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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.Diagnostics.CodeAnalysis;
using System.Runtime.CompilerServices;
using Mono.Linker.Tests.Cases.Expectations.Assertions;
using Mono.Linker.Tests.Cases.Expectations.Helpers;
namespace Mono.Linker.Tests.Cases.DataFlow
{
// Note: this test's goal is to validate that the product correctly reports unrecognized patterns
// - so the main validation is done by the UnrecognizedReflectionAccessPattern attributes.
[SkipKeptItemsValidation]
public class PropertyDataFlow
{
public static void Main ()
{
var instance = new PropertyDataFlow ();
instance.ReadFromInstanceProperty ();
instance.WriteToInstanceProperty ();
instance.ReadFromStaticProperty ();
instance.WriteToStaticProperty ();
_ = instance.PropertyPublicParameterlessConstructorWithExplicitAccessors;
_ = instance.PropertyPublicConstructorsWithExplicitAccessors;
_ = instance.PropertyNonPublicConstructorsWithExplicitAccessors;
instance.PropertyPublicParameterlessConstructorWithExplicitAccessors = null;
instance.PropertyPublicConstructorsWithExplicitAccessors = null;
instance.PropertyNonPublicConstructorsWithExplicitAccessors = null;
TestAutomaticPropagation ();
}
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
Type PropertyWithPublicConstructor { get; set; }
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
static Type StaticPropertyWithPublicConstructor { get; set; }
[ExpectedWarning ("IL2099", nameof (PropertyWithUnsupportedType))]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicFields)]
static object PropertyWithUnsupportedType { get; set; }
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (RequireNonPublicConstructors), new Type[] { typeof (Type) }, messageCode: "IL2072")]
private void ReadFromInstanceProperty ()
{
RequirePublicParameterlessConstructor (PropertyWithPublicConstructor);
RequirePublicConstructors (PropertyWithPublicConstructor);
RequireNonPublicConstructors (PropertyWithPublicConstructor);
RequireNothing (PropertyWithPublicConstructor);
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (RequireNonPublicConstructors), new Type[] { typeof (Type) }, messageCode: "IL2072")]
private void ReadFromStaticProperty ()
{
RequirePublicParameterlessConstructor (StaticPropertyWithPublicConstructor);
RequirePublicConstructors (StaticPropertyWithPublicConstructor);
RequireNonPublicConstructors (StaticPropertyWithPublicConstructor);
RequireNothing (StaticPropertyWithPublicConstructor);
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (PropertyWithPublicConstructor) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (PropertyWithPublicConstructor) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (PropertyWithPublicConstructor) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
private void WriteToInstanceProperty ()
{
PropertyWithPublicConstructor = GetTypeWithPublicParameterlessConstructor ();
PropertyWithPublicConstructor = GetTypeWithPublicConstructors ();
PropertyWithPublicConstructor = GetTypeWithNonPublicConstructors ();
PropertyWithPublicConstructor = GetUnkownType ();
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (StaticPropertyWithPublicConstructor) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (StaticPropertyWithPublicConstructor) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (StaticPropertyWithPublicConstructor) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
private void WriteToStaticProperty ()
{
StaticPropertyWithPublicConstructor = GetTypeWithPublicParameterlessConstructor ();
StaticPropertyWithPublicConstructor = GetTypeWithPublicConstructors ();
StaticPropertyWithPublicConstructor = GetTypeWithNonPublicConstructors ();
StaticPropertyWithPublicConstructor = GetUnkownType ();
}
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
Type _fieldWithPublicConstructors;
Type PropertyPublicConstructorsWithExplicitAccessors {
[RecognizedReflectionAccessPattern]
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
get {
return _fieldWithPublicConstructors;
}
[RecognizedReflectionAccessPattern]
[param: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
set {
_fieldWithPublicConstructors = value;
}
}
Type PropertyPublicParameterlessConstructorWithExplicitAccessors {
[RecognizedReflectionAccessPattern]
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
get {
return _fieldWithPublicConstructors;
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (_fieldWithPublicConstructors),
messageCode: "IL2069", message: new string[] { "value", nameof (PropertyPublicParameterlessConstructorWithExplicitAccessors) + ".set", nameof (_fieldWithPublicConstructors) })]
[param: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
set {
_fieldWithPublicConstructors = value;
}
}
Type PropertyNonPublicConstructorsWithExplicitAccessors {
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (PropertyNonPublicConstructorsWithExplicitAccessors) + ".get",
new Type[] { }, returnType: typeof (Type), messageCode: "IL2078", message: new string[] {
nameof (_fieldWithPublicConstructors),
nameof (PropertyNonPublicConstructorsWithExplicitAccessors) + ".get"
})]
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.NonPublicConstructors)]
get {
return _fieldWithPublicConstructors;
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (_fieldWithPublicConstructors), messageCode: "IL2069")]
[param: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.NonPublicConstructors)]
set {
_fieldWithPublicConstructors = value;
}
}
static void TestAutomaticPropagation ()
{
var instance = new TestAutomaticPropagationType ();
instance.TestImplicitProperty ();
instance.TestPropertyWithSimpleGetter ();
instance.TestPropertyWhichLooksLikeCompilerGenerated ();
instance.TestInstancePropertyWithStaticField ();
instance.TestPropertyWithDifferentBackingFields ();
instance.TestPropertyWithExistingAttributes ();
instance.TestPropertyWithIndexerWithMatchingAnnotations (null);
instance.TestPropertyWithIndexerWithoutMatchingAnnotations (null);
}
class TestAutomaticPropagationType
{
// Fully implicit property should work
[UnrecognizedReflectionAccessPattern (typeof (TestAutomaticPropagationType), nameof (ImplicitProperty) + ".set", new Type[] { typeof (Type) }, messageCode: "IL2072")]
public void TestImplicitProperty ()
{
RequirePublicConstructors (ImplicitProperty);
ImplicitProperty = GetTypeWithPublicParameterlessConstructor (); // This will warn since the setter requires public .ctors
}
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
static Type ImplicitProperty {
get; set;
}
// Simple getter is not enough - we do detect the field, but we require the field to be compiler generated for this to work
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (RequirePublicConstructors), new Type[] { typeof (Type) }, messageCode: "IL2077")]
// Make sure we don't warn about the field in context of property annotation propagation.
[LogDoesNotContain ("Could not find a unique backing field for property 'System.Type Mono.Linker.Tests.Cases.DataFlow.PropertyDataFlow/TestAutomaticPropagationType::PropertyWithSimpleGetter()'")]
public void TestPropertyWithSimpleGetter ()
{
_ = PropertyWithSimpleGetter;
RequirePublicConstructors (PropertyWithSimpleGetter_Field);
}
static Type PropertyWithSimpleGetter_Field;
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
static Type PropertyWithSimpleGetter {
[UnrecognizedReflectionAccessPattern (typeof (TestAutomaticPropagationType), nameof (PropertyWithSimpleGetter) + ".get", new Type[] { }, returnType: typeof (Type), messageCode: "IL2078")]
get {
return PropertyWithSimpleGetter_Field;
}
}
[RecognizedReflectionAccessPattern]
public void TestPropertyWhichLooksLikeCompilerGenerated ()
{
// If the property was correctly recognized both the property getter and the backing field should get the annotation.
RequirePublicConstructors (PropertyWhichLooksLikeCompilerGenerated);
RequirePublicConstructors (PropertyWhichLooksLikeCompilerGenerated_Field);
}
[CompilerGenerated]
private static Type PropertyWhichLooksLikeCompilerGenerated_Field;
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
static Type PropertyWhichLooksLikeCompilerGenerated {
get {
return PropertyWhichLooksLikeCompilerGenerated_Field;
}
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyDataFlow), nameof (RequirePublicConstructors), new Type[] { typeof (Type) }, messageCode: "IL2077")]
// Make sure we don't warn about the field in context of property annotation propagation.
[LogDoesNotContain ("Could not find a unique backing field for property 'System.Type Mono.Linker.Tests.Cases.DataFlow.PropertyDataFlow/TestAutomaticPropagationType::InstancePropertyWithStaticField()'")]
public void TestInstancePropertyWithStaticField ()
{
InstancePropertyWithStaticField = null;
RequirePublicConstructors (InstancePropertyWithStaticField_Field);
}
[CompilerGenerated]
private static Type InstancePropertyWithStaticField_Field;
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
Type InstancePropertyWithStaticField {
// Nothing to warn about - the "value" is annotated with PublicConstructors and we're assigning
// it to unannotated field - that's a perfectly valid operation.
[RecognizedReflectionAccessPattern]
set {
InstancePropertyWithStaticField_Field = value;
}
}
public void TestPropertyWithDifferentBackingFields ()
{
_ = PropertyWithDifferentBackingFields;
}
[CompilerGenerated]
private Type PropertyWithDifferentBackingFields_GetterField;
[CompilerGenerated]
private Type PropertyWithDifferentBackingFields_SetterField;
[ExpectedWarning ("IL2042",
"System.Type Mono.Linker.Tests.Cases.DataFlow.PropertyDataFlow/TestAutomaticPropagationType::PropertyWithDifferentBackingFields()")]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
Type PropertyWithDifferentBackingFields {
get {
return PropertyWithDifferentBackingFields_GetterField;
}
set {
PropertyWithDifferentBackingFields_SetterField = value;
}
}
public void TestPropertyWithExistingAttributes ()
{
_ = PropertyWithExistingAttributes;
PropertyWithExistingAttributes = null;
}
[ExpectedWarning ("IL2056", "PropertyWithExistingAttributes", "PropertyWithExistingAttributes_Field")]
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
[CompilerGenerated]
Type PropertyWithExistingAttributes_Field;
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
Type PropertyWithExistingAttributes {
[ExpectedWarning ("IL2043", "PropertyWithExistingAttributes", "PropertyWithExistingAttributes.get")]
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
get { return PropertyWithExistingAttributes_Field; }
[ExpectedWarning ("IL2043", "PropertyWithExistingAttributes", "PropertyWithExistingAttributes.set")]
[param: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
set { PropertyWithExistingAttributes_Field = value; }
}
[RecognizedReflectionAccessPattern]
public void TestPropertyWithIndexerWithMatchingAnnotations ([DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)] Type myType)
{
var propclass = new PropertyWithIndexer ();
propclass[1] = myType;
propclass[1].RequiresPublicConstructors ();
}
[UnrecognizedReflectionAccessPattern (typeof (PropertyWithIndexer), "Item.set", new Type[] { typeof (Type) }, messageCode: "IL2067")]
[UnrecognizedReflectionAccessPattern (typeof (DataFlowTypeExtensions), "RequiresNonPublicConstructors", new Type[] { typeof (Type) }, messageCode: "IL2072")]
[LogDoesNotContain ("'Value passed to parameter 'index' of method 'Mono.Linker.Tests.Cases.DataFlow.PropertyDataFlow.TestAutomaticPropagationType.PropertyWithIndexer.Item.set'")]
public void TestPropertyWithIndexerWithoutMatchingAnnotations (Type myType)
{
var propclass = new PropertyWithIndexer ();
propclass[1] = myType;
propclass[1].RequiresNonPublicConstructors ();
}
public class PropertyWithIndexer
{
Type[] Property_Field;
[DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
public Type this[int index] {
[ExpectedWarning ("IL2063", "PropertyWithIndexer.Item.get")]
get => Property_Field[index];
set => Property_Field[index] = value;
}
}
}
private static void RequirePublicParameterlessConstructor (
[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
Type type)
{
}
private static void RequirePublicConstructors (
[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicConstructors)]
Type type)
{
}
private static void RequireNonPublicConstructors (
[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.NonPublicConstructors)]
Type type)
{
}
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicParameterlessConstructor)]
private static Type GetTypeWithPublicParameterlessConstructor ()
{
return null;
}
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.PublicConstructors)]
private static Type GetTypeWithPublicConstructors ()
{
return null;
}
[return: DynamicallyAccessedMembers (DynamicallyAccessedMemberTypes.NonPublicConstructors)]
private static Type GetTypeWithNonPublicConstructors ()
{
return null;
}
private static Type GetUnkownType ()
{
return null;
}
private static void RequireNothing (Type type)
{
}
}
}
|