require "helper" module Nokogiri module XML class TestAttr < Nokogiri::TestCase def test_new 100.times { doc = Nokogiri::XML::Document.new assert doc assert Nokogiri::XML::Attr.new(doc, 'foo') } end def test_new_raises_argerror_on_nondocument document = Nokogiri::XML "" assert_raises ArgumentError do Nokogiri::XML::Attr.new document.at_css("foo"), "bar" end end def test_content= xml = Nokogiri::XML.parse(File.read(XML_FILE), XML_FILE) address = xml.xpath('//address')[3] street = address.attributes['street'] street.content = "Y&ent1;" assert_equal "Y&ent1;", street.value end # # note that the set of tests around set_value include # assertions on the serialized format. this is intentional. # def test_set_value_with_entity_string_in_xml_file xml = Nokogiri::XML.parse(File.read(XML_FILE), XML_FILE) address = xml.xpath('//address')[3] street = address.attributes['street'] street.value = "Y&ent1;" assert_equal "Y&ent1;", street.value assert_includes %Q{ street="Y&ent1;"}, street.to_xml end def test_set_value_with_entity_string_in_html_file html = Nokogiri::HTML("
") foo = html.at_css("div").attributes["foo"] foo.value = "Y&ent1;" assert_equal "Y&ent1;", foo.value assert_includes %Q{ foo="Y&ent1;"}, foo.to_html end def test_set_value_with_blank_string_in_html_file html = Nokogiri::HTML("
") foo = html.at_css("div").attributes["foo"] foo.value = "" assert_equal "", foo.value assert_includes %Q{ foo=""}, foo.to_html end def test_set_value_with_nil_in_html_file html = Nokogiri::HTML("
") foo = html.at_css("div").attributes["foo"] foo.value = nil assert_equal "", foo.value # this may be surprising to people, see xmlGetPropNodeValueInternal if Nokogiri.uses_libxml? assert_includes %Q{ foo}, foo.to_html # libxml2 still emits a boolean attribute at serialize-time else assert_includes %Q{ foo=""}, foo.to_html # jruby does not end end def test_set_value_of_boolean_attr_with_blank_string_in_html_file html = Nokogiri::HTML("
") disabled = html.at_css("div").attributes["disabled"] disabled.value = "" assert_equal "", disabled.value assert_includes %Q{ disabled}, disabled.to_html # we still emit a boolean attribute at serialize-time! end def test_set_value_of_boolean_attr_with_nil_in_html_file html = Nokogiri::HTML("
") disabled = html.at_css("div").attributes["disabled"] disabled.value = nil assert_equal "", disabled.value # this may be surprising to people, see xmlGetPropNodeValueInternal assert_includes %Q{ disabled}, disabled.to_html # but we emit a boolean attribute at serialize-time end def test_unlink # aliased as :remove xml = Nokogiri::XML.parse(File.read(XML_FILE), XML_FILE) address = xml.xpath('/staff/employee/address').first assert_equal 'Yes', address['domestic'] attr = address.attribute_nodes.first return_val = attr.unlink assert_nil address['domestic'] assert_equal attr, return_val end def test_parsing_attribute_namespace doc = Nokogiri::XML <<-EOXML
EOXML node = doc.at_css "div" attr = node.attributes["myattr"] assert_equal "http://flavorjon.es/", attr.namespace.href end def test_setting_attribute_namespace doc = Nokogiri::XML <<-EOXML
EOXML node = doc.at_css "div" attr = node.attributes["myattr"] attr.add_namespace("fizzle", "http://fizzle.com/") assert_equal "http://fizzle.com/", attr.namespace.href end end end end