Update CustomAttributes scope also for assemblies which are copied

only in case any of their dependencies was removed

Follow up fix for #737

1 files changed, 98 insertions, 0 deletions

diff --git a/test/Mono.Linker.Tests.Cases/TypeForwarding/AttributeArgumentForwardedWithCopyAction.cs b/test/Mono.Linker.Tests.Cases/TypeForwarding/AttributeArgumentForwardedWithCopyAction.cs
new file mode 100644
index 000000000..6ee82d650
--- /dev/null
+++ b/test/Mono.Linker.Tests.Cases/TypeForwarding/AttributeArgumentForwardedWithCopyAction.cs
@@ -0,0 +1,98 @@
+using System;
+using Mono.Linker.Tests.Cases.Expectations.Assertions;
+using Mono.Linker.Tests.Cases.Expectations.Metadata;
+using Mono.Linker.Tests.Cases.TypeForwarding.Dependencies;
+
+namespace Mono.Linker.Tests.Cases.TypeForwarding
+{
+	// Actions:
+	// link - Forwarder.dll and Implementation.dll
+	// copy - this (test.dll) assembly
+
+	[SetupLinkerUserAction ("link")]
+	[SetupLinkerAction ("copy", "test")]
+	[KeepTypeForwarderOnlyAssemblies ("false")]
+
+	[SetupCompileBefore ("Forwarder.dll", new[] { "Dependencies/ReferenceImplementationLibrary.cs" }, defines: new[] { "INCLUDE_REFERENCE_IMPL" })]
+
+	// After compiling the test case we then replace the reference impl with implementation + type forwarder
+	[SetupCompileAfter ("Implementation.dll", new[] { "Dependencies/ImplementationLibrary.cs" })]
+	[SetupCompileAfter ("Forwarder.dll", new[] { "Dependencies/ForwarderLibrary.cs" }, references: new[] { "Implementation.dll" })]
+
+	[RemovedAssembly ("Forwarder.dll")]
+	[KeptMemberInAssembly ("Implementation.dll", typeof (ImplementationLibrary))]
+	static class AttributeArgumentForwardedWithCopyAction
+	{
+		static void Main()
+		{
+			Test_1 ();
+		}
+
+		[Kept]
+		[KeptAttributeAttribute (typeof (TestType2Attribute))]
+		[TestType2 (typeof (ImplementationLibrary))]
+		public static void Test_1 ()
+		{
+		}
+
+		[Kept]
+		[KeptAttributeAttribute (typeof (TestType2Attribute))]
+		[TestType2 (typeof (ImplementationLibrary[,][]))]
+		public static void Test_1b ()
+		{
+		}
+
+		[Kept]
+		[KeptAttributeAttribute (typeof (TestType2Attribute))]
+		[TestType2 (typeof (ImplementationLibrary [,] []))]
+		public static void Test_1c ()
+		{
+		}
+
+		[Kept]
+		[KeptAttributeAttribute (typeof (TestType2Attribute))]
+		[TestType2 (TestProperty = new object [] { typeof (ImplementationLibrary) })]
+		public static void Test_2 ()
+		{
+		}
+
+		[Kept]
+		[KeptAttributeAttribute (typeof (TestType2Attribute))]
+		[TestType2 (TestField = typeof (SomeGenericType2<ImplementationLibrary[]>))]
+		public static void Test_3 ()
+		{
+		}
+
+
+		[Kept]
+		[KeptAttributeAttribute (typeof (TestType2Attribute))]
+		[TestType2 (TestField = typeof (SomeGenericType2<>))]
+		public static void Test_3a ()
+		{
+		}
+	}
+
+	[KeptBaseType (typeof (Attribute))]
+	public class TestType2Attribute : Attribute {
+		[Kept]
+		public TestType2Attribute ()
+		{
+		}
+
+		[Kept]
+		public TestType2Attribute (Type arg)
+		{
+		}
+
+		[KeptBackingField]
+		[Kept]
+		public object TestProperty { [Kept] get; [Kept] set; }
+
+		[Kept]
+		public object TestField;
+	}
+
+	[Kept]
+	static class SomeGenericType2<T> {
+	}
+}