Improvements for ExtendedDocument initializer

* Tries to send arg= to the Document before setting the attribute

Signed-off-by: Matt Aimonetti <mattaimonetti@gmail.com>

lib/couchrest/more/extended_document.rb

@@ -33,6 +33,11 @@ module CouchRest
     
     def initialize(passed_keys={})
       apply_defaults # defined in CouchRest::Mixins::Properties
+      passed_keys.each do |k,v|
+        if self.respond_to?("#{k}=")
+          self.send("#{k}=", passed_keys.delete(k))
+        end
+      end if passed_keys
       super
       cast_keys      # defined in CouchRest::Mixins::Properties
       unless self['_id'] && self['_rev']

spec/couchrest/more/extended_doc_spec.rb

@@ -53,6 +53,19 @@ describe "ExtendedDocument" do
     property :has_no_default
   end
 
+  class WithGetterAndSetterMethods < CouchRest::ExtendedDocument
+    use_database TEST_SERVER.default_database
+    
+    property :other_arg
+    def arg
+      other_arg
+    end
+
+    def arg=(value)
+      self.other_arg = "foo-#{value}"
+    end
+  end
+  
   before(:each) do
     @obj = WithDefaultValues.new
   end
@@ -506,4 +519,13 @@ describe "ExtendedDocument" do
       
     end
   end
+
+  describe "getter and setter methods" do
+    it "should try to call the arg= method before setting :arg in the hash" do
+      @doc = WithGetterAndSetterMethods.new(:arg => "foo")
+      @doc['arg'].should be_nil
+      @doc[:arg].should be_nil
+      @doc.other_arg.should == "foo-foo"
+    end
+  end
 end