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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
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