* lib/rss, test/rss: backported from trunk. (2005-11-16 - now)

* lib/rss/rss.rb: improved type conversion.
* lib/rss/1.0.rb: ditto.
* lib/rss/0.9.rb: ditto.
* lib/rss/2.0.rb: ditto.
* lib/rss/image.rb: ditto.
* lib/rss/syndication.rb: ditto.

* test/rss/test_2.0.rb: added type conversion tests.
* test/rss/test_accessor.rb: ditto.
* test/rss/test_to_s.rb: ditto.
* test/rss/test_syndication.rb: ditto.
* test/rss/test_setup_maker_2.0.rb: ditto.
* test/rss/test_setup_maker_1.0.rb: ditto.
* test/rss/test_setup_maker_0.9.rb: ditto.
* test/rss/test_maker_sy.rb: ditto.
* test/rss/test_maker_image.rb: ditto.
* test/rss/test_maker_2.0.rb: ditto.
* test/rss/test_maker_0.9.rb: ditto.
* test/rss/test_image.rb: ditto.

* test/rss/test_maker_1.0.rb: use assert instead of assert_equal.

* test/rss/rss-assertions.rb: improved type conversion assertions.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@10298 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

21 files changed, 458 insertions, 217 deletions

diff --git a/ChangeLog b/ChangeLog
index 2a9e02ad10..f0647a2fb6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -76,6 +76,30 @@ Sat Jun 17 09:03:47 2006  Kouhei Sutou  <kou@cozmixng.org>
 	* lib/rss/image.rb: added Image prefix.
 	* lib/rss/maker/image.rb: ditto.
 
+	* lib/rss/rss.rb: improved type conversion.
+	* lib/rss/1.0.rb: ditto.
+	* lib/rss/0.9.rb: ditto.
+	* lib/rss/2.0.rb: ditto.
+	* lib/rss/image.rb: ditto.
+	* lib/rss/syndication.rb: ditto.
+
+	* test/rss/test_2.0.rb: added type conversion tests.
+	* test/rss/test_accessor.rb: ditto.
+	* test/rss/test_to_s.rb: ditto.
+	* test/rss/test_syndication.rb: ditto.
+	* test/rss/test_setup_maker_2.0.rb: ditto.
+	* test/rss/test_setup_maker_1.0.rb: ditto.
+	* test/rss/test_setup_maker_0.9.rb: ditto.
+	* test/rss/test_maker_sy.rb: ditto.
+	* test/rss/test_maker_image.rb: ditto.
+	* test/rss/test_maker_2.0.rb: ditto.
+	* test/rss/test_maker_0.9.rb: ditto.
+	* test/rss/test_image.rb: ditto.
+
+	* test/rss/test_maker_1.0.rb: use assert instead of assert_equal.
+
+	* test/rss/rss-assertions.rb: improved type conversion assertions.
+
 Sat Jun 17 02:01:00 2006  Tanaka Akira  <akr@m17n.org>
 
 	* lib/pp.rb (Kernel#pretty_inspect): defined for pretty printed
diff --git a/lib/rss/0.9.rb b/lib/rss/0.9.rb
index a4b2ba9b8f..f0060cbad5 100644
--- a/lib/rss/0.9.rb
+++ b/lib/rss/0.9.rb
@@ -269,7 +269,7 @@ module RSS
 
           def initialize(content=nil)
             super()
-            @content = content
+            self.content = content
           end
       
         end
@@ -310,18 +310,12 @@ module RSS
         class Hour < Element
           include RSS09
 
-          content_setup
+          content_setup(:integer)
 
           def initialize(content=nil)
             super()
-            @content = content
-          end
-
-          remove_method :content=
-          def content=(value)
-            @content = value.to_i
+            self.content = content
           end
-          
         end
         
       end
@@ -334,20 +328,24 @@ module RSS
           install_text_element(name)
           install_model(name, nil)
         end
-        %w(width height description).each do |name|
-          install_text_element(name)
+        [
+          ["width", :integer],
+          ["height", :integer],
+          ["description"],
+        ].each do |name, type|
+          install_text_element(name, type)
           install_model(name, "?")
         end
 
         def initialize(url=nil, title=nil, link=nil, width=nil, height=nil,
                        description=nil)
           super()
-          @url = url
-          @title = title
-          @link = link
-          @width = width
-          @height = height
-          @description = description
+          self.url = url
+          self.title = title
+          self.link = link
+          self.width = width
+          self.height = height
+          self.description = description
         end
 
         def to_s(need_convert=true, indent=calc_indent)
@@ -386,21 +384,21 @@ module RSS
         
         [
           ["domain", nil, true],
-          ["port", nil, true],
+          ["port", nil, true, :integer],
           ["path", nil, true],
           ["registerProcedure", nil, true],
-          ["protocol", nil ,true],
-        ].each do |name, uri, required|
-          install_get_attribute(name, uri, required)
+          ["protocol", nil, true],
+        ].each do |name, uri, required, type|
+          install_get_attribute(name, uri, required, type)
         end
 
         def initialize(domain=nil, port=nil, path=nil, rp=nil, protocol=nil)
           super()
-          @domain = domain
-          @port = port
-          @path = path
-          @registerProcedure = rp
-          @protocol = protocol
+          self.domain = domain
+          self.port = port
+          self.path = path
+          self.registerProcedure = rp
+          self.protocol = protocol
         end
 
         def to_s(need_convert=true, indent=calc_indent)
@@ -511,8 +509,8 @@ module RSS
 
           def initialize(url=nil, content=nil)
             super()
-            @url = url
-            @content = content
+            self.url = url
+            self.content = content
           end
 
           private
@@ -543,17 +541,17 @@ module RSS
 
           [
             ["url", nil, true],
-            ["length", nil, true],
+            ["length", nil, true, :integer],
             ["type", nil, true],
-          ].each do |name, uri, required|
-            install_get_attribute(name, uri, required)
+          ].each do |name, uri, required, type|
+            install_get_attribute(name, uri, required, type)
           end
 
           def initialize(url=nil, length=nil, type=nil)
             super()
-            @url = url
-            @length = length
-            @type = type
+            self.url = url
+            self.length = length
+            self.type = type
           end
 
           def to_s(need_convert=true, indent=calc_indent)
@@ -596,8 +594,8 @@ module RSS
 
           def initialize(domain=nil, content=nil)
             super()
-            @domain = domain
-            @content = content
+            self.domain = domain
+            self.content = content
           end
 
           private
@@ -631,10 +629,10 @@ module RSS
 
         def initialize(title=nil, description=nil, name=nil, link=nil)
           super()
-          @title = title
-          @description = description
-          @name = name
-          @link = link
+          self.title = title
+          self.description = description
+          self.name = name
+          self.link = link
         end
 
         def to_s(need_convert=true, indent=calc_indent)
diff --git a/lib/rss/1.0.rb b/lib/rss/1.0.rb
index 6603d525d3..36d6f5df87 100644
--- a/lib/rss/1.0.rb
+++ b/lib/rss/1.0.rb
@@ -113,7 +113,7 @@ module RSS
       
       def initialize(resource=nil)
         super()
-        @resource = resource
+        self.resource = resource
       end
 
       def full_name
@@ -293,7 +293,7 @@ module RSS
       
       def initialize(about=nil)
         super()
-        @about = about
+        self.about = about
       end
 
       def to_s(need_convert=true, indent=calc_indent)
@@ -364,7 +364,7 @@ module RSS
       
         def initialize(resource=nil)
           super()
-          @resource = resource
+          self.resource = resource
         end
 
         def to_s(need_convert=true, indent=calc_indent)
@@ -401,7 +401,7 @@ module RSS
       
         def initialize(resource=nil)
           super()
-          @resource = resource
+          self.resource = resource
         end
 
         def to_s(need_convert=true, indent=calc_indent)
@@ -509,7 +509,7 @@ module RSS
 
       def initialize(about=nil)
         super()
-        @about = about
+        self.about = about
       end
 
       def to_s(need_convert=true, indent=calc_indent)
@@ -579,7 +579,7 @@ module RSS
 
       def initialize(about=nil)
         super()
-        @about = about
+        self.about = about
       end
 
       def to_s(need_convert=true, indent=calc_indent)
@@ -654,7 +654,7 @@ module RSS
 
       def initialize(about=nil)
         super()
-        @about = about
+        self.about = about
       end
 
       def to_s(need_convert=true, indent=calc_indent)
diff --git a/lib/rss/2.0.rb b/lib/rss/2.0.rb
index 66474ff76d..1c3c22ee70 100644
--- a/lib/rss/2.0.rb
+++ b/lib/rss/2.0.rb
@@ -6,16 +6,14 @@ module RSS
 
     class Channel
 
-      %w(generator ttl).each do |name|
-        install_text_element(name)
+      [
+        ["generator"],
+        ["ttl", :integer],
+      ].each do |name, type|
+        install_text_element(name, type)
         install_model(name, '?')
       end
 
-      remove_method :ttl=
-      def ttl=(value)
-        @ttl = value.to_i
-      end
-      
       [
         %w(category categories),
       ].each do |name, plural_name|
@@ -126,17 +124,24 @@ EOT
           include RSS09
 
           [
-            ["isPermaLink", nil, false]
-          ].each do |name, uri, required|
-            install_get_attribute(name, uri, required)
+            ["isPermaLink", nil, false, :boolean]
+          ].each do |name, uri, required, type|
+            install_get_attribute(name, uri, required, type)
           end
 
           content_setup
 
           def initialize(isPermaLink=nil, content=nil)
             super()
-            @isPermaLink = isPermaLink
-            @content = content
+            self.isPermaLink = isPermaLink
+            self.content = content
+          end
+
+          alias_method :_PermaLink?, :PermaLink?
+          private :_PermaLink?
+          def PermaLink?
+            perma = _PermaLink?
+            perma or perma.nil?
           end
 
           private
diff --git a/lib/rss/image.rb b/lib/rss/image.rb
index 818edd4f2c..b81b72586f 100644
--- a/lib/rss/image.rb
+++ b/lib/rss/image.rb
@@ -63,14 +63,20 @@ module RSS
 
       %w(width height).each do |tag|
         full_name = "#{IMAGE_PREFIX}_#{tag}"
-        install_text_element(full_name)
+        disp_name = "#{IMAGE_PREFIX}:#{tag}"
+        install_text_element(full_name, :integer, disp_name)
         BaseListener.install_get_text_element(IMAGE_URI, tag, "#{full_name}=")
       end
 
+      alias width= image_width=
+      alias width image_width
+      alias height= image_height=
+      alias height image_height
+
       def initialize(about=nil, resource=nil)
         super()
-        @about = about
-        @resource = resource
+        self.about = about
+        self.resource = resource
       end
 
       def full_name
@@ -87,29 +93,6 @@ module RSS
         rv
       end
 
-      alias _image_width= image_width=
-      def image_width=(new_value)
-        if @do_validate
-          self._image_width = Integer(new_value)
-        else
-          self._image_width = new_value.to_i
-        end
-      end
-
-      alias _image_height= image_height=
-      def image_height=(new_value)
-        if @do_validate
-          self._image_height = Integer(new_value)
-        else
-          self._image_height = new_value.to_i
-        end
-      end
-
-      alias width= image_width=
-      alias width image_width
-      alias height= image_height=
-      alias height image_height
-
       private
       def _tags
         [
@@ -177,13 +160,27 @@ module RSS
         install_get_attribute(name, uri, required)
       end
 
+      AVAILABLE_SIZES = %w(small medium large)
+      alias_method :_size=, :size=
+      private :_size=
+      def size=(new_value)
+        if @do_validate and !new_value.nil?
+          new_value = new_value.strip
+          unless AVAILABLE_SIZES.include?(new_value)
+            attr_name = "#{IMAGE_PREFIX}:size"
+            raise NotAvailableValueError.new(full_name, new_value, attr_name)
+          end
+        end
+        __send__(:_size=, new_value)
+      end
+      
       alias image_size= size=
       alias image_size size
 
       def initialize(about=nil, size=nil)
         super()
-        @about = about
-        @size = size
+        self.about = about
+        self.size = size
       end
 
       def full_name
diff --git a/lib/rss/rss.rb b/lib/rss/rss.rb
index 17e56d5a7d..589478665c 100644
--- a/lib/rss/rss.rb
+++ b/lib/rss/rss.rb
@@ -117,10 +117,13 @@ module RSS
   end
 
   class NotAvailableValueError < InvalidRSSError
-    attr_reader :tag, :value
-    def initialize(tag, value)
-      @tag, @value = tag, value
-      super("value <#{value}> of tag <#{tag}> is not available.")
+    attr_reader :tag, :value, :attribute
+    def initialize(tag, value, attribute=nil)
+      @tag, @value, @attribute = tag, value, attribute
+      message = "value <#{value}> of "
+      message << "attribute <#{attribute}> of " if attribute
+      message << "tag <#{tag}> is not available."
+      super(message)
     end
   end
 
@@ -192,11 +195,11 @@ EOC
       end
     end
 
-    def install_text_element(name)
+    def install_text_element(name, type=nil, disp_name=name)
       self::ELEMENTS << name
       add_need_initialize_variable(name)
 
-      attr_writer name
+      def_corresponded_attr_writer name, type, disp_name
       convert_attr_reader name
       install_element(name) do |n, elem_name|
         <<-EOC
@@ -306,6 +309,68 @@ EOC
 EOC
     end
 
+    def integer_writer(name, disp_name=name)
+      module_eval(<<-EOC, *get_file_and_line_from_caller(2))
+      def #{name}=(new_value)
+        if new_value.nil?
+          @#{name} = new_value
+        else
+          if @do_validate
+            begin
+              @#{name} = Integer(new_value)
+            rescue ArgumentError
+              raise NotAvailableValueError.new('#{disp_name}', new_value)
+            end
+          else
+            @#{name} = new_value.to_i
+          end
+        end
+      end
+EOC
+    end
+
+    def positive_integer_writer(name, disp_name=name)
+      module_eval(<<-EOC, *get_file_and_line_from_caller(2))
+      def #{name}=(new_value)
+        if new_value.nil?
+          @#{name} = new_value
+        else
+          if @do_validate
+            begin
+              tmp = Integer(new_value)
+              raise ArgumentError if tmp <= 0
+              @#{name} = tmp
+            rescue ArgumentError
+              raise NotAvailableValueError.new('#{disp_name}', new_value)
+            end
+          else
+            @#{name} = new_value.to_i
+          end
+        end
+      end
+EOC
+    end
+
+    def boolean_writer(name, disp_name=name)
+      module_eval(<<-EOC, *get_file_and_line_from_caller(2))
+      def #{name}=(new_value)
+        if new_value.nil?
+          @#{name} = new_value
+        else
+          if @do_validate and
+              ![true, false, "true", "false"].include?(new_value)
+            raise NotAvailableValueError.new('#{disp_name}', new_value)
+          end
+          if [true, false].include?(new_value)
+            @#{name} = new_value
+          else
+            @#{name} = new_value == "true"
+          end
+        end
+      end
+EOC
+    end
+
     def def_children_accessor(accessor_name, plural_name)
       module_eval(<<-EOC, *get_file_and_line_from_caller(2))
       def #{plural_name}
@@ -437,14 +502,31 @@ EOC
           end
         end
 
-        def self.install_get_attribute(name, uri, required=true)
-          attr_writer name
+        def self.install_get_attribute(name, uri, required=true,
+                                       type=nil, disp_name=name)
+          def_corresponded_attr_writer name, type, disp_name
           convert_attr_reader name
+          if type == :boolean and /^is/ =~ name
+            alias_method "\#{$POSTMATCH}?", name
+          end
           GET_ATTRIBUTES << [name, uri, required]
         end
 
-        def self.content_setup
-          attr_writer :content
+        def self.def_corresponded_attr_writer(name, type=nil, disp_name=name)
+          case type
+          when :integer
+            integer_writer name, disp_name
+          when :positive_integer
+            positive_integer_writer name, disp_name
+          when :boolean
+            boolean_writer name, disp_name
+          else
+            attr_writer name
+          end
+        end
+
+        def self.content_setup(type=nil)
+          def_corresponded_attr_writer "content", type
           convert_attr_reader :content
           def_content_only_to_s
           @have_content = true
diff --git a/lib/rss/syndication.rb b/lib/rss/syndication.rb
index 56976085a1..8791ec24fc 100644
--- a/lib/rss/syndication.rb
+++ b/lib/rss/syndication.rb
@@ -17,8 +17,12 @@ module RSS
       super
       
       klass.module_eval(<<-EOC, *get_file_and_line_from_caller(1))
-        %w(updatePeriod updateFrequency).each do |name|
-          install_text_element("\#{SY_PREFIX}_\#{name}")
+        [
+          ["updatePeriod"],
+          ["updateFrequency", :positive_integer]
+        ].each do |name, type|
+          install_text_element("\#{SY_PREFIX}_\#{name}", type,
+                               "\#{SY_PREFIX}:\#{name}")
         end
 
         %w(updateBase).each do |name|
@@ -31,12 +35,6 @@ module RSS
           validate_sy_updatePeriod(new_value) if @do_validate
           self._sy_updatePeriod = new_value
         end
-
-        alias_method(:_sy_updateFrequency=, :sy_updateFrequency=)
-        def sy_updateFrequency=(new_value)
-          validate_sy_updateFrequency(new_value) if @do_validate
-          self._sy_updateFrequency = new_value.to_i
-        end
       EOC
     end
 
@@ -61,15 +59,6 @@ module RSS
         raise NotAvailableValueError.new("updatePeriod", value)
       end
     end
-
-    SY_UPDATEFREQUENCY_AVAILABLE_RE = /\A\s*\+?\d+\s*\z/
-    def validate_sy_updateFrequency(value)
-      value = value.to_s.strip
-      if SY_UPDATEFREQUENCY_AVAILABLE_RE !~ value
-        raise NotAvailableValueError.new("updateFrequency", value)
-      end
-    end
-
   end
 
   class RDF
diff --git a/test/rss/rss-assertions.rb b/test/rss/rss-assertions.rb
index cb757a9ae4..f90eb7f3f2 100644
--- a/test/rss/rss-assertions.rb
+++ b/test/rss/rss-assertions.rb
@@ -83,7 +83,7 @@ module RSS
       end
     end
     
-    def assert_not_available_value(tag, value)
+    def assert_not_available_value(tag, value, attribute=nil)
       _wrap_assertion do
         begin
           yield
@@ -91,6 +91,7 @@ module RSS
         rescue ::RSS::NotAvailableValueError => e
           assert_equal(tag, e.tag)
           assert_equal(value, e.value)
+          assert_equal(attribute, e.attribute)
         end
       end
     end
@@ -256,14 +257,16 @@ module RSS
       _wrap_assertion do
         hours = skipHours.hours
         contents.each_with_index do |content, i|
-          assert_equal(content, hours[i].content)
+          assert_equal(content.to_i, hours[i].content)
         end
       end
     end
     
     def assert_image09(attrs, image)
       _wrap_assertion do
-        names = %w(url link title description width height)
+        names = %w(url link title description)
+        names << ["width", :integer]
+        names << ["height", :integer]
         assert_attributes(attrs, names, image)
       end
     end
@@ -291,7 +294,8 @@ module RSS
         
         names = %w(title link description language copyright
                    managingEditor webMaster pubDate
-                   lastBuildDate generator docs ttl rating)
+                   lastBuildDate generator docs rating)
+        names << ["ttl", :integer]
         assert_attributes(attrs, names, channel)
 
         %w(cloud categories skipHours skipDays).each do |name|
@@ -314,7 +318,8 @@ module RSS
     
     def assert_channel20_cloud(attrs, cloud)
       _wrap_assertion do
-        names = %w(domain port path registerProcedure protocol)
+        names = %w(domain path registerProcedure protocol)
+        names << ["port", :integer]
         assert_attributes(attrs, names, cloud)
       end
     end
@@ -330,7 +335,9 @@ module RSS
     
     def assert_image20(attrs, image)
       _wrap_assertion do
-        names = %w(url link title description width height)
+        names = %w(url link title description)
+        names << ["width", :integer]
+        names << ["height", :integer]
         assert_attributes(attrs, names, image)
       end
     end
@@ -362,7 +369,7 @@ module RSS
     
     def assert_items20_enclosure(attrs, enclosure)
       _wrap_assertion do
-        names = %w(url length type)
+        names = ["url", ["length", :integer], "type"]
         assert_attributes(attrs, names, enclosure)
       end
     end
@@ -375,7 +382,8 @@ module RSS
     
     def assert_items20_guid(attrs, guid)
       _wrap_assertion do
-        assert_attributes(attrs, %w(isPermaLink content), guid)
+        names = [["isPermaLink", :boolean], ["content"]]
+        assert_attributes(attrs, names, guid)
       end
     end
 
@@ -408,7 +416,9 @@ module RSS
     def assert_syndication(elems, target)
       _wrap_assertion do
         elems.each do |name, value|
-          assert_equal(value, target.__send__("sy_#{name}"))
+          meth = "sy_#{name}"
+          value = value.to_i if meth == "sy_updateFrequency"
+          assert_equal(value, target.__send__(meth ))
         end
       end
     end
@@ -458,13 +468,25 @@ module RSS
     def assert_attributes(attrs, names, target)
       _wrap_assertion do
         n_attrs = normalized_attrs(attrs)
-        names.each do |name|
+        names.each do |info|
+          if info.is_a?(String)
+            name = info
+            type = nil
+          else
+            name, type = info
+          end
           value = n_attrs[name]
           if value.is_a?(Time)
             actual = target.__send__(name)
             assert_instance_of(Time, actual)
             assert_equal(value.to_i, actual.to_i)
           elsif value
+            case type
+            when :integer
+              value = value.to_i
+            when :boolean
+              value = value == "true" if value.is_a?(String)
+            end
             assert_equal(value, target.__send__(name))
           end
         end
diff --git a/test/rss/test_2.0.rb b/test/rss/test_2.0.rb
index 238d3efaa9..5e2e6bd851 100644
--- a/test/rss/test_2.0.rb
+++ b/test/rss/test_2.0.rb
@@ -75,9 +75,9 @@ module RSS
       generator = "MightyInHouse Content System v2.3"
       docs = "http://blogs.law.harvard.edu/tech/rss"
 
-      ttl = 60
+      ttl = "60"
 
-      rating = 6
+      rating = '(PICS-1.1 "http://www.rsac.org/ratingsv01.html" l gen true comment "RSACi North America Server" for "http://www.rsac.org" on "1996.04.16T08:15-0500" r (n 0 s 0 v 0 l 0))'
 
       channel = Rss::Channel.new
       
@@ -85,7 +85,9 @@ module RSS
                  managingEditor webMaster pubDate lastBuildDate
                  generator docs ttl rating)
       elems.each do |x|
-        channel.__send__("#{x}=", instance_eval(x))
+        value = instance_eval(x)
+        value = value.rfc822 if %w(pubDate lastBuildDate).include?(x)
+        channel.__send__("#{x}=", value)
       end
       categories.each do |cat|
         channel.categories << Rss::Channel::Category.new(cat[:domain],
@@ -103,7 +105,8 @@ module RSS
         case x
         when "pubDate", "lastBuildDate"
           assert_equal(expected, Time.parse(elem.text))
-        when "ttl", "rating"
+        when "ttl"
+          expected = channel.__send__(x)
           assert_equal(expected, elem.text.to_i)
         else
           assert_equal(expected, elem.text)
@@ -124,7 +127,7 @@ module RSS
     def test_channel_cloud
       cloud_params = {
         :domain => "rpc.sys.com",
-        :port => 80,
+        :port => "80",
         :path => "/RPC2",
         :registerProcedure => "myCloud.rssPleaseNotify",
         :protocol => "xml-rpc",
@@ -134,7 +137,8 @@ module RSS
                                       cloud_params[:path],
                                       cloud_params[:registerProcedure],
                                       cloud_params[:protocol])
-                                      
+      cloud_params[:port] = cloud.port
+      
       doc = REXML::Document.new(cloud.to_s)
       cloud_elem = doc.root
       
@@ -151,8 +155,8 @@ module RSS
         :url => "http://hoge.com/hoge.png",
         :title => "fugafuga",
         :link => "http://hoge.com",
-        :width => 144,
-        :height => 400,
+        :width => "144",
+        :height => "400",
         :description => "an image",
       }
       image = Rss::Channel::Image.new(image_params[:url],
@@ -166,6 +170,7 @@ module RSS
       image_elem = doc.root
       
       image_params.each do |name, value|
+        value = image.__send__(name)
         actual = image_elem.elements[name.to_s].text
         actual = actual.to_i if [:width, :height].include?(name)
         assert_equal(value, actual)
@@ -213,8 +218,8 @@ module RSS
     
     def test_channel_skip_hours
       skipHours_values = [
-        0,
-        13,
+        "0",
+        "13",
       ]
       skipHours = Rss::Channel::SkipHours.new
       skipHours_values.each do |value|
@@ -225,7 +230,8 @@ module RSS
       hours_elem = doc.root
       
       skipHours_values.each_with_index do |value, i|
-        assert_equal(value, hours_elem.elements[i + 1].text.to_i)
+        expected = skipHours.hours[i].content
+        assert_equal(expected, hours_elem.elements[i + 1].text.to_i)
       end
     end
 
@@ -252,7 +258,9 @@ module RSS
       
       elems = %w(title link description author comments pubDate)
       elems.each do |x|
-        item.__send__("#{x}=", instance_eval(x))
+        value = instance_eval(x)
+        value = value.rfc822 if x == "pubDate"
+        item.__send__("#{x}=", value)
       end
       categories.each do |cat|
         item.categories << Rss::Channel::Category.new(cat[:domain],
@@ -290,23 +298,21 @@ module RSS
     def test_item_enclosure
       enclosure_params = {
         :url => "http://www.scripting.com/mp3s/weatherReportSuite.mp3",
-        :length => 12216320,
+        :length => "12216320",
         :type => "audio/mpeg",
       }
 
       enclosure = Rss::Channel::Item::Enclosure.new(enclosure_params[:url],
                                                     enclosure_params[:length],
                                                     enclosure_params[:type])
-
+      enclosure_params[:length] = enclosure.length
+      
       doc = REXML::Document.new(enclosure.to_s)
       enclosure_elem = doc.root
 
       actual = {}
       enclosure_elem.attributes.each do |name, value|
-        if name == "length"
-          enclosure_params[name.to_sym] = value.to_i
-          value = value.to_i
-        end
+        value = value.to_i if name == "length"
         actual[name.to_sym] = value
       end
       assert_equal(enclosure_params, actual)
@@ -326,13 +332,22 @@ module RSS
       test_params.each do |guid_params|
         guid = Rss::Channel::Item::Guid.new(guid_params[:isPermaLink],
                                             guid_params[:content])
-
+        if guid_params.has_key?(:isPermaLink)
+          guid_params[:isPermaLink] = guid.isPermaLink
+        end
+        if guid.isPermaLink.nil?
+          assert_equal(true, guid.PermaLink?)
+        else
+          assert_equal(guid.isPermaLink, guid.PermaLink?)
+        end
+        
         doc = REXML::Document.new(guid.to_s)
         guid_elem = doc.root
       
         actual = {}
         actual[:content] = guid_elem.text if guid_elem.text
         guid_elem.attributes.each do |name, value|
+          value = value == "true" if name == "isPermaLink"
           actual[name.to_sym] = value
         end
         assert_equal(guid_params, actual)
diff --git a/test/rss/test_accessor.rb b/test/rss/test_accessor.rb
index 5281a81c2c..ceb31fc9c2 100644
--- a/test/rss/test_accessor.rb
+++ b/test/rss/test_accessor.rb
@@ -2,13 +2,13 @@ require "rss-testcase"
 
 require "rss/1.0"
 require "rss/2.0"
+require "rss/syndication"
+require "rss/image"
 
 module RSS
   class TestAccessor < TestCase
-    
     def test_date
       channel = Rss::Channel.new
-      channel.do_validate = false
       channel.pubDate = nil
       assert_nil(channel.pubDate)
       
@@ -16,9 +16,88 @@ module RSS
       channel.pubDate = time
       assert_equal(time, channel.pubDate)
       
+      time = Time.parse(Time.now.rfc822)
+      channel.pubDate = time.rfc822
+      assert_equal(time, channel.pubDate)
+
+      time = Time.parse(Time.now.iso8601)
+      value = time.iso8601
+      assert_not_available_value("pubDate", value) do
+        channel.pubDate = value
+      end
+      
+      channel.do_validate = false
+      time = Time.parse(Time.now.iso8601)
+      value = time.iso8601
+      channel.pubDate = value
+      assert_equal(time, channel.pubDate)
+      
       channel.pubDate = nil
       assert_nil(channel.pubDate)
     end
     
+    def test_integer
+      image_item = RDF::Item::ImageItem.new
+
+      image_item.width = nil
+      assert_nil(image_item.width)
+      
+      width = 10
+      image_item.width = width
+      assert_equal(width, image_item.width)
+      
+      width = 10.0
+      image_item.width = width
+      assert_equal(width, image_item.width)
+      
+      width = "10"
+      image_item.width = width
+      assert_equal(width.to_i, image_item.width)
+      
+      width = "10.0"
+      assert_not_available_value("image:width", width) do
+        image_item.width = width
+      end
+
+      image_item.do_validate = false
+      width = "10.0"
+      image_item.width = width
+      assert_equal(width.to_i, image_item.width)
+      
+      image_item.width = nil
+      assert_nil(image_item.width)
+    end
+    
+    def test_positive_integer
+      channel = RDF::Channel.new
+
+      channel.sy_updateFrequency = nil
+      assert_nil(channel.sy_updateFrequency)
+      
+      freq = 10
+      channel.sy_updateFrequency = freq
+      assert_equal(freq, channel.sy_updateFrequency)
+      
+      freq = 10.0
+      channel.sy_updateFrequency = freq
+      assert_equal(freq, channel.sy_updateFrequency)
+      
+      freq = "10"
+      channel.sy_updateFrequency = freq
+      assert_equal(freq.to_i, channel.sy_updateFrequency)
+      
+      freq = "10.0"
+      assert_not_available_value("sy:updateFrequency", freq) do
+        channel.sy_updateFrequency = freq
+      end
+
+      channel.do_validate = false
+      freq = "10.0"
+      channel.sy_updateFrequency = freq
+      assert_equal(freq.to_i, channel.sy_updateFrequency)
+      
+      channel.sy_updateFrequency = nil
+      assert_nil(channel.sy_updateFrequency)
+    end
   end
 end
diff --git a/test/rss/test_image.rb b/test/rss/test_image.rb
index e268205004..0fb9fce276 100644
--- a/test/rss/test_image.rb
+++ b/test/rss/test_image.rb
@@ -26,8 +26,8 @@ module RSS
           },
           {
             "dc:title" => "Example Image",
-            "#{@prefix}:width" => 100,
-            "#{@prefix}:height" => 65,
+            "#{@prefix}:width" => "100",
+            "#{@prefix}:height" => "65",
           },
         ],
         [
@@ -36,8 +36,8 @@ module RSS
           },
           {
             "dc:title" => "Culture",
-            "#{@prefix}:width" => 80,
-            "#{@prefix}:height" => 50,
+            "#{@prefix}:width" => "80",
+            "#{@prefix}:height" => "50",
           },
         ]
       ]
@@ -93,6 +93,23 @@ EOR
         assert_equal(@favicon_attrs[full_name], favicon.__send__(name))
       end
 
+      %w(small medium large).each do |value|
+        assert_nothing_raised do
+          favicon.size = value
+          favicon.image_size = value
+        end
+      end
+
+      %w(aaa AAA SMALL MEDIUM LARGE).each do |value|
+        args = ["#{@prefix}:favicon", value, "#{@prefix}:size"]
+        assert_not_available_value(*args) do
+          favicon.size = value
+        end
+        assert_not_available_value(*args) do
+          favicon.image_size = value
+        end
+      end
+
       [
         %w(dc_title dc:title sample-favicon),
       ].each do |name, full_name, new_value|
@@ -120,10 +137,19 @@ EOR
         end
         
         [
-          ["width", "image:width", 111],
-          ["image_width", "image:width", 44],
-          ["height", "image:height", 222],
-          ["image_height", "image:height", 88],
+          ["width", "image:width", "111"],
+          ["image_width", "image:width", "44"],
+          ["height", "image:height", "222"],
+          ["image_height", "image:height", "88"],
+        ].each do |name, full_name, new_value|
+          assert_equal(contents[full_name].to_i, image_item.__send__(name))
+          image_item.__send__("#{name}=", new_value)
+          assert_equal(new_value.to_i, image_item.__send__(name))
+          image_item.__send__("#{name}=", contents[full_name])
+          assert_equal(contents[full_name].to_i, image_item.__send__(name))
+        end
+
+        [
           ["dc_title", "dc:title", "sample-image"],
         ].each do |name, full_name, new_value|
           assert_equal(contents[full_name], image_item.__send__(name))
diff --git a/test/rss/test_maker_0.9.rb b/test/rss/test_maker_0.9.rb
index 8fdd5f2d68..d8556887e1 100644
--- a/test/rss/test_maker_0.9.rb
+++ b/test/rss/test_maker_0.9.rb
@@ -55,15 +55,15 @@ module RSS
       copyright = "foo"
       managingEditor = "bar"
       webMaster = "web master"
-      rating = "6"
+      rating = '(PICS-1.1 "http://www.rsac.org/ratingsv01.html" l gen true comment "RSACi North America Server" for "http://www.rsac.org" on "1996.04.16T08:15-0500" r (n 0 s 0 v 0 l 0))'
       docs = "http://foo.com/doc"
       skipDays = [
         "Sunday",
         "Monday",
       ]
       skipHours = [
-        0,
-        13,
+        "0",
+        "13",
       ]
       pubDate = Time.now
       lastBuildDate = Time.now
@@ -109,7 +109,7 @@ module RSS
         assert_equal(day, channel.skipDays.days[i].content)
       end
       skipHours.each_with_index do |hour, i|
-        assert_equal(hour, channel.skipHours.hours[i].content)
+        assert_equal(hour.to_i, channel.skipHours.hours[i].content)
       end
       
       assert(channel.items.empty?)
@@ -165,8 +165,8 @@ module RSS
       title = "fugafuga"
       link = "http://hoge.com"
       url = "http://hoge.com/hoge.png"
-      width = 144
-      height = 400
+      width = "144"
+      height = "400"
       description = "an image"
 
       rss = RSS::Maker.make("0.91") do |maker|
@@ -183,8 +183,8 @@ module RSS
       assert_equal(title, image.title)
       assert_equal(link, image.link)
       assert_equal(url, image.url)
-      assert_equal(width, image.width)
-      assert_equal(height, image.height)
+      assert_equal(width.to_i, image.width)
+      assert_equal(height.to_i, image.height)
       assert_equal(description, image.description)
 
       assert_not_set_error("maker.channel", %w(description title language)) do
@@ -205,8 +205,8 @@ module RSS
       title = "fugafuga"
       link = "http://hoge.com"
       url = "http://hoge.com/hoge.png"
-      width = 144
-      height = 400
+      width = "144"
+      height = "400"
       description = "an image"
 
       rss = RSS::Maker.make("0.91") do |maker|
diff --git a/test/rss/test_maker_1.0.rb b/test/rss/test_maker_1.0.rb
index dca50f7e69..9d90f3bedd 100644
--- a/test/rss/test_maker_1.0.rb
+++ b/test/rss/test_maker_1.0.rb
@@ -55,7 +55,7 @@ module RSS
       assert_equal(title, channel.title)
       assert_equal(link, channel.link)
       assert_equal(description, channel.description)
-      assert_equal(true, channel.items.Seq.lis.empty?)
+      assert(channel.items.Seq.lis.empty?)
       assert_nil(channel.image)
       assert_nil(channel.textinput)
 
diff --git a/test/rss/test_maker_2.0.rb b/test/rss/test_maker_2.0.rb
index b4d402a83e..2c581f75ea 100644
--- a/test/rss/test_maker_2.0.rb
+++ b/test/rss/test_maker_2.0.rb
@@ -49,15 +49,15 @@ module RSS
       copyright = "foo"
       managingEditor = "bar"
       webMaster = "web master"
-      rating = "6"
+      rating = '(PICS-1.1 "http://www.rsac.org/ratingsv01.html" l gen true comment "RSACi North America Server" for "http://www.rsac.org" on "1996.04.16T08:15-0500" r (n 0 s 0 v 0 l 0))'
       docs = "http://foo.com/doc"
       skipDays = [
         "Sunday",
         "Monday",
       ]
       skipHours = [
-        0,
-        13,
+        "0",
+        "13",
       ]
       pubDate = Time.now
       lastBuildDate = Time.now
@@ -66,7 +66,7 @@ module RSS
         "misc",
       ]
       generator = "RSS Maker"
-      ttl = 60
+      ttl = "60"
       
       rss = RSS::Maker.make("2.0") do |maker|
         maker.channel.title = title
@@ -117,7 +117,7 @@ module RSS
         assert_equal(day, channel.skipDays.days[i].content)
       end
       skipHours.each_with_index do |hour, i|
-        assert_equal(hour, channel.skipHours.hours[i].content)
+        assert_equal(hour.to_i, channel.skipHours.hours[i].content)
       end
       
       channel.categories.each_with_index do |category, i|
@@ -125,7 +125,7 @@ module RSS
       end
       
       assert_equal(generator, channel.generator)
-      assert_equal(ttl, channel.ttl)
+      assert_equal(ttl.to_i, channel.ttl)
 
       assert(channel.items.empty?)
       assert_nil(channel.image)
@@ -193,7 +193,7 @@ module RSS
       end
       cloud = rss.channel.cloud
       assert_equal(domain, cloud.domain)
-      assert_equal(port, cloud.port)
+      assert_equal(port.to_i, cloud.port)
       assert_equal(path, cloud.path)
       assert_equal(registerProcedure, cloud.registerProcedure)
       assert_equal(protocol, cloud.protocol)
@@ -267,8 +267,8 @@ module RSS
       title = "fugafuga"
       link = "http://hoge.com"
       url = "http://hoge.com/hoge.png"
-      width = 144
-      height = 400
+      width = "144"
+      height = "400"
       description = "an image"
 
       rss = RSS::Maker.make("2.0") do |maker|
@@ -285,8 +285,8 @@ module RSS
       assert_equal(title, image.title)
       assert_equal(link, image.link)
       assert_equal(url, image.url)
-      assert_equal(width, image.width)
-      assert_equal(height, image.height)
+      assert_equal(width.to_i, image.width)
+      assert_equal(height.to_i, image.height)
       assert_equal(description, image.description)
 
       assert_not_set_error("maker.channel", %w(title description)) do
@@ -307,8 +307,8 @@ module RSS
       title = "fugafuga"
       link = "http://hoge.com"
       url = "http://hoge.com/hoge.png"
-      width = 144
-      height = 400
+      width = "144"
+      height = "400"
       description = "an image"
 
       rss = RSS::Maker.make("2.0") do |maker|
@@ -418,7 +418,7 @@ module RSS
     end
 
     def test_guid
-      isPermaLink = true
+      isPermaLink = "true"
       content = "http://inessential.com/2002/09/01.php#a2"
       
       rss = RSS::Maker.make("2.0") do |maker|
@@ -430,7 +430,7 @@ module RSS
         guid.content = content
       end
       guid = rss.channel.items.last.guid
-      assert_equal(isPermaLink, guid.isPermaLink)
+      assert_equal(isPermaLink == "true", guid.isPermaLink)
       assert_equal(content, guid.content)
     end
 
@@ -463,7 +463,7 @@ module RSS
       end
       enclosure = rss.channel.items.last.enclosure
       assert_equal(url, enclosure.url)
-      assert_equal(length, enclosure.length)
+      assert_equal(length.to_i, enclosure.length)
       assert_equal(type, enclosure.type)
     end
 
diff --git a/test/rss/test_maker_image.rb b/test/rss/test_maker_image.rb
index 1c161b2593..1fc8076c46 100644
--- a/test/rss/test_maker_image.rb
+++ b/test/rss/test_maker_image.rb
@@ -17,8 +17,8 @@ module RSS
         "about" => "http://www.example.org/item.png",
         "resource" => "http://www.example.org/item",
         "dc_title" => "Example Image",
-        "image_width" => 100,
-        "image_height" => 65,
+        "image_width" => "100",
+        "image_height" => "65",
       }
     end
 
@@ -53,8 +53,8 @@ module RSS
         item = target.items.last.image_item
         assert_equal(@item_infos["about"], item.about)
         assert_equal(@item_infos["resource"], item.resource)
-        assert_equal(@item_infos["image_width"], item.image_width)
-        assert_equal(@item_infos["image_height"], item.image_height)
+        assert_equal(@item_infos["image_width"].to_i, item.image_width)
+        assert_equal(@item_infos["image_height"].to_i, item.image_height)
         assert_equal(@item_infos["dc_title"], item.dc_title)
       end
     end
diff --git a/test/rss/test_maker_sy.rb b/test/rss/test_maker_sy.rb
index 58e95d917a..fd6df9a0eb 100644
--- a/test/rss/test_maker_sy.rb
+++ b/test/rss/test_maker_sy.rb
@@ -15,7 +15,7 @@ module RSS
       
       @elements = {
         :updatePeriod => "hourly",
-        :updateFrequency => 2,
+        :updateFrequency => "2",
         :updateBase => t,
       }
     end
diff --git a/test/rss/test_setup_maker_0.9.rb b/test/rss/test_setup_maker_0.9.rb
index 217ea8bf63..086065c2bc 100644
--- a/test/rss/test_setup_maker_0.9.rb
+++ b/test/rss/test_setup_maker_0.9.rb
@@ -13,15 +13,15 @@ module RSS
       copyright = "foo"
       managingEditor = "bar"
       webMaster = "web master"
-      rating = "6"
+      rating = '(PICS-1.1 "http://www.rsac.org/ratingsv01.html" l gen true comment "RSACi North America Server" for "http://www.rsac.org" on "1996.04.16T08:15-0500" r (n 0 s 0 v 0 l 0))'
       docs = "http://foo.com/doc"
       skipDays = [
         "Sunday",
         "Monday",
       ]
       skipHours = [
-        0,
-        13,
+        "0",
+        "13",
       ]
       pubDate = Time.now
       lastBuildDate = Time.now
@@ -70,7 +70,7 @@ module RSS
         assert_equal(day, channel.skipDays.days[i].content)
       end
       skipHours.each_with_index do |hour, i|
-        assert_equal(hour, channel.skipHours.hours[i].content)
+        assert_equal(hour.to_i, channel.skipHours.hours[i].content)
       end
       
       assert(channel.items.empty?)
@@ -82,8 +82,8 @@ module RSS
       title = "fugafuga"
       link = "http://hoge.com"
       url = "http://hoge.com/hoge.png"
-      width = 144
-      height = 400
+      width = "144"
+      height = "400"
       description = "an image"
 
       rss = RSS::Maker.make("0.91") do |maker|
@@ -106,8 +106,8 @@ module RSS
       assert_equal(title, image.title)
       assert_equal(link, image.link)
       assert_equal(url, image.url)
-      assert_equal(width, image.width)
-      assert_equal(height, image.height)
+      assert_equal(width.to_i, image.width)
+      assert_equal(height.to_i, image.height)
       assert_equal(description, image.description)
     end
     
diff --git a/test/rss/test_setup_maker_1.0.rb b/test/rss/test_setup_maker_1.0.rb
index cd0958afde..95d8b310ba 100644
--- a/test/rss/test_setup_maker_1.0.rb
+++ b/test/rss/test_setup_maker_1.0.rb
@@ -32,7 +32,7 @@ module RSS
 
       @sy_elems = {
         :updatePeriod => "hourly",
-        :updateFrequency => 2,
+        :updateFrequency => "2",
         :updateBase => t,
       }
 
@@ -107,6 +107,7 @@ module RSS
       end
       
       @sy_elems.each do |var, value|
+        value = value.to_i if var == :updateFrequency
         assert_equal(value, channel.__send__("sy_#{var}"))
       end
       
@@ -473,6 +474,7 @@ module RSS
         assert_equal(value, channel.__send__("dc_#{var}"))
       end
       @sy_elems.each do |var, value|
+        value = value.to_i if var == :updateFrequency
         assert_equal(value, channel.__send__("sy_#{var}"))
       end
 
diff --git a/test/rss/test_setup_maker_2.0.rb b/test/rss/test_setup_maker_2.0.rb
index 6bf27d4682..a35096cf16 100644
--- a/test/rss/test_setup_maker_2.0.rb
+++ b/test/rss/test_setup_maker_2.0.rb
@@ -13,15 +13,15 @@ module RSS
       copyright = "foo"
       managingEditor = "bar"
       webMaster = "web master"
-      rating = "6"
+      rating = '(PICS-1.1 "http://www.rsac.org/ratingsv01.html" l gen true comment "RSACi North America Server" for "http://www.rsac.org" on "1996.04.16T08:15-0500" r (n 0 s 0 v 0 l 0))'
       docs = "http://foo.com/doc"
       skipDays = [
         "Sunday",
         "Monday",
       ]
       skipHours = [
-        0,
-        13,
+        "0",
+        "13",
       ]
       pubDate = Time.now
       lastBuildDate = Time.now
@@ -30,7 +30,7 @@ module RSS
         "misc",
       ]
       generator = "RSS Maker"
-      ttl = 60
+      ttl = "60"
 
       rss = RSS::Maker.make("2.0") do |maker|
         maker.channel.title = title
@@ -85,7 +85,7 @@ module RSS
         assert_equal(day, channel.skipDays.days[i].content)
       end
       skipHours.each_with_index do |hour, i|
-        assert_equal(hour, channel.skipHours.hours[i].content)
+        assert_equal(hour.to_i, channel.skipHours.hours[i].content)
       end
       
 
@@ -94,7 +94,7 @@ module RSS
       end
       
       assert_equal(generator, channel.generator)
-      assert_equal(ttl, channel.ttl)
+      assert_equal(ttl.to_i, channel.ttl)
 
 
       assert(channel.items.empty?)
@@ -106,8 +106,8 @@ module RSS
       title = "fugafuga"
       link = "http://hoge.com"
       url = "http://hoge.com/hoge.png"
-      width = 144
-      height = 400
+      width = "144"
+      height = "400"
       description = "an image"
 
       rss = RSS::Maker.make("2.0") do |maker|
@@ -130,8 +130,8 @@ module RSS
       assert_equal(title, image.title)
       assert_equal(link, image.link)
       assert_equal(url, image.url)
-      assert_equal(width, image.width)
-      assert_equal(height, image.height)
+      assert_equal(width.to_i, image.width)
+      assert_equal(height.to_i, image.height)
       assert_equal(description, image.description)
     end
     
@@ -170,7 +170,7 @@ module RSS
       comments = "http://www.myblog.org/cgi-local/mt/mt-comments.cgi?entry_id=290"
       pubDate = Time.now
 
-      guid_isPermaLink = true
+      guid_isPermaLink = "true"
       guid_content = "http://inessential.com/2002/09/01.php#a2"
       
       enclosure_url = "http://www.scripting.com/mp3s/weatherReportSuite.mp3"
@@ -234,11 +234,11 @@ module RSS
         assert_equal("#{comments}#{i}", item.comments)
         assert_equal(pubDate, item.pubDate)
 
-        assert_equal(guid_isPermaLink, item.guid.isPermaLink)
+        assert_equal(guid_isPermaLink == "true", item.guid.isPermaLink)
         assert_equal(guid_content, item.guid.content)
 
         assert_equal(enclosure_url, item.enclosure.url)
-        assert_equal(enclosure_length, item.enclosure.length)
+        assert_equal(enclosure_length.to_i, item.enclosure.length)
         assert_equal(enclosure_type, item.enclosure.type)
 
         assert_equal(source_url, item.source.url)
diff --git a/test/rss/test_syndication.rb b/test/rss/test_syndication.rb
index c645120125..697ff439e4 100644
--- a/test/rss/test_syndication.rb
+++ b/test/rss/test_syndication.rb
@@ -22,7 +22,7 @@ module RSS
       
       @elems = {
         :updatePeriod => "hourly",
-        :updateFrequency => 2,
+        :updateFrequency => "2",
         :updateBase => t,
       }
       
@@ -68,16 +68,18 @@ EOR
       
       new_value = {
         :updatePeriod => "daily",
-        :updateFrequency => +11,
+        :updateFrequency => "11",
         :updateBase => t,
       }
       
       @elems.each do |name, value|
+        value = value.to_i if name == :updateFrequency
         @parents.each do |parent|
           assert_equal(value, @rss.__send__(parent).__send__("sy_#{name}"))
-          @rss.__send__(parent).__send__("sy_#{name}=", new_value[name].to_s)
-          assert_equal(new_value[name],
-                       @rss.__send__(parent).__send__("sy_#{name}"))
+          @rss.__send__(parent).__send__("sy_#{name}=", new_value[name])
+          new_val = new_value[name]
+          new_val = new_val.to_i if name == :updateFrequency
+          assert_equal(new_val, @rss.__send__(parent).__send__("sy_#{name}"))
         end
       end
       
diff --git a/test/rss/test_to_s.rb b/test/rss/test_to_s.rb
index d6c761e7ef..1538534034 100644
--- a/test/rss/test_to_s.rb
+++ b/test/rss/test_to_s.rb
@@ -146,13 +146,13 @@ module RSS
           "Friday",
         ],
         "skipHours" => [
-          12,
-          23,
+          "12",
+          "23",
         ],
         "date" => Time.now,
         "lastBuildDate" => Time.now - 3600,
         "generator" => "RSS Maker",
-        "ttl" => 60,
+        "ttl" => "60",
         "cloud" => {
           "domain" => "rpc.sys.com",
           "port" => "80",
@@ -187,7 +187,7 @@ module RSS
           "author" => "foo@example.com",
           "comments" => "http://example.com/1/comments",
           "guid" => {
-            "isPermaLink" => "ture",
+            "isPermaLink" => "true",
             "content" => "http://example.com/1",
           },
           "enclosure" => {
@@ -275,7 +275,7 @@ module RSS
     def setup_syndication_info
       @sy_info = {
         "updatePeriod" => "hourly",
-        "updateFrequency" => 2,
+        "updateFrequency" => "2",
         "updateBase" => Time.now - 3600,
       }
     end