Added a mock requester to test async capabilities

Author: FlorianRappl

AngleSharp.Scripting.JavaScript.Tests/AngleSharp.Scripting.JavaScript.Tests.csproj

@@ -82,6 +82,7 @@
     <Compile Include="GeneratorTests.cs" />
     <Compile Include="InteractionTests.cs" />
     <Compile Include="JqueryTests.cs" />
+    <Compile Include="Mocks\DelayedRequester.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="ScriptEvalTests.cs" />
     <Compile Include="ScriptingTests.cs" />

AngleSharp.Scripting.JavaScript.Tests/Mocks/DelayedRequester.cs

@@ -0,0 +1,74 @@
+namespace AngleSharp.Scripting.JavaScript.Tests.Mocks
+{
+    using AngleSharp.Network;
+    using System;
+    using System.Collections.Generic;
+    using System.IO;
+    using System.Net;
+    using System.Text;
+    using System.Threading;
+    using System.Threading.Tasks;
+
+    sealed class DelayedRequester : IRequester
+    {
+        readonly Int32 _delay;
+        readonly String _message;
+
+        public DelayedRequester(Int32 delay, String message)
+        {
+            _delay = delay;
+            _message = message;
+        }
+
+        public async Task<IResponse> RequestAsync(IRequest request, CancellationToken cancel)
+        {
+            await Task.Delay(_delay, cancel);
+            return new Response(_message, request.Address);
+        }
+
+        public Boolean SupportsProtocol(String protocol)
+        {
+            return true;
+        }
+
+        class Response : IResponse
+        {
+            readonly MemoryStream _content;
+            readonly Dictionary<String, String> _headers;
+            readonly Url _address;
+
+            public Response(String message, Url address)
+            {
+                var buffer = Encoding.UTF8.GetBytes(message);
+                _content = new MemoryStream(buffer);
+                _headers = new Dictionary<String, String>();
+                _address = address;
+            }
+
+            public Url Address
+            {
+                get { return _address; }
+            }
+
+            public Stream Content
+            {
+                get { return _content; }
+            }
+
+            public IDictionary<String, String> Headers
+            {
+                get { return _headers; }
+            }
+
+            public HttpStatusCode StatusCode
+            {
+                get { return HttpStatusCode.OK; }
+            }
+
+            public void Dispose()
+            {
+                _content.Dispose();
+            }
+        }
+    }
+}