зеркало из https://github.com/github/ruby.git
67 строки
1.8 KiB
Ruby
67 строки
1.8 KiB
Ruby
require "rexml/document"
|
|
require "test/unit"
|
|
|
|
class REXML::TestDocument < Test::Unit::TestCase
|
|
def test_new
|
|
doc = REXML::Document.new(<<EOF)
|
|
<?xml version="1.0" encoding="UTF-8"?>
|
|
<message>Hello world!</message>
|
|
EOF
|
|
assert_equal("Hello world!", doc.root.children.first.value)
|
|
end
|
|
|
|
XML_WITH_NESTED_ENTITY = <<EOF
|
|
<?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>
|
|
EOF
|
|
|
|
XML_WITH_4_ENTITY_EXPANSION = <<EOF
|
|
<?xml version="1.0" encoding="UTF-8"?>
|
|
<!DOCTYPE member [
|
|
<!ENTITY a "a">
|
|
<!ENTITY a2 "&a; &a;">
|
|
]>
|
|
<member>
|
|
&a;
|
|
&a2;
|
|
<
|
|
</member>
|
|
EOF
|
|
|
|
def test_entity_expansion_limit
|
|
doc = REXML::Document.new(XML_WITH_NESTED_ENTITY)
|
|
assert_raise(RuntimeError) do
|
|
doc.root.children.first.value
|
|
end
|
|
REXML::Document.entity_expansion_limit = 100
|
|
assert_equal(100, REXML::Document.entity_expansion_limit)
|
|
doc = REXML::Document.new(XML_WITH_NESTED_ENTITY)
|
|
assert_raise(RuntimeError) do
|
|
doc.root.children.first.value
|
|
end
|
|
assert_equal(101, doc.entity_expansion_count)
|
|
|
|
REXML::Document.entity_expansion_limit = 4
|
|
doc = REXML::Document.new(XML_WITH_4_ENTITY_EXPANSION)
|
|
assert_equal("\na\na a\n<\n", doc.root.children.first.value)
|
|
REXML::Document.entity_expansion_limit = 3
|
|
doc = REXML::Document.new(XML_WITH_4_ENTITY_EXPANSION)
|
|
assert_raise(RuntimeError) do
|
|
doc.root.children.first.value
|
|
end
|
|
ensure
|
|
REXML::Document.entity_expansion_limit = 10000
|
|
end
|
|
end
|