Started working on casted models, basic functionalities are now in.

property :casted_attribute, :cast_as => 'WithCastedModelMixin'

A casted attribute now knows about its parent. (#casted_by to retrieve the parent's object)

spec/couchrest/more/casted_model_spec.rb

@@ -0,0 +1,60 @@
+require File.join(File.dirname(__FILE__), '..', '..', 'spec_helper')
+require File.join(FIXTURE_PATH, 'more', 'card')
+
+describe CouchRest::CastedModel do
+  
+  class WithCastedModelMixin < Hash
+    include CouchRest::CastedModel
+    property :name
+  end
+
+  class DummyModel < CouchRest::ExtendedDocument
+    property :casted_attribute, :cast_as => 'WithCastedModelMixin'
+  end
+  
+  describe "A non hash class including CastedModel" do
+    
+    it "should fail raising and include error" do
+      lambda do
+        class NotAHashButWithCastedModelMixin
+          include CouchRest::CastedModel
+          property :name
+        end
+        
+      end.should raise_error
+    end
+
+  end
+  
+  describe "isolated" do
+    before(:each) do
+      @obj = WithCastedModelMixin.new
+    end
+    it "should automatically include the property mixin and define getters and setters" do
+      @obj.name = 'Matt'
+      @obj.name.should == 'Matt' 
+    end
+  end
+  
+  describe "casted as attribute" do
+    
+    before(:each) do
+      @obj = DummyModel.new(:casted_attribute => {:name => 'whatever'})
+      @casted_obj = @obj.casted_attribute
+    end
+    
+    it "should be available from its parent" do
+      @casted_obj.should be_an_instance_of(WithCastedModelMixin)
+    end
+    
+    it "should have the getters defined" do
+      @casted_obj.name.should == 'whatever'
+    end
+    
+    it "should know who casted it" do
+      @casted_obj.casted_by.should == @obj
+    end
+    
+  end
+  
+end