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|
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Text;
using Mono.Linker.Tests.Cases.Expectations.Assertions;
using Mono.Linker.Tests.Cases.Expectations.Helpers;
using Mono.Linker.Tests.Cases.Expectations.Metadata;
namespace Mono.Linker.Tests.Cases.Reflection
{
[ExpectedNoWarnings]
public class ObjectGetType
{
public static void Main ()
{
SealedType.Test ();
UnsealedType.Test ();
TypeOfGenericParameters.Test ();
BasicAnnotationWithNoDerivedClasses.Test ();
MultipleValuesWithAnnotations.Test (0);
MultipleValuesWithAnnotations.Test (1);
MultipleValuesWithAndWithoutAnnotationsWarns.Test (0);
MultipleValuesWithAndWithoutAnnotationsWarns.Test (1);
MultipleValuesWithAndWithoutAnnotationsWarns.Test (2);
SingleDerivedWithAnnotatedParent.Test ();
DerivedWithAnnotationOnDerived.Test ();
DerivedWithBaseAndAnnotatedInterface.Test ();
DeepHierarchy.Test ();
DeepInterfaceHierarchy.Test ();
ConstructorAsSource.Test ();
InterfaceSeenFirst.Test ();
AnnotationsRequestedOnImplementation.Test ();
AnnotationsRequestedOnInterface.Test ();
AllAnnotationsAreApplied.Test ();
SealedWithAnnotation.Test ();
DiamondShapeWithUnannotatedInterface.Test ();
DiamondShapeWithAnnotatedInterface.Test ();
ApplyingAnnotationIntroducesTypesToApplyAnnotationTo.Test ();
ApplyingAnnotationIntroducesTypesToApplyAnnotationToViaInterfaces.Test ();
ApplyingAnnotationIntroducesTypesToApplyAnnotationToMultipleAnnotations.Test ();
ApplyingAnnotationIntroducesTypesToApplyAnnotationToEntireType.Test ();
EnumerationOverInstances.Test ();
}
[Kept]
class SealedType
{
[Kept]
static SealedClass s_sealedClassField;
[Kept]
sealed class SealedClass
{
[Kept]
public SealedClass () { }
[Kept]
public static void Method () { }
public static void UnusedMethod () { }
}
[Kept]
public static void Test ()
{
s_sealedClassField = new SealedClass ();
s_sealedClassField.GetType ().GetMethod ("Method");
}
}
[Kept]
class UnsealedType
{
[Kept]
static UnsealedClass s_unsealedClassField;
[Kept]
class UnsealedClass
{
[Kept]
public UnsealedClass () { }
public static void Method () { }
}
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
public static void Test ()
{
s_unsealedClassField = new UnsealedClass ();
// GetType call on an unsealed type is not recognized and produces a warning
s_unsealedClassField.GetType ().GetMethod ("Method");
}
}
[Kept]
class TypeOfGenericParameters
{
[Kept]
class MethodWithRequirementsTest
{
[Kept]
[KeptMember (".ctor()")]
class TestType
{
[Kept] // Due to the annotation on the generic parameter
public static void PublicMethod () { }
}
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
static void MethodWithRequirements<
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)] TWithMethods> (TWithMethods instance)
{
instance.GetType ().GetMethod ("PublicMethod");
}
[Kept]
public static void Test ()
{
MethodWithRequirements<TestType> (new TestType ());
}
}
[Kept]
class MethodWithRequirementsAndDerivedTypeTest
{
[Kept]
[KeptMember (".ctor()")]
class Base
{
[Kept]
public static void PublicMethodOnBase () { }
}
[Kept]
[KeptBaseType (typeof (Base))]
[KeptMember (".ctor()")]
class Derived : Base
{
// This should not be kept
public static void PublicMethodOnDerived () { }
}
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
static void MethodWithRequirements<
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
TWithMethods>
(TWithMethods instance)
{
instance.GetType ().GetMethod ("PublicMethod");
}
[Kept]
public static void Test ()
{
MethodWithRequirements<Base> (new Derived ());
}
}
[Kept]
class GenericWithRequirements
{
[Kept]
[KeptMember (".ctor()")]
class TestType
{
}
[Kept]
[KeptMember (".cctor()")]
class Generic<
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
TWithMethods> where TWithMethods : new()
{
[Kept]
static TWithMethods ReturnAnnotated () { return new TWithMethods (); }
[Kept]
static TWithMethods _fieldAnnotated = new TWithMethods ();
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
public static void TestReturn ()
{
ReturnAnnotated ().GetType ().GetMethod ("Test");
}
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
public static void TestField ()
{
_fieldAnnotated.GetType ().GetMethod ("Test");
}
}
[Kept]
public static void Test ()
{
Generic<TestType>.TestReturn ();
Generic<TestType>.TestField ();
}
}
[Kept]
public static void Test ()
{
MethodWithRequirementsTest.Test ();
MethodWithRequirementsAndDerivedTypeTest.Test ();
GenericWithRequirements.Test ();
}
}
[Kept]
class BasicAnnotationWithNoDerivedClasses
{
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
public interface IBasicAnnotatedInterface
{
}
[Kept]
[KeptMember (".ctor()")]
class ClassImplementingAnnotatedInterface : IBasicAnnotatedInterface
{
[Kept]
public void UsedMethod () { }
[Kept] // The type is not sealed, so trimmer will apply the annotation from the interface
public void UnusedMethod () { }
}
[Kept]
static void TestInterface (ClassImplementingAnnotatedInterface classImplementingInterface)
{
// The interface is not referred to anywhere, so it will be trimmed
// but its annotation still applies
classImplementingInterface.GetType ().GetMethod ("UsedMethod");
}
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class BasicAnnotatedClass
{
[Kept]
public void UsedMethod () { }
[Kept] // The type is not sealed, so trimmer will apply the annotation from the interface
public void UnusedMethod () { }
}
[Kept]
static void TestClass (BasicAnnotatedClass instance)
{
instance.GetType ().GetMethod ("UsedMethod");
}
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
struct BasicAnnotatedStruct
{
// Handle boxing and unboxing operations
// https://github.com/mono/linker/issues/1951
// [Kept]
public void UsedMethod () { }
public void UnusedMethod () { }
}
[Kept]
// https://github.com/mono/linker/issues/1951
// This should not warn
[ExpectedWarning ("IL2075", "GetMethod")]
static void TestStruct (BasicAnnotatedStruct instance)
{
instance.GetType ().GetMethod ("UsedMethod");
}
[Kept]
public static void Test ()
{
TestInterface (new ClassImplementingAnnotatedInterface ());
TestClass (new BasicAnnotatedClass ());
TestStruct (new BasicAnnotatedStruct ());
}
}
[Kept]
class MultipleValuesWithAnnotations
{
[Kept]
sealed class SealedClass
{
[Kept]
public SealedClass () { }
[Kept]
public void UsedMethod () { }
public static void UnusedMethod () { }
[Kept]
public static SealedClass Instance () => new SealedClass ();
}
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class AnnotatedClass
{
[Kept]
public AnnotatedClass () { }
[Kept]
public void UsedMethod () { }
[Kept] // Type is not sealed, so the annotation is applied instead
public static void UnusedMethod () { }
[Kept]
public static AnnotatedClass Instance () => new AnnotatedClass ();
}
[Kept]
public static void Test (int param)
{
object instance;
switch (param) {
case 0:
instance = SealedClass.Instance ();
break;
default:
instance = AnnotatedClass.Instance ();
break;
}
instance.GetType ().GetMethod ("UsedMethod");
}
}
[Kept]
class MultipleValuesWithAndWithoutAnnotationsWarns
{
[Kept]
sealed class SealedClass
{
[Kept]
public SealedClass () { }
[Kept]
public void UsedMethod () { }
public static void UnusedMethod () { }
[Kept]
public static SealedClass Instance () => new SealedClass ();
}
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class AnnotatedClass
{
[Kept]
public AnnotatedClass () { }
[Kept]
public void UsedMethod () { }
[Kept] // Type is not sealed, so the annotation is applied instead
public static void UnusedMethod () { }
[Kept]
public static AnnotatedClass Instance () => new AnnotatedClass ();
}
[Kept]
class UnannotatedClass
{
[Kept]
public UnannotatedClass () { }
public void UsedMethod () { }
public static void UnusedMethod () { }
[Kept]
public static UnannotatedClass Instance () => new UnannotatedClass ();
}
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
public static void Test (int param)
{
object instance;
switch (param) {
case 0:
instance = SealedClass.Instance ();
break;
case 1:
instance = AnnotatedClass.Instance ();
break;
default:
instance = UnannotatedClass.Instance ();
break;
}
instance.GetType ().GetMethod ("UsedMethod");
}
}
[Kept]
class SingleDerivedWithAnnotatedParent
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class HierarchyAnnotatedParentClass
{
}
[Kept]
[KeptBaseType (typeof (HierarchyAnnotatedParentClass))]
class HierarchyAnnotatedParentClassChild : HierarchyAnnotatedParentClass
{
[Kept]
public HierarchyAnnotatedParentClassChild () { }
[Kept]
public void UsedMethod () { }
[Kept] // Marked through annotations
public static void UnusedMethod () { }
[Kept]
public static HierarchyAnnotatedParentClassChild Instance () => new HierarchyAnnotatedParentClassChild ();
}
[Kept]
public static void Test ()
{
HierarchyAnnotatedParentClassChild.Instance ().GetType ().GetMethod ("UsedMethod");
}
}
[Kept]
class DerivedWithAnnotationOnDerived
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.None)]
class Base
{
[Kept]
public virtual void Method () { }
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (Base))]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class Derived : Base
{
[Kept]
public override void Method () { }
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (Derived))]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.NonPublicMethods)]
class MostDerived : Derived
{
[Kept]
public override void Method () { }
[Kept]
private void PrivateMethod () { }
}
[Kept]
static MostDerived GetInstance () => new MostDerived ();
[Kept]
public static void Test ()
{
GetInstance ().GetType ().GetMethod ("Method");
}
}
[Kept]
class DerivedWithBaseAndAnnotatedInterface
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
public interface IHierarchyAnnotatedParentInterface
{
}
[Kept]
[KeptInterface (typeof (IHierarchyAnnotatedParentInterface))]
[KeptMember (".ctor()")]
class HierarchyAnnotatedParentInterfaceParent : IHierarchyAnnotatedParentInterface
{
}
[Kept]
[KeptBaseType (typeof (HierarchyAnnotatedParentInterfaceParent))]
[KeptMember (".ctor()")]
class HierarchyAnnotatedParentInterfaceChild : HierarchyAnnotatedParentInterfaceParent
{
[Kept]
public void UsedMethod () { }
[Kept] // Marked through annotations
public static void UnusedMethod () { }
[Kept]
public static HierarchyAnnotatedParentInterfaceChild Instance () => new HierarchyAnnotatedParentInterfaceChild ();
}
[Kept]
public static void Test ()
{
// Reference the interface directly so that it's preserved
var a = typeof (IHierarchyAnnotatedParentInterface);
HierarchyAnnotatedParentInterfaceChild.Instance ().GetType ().GetMethod ("UsedMethod");
}
}
[Kept]
class DeepHierarchy
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class BaseClass
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (BaseClass))]
class DerivedClass1 : BaseClass
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (DerivedClass1))]
class DerivedClass2 : DerivedClass1
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (DerivedClass2))]
class DerivedClass3 : DerivedClass2
{
[Kept]
public void UsedMethod () { }
[Kept]
public void UnusedMethod () { }
}
[Kept]
static DerivedClass1 GetInstance () => new DerivedClass3 ();
[Kept]
public static void Test ()
{
GetInstance ().GetType ().GetMethod ("UsedMethod");
}
}
[Kept]
class DeepInterfaceHierarchy
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
public interface IAnnotatedInterface
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IAnnotatedInterface))]
class BaseImplementingInterface : IAnnotatedInterface
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (BaseImplementingInterface))]
class Derived1 : BaseImplementingInterface
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (Derived1))]
class Derived2 : Derived1
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (Derived2))]
class Derived3 : Derived2
{
[Kept]
public void UsedMethod () { }
[Kept]
public void UnusedMethod () { }
}
[Kept]
static Derived1 GetInstance () => new Derived3 ();
[Kept]
public static void Test ()
{
var a = typeof (IAnnotatedInterface); // Preserve the interface
GetInstance ().GetType ().GetMethod ("UsedMethod");
}
}
[Kept]
class ConstructorAsSource
{
[Kept]
[KeptMember (".ctor()")]
public class Base
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (Base))]
public class Derived : Base
{
// new() doesn't propagate static type
// https://github.com/mono/linker/issues/1952
// [Kept]
public void Method () { }
}
[Kept]
[ExpectedWarning ("IL2075", "GetMethod")]
public static void Test ()
{
new Derived ().GetType ().GetMethod ("Method");
}
}
[Kept]
class InterfaceSeenFirst
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
interface IAnnotatedInterface
{
[Kept]
void InterfaceMethod ();
}
[Kept]
class FirstImplementationClass : IAnnotatedInterface
{
public void InterfaceMethod () { }
[Kept]
public static void Do () { }
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IAnnotatedInterface))]
class ImplementationClass : IAnnotatedInterface
{
[Kept]
void IAnnotatedInterface.InterfaceMethod ()
{
}
}
[Kept]
static ImplementationClass GetInstance () => new ImplementationClass ();
[Kept]
public static void Test ()
{
// This is to force marking of a type which implements the interface in question
FirstImplementationClass.Do ();
// Make sure the interface is kept
var i = typeof (IAnnotatedInterface);
// Now force walk of the annotations for the ImplementationClass
// At this point the interface should already have been processed - which is the point of this test
// that it reuses the already processed info correctly.
GetInstance ().GetType ().GetMethod ("InterfaceMethod");
}
}
[Kept]
class AnnotationsRequestedOnImplementation
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
interface IAnnotatedInterface
{
[Kept] // Kept because it's implemented on the class
void InterfaceMethod ();
// Annotation will not be applied to the interface, since nothing
// asked for it via reflection.
static void DoSomething () { }
void DefaultInterfaceMethod () { }
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IAnnotatedInterface))]
class ImplementationClass : IAnnotatedInterface
{
// Annotation will be applied to the implementation type which the reflection
// asked for
[Kept]
void IAnnotatedInterface.InterfaceMethod ()
{
}
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (ImplementationClass))]
class Derived : ImplementationClass
{
// Annotation will be applied to a derived type as well
[Kept]
public void NewMethod () { }
}
[Kept]
static ImplementationClass GetInstance () => new Derived ();
[Kept]
public static void Test ()
{
// Make sure the interface is kept
var i = typeof (IAnnotatedInterface);
GetInstance ().GetType ().GetMethod ("InterfaceMethod");
}
}
[Kept]
class AnnotationsRequestedOnInterface
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods | DynamicallyAccessedMemberTypes.NonPublicMethods)]
interface IAnnotatedInterface
{
[Kept] // Kept because it's implemented on the class
void InterfaceMethod ();
// Annotation applied to the interface since that's what reflection asked about
[Kept]
static void DoSomething () { }
[Kept]
void DefaultInterfaceMethod () { }
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IAnnotatedInterface))]
class ImplementationClass : IAnnotatedInterface
{
[Kept]
void IAnnotatedInterface.InterfaceMethod ()
{
}
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (ImplementationClass))]
class Derived : ImplementationClass
{
[Kept]
public void NewMethod () { }
}
[Kept]
static IAnnotatedInterface GetInstance () => new Derived ();
[Kept]
public static void Test ()
{
// Make sure the interface is kept
var i = typeof (IAnnotatedInterface);
GetInstance ().GetType ().GetMethod ("InterfaceMethod");
}
}
[Kept]
class AllAnnotationsAreApplied
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
interface IMethodsAnnotatedInterface
{
[Kept]
void InterfaceMethod ();
}
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicProperties)]
interface IPropertiesAnnotatedInterface
{
bool Property { get; }
}
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicEvents)]
interface IEventsAnnotatedInterface
{
[Kept]
[KeptEventAddMethod]
[KeptEventRemoveMethod]
event EventHandler MyEvent;
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IMethodsAnnotatedInterface))]
[KeptInterface (typeof (IEventsAnnotatedInterface))]
class ImplementationClass : IMethodsAnnotatedInterface, IPropertiesAnnotatedInterface, IEventsAnnotatedInterface
{
[Kept]
public bool Property { [Kept] get => false; }
[Kept]
[KeptBackingField]
public int AnotherProperty { [Kept] get; }
[Kept]
[KeptEventAddMethod]
[KeptEventRemoveMethod]
[KeptBackingField]
public event EventHandler MyEvent;
[Kept]
public void InterfaceMethod () { }
[Kept]
public void AnotherMethod () { }
}
[Kept]
[KeptBaseType (typeof (ImplementationClass))]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
class DerivedClassWithCtors : ImplementationClass
{
[Kept]
public DerivedClassWithCtors () { }
[Kept] // Annotation is applied even if reflection didn't ask for it explicitly
public DerivedClassWithCtors (int i) { }
private DerivedClassWithCtors (string s) { }
}
[Kept]
[KeptBaseType (typeof (ImplementationClass))]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.NonPublicMethods)]
[KeptMember (".ctor()")]
class DerivedClassWithPrivateMethods : ImplementationClass
{
[Kept] // Kept due to annotation on the interface
public void PublicMethod () { }
[Kept] // Kept due to annotation on this class
private void PrivateMethod () { }
}
[Kept]
static IMethodsAnnotatedInterface GetMethodsInstance () => new ImplementationClass ();
[Kept]
static IEventsAnnotatedInterface GetEventsInstance () => new ImplementationClass ();
[Kept]
public static void Test ()
{
// Instantiate the derived classes so that they're preserved - this should not do anything with annotations
var withCtors = new DerivedClassWithCtors ();
var withPrivateMethods = new DerivedClassWithPrivateMethods ();
// The reflection is only asking about IMethodsAnnotatedInterface
// and only needs methods, but for now we will apply annotations
// from the entire hierarchy - so even properties should be marked
// Note that the IPropertiesAnnotatedInterface is not actually going to be kept
// but its annotations still apply
GetMethodsInstance ().GetType ().GetMethod ("InterfaceMethod");
// Ask again on a different interface - same type impacted
GetEventsInstance ().GetType ().GetEvent ("MyEvent");
}
}
[Kept]
class SealedWithAnnotation
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class AnnotatedBase
{
}
[Kept]
[KeptBaseType (typeof (AnnotatedBase))]
[KeptMember (".ctor()")]
sealed class SealedDerived : AnnotatedBase
{
// This is preserved because the exact type is used and the method is directly found on it
[Kept]
private void PrivateMethod () { }
// Annotation is not applied, because the reflection can be solved without using it
public void PublicMethod () { }
}
[Kept]
static SealedDerived GetInstance () => new SealedDerived ();
[Kept]
public static void Test ()
{
// Explicitly ask for the private method
GetInstance ().GetType ().GetMethod ("PrivateMethod", System.Reflection.BindingFlags.NonPublic);
}
}
[Kept]
class DiamondShapeWithUnannotatedInterface
{
[Kept]
interface ICommon
{
// Not kept as there's no reference to the interface method
// Only the implementations are marked, but there's no reason to mark the method on the interface
void InterfaceMethod ();
}
[Kept]
[KeptInterface (typeof (ICommon))]
[KeptMember (".ctor()")]
class ImplementsCommonInterface : ICommon
{
[Kept]
public virtual void InterfaceMethod () { }
}
[Kept]
[KeptBaseType (typeof (ImplementsCommonInterface))]
[KeptInterface (typeof (ICommon))]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class DerivedAndImplementsSameInterface : ImplementsCommonInterface, ICommon
{
}
[Kept]
[KeptBaseType (typeof (DerivedAndImplementsSameInterface))]
[KeptMember (".ctor()")]
class MostDerived : DerivedAndImplementsSameInterface
{
[Kept]
public override void InterfaceMethod () { }
}
[Kept]
static DerivedAndImplementsSameInterface GetInstance () => new MostDerived ();
[Kept]
public static void Test ()
{
var i = typeof (ICommon); // Explicitely keep the interface (otherwise linker would remove it as it's not used)
GetInstance ().GetType ().GetMethod ("InterfaceMethod");
}
}
[Kept]
class DiamondShapeWithAnnotatedInterface
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
interface IAnnotatedCommon
{
[Kept] // Due to the annotation
void InterfaceMethod ();
}
[Kept]
[KeptInterface (typeof (IAnnotatedCommon))]
[KeptMember (".ctor()")]
class ImplementsCommonInterface : IAnnotatedCommon
{
[Kept]
public virtual void InterfaceMethod () { }
}
[Kept]
[KeptBaseType (typeof (ImplementsCommonInterface))]
[KeptInterface (typeof (IAnnotatedCommon))]
[KeptMember (".ctor()")]
class DerivedAndImplementsSameInterface : ImplementsCommonInterface, IAnnotatedCommon
{
}
[Kept]
[KeptBaseType (typeof (DerivedAndImplementsSameInterface))]
[KeptMember (".ctor()")]
class MostDerived : DerivedAndImplementsSameInterface
{
[Kept]
public override void InterfaceMethod () { }
}
[Kept]
static IAnnotatedCommon GetInstance () => new MostDerived ();
[Kept]
public static void Test ()
{
GetInstance ().GetType ().GetMethod ("InterfaceMethod");
}
}
[Kept]
class ApplyingAnnotationIntroducesTypesToApplyAnnotationTo
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicNestedTypes)]
class AnnotatedBase
{
}
[Kept]
interface IUnannotatedInterface
{
}
interface IUnusedInterface
{
}
[Kept]
[KeptBaseType (typeof (AnnotatedBase))]
[KeptMember (".ctor()")]
class Derived : AnnotatedBase
{
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (AnnotatedBase))]
public class NestedDerived : AnnotatedBase
{
[Kept]
[KeptBaseType (typeof (NestedDerived))]
[KeptMember (".ctor()")]
public class DeepNestedDerived : NestedDerived
{
[Kept] // Marked due to the annotation
[KeptMember (".ctor()")]
public class DeepNestedChild
{
}
[Kept] // Marked due to the annotation
[KeptMember (".ctor()")]
private class DeepNestedPrivateChild
{
}
}
[Kept] // Marked due to the annotation
[KeptInterface (typeof (IUnannotatedInterface))]
[KeptMember (".ctor()")]
public class NestedChild : IUnannotatedInterface
{
}
}
// Not used - not marked
private class PrivateNested : IUnusedInterface
{
}
}
[Kept]
static AnnotatedBase GetInstance () => new Derived ();
[Kept]
public static void Test ()
{
var t = typeof (IUnannotatedInterface);
GetInstance ().GetType ().GetNestedTypes ();
}
}
[Kept]
class ApplyingAnnotationIntroducesTypesToApplyAnnotationToViaInterfaces
{
[Kept]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicFields)]
interface IAnnotatedInterface
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IAnnotatedInterface))]
class ImplementsInterface : IAnnotatedInterface
{
[Kept]
public FieldTypeAlsoImplementsInterface _publicFieldWithInterface;
UnusedFieldTypeImplementsInterface _privateFieldWithInterface;
}
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (IAnnotatedInterface))]
class FieldTypeAlsoImplementsInterface : IAnnotatedInterface
{
[Kept]
public FieldTypeAlsoImplementsInterface _selfReference;
[Kept]
public NestedFieldType _nestedField;
[Kept]
public class NestedFieldType
{
}
}
class UnusedFieldTypeImplementsInterface : IAnnotatedInterface
{
}
[Kept]
static IAnnotatedInterface GetInstance () => new ImplementsInterface ();
[Kept]
public static void Test ()
{
var t = new FieldTypeAlsoImplementsInterface (); // Instantiate the type so that it gets interfaces
GetInstance ().GetType ().GetFields ();
}
}
[Kept]
class ApplyingAnnotationIntroducesTypesToApplyAnnotationToMultipleAnnotations
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class MethodAnnotatedBase
{
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (MethodAnnotatedBase))]
class DerivedFromMethodsBase : MethodAnnotatedBase
{
[Kept]
public AnotherMethodsDerived PublicMethod () { return null; }
void PrivateMethod () { }
}
[Kept]
[KeptBaseType (typeof (MethodAnnotatedBase))]
class AnotherMethodsDerived : MethodAnnotatedBase
{
[Kept]
public static void PublicStaticMethod (DerivedFromPropertiesBase p) { }
static void PrivateStaticMethod () { }
}
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicProperties)]
class PropertiesAnnotatedBase
{
}
[Kept]
[KeptBaseType (typeof (PropertiesAnnotatedBase))]
class DerivedFromPropertiesBase : PropertiesAnnotatedBase
{
[Kept]
public static AnotherPropertiesDerived PublicProperty { [Kept] get => null; }
private static UnusedType PrivateProperty { get => null; }
}
[Kept]
[KeptBaseType (typeof (PropertiesAnnotatedBase))]
class AnotherPropertiesDerived : PropertiesAnnotatedBase
{
[Kept]
public static UsedType PublicProperty { [Kept] get => null; }
private static UnusedType PrivateProperty { get => null; }
}
[Kept]
class UsedType { }
class UnusedType { }
[Kept]
static MethodAnnotatedBase GetMethodsInstance () => new DerivedFromMethodsBase ();
[Kept]
static PropertiesAnnotatedBase GetPropertiesInstance () => new PropertiesAnnotatedBase ();
[Kept]
public static void Test ()
{
GetMethodsInstance ().GetType ().GetMethods ();
// Note that the DerivedFromPropertiesBase type is not referenced any other way then through
// the PublicStaticMethod parameter which is only kept due to the hierarchy walk of the MethodAnnotatedBase.
// This is to test that hierarchy walking of one annotation type tree will correctly mark/cache things
// for a different annotatin tree.
GetPropertiesInstance ().GetType ().GetProperties ();
}
}
[Kept]
class ApplyingAnnotationIntroducesTypesToApplyAnnotationToEntireType
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.All)]
class AnnotatedBase
{
}
[Kept]
[KeptBaseType (typeof (AnnotatedBase))]
[KeptMember (".ctor()")]
class Derived : AnnotatedBase
{
[Kept]
public void Method () { }
[Kept]
[KeptMember (".ctor()")]
[KeptInterface (typeof (INestedInterface))]
class Nested : INestedInterface
{
[Kept]
public void InterfaceMethod () { }
}
[Kept]
public AnotherAnnotatedType PublicProperty { [Kept] get => null; }
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (AnnotatedBase))]
class NestedAnnotatedType : AnnotatedBase
{
[Kept]
int _field;
}
[Kept]
int _field;
}
[Kept]
interface INestedInterface
{
[Kept]
void InterfaceMethod ();
}
[Kept]
[KeptMember (".ctor()")]
[KeptBaseType (typeof (AnnotatedBase))]
class AnotherAnnotatedType : AnnotatedBase
{
[Kept]
int _field;
}
[Kept]
interface InterfaceImplementedByDerived
{
[Kept]
void Method ();
}
[KeptMember (".ctor()")]
[KeptBaseType (typeof (AnnotatedBase))]
[KeptInterface (typeof (InterfaceImplementedByDerived))]
class DerivedWithInterface : AnnotatedBase, InterfaceImplementedByDerived
{
[Kept]
public void Method () { }
}
[Kept]
static AnnotatedBase GetInstance () => new Derived ();
[Kept]
public static void Test ()
{
Type t = GetInstance ().GetType ();
t.RequiresAll ();
var t2 = typeof (DerivedWithInterface);
}
}
[Kept]
class EnumerationOverInstances
{
[Kept]
[KeptMember (".ctor()")]
[KeptAttributeAttribute (typeof (DynamicallyAccessedMembersAttribute))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicMethods)]
class AnnotatedBase
{
}
[Kept]
[KeptBaseType (typeof (AnnotatedBase))]
[KeptMember (".ctor()")]
class Derived : AnnotatedBase
{
// https://github.com/mono/linker/issues/2027
// [Kept]
public void Method () { }
}
[Kept]
static IEnumerable<AnnotatedBase> GetInstances () => new AnnotatedBase[] { new Derived () };
[Kept]
// https://github.com/mono/linker/issues/2027
[ExpectedWarning ("IL2075", nameof (Type.GetType))]
public static void Test ()
{
foreach (var instance in GetInstances ()) {
instance.GetType ().GetMethod ("Method");
}
}
}
}
}
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