: targetDir);
// Sanity check to verify the link was created properly:
Assert.True(Directory.Exists(linkDir));
Assert.True(new DirectoryInfo(linkDir).Attributes.HasFlag(FileAttributes.ReparsePoint));
Assert.True(File.Exists(Path.Combine(linkDir, "file.txt")));
// Act.
IOUtil.DeleteDirectory(linkDir, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(linkDir));
Assert.True(Directory.Exists(targetDir));
Assert.True(File.Exists(file));
}
finally
{
// Cleanup.
if (Directory.Exists(randomDir))
{
Directory.Delete(randomDir, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public async Task DeleteDirectory_DoesNotFollowNestLevel1DirectoryReparsePoint()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create the following structure:
// randomDir
// randomDir/targetDir
// randomDir/targetDir/file.txt
// randomDir/subDir
// randomDir/subDir/linkDir -> ../targetDir
string randomDir = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
string targetDir = Directory.CreateDirectory(Path.Combine(randomDir, "targetDir")).FullName;
string file = Path.Combine(targetDir, "file.txt");
File.WriteAllText(path: file, contents: "some contents");
string subDir = Directory.CreateDirectory(Path.Combine(randomDir, "subDir")).FullName;
string linkDir = Path.Combine(subDir, "linkDir");
await CreateDirectoryReparsePoint(context: hc, link: linkDir, target: targetDir);
// Sanity check to verify the link was created properly:
Assert.True(Directory.Exists(linkDir));
Assert.True(new DirectoryInfo(linkDir).Attributes.HasFlag(FileAttributes.ReparsePoint));
Assert.True(File.Exists(Path.Combine(linkDir, "file.txt")));
// Act.
IOUtil.DeleteDirectory(subDir, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(subDir));
Assert.True(Directory.Exists(targetDir));
Assert.True(File.Exists(file));
}
finally
{
// Cleanup.
if (Directory.Exists(randomDir))
{
Directory.Delete(randomDir, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public async Task DeleteDirectory_DoesNotFollowNestLevel2DirectoryReparsePoint()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create the following structure:
// randomDir
// randomDir/targetDir
// randomDir/targetDir/file.txt
// randomDir/subDir1
// randomDir/subDir1/subDir2
// randomDir/subDir1/subDir2/linkDir -> ../../targetDir
string randomDir = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
string targetDir = Directory.CreateDirectory(Path.Combine(randomDir, "targetDir")).FullName;
string file = Path.Combine(targetDir, "file.txt");
File.WriteAllText(path: file, contents: "some contents");
string subDir1 = Directory.CreateDirectory(Path.Combine(randomDir, "subDir1")).FullName;
string subDir2 = Directory.CreateDirectory(Path.Combine(subDir1, "subDir2")).FullName;
string linkDir = Path.Combine(subDir2, "linkDir");
await CreateDirectoryReparsePoint(context: hc, link: linkDir, target: targetDir);
// Sanity check to verify the link was created properly:
Assert.True(Directory.Exists(linkDir));
Assert.True(new DirectoryInfo(linkDir).Attributes.HasFlag(FileAttributes.ReparsePoint));
Assert.True(File.Exists(Path.Combine(linkDir, "file.txt")));
// Act.
IOUtil.DeleteDirectory(subDir1, CancellationToken.None);
// Assert.
Assert.False(Directory.Exists(subDir1));
Assert.True(Directory.Exists(targetDir));
Assert.True(File.Exists(file));
}
finally
{
// Cleanup.
if (Directory.Exists(randomDir))
{
Directory.Delete(randomDir, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteDirectory_IgnoresFile()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "some file");
try
{
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "some contents");
// Act: Call "DeleteDirectory" against the file. The method should not blow up and
// should simply ignore the file since it is not a directory.
IOUtil.DeleteDirectory(file, CancellationToken.None);
// Assert.
Assert.True(File.Exists(file));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteFile_DeletesFile()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "some file");
try
{
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "some contents");
// Act.
IOUtil.DeleteFile(file);
// Assert.
Assert.False(File.Exists(file));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteFile_DeletesReadOnlyFile()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a read-only file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "some file");
try
{
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "some contents");
File.SetAttributes(file, File.GetAttributes(file) | FileAttributes.ReadOnly);
// Act.
IOUtil.DeleteFile(file);
// Assert.
Assert.False(File.Exists(file));
}
finally
{
// Cleanup.
if (File.Exists(file))
{
File.SetAttributes(file, File.GetAttributes(file) & ~FileAttributes.ReadOnly);
}
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void DeleteFile_IgnoresDirectory()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
Directory.CreateDirectory(directory);
// Act: Call "DeleteFile" against a directory. The method should not blow up and
// should simply ignore the directory since it is not a file.
IOUtil.DeleteFile(directory);
// Assert.
Assert.True(Directory.Exists(directory));
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void GetRelativePath()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
string relativePath;
#if OS_WINDOWS
/// MakeRelative(@"d:\src\project\foo.cpp", @"d:\src") -> @"project\foo.cpp"
// Act.
relativePath = IOUtil.MakeRelative(@"d:\src\project\foo.cpp", @"d:\src");
// Assert.
Assert.True(string.Equals(relativePath, @"project\foo.cpp", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:\", @"d:\specs") -> @"d:\"
// Act.
relativePath = IOUtil.MakeRelative(@"d:\", @"d:\specs");
// Assert.
Assert.True(string.Equals(relativePath, @"d:\", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:\src\project\foo.cpp", @"d:\src\proj") -> @"d:\src\project\foo.cpp"
// Act.
relativePath = IOUtil.MakeRelative(@"d:\src\project\foo.cpp", @"d:\src\proj");
// Assert.
Assert.True(string.Equals(relativePath, @"d:\src\project\foo.cpp", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:\src\project\foo", @"d:\src") -> @"project\foo"
// Act.
relativePath = IOUtil.MakeRelative(@"d:\src\project\foo", @"d:\src");
// Assert.
Assert.True(string.Equals(relativePath, @"project\foo", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:\src\project\foo.cpp", @"d:\src\project\foo.cpp") -> @""
// Act.
relativePath = IOUtil.MakeRelative(@"d:\src\project", @"d:\src\project");
// Assert.
Assert.True(string.Equals(relativePath, string.Empty, StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:/src/project/foo.cpp", @"d:/src") -> @"project/foo.cpp"
// Act.
relativePath = IOUtil.MakeRelative(@"d:/src/project/foo.cpp", @"d:/src");
// Assert.
Assert.True(string.Equals(relativePath, @"project\foo.cpp", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:/src/project/foo.cpp", @"d:\src") -> @"d:/src/project/foo.cpp"
// Act.
relativePath = IOUtil.MakeRelative(@"d:/src/project/foo.cpp", @"d:/src");
// Assert.
Assert.True(string.Equals(relativePath, @"project\foo.cpp", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d:/src/project/foo", @"d:/src") -> @"project/foo"
// Act.
relativePath = IOUtil.MakeRelative(@"d:/src/project/foo", @"d:/src");
// Assert.
Assert.True(string.Equals(relativePath, @"project\foo", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"d\src\project", @"d:/src/project") -> @""
// Act.
relativePath = IOUtil.MakeRelative(@"d:\src\project", @"d:/src/project");
// Assert.
Assert.True(string.Equals(relativePath, string.Empty, StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
#else
/// MakeRelative(@"/user/src/project/foo.cpp", @"/user/src") -> @"project/foo.cpp"
// Act.
relativePath = IOUtil.MakeRelative(@"/user/src/project/foo.cpp", @"/user/src");
// Assert.
Assert.True(string.Equals(relativePath, @"project/foo.cpp", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"/user", @"/user/specs") -> @"/user"
// Act.
relativePath = IOUtil.MakeRelative(@"/user", @"/user/specs");
// Assert.
Assert.True(string.Equals(relativePath, @"/user", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"/user/src/project/foo.cpp", @"/user/src/proj") -> @"/user/src/project/foo.cpp"
// Act.
relativePath = IOUtil.MakeRelative(@"/user/src/project/foo.cpp", @"/user/src/proj");
// Assert.
Assert.True(string.Equals(relativePath, @"/user/src/project/foo.cpp", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"/user/src/project/foo", @"/user/src") -> @"project/foo"
// Act.
relativePath = IOUtil.MakeRelative(@"/user/src/project/foo", @"/user/src");
// Assert.
Assert.True(string.Equals(relativePath, @"project/foo", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
/// MakeRelative(@"/user/src/project", @"/user/src/project") -> @""
// Act.
relativePath = IOUtil.MakeRelative(@"/user/src/project", @"/user/src/project");
// Assert.
Assert.True(string.Equals(relativePath, string.Empty, StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {relativePath}");
#endif
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void ResolvePath()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
string resolvePath;
#if OS_WINDOWS
// Act.
resolvePath = IOUtil.ResolvePath(@"d:\src\project\", @"foo");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\src\project\foo", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:\", @"specs");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\specs", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:\src\project\", @"src\proj");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\src\project\src\proj", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:\src\project\foo", @"..");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\src\project", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:\src\project", @"..\..\");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:/src/project", @"../.");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\src", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:/src/project/", @"../../foo");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\foo", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:/src/project/foo", @".././bar/.././../foo");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\src\foo", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"d:\", @".");
// Assert.
Assert.True(string.Equals(resolvePath, @"d:\", StringComparison.OrdinalIgnoreCase), $"resolvePath does not expected: {resolvePath}");
#else
// Act.
resolvePath = IOUtil.ResolvePath(@"/user/src/project", @"foo");
// Assert.
Assert.True(string.Equals(resolvePath, @"/user/src/project/foo", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/root", @"./user/./specs");
// Assert.
Assert.True(string.Equals(resolvePath, @"/root/user/specs", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/", @"user/specs/.");
// Assert.
Assert.True(string.Equals(resolvePath, @"/user/specs", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/user/src/project", @"../");
// Assert.
Assert.True(string.Equals(resolvePath, @"/user/src", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/user/src/project", @"../../");
// Assert.
Assert.True(string.Equals(resolvePath, @"/user", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/user/src/project/foo", @"../../../../user/./src");
// Assert.
Assert.True(string.Equals(resolvePath, @"/user/src", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/user/src", @"../../.");
// Assert.
Assert.True(string.Equals(resolvePath, @"/", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
// Act.
resolvePath = IOUtil.ResolvePath(@"/", @"./");
// Assert.
Assert.True(string.Equals(resolvePath, @"/", StringComparison.OrdinalIgnoreCase), $"RelativePath does not expected: {resolvePath}");
#endif
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void ValidateExecutePermission_DoesNotExceedFailsafe()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
try
{
Directory.CreateDirectory(directory);
// Act/Assert: Call "ValidateExecutePermission". The method should not blow up.
IOUtil.ValidateExecutePermission(directory);
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void ValidateExecutePermission_ExceedsFailsafe()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a deep directory.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName(), "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20");
try
{
Directory.CreateDirectory(directory);
Environment.SetEnvironmentVariable("AGENT_TEST_VALIDATE_EXECUTE_PERMISSIONS_FAILSAFE", "20");
try
{
// Act: Call "ValidateExecutePermission". The method should throw since
// it exceeds the failsafe recursion depth.
IOUtil.ValidateExecutePermission(directory);
// Assert.
throw new Exception("Should have thrown not supported exception.");
}
catch (NotSupportedException)
{
}
}
finally
{
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
}
[Fact]
[Trait("Level", "L0")]
[Trait("Category", "Common")]
public void LoadObject_ThrowsOnRequiredLoadObject()
{
using (TestHostContext hc = new(this))
{
Tracing trace = hc.GetTrace();
// Arrange: Create a directory with a file.
string directory = Path.Combine(hc.GetDirectory(WellKnownDirectory.Bin), Path.GetRandomFileName());
string file = Path.Combine(directory, "empty file");
Directory.CreateDirectory(directory);
File.WriteAllText(path: file, contents: "");
Assert.Throws<ArgumentNullException>(() => IOUtil.LoadObject<RunnerSettings>(file, true));
file = Path.Combine(directory, "invalid type file");
File.WriteAllText(path: file, contents: " ");
Assert.Throws<ArgumentException>(() => IOUtil.LoadObject<RunnerSettings>(file, true));
// Cleanup.
if (Directory.Exists(directory))
{
Directory.Delete(directory, recursive: true);
}
}
}
private static async Task CreateDirectoryReparsePoint(IHostContext context, string link, string target)
{
#if OS_WINDOWS
string fileName = Environment.GetEnvironmentVariable("ComSpec");
string arguments = $@"/c ""mklink /J ""{link}"" {target}""""";
#else
string fileName = "/bin/ln";
string arguments = $@"-s ""{target}"" ""{link}""";
#endif
ArgUtil.File(fileName, nameof(fileName));
using (var processInvoker = new ProcessInvokerWrapper())
{
processInvoker.Initialize(context);
await processInvoker.ExecuteAsync(
workingDirectory: context.GetDirectory(WellKnownDirectory.Bin),
fileName: fileName,
arguments: arguments,
environment: null,
requireExitCodeZero: true,
cancellationToken: CancellationToken.None);
}
}
}
}