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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using Mono.Cecil;
using Mono.Linker.Tests.Cases.Expectations.Assertions;
using Mono.Linker.Tests.Cases.Expectations.Metadata;
using Mono.Linker.Tests.Extensions;
using Mono.Linker.Tests.TestCases;
namespace Mono.Linker.Tests.TestCasesRunner
{
public class TestCaseMetadataProvider : BaseMetadataProvider
{
public TestCaseMetadataProvider (TestCase testCase, AssemblyDefinition fullTestCaseAssemblyDefinition)
: base (testCase, fullTestCaseAssemblyDefinition)
{
}
public virtual TestCaseLinkerOptions GetLinkerOptions (NPath inputPath)
{
var tclo = new TestCaseLinkerOptions {
Il8n = GetOptionAttributeValue (nameof (Il8nAttribute), "none"),
IgnoreDescriptors = GetOptionAttributeValue (nameof (IgnoreDescriptorsAttribute), true),
IgnoreSubstitutions = GetOptionAttributeValue (nameof (IgnoreSubstitutionsAttribute), true),
IgnoreLinkAttributes = GetOptionAttributeValue (nameof (IgnoreLinkAttributesAttribute), true),
KeepTypeForwarderOnlyAssemblies = GetOptionAttributeValue (nameof (KeepTypeForwarderOnlyAssembliesAttribute), string.Empty),
KeepDebugMembers = GetOptionAttributeValue (nameof (SetupLinkerKeepDebugMembersAttribute), string.Empty),
LinkSymbols = GetOptionAttributeValue (nameof (SetupLinkerLinkSymbolsAttribute), string.Empty),
TrimMode = GetOptionAttributeValue<string> (nameof (SetupLinkerTrimModeAttribute), null),
DefaultAssembliesAction = GetOptionAttributeValue<string> (nameof (SetupLinkerDefaultActionAttribute), null),
SkipUnresolved = GetOptionAttributeValue (nameof (SkipUnresolvedAttribute), false),
StripDescriptors = GetOptionAttributeValue (nameof (StripDescriptorsAttribute), true),
StripSubstitutions = GetOptionAttributeValue (nameof (StripSubstitutionsAttribute), true),
StripLinkAttributes = GetOptionAttributeValue (nameof (StripLinkAttributesAttribute), true),
};
foreach (var assemblyAction in _testCaseTypeDefinition.CustomAttributes.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerActionAttribute))) {
var ca = assemblyAction.ConstructorArguments;
tclo.AssembliesAction.Add (new KeyValuePair<string, string> ((string) ca[0].Value, (string) ca[1].Value));
}
foreach (var descFile in _testCaseTypeDefinition.CustomAttributes.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerDescriptorFile))) {
var ca = descFile.ConstructorArguments;
var file = (string) ca[0].Value;
tclo.Descriptors.Add (Path.Combine (inputPath, file));
}
foreach (var subsFile in _testCaseTypeDefinition.CustomAttributes.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerSubstitutionFileAttribute))) {
var ca = subsFile.ConstructorArguments;
var file = (string) ca[0].Value;
tclo.Substitutions.Add (Path.Combine (inputPath, file));
}
foreach (var linkAttrFile in _testCaseTypeDefinition.CustomAttributes.Where (attr => attr.AttributeType.Name == nameof (SetupLinkAttributesFile))) {
var ca = linkAttrFile.ConstructorArguments;
var file = (string) ca[0].Value;
tclo.LinkAttributes.Add (Path.Combine (inputPath, file));
}
foreach (var additionalArgumentAttr in _testCaseTypeDefinition.CustomAttributes.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerArgumentAttribute))) {
var ca = additionalArgumentAttr.ConstructorArguments;
var values = ((CustomAttributeArgument[]) ca[1].Value)?.Select (arg => arg.Value.ToString ()).ToArray ();
// Since custom attribute arguments need to be constant expressions, we need to add
// the path to the temp directory (where the custom assembly is located) here.
switch ((string) ca[0].Value) {
case "--custom-step":
int pos = values[0].IndexOf (",");
if (pos != -1) {
string custom_assembly_path = values[0].Substring (pos + 1);
if (!Path.IsPathRooted (custom_assembly_path))
values[0] = string.Concat (values[0].AsSpan (0, pos + 1), Path.Combine (inputPath, custom_assembly_path));
}
break;
case "-a":
if (!Path.IsPathRooted (values[0]))
values[0] = Path.Combine (inputPath, values[0]);
break;
}
tclo.AdditionalArguments.Add (new KeyValuePair<string, string[]> ((string) ca[0].Value, values));
}
return tclo;
}
public virtual void CustomizeLinker (LinkerDriver linker, LinkerCustomizations customizations)
{
if (_testCaseTypeDefinition.CustomAttributes.Any (attr =>
attr.AttributeType.Name == nameof (DependencyRecordedAttribute))) {
customizations.DependencyRecorder = new TestDependencyRecorder ();
customizations.CustomizeContext += context => {
context.Tracer.AddRecorder (customizations.DependencyRecorder);
};
}
if (ValidatesReflectionAccessPatterns (_testCaseTypeDefinition)) {
customizations.ReflectionPatternRecorder = new TestReflectionPatternRecorder ();
customizations.CustomizeContext += context => {
customizations.ReflectionPatternRecorder.PreviousRecorder = context.ReflectionPatternRecorder;
context.ReflectionPatternRecorder = customizations.ReflectionPatternRecorder;
context.LogMessages = true;
};
}
if (ValidatesLogMessages (_testCaseTypeDefinition)) {
customizations.CustomizeContext += context => {
context.LogMessages = true;
};
}
}
bool ValidatesReflectionAccessPatterns (TypeDefinition testCaseTypeDefinition)
{
if (testCaseTypeDefinition.HasNestedTypes) {
var nestedTypes = new Queue<TypeDefinition> (testCaseTypeDefinition.NestedTypes.ToList ());
while (nestedTypes.Count > 0) {
if (ValidatesReflectionAccessPatterns (nestedTypes.Dequeue ()))
return true;
}
}
if (testCaseTypeDefinition.CustomAttributes.Any (attr =>
attr.AttributeType.Name == nameof (VerifyAllReflectionAccessPatternsAreValidatedAttribute))
|| testCaseTypeDefinition.AllMembers ().Concat (testCaseTypeDefinition.AllDefinedTypes ()).Any (m => m.CustomAttributes.Any (attr =>
attr.AttributeType.Name == nameof (RecognizedReflectionAccessPatternAttribute) ||
attr.AttributeType.Name == nameof (UnrecognizedReflectionAccessPatternAttribute))))
return true;
return false;
}
bool ValidatesLogMessages (TypeDefinition testCaseTypeDefinition)
{
if (testCaseTypeDefinition.HasNestedTypes) {
var nestedTypes = new Queue<TypeDefinition> (testCaseTypeDefinition.NestedTypes.ToList ());
while (nestedTypes.Count > 0) {
if (ValidatesLogMessages (nestedTypes.Dequeue ()))
return true;
}
}
if (testCaseTypeDefinition.AllMembers ().Concat (testCaseTypeDefinition.AllDefinedTypes ()).Append (testCaseTypeDefinition)
.Any (m => m.CustomAttributes.Any (attr =>
attr.AttributeType.Name == nameof (LogContainsAttribute) ||
attr.AttributeType.Name == nameof (LogDoesNotContainAttribute))))
return true;
return false;
}
public virtual IEnumerable<SourceAndDestinationPair> GetResponseFiles ()
{
return _testCaseTypeDefinition.CustomAttributes
.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerResponseFileAttribute))
.Select (GetSourceAndRelativeDestinationValue);
}
public virtual IEnumerable<SourceAndDestinationPair> GetDescriptorFiles ()
{
return _testCaseTypeDefinition.CustomAttributes
.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerDescriptorFile))
.Select (GetSourceAndRelativeDestinationValue);
}
public virtual IEnumerable<SourceAndDestinationPair> GetSubstitutionFiles ()
{
return _testCaseTypeDefinition.CustomAttributes
.Where (attr => attr.AttributeType.Name == nameof (SetupLinkerSubstitutionFileAttribute))
.Select (GetSourceAndRelativeDestinationValue);
}
public virtual IEnumerable<SourceAndDestinationPair> GetLinkAttributesFiles ()
{
return _testCaseTypeDefinition.CustomAttributes
.Where (attr => attr.AttributeType.Name == nameof (SetupLinkAttributesFile))
.Select (GetSourceAndRelativeDestinationValue);
}
public virtual IEnumerable<NPath> GetExtraLinkerReferences ()
{
var netcoreappDir = Path.GetDirectoryName (typeof (object).Assembly.Location);
foreach (var assembly in Directory.EnumerateFiles (netcoreappDir)) {
if (Path.GetExtension (assembly) != ".dll")
continue;
var assemblyName = Path.GetFileNameWithoutExtension (assembly);
if (assemblyName.Contains ("Native"))
continue;
if (assemblyName.StartsWith ("Microsoft") ||
assemblyName.StartsWith ("System") ||
assemblyName == "mscorlib" || assemblyName == "netstandard")
yield return assembly.ToNPath ();
}
}
public virtual bool LinkPublicAndFamily ()
{
return _testCaseTypeDefinition.CustomAttributes
.FirstOrDefault (attr => attr.AttributeType.Name == nameof (SetupLinkerLinkPublicAndFamilyAttribute)) != null;
}
}
}
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