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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 System;
using System.Collections.Generic;
using System.IO;
using Mono.Linker.Tests.Cases.Expectations.Assertions;
using Mono.Linker.Tests.Extensions;
using Mono.Linker.Tests.TestCases;
namespace Mono.Linker.Tests.TestCasesRunner
{
public class TestCaseSandbox
{
protected readonly TestCase _testCase;
protected readonly NPath _directory;
static readonly string _linkerAssemblyPath = typeof (Driver).Assembly.Location;
static NPath GetArtifactsTestPath ()
{
// Converts paths like /root-folder/linker/artifacts/bin/Mono.Linker.Tests/Debug/<tfm>/illink.dll
// to /root-folder/linker/artifacts/testcases/
string artifacts = Path.GetFullPath (Path.Combine (Path.GetDirectoryName (_linkerAssemblyPath), "..", "..", "..", ".."));
string tests = Path.Combine (artifacts, "testcases");
return new NPath (tests);
}
public TestCaseSandbox (TestCase testCase)
: this (testCase, GetArtifactsTestPath (), Path.GetFileNameWithoutExtension (_linkerAssemblyPath))
{
}
public TestCaseSandbox (TestCase testCase, NPath rootTemporaryDirectory)
: this (testCase, rootTemporaryDirectory, string.Empty)
{
}
public TestCaseSandbox (TestCase testCase, string rootTemporaryDirectory, string namePrefix)
: this (testCase, rootTemporaryDirectory.ToNPath (), namePrefix)
{
}
public TestCaseSandbox (TestCase testCase, NPath rootTemporaryDirectory, string namePrefix)
{
_testCase = testCase;
var rootDirectory = rootTemporaryDirectory.Combine (string.IsNullOrEmpty (namePrefix) ? "linker_tests" : namePrefix);
var locationRelativeToRoot = testCase.SourceFile.Parent.RelativeTo (testCase.RootCasesDirectory);
var suiteDirectory = rootDirectory.Combine (locationRelativeToRoot);
_directory = suiteDirectory.Combine (testCase.SourceFile.FileNameWithoutExtension);
_directory.DeleteContents ();
InputDirectory = _directory.Combine ("input").EnsureDirectoryExists ();
OutputDirectory = _directory.Combine ("output").EnsureDirectoryExists ();
ExpectationsDirectory = _directory.Combine ("expectations").EnsureDirectoryExists ();
ResourcesDirectory = _directory.Combine ("resources").EnsureDirectoryExists ();
}
public NPath InputDirectory { get; }
public NPath OutputDirectory { get; }
public NPath ExpectationsDirectory { get; }
public NPath ResourcesDirectory { get; }
public IEnumerable<NPath> SourceFiles {
get { return _directory.Files ("*.cs"); }
}
public IEnumerable<NPath> ResponseFiles {
get { return InputDirectory.Files ("*.rsp"); }
}
public IEnumerable<NPath> ResourceFiles => ResourcesDirectory.Files ();
public virtual void Populate (TestCaseCompilationMetadataProvider metadataProvider)
{
_testCase.SourceFile.Copy (_directory);
if (_testCase.HasLinkXmlFile)
_testCase.LinkXmlFile.Copy (InputDirectory);
CopyToInputAndExpectations (GetExpectationsAssemblyPath ());
foreach (var dep in metadataProvider.AdditionalFilesToSandbox ()) {
var destination = _directory.Combine (dep.DestinationFileName);
dep.Source.FileMustExist ().Copy (destination);
// In a few niche tests we need to copy pre-built assemblies directly into the input directory.
// When this is done, we also need to copy them into the expectations directory so that if they are used
// as references we can still compile the expectations version of the assemblies
if (destination.Parent == InputDirectory)
dep.Source.Copy (ExpectationsDirectory.Combine (destination.RelativeTo (InputDirectory)));
}
// Copy non class library dependencies to the sandbox
foreach (var fileName in metadataProvider.GetReferenceValues ()) {
if (!fileName.StartsWith ("System.", StringComparison.Ordinal) && !fileName.StartsWith ("Mono.", StringComparison.Ordinal) && !fileName.StartsWith ("Microsoft.", StringComparison.Ordinal))
CopyToInputAndExpectations (_testCase.SourceFile.Parent.Combine (fileName.ToNPath ()));
}
foreach (var referenceDependency in metadataProvider.GetReferenceDependencies ())
CopyToInputAndExpectations (_testCase.SourceFile.Parent.Combine (referenceDependency.ToNPath ()));
foreach (var res in metadataProvider.GetResources ()) {
res.Source.FileMustExist ().Copy (ResourcesDirectory.Combine (res.DestinationFileName));
}
foreach (var compileRefInfo in metadataProvider.GetSetupCompileAssembliesBefore ()) {
var destination = BeforeReferenceSourceDirectoryFor (compileRefInfo.OutputName).EnsureDirectoryExists ();
compileRefInfo.SourceFiles.Copy (destination);
destination = BeforeReferenceResourceDirectoryFor (compileRefInfo.OutputName).EnsureDirectoryExists ();
if (compileRefInfo.Resources == null)
continue;
foreach (var res in compileRefInfo.Resources)
res.Source.FileMustExist ().Copy (destination.Combine (res.DestinationFileName));
}
foreach (var compileRefInfo in metadataProvider.GetSetupCompileAssembliesAfter ()) {
var destination = AfterReferenceSourceDirectoryFor (compileRefInfo.OutputName).EnsureDirectoryExists ();
compileRefInfo.SourceFiles.Copy (destination);
destination = AfterReferenceResourceDirectoryFor (compileRefInfo.OutputName).EnsureDirectoryExists ();
if (compileRefInfo.Resources == null)
continue;
foreach (var res in compileRefInfo.Resources)
res.Source.FileMustExist ().Copy (destination.Combine (res.DestinationFileName));
}
}
/// <summary>
/// Any files that are needed for linking should come from the expectations assembly so that these values
/// can be controlled using #ifs regardless of the framework the NUnit test project is compiled against
/// </summary>
/// <param name="metadataProvider"></param>
public virtual void PopulateFromExpectations (TestCaseMetadataProvider metadataProvider)
{
foreach (var res in metadataProvider.GetResponseFiles ()) {
res.Source.FileMustExist ().Copy (InputDirectory.Combine (res.DestinationFileName));
}
foreach (var res in metadataProvider.GetDescriptorFiles ()) {
res.Source.FileMustExist ().Copy (InputDirectory.Combine (res.DestinationFileName));
}
foreach (var res in metadataProvider.GetSubstitutionFiles ()) {
res.Source.FileMustExist ().Copy (InputDirectory.Combine (res.DestinationFileName));
}
foreach (var res in metadataProvider.GetLinkAttributesFiles ()) {
res.Source.FileMustExist ().Copy (InputDirectory.Combine (res.DestinationFileName));
}
}
private static NPath GetExpectationsAssemblyPath ()
{
return new Uri (typeof (KeptAttribute).Assembly.Location).LocalPath.ToNPath ();
}
protected void CopyToInputAndExpectations (NPath source)
{
source.Copy (InputDirectory);
source.Copy (ExpectationsDirectory);
}
public NPath BeforeReferenceSourceDirectoryFor (string outputName)
{
return _directory.Combine ($"ref_source_before_{Path.GetFileNameWithoutExtension (outputName)}");
}
public NPath AfterReferenceSourceDirectoryFor (string outputName)
{
return _directory.Combine ($"ref_source_after_{Path.GetFileNameWithoutExtension (outputName)}");
}
public NPath BeforeReferenceResourceDirectoryFor (string outputName)
{
return _directory.Combine ($"ref_resource_before_{Path.GetFileNameWithoutExtension (outputName)}");
}
public NPath AfterReferenceResourceDirectoryFor (string outputName)
{
return _directory.Combine ($"ref_resource_after_{Path.GetFileNameWithoutExtension (outputName)}");
}
}
}
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