aboutsummaryrefslogtreecommitdiffstats
path: root/activesupport/test/xml_mini/libxmlsax_engine_test.rb
blob: a92cd9da8c46b1376ea7196141d1a0a8add6331c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
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 LibXMLSAXEngineTest < ActiveSupport::TestCase
  include ActiveSupport

  def setup
    @default_backend = XmlMini.backend
    XmlMini.backend = "LibXMLSAX"
  end

  def teardown
    XmlMini.backend = @default_backend
  end

  def test_exception_thrown_on_expansion_attack
    assert_raise LibXML::XML::Error do
      attack_xml = <<-EOT
      <?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>
      EOT

      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
    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

  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