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begin
require 'libxml'
rescue LoadError
# Skip libxml tests
else
require 'abstract_unit'
require 'active_support/xml_mini'
require 'active_support/core_ext/hash/conversions'
class LibxmlEngineTest < ActiveSupport::TestCase
include ActiveSupport
def setup
@default_backend = XmlMini.backend
XmlMini.backend = 'LibXML'
LibXML::XML::Error.set_handler(&lambda { |error| }) #silence libxml, exceptions will do
end
def teardown
XmlMini.backend = @default_backend
end
def test_exception_thrown_on_expansion_attack
assert_raise LibXML::XML::Error do
attack_xml = %{<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE member [
<!ENTITY a "&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;">
<!ENTITY b "&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;">
<!ENTITY c "&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;">
<!ENTITY d "&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;">
<!ENTITY e "&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;">
<!ENTITY f "&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;">
<!ENTITY g "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx">
]>
<member>
&a;
</member>
}
Hash.from_xml(attack_xml)
end
end
def test_setting_libxml_as_backend
XmlMini.backend = 'LibXML'
assert_equal XmlMini_LibXML, XmlMini.backend
end
def test_blank_returns_empty_hash
assert_equal({}, XmlMini.parse(nil))
assert_equal({}, XmlMini.parse(''))
end
def test_array_type_makes_an_array
assert_equal_rexml(<<-eoxml)
<blog>
<posts type="array">
<post>a post</post>
<post>another post</post>
</posts>
</blog>
eoxml
end
def test_one_node_document_as_hash
assert_equal_rexml(<<-eoxml)
<products/>
eoxml
end
def test_one_node_with_attributes_document_as_hash
assert_equal_rexml(<<-eoxml)
<products foo="bar"/>
eoxml
end
def test_products_node_with_book_node_as_hash
assert_equal_rexml(<<-eoxml)
<products>
<book name="awesome" id="12345" />
</products>
eoxml
end
def test_products_node_with_two_book_nodes_as_hash
assert_equal_rexml(<<-eoxml)
<products>
<book name="awesome" id="12345" />
<book name="america" id="67890" />
</products>
eoxml
end
def test_single_node_with_content_as_hash
assert_equal_rexml(<<-eoxml)
<products>
hello world
</products>
eoxml
end
def test_children_with_children
assert_equal_rexml(<<-eoxml)
<root>
<products>
<book name="america" id="67890" />
</products>
</root>
eoxml
end
def test_children_with_text
assert_equal_rexml(<<-eoxml)
<root>
<products>
hello everyone
</products>
</root>
eoxml
end
def test_children_with_non_adjacent_text
assert_equal_rexml(<<-eoxml)
<root>
good
<products>
hello everyone
</products>
morning
</root>
eoxml
end
def test_parse_from_io
io = StringIO.new(<<-eoxml)
<root>
good
<products>
hello everyone
</products>
morning
</root>
eoxml
assert_equal_rexml(io)
end
def test_children_with_simple_cdata
assert_equal_rexml(<<-eoxml)
<root>
<products>
<![CDATA[cdatablock]]>
</products>
</root>
eoxml
end
def test_children_with_multiple_cdata
assert_equal_rexml(<<-eoxml)
<root>
<products>
<![CDATA[cdatablock1]]><![CDATA[cdatablock2]]>
</products>
</root>
eoxml
end
def test_children_with_text_and_cdata
assert_equal_rexml(<<-eoxml)
<root>
<products>
hello <![CDATA[cdatablock]]>
morning
</products>
</root>
eoxml
end
def test_children_with_blank_text
assert_equal_rexml(<<-eoxml)
<root>
<products> </products>
</root>
eoxml
end
def test_children_with_blank_text_and_attribute
assert_equal_rexml(<<-eoxml)
<root>
<products type="file"> </products>
</root>
eoxml
end
private
def assert_equal_rexml(xml)
parsed_xml = XmlMini.parse(xml)
xml.rewind if xml.respond_to?(:rewind)
hash = XmlMini.with_backend('REXML') { XmlMini.parse(xml) }
assert_equal(hash, parsed_xml)
end
end
end
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