[Mono][Test] Make Interpreter Lane Run Interpreter

src/tests/baseservices/mono/runningmonointerpreter/runningmonointerpreter.cs

@@ -0,0 +1,28 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+using System;
+using System.Runtime.CompilerServices;
+
+namespace TestRunningMono
+{
+    class Program
+    {
+        public static int Main(string[] args)
+        {
+             const int Pass = 100, Fail = 1;
+             bool isMono = typeof(object).Assembly.GetType("Mono.RuntimeStructs") != null;
+
+             bool isInterpreter = RuntimeFeature.IsDynamicCodeSupported == true && RuntimeFeature.IsDynamicCodeCompiled == false;
+
+             if(isMono && isInterpreter)
+             {
+                 return Pass;
+             }
+             else
+             {
+                 return Fail;
+             }
+        }
+   }
+}
+

src/tests/baseservices/mono/runningmonointerpreter/runningmonointerpreter.csproj

@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <Optimize>false</Optimize>
+    <CLRTestPriority>0</CLRTestPriority>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="runningmonointerpreter.cs" />
+  </ItemGroup>
+</Project>
+

src/tests/issues.targets

@@ -3147,4 +3147,10 @@
             <Issue>https://github.com/dotnet/runtime/issues/52781</Issue>
         </ExcludeList>
     </ItemGroup>
+
+    <ItemGroup Condition=" '$(RuntimeVariant)' != 'monointerpreter' " >
+        <ExcludeList Include = "$(XunitTestBinBase)/baseservices/baseservices/mono/runningmonointerpreter/**">
+            <Issue>This test tests that we are running the mono interpreter, and so is excluded in all other cases.</Issue>
+        </ExcludeList>
+    </ItemGroup>
 </Project>