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path: root/test/rss/test_dublincore.rb
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require "test/unit"
require "cgi-lib"
require "rexml/document"

require "rss/parser"
require "rss/dublincore"
require "test/common"

class TestDublinCore < Test::Unit::TestCase
	include TestRSSMixin

	def setup
		@prefix = "dc"
		@uri = "http://purl.org/dc/elements/1.1/"
		
		@parents = %w(channel image item textinput)

		t = Time.iso8601("2000-01-01T12:00:05+00:00")
		class << t
			alias_method(:to_s, :iso8601)
		end

		@elems = {
			:title => "hoge",
			:description =>
			" XML is placing increasingly heavy loads on the existing technical
 infrastructure of the Internet.",
			:creator => "Rael Dornfest (mailto:rael@oreilly.com)",
			:subject => "XML",
			:publisher => "The O'Reilly Network",
			:contributor => "hogehoge",
			:type => "fugafuga",
			:format => "hohoho",
			:identifier => "fufufu",
			:source => "barbar",
			:language => "ja",
			:relation => "cococo",
			:rights => "Copyright (c) 2000 O'Reilly &amp; Associates, Inc.",
			:date => t,
		}

		@dc_nodes = @elems.collect do |name, value|
			"<#{@prefix}:#{name}>#{value}</#{@prefix}:#{name}>"
		end.join("\n")

		@rss_source = make_RDF(<<-EOR, {@prefix =>  @uri})
#{make_channel(@dc_nodes)}
#{make_image(@dc_nodes)}
#{make_item(@dc_nodes)}
#{make_textinput(@dc_nodes)}
EOR

		@rss = Parser.parse(@rss_source)
	end
	
	def test_parser

		assert_nothing_raised do
			Parser.parse(@rss_source)
		end
		
		@elems.each do |tag, value|
			assert_too_much_tag(tag.to_s, "channel") do
				Parser.parse(make_RDF(<<-EOR, {@prefix => @uri}))
#{make_channel(("<" + @prefix + ":" + tag.to_s + ">" +
	value.to_s +
	"</" + @prefix + ":" + tag.to_s + ">") * 2)}
#{make_item}
EOR
			end
		end

	end
	
	def test_accessor
		
		new_value = "hoge"

		@elems.each do |name, value|
			@parents.each do |parent|
				parsed_value = @rss.send(parent).send("dc_#{name}")
				if parsed_value.kind_of?(String)
					parsed_value = CGI.escapeHTML(parsed_value)
				end
				assert_equal(value, parsed_value)
				if name == :date
					t = Time.iso8601("2003-01-01T02:30:23+09:00")
					class << t
						alias_method(:to_s, :iso8601)
					end
					@rss.send(parent).send("dc_#{name}=", t.iso8601)
					assert_equal(t, @rss.send(parent).send("dc_#{name}"))
				else
					@rss.send(parent).send("dc_#{name}=", new_value)
					assert_equal(new_value, @rss.send(parent).send("dc_#{name}"))
				end
			end
		end

	end

	def test_to_s
		
		@elems.each do |name, value|
			excepted = "<#{@prefix}:#{name}>#{value}</#{@prefix}:#{name}>"
			@parents.each do |parent|
				assert_equal(excepted, @rss.send(parent).send("dc_#{name}_element"))
			end
		end

		REXML::Document.new(@rss_source).root.each_element do |parent|
			if @parents.include?(parent.name)
				parent.each_element do |elem|
					if elem.namespace == @uri
						assert_equal(CGI.escapeHTML(elem.text), @elems[elem.name.intern].to_s)
					end
				end
			end
		end

	end
	
end