Added functional tests for interop

FunctionalTests/FunctionalTests.csproj

@@ -69,6 +69,7 @@
     </Otherwise>
   </Choose>
   <ItemGroup>
+    <Compile Include="FunctionsToDelegateWrapping.cs" />
     <Compile Include="Generated\Embedded.cs">
       <DependentUpon>Embedded.tt</DependentUpon>
       <AutoGen>True</AutoGen>
@@ -85,6 +86,7 @@
       <AutoGen>True</AutoGen>
       <DesignTime>True</DesignTime>
     </Compile>
+    <Compile Include="Interop.cs" />
     <Compile Include="JsFunfuzz.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="UglifyJs.cs" />

FunctionalTests/FunctionsToDelegateWrapping.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using NiL.JS.Core;
+
+namespace FunctionalTests
+{
+    [TestClass]
+    public class FunctionsToDelegateWrapping
+    {
+        [TestMethod]
+        public void TryToAddFunctionIntoListOfDelegates_Marshal()
+        {
+            var context = new Context();
+            var list = new List<Func<string, string>>();
+            context.DefineVariable("list").Assign(JSValue.Marshal(list));
+
+            context.Eval("list.push(x => 'hi ' + x)"); // IList marshaled as NativeList with array-like interface
+
+            Assert.AreEqual("hi Test", list[0]("Test"));
+        }
+
+        [TestMethod]
+        public void TryToAddFunctionIntoListOfDelegates_Wrap()
+        {
+            var context = new Context();
+            var list = new List<Func<string, string>>();
+            context.DefineVariable("list").Assign(JSValue.Wrap(list));
+
+            context.Eval("list.Add(x => 'hi ' + x)");
+
+            Assert.AreEqual("hi Test", list[0]("Test"));
+        }
+    }
+}

FunctionalTests/Interop.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using NiL.JS.BaseLibrary;
+using NiL.JS.Core;
+
+namespace FunctionalTests
+{
+    [TestClass]
+    public class Interop
+    {
+        [TestMethod]
+        public void CreateInstanceOfGenericType()
+        {
+            var context = new Context();
+            context.DefineConstructor(typeof(List<>));
+
+            var result = context.Eval("new (List(Number))()").Value;
+
+            Assert.AreSame(typeof(List<Number>), result.GetType());
+        }
+    }
+}