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test_node.rb
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test_node.rb
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# frozen_string_literal: true
require "helper"
require "stringio"
module Nokogiri
module XML
class TestNode < Nokogiri::TestCase
describe Nokogiri::XML::Node do
let(:xml) { Nokogiri::XML(File.read(XML_FILE), XML_FILE) }
def test_first_element_child
node = xml.root.first_element_child
assert_equal("employee", node.name)
assert(node.element?, "node is an element")
end
def test_element_children
nodes = xml.root.element_children
assert_equal(xml.root.first_element_child, nodes.first)
assert(nodes.all?(&:element?), "all nodes are elements")
end
def test_last_element_child
nodes = xml.root.element_children
assert_equal(nodes.last, xml.root.element_children.last)
end
def test_bad_xpath
bad_xpath = "//foo["
e = assert_raises(Nokogiri::XML::XPath::SyntaxError) do
xml.xpath(bad_xpath)
end
assert_match(bad_xpath, e.to_s)
end
def test_namespace_type_error
assert_raises(TypeError) do
xml.root.namespace = Object.new
end
end
def test_remove_namespace
xml = Nokogiri::XML('<r xmlns="v"><s /></r>')
tag = xml.at("s")
assert(tag.namespace)
tag.namespace = nil
assert_nil(tag.namespace)
end
def test_parse_needs_doc
list = xml.root.parse("fooooooo <hello />")
assert_equal(1, list.css("hello").length)
end
def test_parse
list = xml.root.parse("fooooooo <hello />")
assert_equal(2, list.length)
end
def test_parse_with_block
called = false
list = xml.root.parse("<hello />") do |cfg|
called = true
assert_instance_of(Nokogiri::XML::ParseOptions, cfg)
end
assert(called, "config block called")
assert_equal(1, list.length)
end
def test_parse_with_io
list = xml.root.parse(StringIO.new("<hello />"))
assert_equal(1, list.length)
assert_equal("hello", list.first.name)
end
def test_parse_with_empty_string
list = xml.root.parse("")
assert_equal(0, list.length)
end
def test_parse_config_option
node = xml.root
options = nil
node.parse("<item></item>") do |config|
options = config
end
assert_equal(Nokogiri::XML::ParseOptions::DEFAULT_XML, options.to_i)
end
def test_node_context_parsing_of_malformed_html_fragment
doc = HTML.parse("<html><body><div></div></body></html>")
context_node = doc.at_css("div")
nodeset = context_node.parse("<div </div>")
assert_equal(1, doc.errors.length)
assert_equal(1, nodeset.length)
assert_equal("<div></div>", nodeset.to_s)
end
def test_node_context_parsing_of_malformed_html_fragment_with_recover_is_corrected
doc = HTML.parse("<html><body><div></div></body></html>")
context_node = doc.at_css("div")
nodeset = context_node.parse("<div </div>", &:recover)
assert_equal(1, doc.errors.length)
assert_equal(1, nodeset.length)
assert_equal("<div></div>", nodeset.to_s)
end
def test_node_context_parsing_of_malformed_html_fragment_without_recover_is_not_corrected
doc = HTML.parse("<html><body><div></div></body></html>")
context_node = doc.at_css("div")
assert_raises(Nokogiri::XML::SyntaxError) do
context_node.parse("<div </div>", &:strict)
end
end
def test_parse_error_list
error_count = xml.errors.length
xml.root.parse("<hello>")
assert(error_count < xml.errors.length, "errors should have increased")
end
def test_parse_error_on_fragment_with_empty_document
doc = Document.new
fragment = DocumentFragment.new(doc, "<foo><bar/></foo>")
node = fragment % "bar"
node.parse("<baz><</baz>")
end
def test_parse_with_unparented_text_context_node
doc = XML::Document.new
elem = XML::Text.new("foo", doc)
x = elem.parse("<bar/>") # should not raise an exception
assert_equal("bar", x.first.name)
end
def test_parse_with_unparented_html_text_context_node
doc = HTML::Document.new
elem = XML::Text.new("div", doc)
x = elem.parse("<div/>") # should not raise an exception
assert_equal("div", x.first.name)
end
def test_parse_with_unparented_fragment_text_context_node
doc = XML::DocumentFragment.parse("<div><span>foo</span></div>")
elem = doc.at_css("span")
x = elem.parse("<span/>") # should not raise an exception
assert_equal("span", x.first.name)
end
def test_parse_with_unparented_html_fragment_text_context_node
doc = HTML::DocumentFragment.parse("<div><span>foo</span></div>")
elem = doc.at_css("span")
x = elem.parse("<span/>") # should not raise an exception
assert_equal("span", x.first.name)
end
def test_dup_is_deep_copy_by_default
doc = XML::Document.parse("<root><div><p>hello</p></div></root>")
div = doc.at_css("div")
node = div.dup
assert_equal(1, node.children.length)
assert_equal("<p>hello</p>", node.children.first.to_html)
end
def test_dup_deep_copy
doc = XML::Document.parse("<root><div><p>hello</p></div></root>")
div = doc.at_css("div")
node = div.dup(1)
assert_equal(1, node.children.length)
assert_equal("<p>hello</p>", node.children.first.to_html)
end
def test_dup_shallow_copy
doc = XML::Document.parse("<root><div><p>hello</p></div></root>")
div = doc.at_css("div")
node = div.dup(0)
assert_equal(0, node.children.length)
end
def test_dup_to_another_document
skip_unless_libxml2("Node.dup with new_parent arg is only implemented on CRuby")
doc1 = HTML::Document.parse("<root><div><p>hello</p></div></root>")
doc2 = HTML::Document.parse("<div></div>")
div = doc1.at_css("div")
duplicate_div = div.dup(1, doc2)
refute_nil(doc1.at_css("div"))
assert_equal(doc2, duplicate_div.document)
assert_equal(1, duplicate_div.children.length)
assert_equal("<p>hello</p>", duplicate_div.children.first.to_html)
end
def test_subclass_dup
subclass = Class.new(Nokogiri::XML::Node)
node = subclass.new("foo", xml).dup
assert_instance_of(subclass, node)
end
def test_gt_string_arg
node = xml.at("employee")
nodes = (node > "name")
assert_equal(1, nodes.length)
assert_equal(node, nodes.first.parent)
end
def test_next_element_when_next_sibling_is_element_should_return_next_sibling
doc = Nokogiri::XML("<root><foo /><quux /></root>")
node = doc.at_css("foo")
next_element = node.next_element
assert(next_element.element?)
assert_equal(doc.at_css("quux"), next_element)
end
def test_next_element_when_there_is_no_next_sibling_should_return_nil
doc = Nokogiri::XML("<root><foo /><quux /></root>")
assert_nil(doc.at_css("quux").next_element)
end
def test_next_element_when_next_sibling_is_not_an_element_should_return_closest_next_element_sibling
doc = Nokogiri::XML("<root><foo />bar<quux /></root>")
node = doc.at_css("foo")
next_element = node.next_element
assert(next_element.element?)
assert_equal(doc.at_css("quux"), next_element)
end
def test_next_element_when_next_sibling_is_not_an_element_and_no_following_element_should_return_nil
doc = Nokogiri::XML("<root><foo />bar</root>")
node = doc.at_css("foo")
next_element = node.next_element
assert_nil(next_element)
end
def test_previous_element_when_previous_sibling_is_element_should_return_previous_sibling
doc = Nokogiri::XML("<root><foo /><quux /></root>")
node = doc.at_css("quux")
previous_element = node.previous_element
assert(previous_element.element?)
assert_equal(doc.at_css("foo"), previous_element)
end
def test_previous_element_when_there_is_no_previous_sibling_should_return_nil
doc = Nokogiri::XML("<root><foo /><quux /></root>")
assert_nil(doc.at_css("foo").previous_element)
end
def test_previous_element_when_previous_sibling_is_not_an_element_should_return_closest_previous_element_sibling
doc = Nokogiri::XML("<root><foo />bar<quux /></root>")
node = doc.at_css("quux")
previous_element = node.previous_element
assert(previous_element.element?)
assert_equal(doc.at_css("foo"), previous_element)
end
def test_previous_element_when_previous_sibling_is_not_an_element_and_no_following_element_should_return_nil
doc = Nokogiri::XML("<root>foo<bar /></root>")
node = doc.at_css("bar")
previous_element = node.previous_element
assert_nil(previous_element)
end
def test_element?
assert(xml.root.element?, "is an element")
end
def test_slash_search
assert_equal("EMP0001", (xml / :staff / :employee / :employeeId).first.text)
end
def test_append_with_document
assert_raises(ArgumentError) do
xml.root << Nokogiri::XML::Document.new
end
end
def test_append_with_attr
r = Nokogiri.XML('<r a="1" />').root
assert_raises(ArgumentError) do
r << r.at_xpath("@a")
end
end
def test_inspect_ns
xml = Nokogiri::XML(<<~eoxml, &:noblanks)
<root xmlns="http://tenderlovemaking.com/" xmlns:foo="bar">
<awesome/>
</root>
eoxml
ins = xml.inspect
xml.traverse do |node|
assert_match(node.class.name, ins)
if node.respond_to?(:attributes)
node.attributes.each do |k, v|
assert_match(k, ins)
assert_match(v, ins)
end
end
if node.respond_to?(:namespace) && node.namespace
assert_match(node.namespace.class.name, ins)
assert_match(node.namespace.href, ins)
end
end
end
def test_namespace_definitions_when_some_exist
xml = Nokogiri::XML(<<~eoxml)
<root xmlns="http://tenderlovemaking.com/" xmlns:foo="bar">
<awesome/>
</root>
eoxml
namespace_definitions = xml.root.namespace_definitions
assert_equal(2, namespace_definitions.length)
end
def test_namespace_definitions_when_no_exist
xml = Nokogiri::XML(<<~eoxml)
<root xmlns="http://tenderlovemaking.com/" xmlns:foo="bar">
<awesome/>
</root>
eoxml
namespace_definitions = xml.at_xpath("//xmlns:awesome").namespace_definitions
assert_equal(0, namespace_definitions.length)
end
def test_default_namespace_goes_to_children
fruits = Nokogiri::XML(<<~eoxml)
<Fruit xmlns='www.fruits.org'>
</Fruit>
eoxml
apple = Nokogiri::XML::Node.new("Apple", fruits)
orange = Nokogiri::XML::Node.new("Orange", fruits)
apple << orange
fruits.root << apple
assert(fruits.at("//fruit:Orange", { "fruit" => "www.fruits.org" }))
assert(fruits.at("//fruit:Apple", { "fruit" => "www.fruits.org" }))
end
def test_parent_namespace_is_not_inherited
fruits = Nokogiri::XML(<<-eoxml)
<fruit xmlns:fruit="http://fruits.org">
<fruit:apple />
</fruit>
eoxml
apple = fruits.at_xpath("//fruit:apple", { "fruit" => "http://fruits.org" })
assert(apple)
orange = Nokogiri::XML::Node.new("orange", fruits)
apple.add_child(orange)
assert_equal(orange, fruits.at_xpath("//orange"))
end
def test_description
assert_nil(xml.at("employee").description)
end
def test_spaceship
nodes = xml.xpath("//employee")
assert_equal(-1, (nodes.first <=> nodes.last))
list = [nodes.first, nodes.last].sort
assert_equal(nodes.first, list.first)
assert_equal(nodes.last, list.last)
end
def test_incorrect_spaceship
nodes = xml.xpath("//employee")
assert_nil(nodes.first <=> "asdf")
end
def test_document_compare
nodes = xml.xpath("//employee")
result = (nodes.first <=> xml)
# Note that this behavior was changed in libxml@a005199 starting in v2.9.5.
#
# But that fix was backported by debian (and other distros?) into their v2.9.4 fork so we
# can't use version to detect what's going on here. Instead just shrug if we're using system
# libraries and the result is -1.
if Nokogiri::VersionInfo.instance.libxml2_using_system?
assert(result == 1 || result == -1)
else
assert_equal(1, result)
end
end
def test_different_document_compare
nodes = xml.xpath("//employee")
doc = Nokogiri::XML("<a><b/></a>")
b = doc.at("b")
assert_nil(nodes.first <=> b)
end
def test_duplicate_node_removes_namespace
fruits = Nokogiri::XML(<<~eoxml)
<Fruit xmlns='www.fruits.org'>
<Apple></Apple>
</Fruit>
eoxml
apple = fruits.root.xpath("fruit:Apple", { "fruit" => "www.fruits.org" })[0]
new_apple = apple.dup
fruits.root << new_apple
assert_equal(2, fruits.xpath("//xmlns:Apple").length)
assert_equal(1, fruits.to_xml.scan("www.fruits.org").length)
end
[:clone, :dup].each do |symbol|
define_method "test_#{symbol}" do
node = xml.at("//employee")
other = node.send(symbol)
assert_equal "employee", other.name
assert_nil other.parent
end
end
def test_fragment_creates_elements
apple = xml.fragment("<Apple/>")
apple.children.each do |child|
assert_equal(Nokogiri::XML::Node::ELEMENT_NODE, child.type)
assert_instance_of(Nokogiri::XML::Element, child)
end
end
def test_node_added_to_root_should_get_namespace
fruits = Nokogiri::XML(<<~eoxml)
<Fruit xmlns='http://www.fruits.org'>
</Fruit>
eoxml
apple = fruits.fragment("<Apple/>")
fruits.root << apple
assert_equal(1, fruits.xpath("//xmlns:Apple").length)
end
def test_new_node_can_have_ancestors
xml = Nokogiri::XML("<root>text</root>")
item = Nokogiri::XML::Element.new("item", xml)
assert_equal(0, item.ancestors.length)
end
def test_children
doc = Nokogiri::XML(<<~eoxml)
<root>#{"<a/>" * 9}</root>
eoxml
assert_equal(9, doc.root.children.length)
assert_equal(9, doc.root.children.to_a.length)
doc = Nokogiri::XML(<<~eoxml)
<root>#{"<a/>" * 15}</root>
eoxml
assert_equal(15, doc.root.children.length)
assert_equal(15, doc.root.children.to_a.length)
end
def test_add_namespace
node = xml.at("address")
node.add_namespace("foo", "http://tenderlovemaking.com")
assert_equal("http://tenderlovemaking.com", node.namespaces["xmlns:foo"])
end
def test_add_namespace_twice
node = xml.at("address")
ns = node.add_namespace("foo", "http://tenderlovemaking.com")
ns2 = node.add_namespace("foo", "http://tenderlovemaking.com")
assert_equal(ns, ns2)
end
def test_add_default_namespace
node = xml.at("address")
node.add_namespace(nil, "http://tenderlovemaking.com")
assert_equal("http://tenderlovemaking.com", node.namespaces["xmlns"])
end
def test_add_default_namespace_twice
node = xml.at("address")
ns = node.add_namespace(nil, "http://tenderlovemaking.com")
ns2 = node.add_namespace(nil, "http://tenderlovemaking.com")
assert_equal(ns.object_id, ns2.object_id)
end
def test_add_multiple_namespaces
node = xml.at("address")
node.add_namespace(nil, "http://tenderlovemaking.com")
assert_equal("http://tenderlovemaking.com", node.namespaces["xmlns"])
node.add_namespace("foo", "http://tenderlovemaking.com")
assert_equal("http://tenderlovemaking.com", node.namespaces["xmlns:foo"])
end
def test_default_namespace=
node = xml.at("address")
node.default_namespace = "http://tenderlovemaking.com"
assert_equal("http://tenderlovemaking.com", node.namespaces["xmlns"])
end
def test_namespace=
node = xml.at("address")
assert_nil(node.namespace)
definition = node.add_namespace_definition("bar", "http://tlm.com/")
node.namespace = definition
assert_equal(definition, node.namespace)
assert_equal(node, xml.at("//foo:address", {
"foo" => "http://tlm.com/",
}))
end
def test_add_namespace_with_nil_associates_node
node = xml.at("address")
assert_nil(node.namespace)
definition = node.add_namespace_definition(nil, "http://tlm.com/")
assert_equal(definition, node.namespace)
end
def test_add_namespace_does_not_associate_node
node = xml.at("address")
assert_nil(node.namespace)
assert(node.add_namespace_definition("foo", "http://tlm.com/"))
assert_nil(node.namespace)
end
def test_set_namespace_from_different_doc
node = xml.at("address")
doc = Nokogiri::XML(File.read(XML_FILE), XML_FILE)
decl = doc.root.add_namespace_definition("foo", "bar")
assert_raises(ArgumentError) do
node.namespace = decl
end
end
def test_set_namespace_must_only_take_a_namespace
node = xml.at("address")
assert_raises(TypeError) do
node.namespace = node
end
end
def test_at
node = xml.at("address")
assert_equal(node, xml.xpath("//address").first)
end
def test_at_self
node = xml.at("address")
assert_equal(node, node.at("."))
end
def test_at_xpath
node = xml.at_xpath("//address")
nodes = xml.xpath("//address")
assert_equal(5, nodes.size)
assert_equal(node, nodes.first)
end
def test_at_css
node = xml.at_css("address")
nodes = xml.css("address")
assert_equal(5, nodes.size)
assert_equal(node, nodes.first)
end
def test_percent
node = xml % "address"
assert_equal(node, xml.xpath("//address").first)
end
def test_accept
visitor = Class.new do
attr_accessor :visited
def accept(target)
target.accept(self)
end
def visit(node)
node.children.each { |c| c.accept(self) }
@visited = true
end
end.new
visitor.accept(xml.root)
assert(visitor.visited)
end
def test_write_to
io = StringIO.new
xml.write_to(io)
io.rewind
assert_equal(xml.to_xml, io.read)
end
def test_write_to_with_block
called = false
io = StringIO.new
conf = nil
xml.write_to(io) do |config|
called = true
conf = config
config.format.as_html.no_empty_tags
end
io.rewind
assert(called)
string = io.read
assert_equal(xml.serialize(nil, conf.options), string)
assert_equal(xml.serialize(nil, conf), string)
end
["xml", "html", "xhtml"].each do |type|
define_method(:"test_write_#{type}_to") do
io = StringIO.new
assert xml.send(:"write_#{type}_to", io)
io.rewind
assert_match xml.send(:"to_#{type}"), io.read
end
end
def test_serialize_with_block
called = false
conf = nil
string = xml.serialize do |config|
called = true
conf = config
config.format.as_html.no_empty_tags
end
assert(called)
assert_equal(xml.serialize(nil, conf.options), string)
assert_equal(xml.serialize(nil, conf), string)
end
def test_hold_refence_to_subnode
doc = Nokogiri::XML(<<~eoxml)
<root>
<a>
<b />
</a>
</root>
eoxml
assert(node_a = doc.css("a").first)
assert(node_b = node_a.css("b").first)
node_a.unlink
assert_equal("b", node_b.name)
end
def test_xml_node_new
assert(node = Nokogiri::XML::Node.new("input", xml))
assert_equal(Nokogiri::XML::Node::ELEMENT_NODE, node.node_type)
assert_instance_of(Nokogiri::XML::Element, node)
assert_equal("input", node.name)
assert_equal(xml, node.document)
end
def test_xml_node_new_with_block
block_param = nil
block_called = false
node = Nokogiri::XML::Node.new("input", xml) do |node_param|
block_called = true
block_param = node_param
end
assert(node)
assert(block_called, "Node.new block should be called")
assert_equal(node, block_param, "Node.new block should be passed the new node")
end
def test_to_str
name = xml.xpath("//name").first
assert_match(/Margaret/, "" + name)
assert_equal("Margaret Martin", "" + name.children.first)
end
def test_ancestors
address = xml.xpath("//address").first
assert_equal(3, address.ancestors.length)
assert_equal(["employee", "staff", "document"],
address.ancestors.map(&:name))
end
def test_read_only?
assert(entity_decl = xml.internal_subset.children.find do |x|
x.type == Node::ENTITY_DECL
end)
assert(entity_decl.read_only?)
end
def test_set_content_with_symbol
node = xml.at("//name")
node.content = :foo
assert_equal("foo", node.content)
end
def test_set_native_content_is_unescaped
comment = Nokogiri.XML("<r><!-- foo --></r>").at("//comment()")
comment.native_content = " < " # content= will escape this string
assert_equal("<!-- < -->", comment.to_xml)
end
def test_find_by_css_class_with_nonstandard_whitespace
doc = Nokogiri::HTML("<div class='a\nb'></div>")
refute_nil(doc.at_css(".b"))
end
def test_find_by_css_with_tilde_eql
xml = Nokogiri::XML.parse(<<~eoxml)
<root>
<a>Hello world</a>
<a class='foo bar'>Bar</a>
<a class='bar foo'>Bar</a>
<a class='bar'>Bar</a>
<a class='baz bar foo'>Bar</a>
<a class='bazbarfoo'>Awesome</a>
<a class='bazbar'>Awesome</a>
</root>
eoxml
set = xml.css('a[@class~="bar"]')
assert_equal(4, set.length)
assert_equal(["Bar"], set.map(&:content).uniq)
end
def test_unlink
xml = Nokogiri::XML.parse(<<~eoxml)
<root>
<a class='foo bar'>Bar</a>
<a class='bar foo'>Bar</a>
<a class='bar'>Bar</a>
<a>Hello world</a>
<a class='baz bar foo'>Bar</a>
<a class='bazbarfoo'>Awesome</a>
<a class='bazbar'>Awesome</a>
</root>
eoxml
node = xml.xpath("//a")[3]
assert_equal("Hello world", node.text)
assert_match(/Hello world/, xml.to_s)
assert(node.parent)
assert(node.document)
assert(node.previous_sibling)
assert(node.next_sibling)
node.unlink
refute(node.parent)
# assert !node.document
refute(node.previous_sibling)
refute(node.next_sibling)
refute_match(/Hello world/, xml.to_s)
end
def test_next_sibling
assert(node = xml.root)
assert(sibling = node.child.next_sibling)
assert_equal("employee", sibling.name)
end
def test_previous_sibling
assert(node = xml.root)
assert(sibling = node.child.next_sibling)
assert_equal("employee", sibling.name)
assert_equal(sibling.previous_sibling, node.child)
end
def test_name=
assert(node = xml.root)
node.name = "awesome"
assert_equal("awesome", node.name)
end
def test_child
assert(node = xml.root)
assert(child = node.child)
assert_equal("text", child.name)
end
def test_key?
assert(node = xml.search("//address").first)
refute(node.key?("asdfasdf"))
end
def test_set_property
assert(node = xml.search("//address").first)
node["foo"] = "bar"
assert_equal("bar", node["foo"])
end
def test_set_property_non_string
assert(node = xml.search("//address").first)
node["foo"] = 1
assert_equal("1", node["foo"])
node["foo"] = false
assert_equal("false", node["foo"])
end
def test_path
assert(set = xml.search("//employee"))
assert(node = set.first)
assert_equal("/staff/employee[1]", node.path)
end
def test_parent_xpath
assert(set = xml.search("//employee"))
assert(node = set.first)
assert(parent_set = node.search(".."))
assert(parent_node = parent_set.first)
assert_equal("/staff", parent_node.path)
assert_equal(node.parent, parent_node)
end
def test_search_self
node = xml.at("//employee")
assert_equal(node.search(".").to_a, [node])
end
def test_search_by_symbol
assert(set = xml.search(:employee))
assert_equal(5, set.length)
assert(node = xml.at(:employee))
assert_match(/EMP0001/, node.text)
end
def test_encode_special_chars
foo = xml.css("employee").first.encode_special_chars("&")
assert_equal("&", foo)
end
def test_content_equals
node = Nokogiri::XML::Node.new("form", xml)
assert_equal("", node.content)
node.content = "hello world!"
assert_equal("hello world!", node.content)
node.content = "& <foo> &"
assert_equal("& <foo> &", node.content)
assert_equal("<form>& <foo> &amp;</form>", node.to_xml)
node.content = "1234 <-> 1234"
assert_equal("1234 <-> 1234", node.content)
assert_equal("<form>1234 <-> 1234</form>", node.to_xml)
node.content = "1234"
node.add_child("<foo>5678</foo>")
assert_equal("12345678", node.content)
end
# issue #839
def test_encoding_of_copied_nodes
d1 = Nokogiri::XML("<r><a>&</a></r>")
d2 = Nokogiri::XML("<r></r>")
ne = d1.root.xpath("//a").first.dup(1)
ne.content += "& < & > \" &"
d2.root << ne
assert_match(%r{<a>&& < & > \" &</a>}, d2.to_s)
end
def test_content_after_appending_text
doc = Nokogiri::XML("<foo />")
node = doc.children.first
node.content = "bar"
node << "baz"
assert_equal("barbaz", node.content)
end
def test_content_depth_first
node = Nokogiri::XML("<foo>first<baz>second</baz>third</foo>")
assert_equal("firstsecondthird", node.content)
end
def test_set_content_should_unlink_existing_content
node = xml.at_css("employee")
children = node.children
node.content = "hello"
children.each { |child| assert_nil(child.parent) }
end
def test_whitespace_nodes
doc = Nokogiri::XML.parse("<root><b>Foo</b>\n<i>Bar</i> <p>Bazz</p></root>")
children = doc.at("//root").children.collect(&:to_s)
assert_equal("\n", children[1])
assert_equal(" ", children[3])
end
def test_node_equality
doc1 = Nokogiri::XML.parse(File.read(XML_FILE), XML_FILE)
doc2 = Nokogiri::XML.parse(File.read(XML_FILE), XML_FILE)
address1_1 = doc1.xpath("//address").first
address1_2 = doc1.xpath("//address").first
address2 = doc2.xpath("//address").first
refute_equal(address1_1, address2) # two references to very, very similar nodes
assert_equal(address1_1, address1_2) # two references to the exact same node
end
def test_namespace_search_with_xpath_and_hash
xml = Nokogiri::XML.parse(<<~eoxml)
<root>
<car xmlns:part="http://general-motors.com/">
<part:tire>Michelin Model XGV</part:tire>
</car>
<bicycle xmlns:part="http://schwinn.com/">
<part:tire>I'm a bicycle tire!</part:tire>
</bicycle>
</root>
eoxml
tires = xml.xpath("//bike:tire", { "bike" => "http://schwinn.com/" })
assert_equal(1, tires.length)
end
def test_namespace_search_with_xpath_and_hash_with_symbol_keys
xml = Nokogiri::XML.parse(<<~eoxml)
<root>
<car xmlns:part="http://general-motors.com/">
<part:tire>Michelin Model XGV</part:tire>
</car>
<bicycle xmlns:part="http://schwinn.com/">
<part:tire>I'm a bicycle tire!</part:tire>
</bicycle>
</root>
eoxml
tires = xml.xpath("//bike:tire", bike: "http://schwinn.com/")
assert_equal(1, tires.length)
end
def test_namespace_search_with_css
xml = Nokogiri::XML.parse(<<~eoxml)
<root>
<car xmlns:part="http://general-motors.com/">
<part:tire>Michelin Model XGV</part:tire>
</car>
<bicycle xmlns:part="http://schwinn.com/">
<part:tire>I'm a bicycle tire!</part:tire>
</bicycle>
</root>
eoxml
tires = xml.css("bike|tire", "bike" => "http://schwinn.com/")
assert_equal(1, tires.length)
end
def test_namespaced_attribute_search_with_xpath
# from #593
xml_content = <<~EOXML
<?xml version="1.0"?>
<ns1:el1 xmlns:ns1="http://blabla.com" >
<ns1:el2 ns1:att="123">with namespace</ns1:el2 >
<ns1:el2 att="noNameSpace">no namespace</ns1:el2 >
</ns1:el1>
EOXML
xml_doc = Nokogiri::XML(xml_content)
no_ns = xml_doc.xpath("//*[@att]")
assert_equal(1, no_ns.length)
assert_equal("no namespace", no_ns.first.content)
with_ns = xml_doc.xpath("//*[@ns1:att]")
assert_equal(1, with_ns.length)
assert_equal("with namespace", with_ns.first.content)
end
def test_namespaced_attribute_search_with_css
# from #593
xml_content = <<~EOXML
<?xml version="1.0"?>
<ns1:el1 xmlns:ns1="http://blabla.com" >
<ns1:el2 ns1:att="123">with namespace</ns1:el2 >
<ns1:el2 att="noNameSpace">no namespace</ns1:el2 >
</ns1:el1>
EOXML
xml_doc = Nokogiri::XML(xml_content)
no_ns = xml_doc.css("*[att]")
assert_equal(1, no_ns.length)
assert_equal("no namespace", no_ns.first.content)
with_ns = xml_doc.css("*[ns1|att]")
assert_equal(1, with_ns.length)
assert_equal("with namespace", with_ns.first.content)
end
def test_namespaces_should_include_all_namespace_definitions
xml = Nokogiri::XML.parse(<<~EOF)
<x xmlns="http://quux.com/" xmlns:a="http://foo.com/" xmlns:b="http://bar.com/">
<y xmlns:c="http://bazz.com/">
<z>hello</z>
<a xmlns:c="http://newc.com/" />
</y>
</x>
EOF