- added dynamic dictionary

src/Castle.Core.Tests/Castle.Core.Tests.csproj

@@ -152,6 +152,7 @@
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\..\lib\net35\adodb.dll</HintPath>
     </Reference>
+    <Reference Include="Microsoft.CSharp" />
     <Reference Include="Rhino.Mocks.CPP.Interfaces">
       <SpecificVersion>False</SpecificVersion>
       <HintPath>..\..\lib\net35\Rhino.Mocks.CPP.Interfaces.dll</HintPath>
@@ -205,6 +206,7 @@
     <Compile Include="Components.DictionaryAdapter.Tests\AdaptingGenericDictionaryTestCase.cs" />
     <Compile Include="Components.DictionaryAdapter.Tests\Address.cs" />
     <Compile Include="Components.DictionaryAdapter.Tests\Color.cs" />
+    <Compile Include="Components.DictionaryAdapter.Tests\DynamicDictionaryTests.cs" />
     <Compile Include="Components.DictionaryAdapter.Tests\IEmptyTest.cs" />
     <Compile Include="Components.DictionaryAdapter.Tests\IBook.cs" />
     <Compile Include="Components.DictionaryAdapter.Tests\MemberwiseEquaityHashCodeStrategyTestCase.cs" />

src/Castle.Core.Tests/Components.DictionaryAdapter.Tests/DynamicDictionaryTests.cs

@@ -0,0 +1,65 @@
+// Copyright 2004-2011 Castle Project - http://www.castleproject.org/
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// 
+//     http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+namespace Castle.Components.DictionaryAdapter.Tests
+{
+	using System.Collections.Generic;
+
+	using NUnit.Framework;
+
+#if !(SILVERLIGHT || DOTNET35)
+	public class DynamicDictionaryTests
+	{
+		[Test]
+		public void Can_add_to_dictionary_via_dynamic_object()
+		{
+			var dictionary = new Dictionary<string, object>();
+			dynamic adapter = new DynamicDictionary(dictionary);
+			adapter.Name = "stefan mucha";
+
+			Assert.AreEqual("stefan mucha", dictionary["Name"]);
+		}
+
+		[Test]
+		public void Can_override_value_from_dictionary_via_dynamic_object()
+		{
+			var dictionary = new Dictionary<string, object>();
+			dynamic adapter = new DynamicDictionary(dictionary);
+			dictionary["Name"] = "adam mickiewicz";
+			adapter.Name = "stefan mucha";
+
+			Assert.AreEqual("stefan mucha", adapter.Name);
+		}
+
+		[Test]
+		public void Can_read_from_dictionary_via_dynamic_object()
+		{
+			var dictionary = new Dictionary<string, object>();
+			dynamic adapter = new DynamicDictionary(dictionary);
+			dictionary["Name"] = "stefan mucha";
+
+			Assert.AreEqual("stefan mucha", adapter.Name);
+		}
+
+		[Test]
+		public void Can_read_non_existing_value_from_dictionary_via_dynamic_object()
+		{
+			var dictionary = new Dictionary<string, object>();
+			dynamic adapter = new DynamicDictionary(dictionary);
+
+			Assert.IsNull(adapter.Name);
+		}
+	}
+#endif
+}

src/Castle.Core/Castle.Core.csproj

@@ -208,6 +208,7 @@
     <Compile Include="Components.DictionaryAdapter\Attributes\RemoveIfAttribute.cs" />
     <Compile Include="Components.DictionaryAdapter\Attributes\XmlDefaultsAttribute.cs" />
     <Compile Include="Components.DictionaryAdapter\Attributes\StringStorageAttribute.cs" />
+    <Compile Include="Components.DictionaryAdapter\DynamicDictionary.cs" />
     <Compile Include="Components.DictionaryAdapter\MemberwiseEqualityHashCodeStrategy.cs" />
     <Compile Include="Components.DictionaryAdapter\DictionaryAdapterBase.Copy.cs" />
     <Compile Include="Components.DictionaryAdapter\IDictionaryCopyStrategy.cs" />

src/Castle.Core/Components.DictionaryAdapter/DynamicDictionary.cs

@@ -0,0 +1,54 @@
+// Copyright 2004-2011 Castle Project - http://www.castleproject.org/
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// 
+//     http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+namespace Castle.Components.DictionaryAdapter
+{
+#if !(SILVERLIGHT || DOTNET35)
+	using System.Collections;
+	using System.Collections.Generic;
+	using System.Dynamic;
+	using System.Linq;
+
+	/// <summary>
+	/// Wraps a <see cref="IDictionary"/> with a dynamic object to expose a bit better looking API.
+	/// The implementation is trivial and assumes keys are <see cref="string"/>s.
+	/// </summary>
+	public class DynamicDictionary : DynamicObject
+	{
+		private readonly IDictionary dictionary;
+
+		public DynamicDictionary(IDictionary dictionary)
+		{
+			this.dictionary = dictionary;
+		}
+
+		public override IEnumerable<string> GetDynamicMemberNames()
+		{
+			return from object key in dictionary.Keys select key.ToString();
+		}
+
+		public override bool TryGetMember(GetMemberBinder binder, out object result)
+		{
+			result = dictionary[binder.Name];
+			return true;
+		}
+
+		public override bool TrySetMember(SetMemberBinder binder, object value)
+		{
+			dictionary[binder.Name] = value;
+			return true;
+		}
+	}
+#endif
+}