* lib/rss: supported Image module.

  http://web.resource.org/rss/1.0/modules/image/


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@7876 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 240 insertions, 1 deletions

diff --git a/test/rss/rss-testcase.rb b/test/rss/rss-testcase.rb
index 27b4eba5d6..f3a2760fd2 100644
--- a/test/rss/rss-testcase.rb
+++ b/test/rss/rss-testcase.rb
@@ -1,10 +1,11 @@
-# -*- tab-width: 2 -*- vim: ts=2
+require "erb"
 
 require "test/unit"
 require 'rss-assertions'
 
 module RSS
   class TestCase < Test::Unit::TestCase
+    include ERB::Util
 
     include RSS
     include Assertions
@@ -189,6 +190,17 @@ EOI
 EOC
     end
 
+    def make_element(elem_name, attrs, contents)
+      attrs_str = attrs.collect do |name, value|
+        "#{h name}='#{h value}'"
+      end.join(" ")
+      contents_str = contents.collect do |name, value|
+        "#{Element::INDENT}<#{h name}>#{h value}</#{h name}>"
+      end.join("\n")
+
+      "<#{h elem_name} #{attrs_str}>\n#{contents_str}\n</#{h elem_name}>"
+    end
+    
     private
     def setup_dummy_channel(maker)
       about = "http://hoge.com"
diff --git a/test/rss/test_image.rb b/test/rss/test_image.rb
new file mode 100644
index 0000000000..8e62085b43
--- /dev/null
+++ b/test/rss/test_image.rb
@@ -0,0 +1,165 @@
+require "cgi"
+require "rexml/document"
+
+require "rss-testcase"
+
+require "rss/1.0"
+require "rss/image"
+
+module RSS
+  class TestImage < TestCase
+
+    def setup
+      @prefix = "image"
+      @uri = "http://web.resource.org/rss/1.0/modules/image/"
+
+      @favicon_attrs = {
+        "rdf:about" => "http://www.kuro5hin.org/favicon.ico",
+        "#{@prefix}:size" => "small",
+      }
+      @favicon_contents = {"dc:title" => "Kuro5hin",}
+      @items = [
+        [
+          {
+            "rdf:about" => "http://www.example.org/item.png",
+            "rdf:resource" => "http://www.example.org/item",
+          },
+          {
+            "dc:title" => "Example Image",
+            "#{@prefix}:width" => 100,
+            "#{@prefix}:height" => 65,
+          },
+        ],
+        [
+          {
+            "rdf:about" => "http://www.kuro5hin.org/images/topics/culture.jpg",
+          },
+          {
+            "dc:title" => "Culture",
+            "#{@prefix}:width" => 80,
+            "#{@prefix}:height" => 50,
+          },
+        ]
+      ]
+
+
+      @channel_nodes = make_element("#{@prefix}:favicon",
+                                    @favicon_attrs,
+                                    @favicon_contents)
+      items = ""
+      @items.each do |attrs, contents|
+        image_item = make_element("#{@prefix}:item", attrs, contents)
+        items << make_item(image_item)
+      end
+
+      ns = {
+        @prefix => @uri,
+        DC_PREFIX => DC_URI,
+      }
+      @rss_source = make_RDF(<<-EOR, ns)
+#{make_channel(@channel_nodes)}
+#{make_image}
+#{items}
+#{make_textinput}
+EOR
+
+      @rss = Parser.parse(@rss_source)
+    end
+  
+    def test_parser
+      assert_nothing_raised do
+        Parser.parse(@rss_source)
+      end
+    
+      assert_too_much_tag("favicon", "channel") do
+        Parser.parse(make_RDF(<<-EOR, {@prefix => @uri}))
+#{make_channel(@channel_nodes * 2)}
+#{make_item}
+EOR
+      end
+    end
+  
+    def test_favicon_accessor
+      favicon = @rss.channel.image_favicon
+      [
+        %w(about rdf:about http://example.com/favicon.ico),
+        %w(size image:size large),
+        %w(image_size image:size medium),
+      ].each do |name, full_name, new_value|
+        assert_equal(@favicon_attrs[full_name], favicon.send(name))
+        favicon.send("#{name}=", new_value)
+        assert_equal(new_value, favicon.send(name))
+        favicon.send("#{name}=", @favicon_attrs[full_name])
+        assert_equal(@favicon_attrs[full_name], favicon.send(name))
+      end
+
+      [
+        %w(dc_title dc:title sample-favicon),
+      ].each do |name, full_name, new_value|
+        assert_equal(@favicon_contents[full_name], favicon.send(name))
+        favicon.send("#{name}=", new_value)
+        assert_equal(new_value, favicon.send(name))
+        favicon.send("#{name}=", @favicon_contents[full_name])
+        assert_equal(@favicon_contents[full_name], favicon.send(name))
+      end
+    end
+
+    def test_item_accessor
+      @rss.items.each_with_index do |item, i|
+        image_item = item.image_item
+        attrs, contents = @items[i]
+        [
+          %w(about rdf:about http://example.com/image.png),
+          %w(resource rdf:resource http://example.com/),
+        ].each do |name, full_name, new_value|
+          assert_equal(attrs[full_name], image_item.send(name))
+          image_item.send("#{name}=", new_value)
+          assert_equal(new_value, image_item.send(name))
+          image_item.send("#{name}=", attrs[full_name])
+          assert_equal(attrs[full_name], image_item.send(name))
+        end
+        
+        [
+          ["width", "image:width", 111],
+          ["image_width", "image:width", 44],
+          ["height", "image:height", 222],
+          ["image_height", "image:height", 88],
+          ["dc_title", "dc:title", "sample-image"],
+        ].each do |name, full_name, new_value|
+          assert_equal(contents[full_name], image_item.send(name))
+          image_item.send("#{name}=", new_value)
+          assert_equal(new_value, image_item.send(name))
+          image_item.send("#{name}=", contents[full_name])
+          assert_equal(contents[full_name], image_item.send(name))
+        end
+      end
+    end
+
+    def test_favicon_to_s
+      favicon = @rss.channel.image_favicon
+      expected = REXML::Document.new(make_element("#{@prefix}:favicon",
+                                                  @favicon_attrs,
+                                                  @favicon_contents))
+      actual = REXML::Document.new(favicon.to_s(false, ""))
+      assert_equal(expected.to_s, actual.to_s)
+    end
+
+    def test_item_to_s
+      @rss.items.each_with_index do |item, i|
+        attrs, contents = @items[i]
+        expected_s = make_element("#{@prefix}:item", attrs, contents)
+        expected = REXML::Document.new(expected_s)
+        actual = REXML::Document.new(item.image_item.to_s(false, ""))
+
+        assert_equal(expected[0].attributes, actual[0].attributes)
+        
+        %w(image:height image:width dc:title).each do |name|
+          actual_target = actual.elements["//#{name}"]
+          expected_target = expected.elements["//#{name}"]
+          assert_equal(expected_target.to_s, actual_target.to_s)
+        end
+      end
+    end
+
+  end
+end
diff --git a/test/rss/test_maker_image.rb b/test/rss/test_maker_image.rb
new file mode 100644
index 0000000000..1c161b2593
--- /dev/null
+++ b/test/rss/test_maker_image.rb
@@ -0,0 +1,62 @@
+require "rss-testcase"
+
+require "rss/maker"
+
+module RSS
+  class TestMakerImage < TestCase
+
+    def setup
+      @uri = "http://web.resource.org/rss/1.0/modules/image/"
+
+      @favicon_infos = {
+        "about" => "http://www.kuro5hin.org/favicon.ico",
+        "image_size" => "small",
+        "dc_title" => "example",
+      }
+      @item_infos = {
+        "about" => "http://www.example.org/item.png",
+        "resource" => "http://www.example.org/item",
+        "dc_title" => "Example Image",
+        "image_width" => 100,
+        "image_height" => 65,
+      }
+    end
+
+    def test_rss10
+      rss = RSS::Maker.make("1.0") do |maker|
+        setup_dummy_channel(maker)
+        @favicon_infos.each do |name, value|
+          maker.channel.image_favicon.__send__("#{name}=", value)
+        end
+
+        setup_dummy_image(maker)
+
+        setup_dummy_item(maker)
+        item = maker.items.last
+        @item_infos.each do |name, value|
+          item.image_item.__send__("#{name}=", value)
+        end
+
+        setup_dummy_textinput(maker)
+      end
+      
+      setup_rss = RSS::Maker.make("1.0") do |maker|
+        rss.setup_maker(maker)
+      end
+
+      [rss, setup_rss].each_with_index do |target, i|
+        favicon = target.channel.image_favicon
+        assert_equal(@favicon_infos["about"], favicon.about)
+        assert_equal(@favicon_infos["image_size"], favicon.image_size)
+        assert_equal(@favicon_infos["dc_title"], favicon.dc_title)
+        
+        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["dc_title"], item.dc_title)
+      end
+    end
+  end
+end