JezK
Edit File: test_document_fragment.rb
require "helper" module Nokogiri module XML class TestDocumentFragment < Nokogiri::TestCase def setup super @xml = Nokogiri::XML.parse(File.read(XML_FILE), XML_FILE) end def test_fragment_is_relative doc = Nokogiri::XML('<root><a xmlns="blah" /></root>') ctx = doc.root.child fragment = Nokogiri::XML::DocumentFragment.new(doc, '<hello />', ctx) hello = fragment.child assert_equal 'hello', hello.name assert_equal doc.root.child.namespace, hello.namespace end def test_node_fragment_is_relative doc = Nokogiri::XML('<root><a xmlns="blah" /></root>') assert doc.root.child fragment = doc.root.child.fragment('<hello />') hello = fragment.child assert_equal 'hello', hello.name assert_equal doc.root.child.namespace, hello.namespace end def test_new assert Nokogiri::XML::DocumentFragment.new(@xml) end def test_fragment_should_have_document fragment = Nokogiri::XML::DocumentFragment.new(@xml) assert_equal @xml, fragment.document end def test_name fragment = Nokogiri::XML::DocumentFragment.new(@xml) assert_equal '#document-fragment', fragment.name end def test_static_method fragment = Nokogiri::XML::DocumentFragment.parse("<div>a</div>") assert_instance_of Nokogiri::XML::DocumentFragment, fragment end def test_static_method_with_namespaces # follows different path in FragmentHandler#start_element which blew up after 597195ff fragment = Nokogiri::XML::DocumentFragment.parse("<o:div>a</o:div>") assert_instance_of Nokogiri::XML::DocumentFragment, fragment end def test_many_fragments 100.times { Nokogiri::XML::DocumentFragment.new(@xml) } end def test_subclass klass = Class.new(Nokogiri::XML::DocumentFragment) fragment = klass.new(@xml, "<div>a</div>") assert_instance_of klass, fragment end def test_subclass_parse klass = Class.new(Nokogiri::XML::DocumentFragment) doc = klass.parse("<div>a</div>") assert_instance_of klass, doc end def test_xml_fragment fragment = Nokogiri::XML.fragment("<div>a</div>") assert_equal "<div>a</div>", fragment.to_s end def test_xml_fragment_has_multiple_toplevel_children doc = "<div>b</div><div>e</div>" fragment = Nokogiri::XML::Document.new.fragment(doc) assert_equal "<div>b</div><div>e</div>", fragment.to_s end def test_xml_fragment_has_outer_text # this test is descriptive, not prescriptive. doc = "a<div>b</div>" fragment = Nokogiri::XML::Document.new.fragment(doc) assert_equal "a<div>b</div>", fragment.to_s doc = "<div>b</div>c" fragment = Nokogiri::XML::Document.new.fragment(doc) assert_equal "<div>b</div>c", fragment.to_s end def test_xml_fragment_case_sensitivity doc = "<crazyDiv>b</crazyDiv>" fragment = Nokogiri::XML::Document.new.fragment(doc) assert_equal "<crazyDiv>b</crazyDiv>", fragment.to_s end def test_xml_fragment_with_leading_whitespace doc = " <div>b</div> " fragment = Nokogiri::XML::Document.new.fragment(doc) assert_equal " <div>b</div> ", fragment.to_s end def test_xml_fragment_with_leading_whitespace_and_newline doc = " \n<div>b</div> " fragment = Nokogiri::XML::Document.new.fragment(doc) assert_equal " \n<div>b</div> ", fragment.to_s end def test_fragment_children_search fragment = Nokogiri::XML::Document.new.fragment( '<div><p id="content">hi</p></div>' ) css = fragment.children.css('p') xpath = fragment.children.xpath('.//p') assert_equal css, xpath end def test_fragment_search frag = Nokogiri::XML::Document.new.fragment '<p id="content">hi</p>' p_tag = frag.css('#content').first assert_equal 'p', p_tag.name assert_equal p_tag, frag.xpath('./*[@id = \'content\']').first end def test_fragment_without_a_namespace_does_not_get_a_namespace doc = Nokogiri::XML <<-EOX <root xmlns="http://tenderlovemaking.com/" xmlns:foo="http://flavorjon.es/" xmlns:bar="http://google.com/"> <foo:existing></foo:existing> </root> EOX frag = doc.fragment "<newnode></newnode>" assert_nil frag.namespace end def test_fragment_namespace_resolves_against_document_root doc = Nokogiri::XML <<-EOX <root xmlns:foo="http://flavorjon.es/" xmlns:bar="http://google.com/"> <foo:existing></foo:existing> </root> EOX ns = doc.root.namespace_definitions.detect { |x| x.prefix == "bar" } frag = doc.fragment "<bar:newnode></bar:newnode>" assert frag.children.first.namespace assert_equal ns, frag.children.first.namespace end def test_fragment_invalid_namespace_is_silently_ignored doc = Nokogiri::XML <<-EOX <root xmlns:foo="http://flavorjon.es/" xmlns:bar="http://google.com/"> <foo:existing></foo:existing> </root> EOX frag = doc.fragment "<baz:newnode></baz:newnode>" assert_nil frag.children.first.namespace end def test_decorator_is_applied x = Module.new do def awesome! end end util_decorate(@xml, x) fragment = Nokogiri::XML::DocumentFragment.new(@xml, "<div>a</div><div>b</div>") assert node_set = fragment.css('div') assert node_set.respond_to?(:awesome!) node_set.each do |node| assert node.respond_to?(:awesome!), node.class end assert fragment.children.respond_to?(:awesome!), fragment.children.class end if Nokogiri.uses_libxml? def test_for_libxml_in_context_fragment_parsing_bug_workaround 10.times do begin fragment = Nokogiri::XML.fragment("<div></div>") parent = fragment.children.first child = parent.parse("<h1></h1>").first parent.add_child child end GC.start end end def test_for_libxml_in_context_memory_badness_when_encountering_encoding_errors # see issue #643 for background # this test exists solely to raise an error during valgrind test runs. html = <<-EOHTML <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=shizzle" /> </head> <body> <div>Foo</div> </body> </html> EOHTML doc = Nokogiri::HTML html doc.at_css("div").replace("Bar") end end end end end