Started on the ExtendedDocument class with features moved to mixins.

Properties got added, they define getters, setters and aliases.
They will also be the base of the new validation system.

spec/couchrest/more/property_spec.rb

@@ -0,0 +1,36 @@
+require File.join(File.dirname(__FILE__), '..', '..', 'spec_helper')
+
+# check the following file to see how to use the spec'd features.
+require File.join(FIXTURE_PATH, 'more', 'card')
+
+describe "ExtendedDocument properties" do
+  
+  before(:each) do
+    @card = Card.new(:first_name => "matt")
+  end
+  
+  it "should be accessible from the object" do
+    @card.properties.should be_an_instance_of(Array)
+    @card.properties.map{|p| p.name}.should include("first_name")
+  end
+  
+  it "should let you access a property value (getter)" do
+    @card.first_name.should == "matt"
+  end
+  
+  it "should let you set a property value (setter)" do
+    @card.last_name = "Aimonetti"
+    @card.last_name.should == "Aimonetti"
+  end
+  
+  it "should not let you set a property value if it's read only" do
+    lambda{@card.read_only_value = "test"}.should raise_error
+  end
+  
+  it "should let you use an alias for an attribute" do
+    @card.last_name = "Aimonetti"
+    @card.family_name.should == "Aimonetti"
+    @card.family_name.should == @card.last_name
+  end
+  
+end