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