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require "abstract_unit"
require "active_support/xml_mini"
require "active_support/core_ext/hash/conversions"
class XMLMiniEngineTest < ActiveSupport::TestCase
def self.run_with_gem(gem_name)
require gem_name
yield
rescue LoadError
# Skip tests unless gem is available
end
def self.run_with_platform(platform_name)
yield if RUBY_PLATFORM.include?(platform_name)
end
def self.inherited(base)
base.include EngineTests
super
end
def setup
@default_backend = ActiveSupport::XmlMini.backend
ActiveSupport::XmlMini.backend = engine
super
end
def teardown
ActiveSupport::XmlMini.backend = @default_backend
super
end
module EngineTests
def test_file_from_xml
hash = Hash.from_xml(<<-eoxml)
<blog>
<logo type="file" name="logo.png" content_type="image/png">
</logo>
</blog>
eoxml
assert hash.key?("blog")
assert hash["blog"].key?("logo")
file = hash["blog"]["logo"]
assert_equal "logo.png", file.original_filename
assert_equal "image/png", file.content_type
end
def test_exception_thrown_on_expansion_attack
assert_raise expansion_attack_error do
Hash.from_xml(<<-eoxml)
<?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>
eoxml
end
end
def test_setting_backend
assert_engine_class ActiveSupport::XmlMini.backend
end
def test_blank_returns_empty_hash
assert_equal({}, ActiveSupport::XmlMini.parse(nil))
assert_equal({}, ActiveSupport::XmlMini.parse(""))
end
def test_parse_from_frozen_string
xml_string = "<root/>".freeze
assert_equal({ "root" => {} }, ActiveSupport::XmlMini.parse(xml_string))
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
skip_unless_extended_engine
assert_equal_rexml(StringIO.new(<<-eoxml))
<root>
good
<products>
hello everyone
</products>
morning
</root>
eoxml
end
def test_children_with_simple_cdata
skip_unless_extended_engine
assert_equal_rexml(<<-eoxml)
<root>
<products>
<![CDATA[cdatablock]]>
</products>
</root>
eoxml
end
def test_children_with_multiple_cdata
skip_unless_extended_engine
assert_equal_rexml(<<-eoxml)
<root>
<products>
<![CDATA[cdatablock1]]><![CDATA[cdatablock2]]>
</products>
</root>
eoxml
end
def test_children_with_text_and_cdata
skip_unless_extended_engine
assert_equal_rexml(<<-eoxml)
<root>
<products>
hello <![CDATA[cdatablock]]>
morning
</products>
</root>
eoxml
end
def test_children_with_blank_text
skip_unless_extended_engine
assert_equal_rexml(<<-eoxml)
<root>
<products> </products>
</root>
eoxml
end
def test_children_with_blank_text_and_attribute
skip_unless_extended_engine
assert_equal_rexml(<<-eoxml)
<root>
<products type="file"> </products>
</root>
eoxml
end
private
def engine
raise NotImplementedError
end
def assert_engine_class(actual)
assert_equal ActiveSupport.const_get("XmlMini_#{engine}"), actual
end
def assert_equal_rexml(xml)
parsed_xml = ActiveSupport::XmlMini.parse(xml)
xml.rewind if xml.respond_to?(:rewind)
hash = ActiveSupport::XmlMini.with_backend("REXML") { ActiveSupport::XmlMini.parse(xml) }
assert_equal(hash, parsed_xml)
end
def expansion_attack_error
raise NotImplementedError
end
def extended_engine?
true
end
def skip_unless_extended_engine
skip "#{engine} is not an extended engine" unless extended_engine?
end
end
end
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