From 96a2b3905ce14df8f25b1646d3b110505bf8820b Mon Sep 17 00:00:00 2001
From: Willem van Bergen <willem@vanbergen.org>
Date: Fri, 1 Jan 2010 12:57:36 +0100
Subject: Added SAX-based parser for XmlMini, using LibXML

Signed-off-by: Jeremy Kemper <jeremy@bitsweat.net>
---
 .../test/xml_mini/libxmlsax_engine_test.rb         | 194 +++++++++++++++++++++
 1 file changed, 194 insertions(+)
 create mode 100644 activesupport/test/xml_mini/libxmlsax_engine_test.rb

(limited to 'activesupport/test/xml_mini/libxmlsax_engine_test.rb')

diff --git a/activesupport/test/xml_mini/libxmlsax_engine_test.rb b/activesupport/test/xml_mini/libxmlsax_engine_test.rb
new file mode 100644
index 0000000000..6d5b3673fa
--- /dev/null
+++ b/activesupport/test/xml_mini/libxmlsax_engine_test.rb
@@ -0,0 +1,194 @@
+require 'abstract_unit'
+require 'active_support/xml_mini'
+require 'active_support/core_ext/hash/conversions'
+
+begin
+  require 'libxml'
+rescue LoadError
+  # Skip libxml tests
+else
+
+class LibXMLSAXEngineTest < Test::Unit::TestCase
+  include ActiveSupport
+
+  def setup
+    @default_backend = XmlMini.backend
+    XmlMini.backend = 'LibXMLSAX'
+
+    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 = 'LibXMLSAX'
+    assert_equal XmlMini_LibXMLSAX, 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
+    XmlMini.parse(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
+
+  private
+  def assert_equal_rexml(xml)
+    hash = XmlMini.with_backend('REXML') { XmlMini.parse(xml) }
+    assert_equal(hash, XmlMini.parse(xml))
+  end
+end
+
+end
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