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

require "rss/parser"
require "rss/syndication"
require "test/common"

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

	def setup
		@prefix = "sy"
		@uri = "http://purl.org/rss/1.0/modules/syndication/"
		
		@parents = %w(channel)

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

		@elems = {
			:updatePeriod => "hourly",
			:updateFrequency => 2,
			:updateBase => t,
		}

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

		@rss_source = make_RDF(<<-EOR, {@prefix =>  @uri})
#{make_channel(@sy_nodes)}
#{make_image()}
#{make_item()}
#{make_textinput()}
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 + ">" +
	CGI.escapeHTML(value.to_s) +
	"</" + @prefix + ":" + tag.to_s + ">") * 2)}
#{make_item}
EOR
			end
		end

	end
	
	def test_accessor
		
		t = Time.iso8601("2003-01-01T12:00:23+09:00")
		class << t
			alias_method(:to_s, :iso8601)
		end

		new_value = {
			:updatePeriod => "daily",
			:updateFrequency => +11,
			:updateBase => t,
		}

		@elems.each do |name, value|
			@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}"))
			end
		end

		%w(hourly daily weekly monthly yearly).each do |x|
			@parents.each do |parent|
				assert_nothing_raised do
					@rss.send(parent).sy_updatePeriod = x
				end
			end
		end

		%w(-2 0.3 -0.4).each do |x|
			@parents.each do |parent|
				assert_not_available_value("updateBase", x) do
					@rss.send(parent).sy_updateBase = x
				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("sy_#{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(elem.text, @elems[elem.name.intern].to_s)
					end
				end
			end
		end

	end
	
end