test/unit/xml_hash_test.rb in roxml-2.3.2 vs test/unit/xml_hash_test.rb in roxml-2.4.0

@@ -1,10 +1,51 @@
 require File.join(File.dirname(__FILE__), '..', 'test_helper')
 
+class BookWithContributorHash
+  include ROXML
+
+  xml_reader :contributors, {:key => {:attr => 'role'},
+                             :value => 'name'}
+end
+
 class TestXMLHash < Test::Unit::TestCase
   def setup
     @contents = {'quaquaversally' => 'adjective: (of a geological formation) sloping downward from the center in all directions.',
                  'tergiversate' => 'To use evasions or ambiguities; equivocate.'}
+  end
+
+  def test_hash_preserves_data
+    b = BookWithContributorHash.from_xml(%{
+      <book isbn="0974514055">
+        <contributor role="author"><name>David Thomas</name></contributor>
+        <contributor role="supporting author"><name>Andrew Hunt</name></contributor>
+        <contributor role="supporting author"><name>Chad Fowler</name></contributor>
+      </book>
+    })
+    assert_equal({'author' => 'David Thomas', 'supporting author' => ['Andrew Hunt', 'Chad Fowler']},
+      b.contributors)
+  end
+
+  def test_hash_with_object_key_fails
+    assert_raise ArgumentError do
+      Class.new do
+        include ROXML
+
+        xml_reader :object_key_to_text, {:key => BookWithContributorHash,
+                                         :value => 'text_node'}
+      end
+    end
+  end
+
+  def test_hash_with_object_value_fails
+    assert_raise ArgumentError do
+      Class.new do
+        include ROXML
+
+        xml_reader :key_to_object_value, {:key => {:attr => 'text_node'},
+                                          :value => BookWithContributorHash}
+      end
+    end
   end
 
   def test_attrs_hash
     dict = DictionaryOfAttrs.from_xml(fixture(:dictionary_of_attrs))
     assert_equal Hash, dict.definitions.class
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