Merge pull request #206 from jxa/schema-element-fixes

Fix Schema::Element required? and array? methods

Author: cfis

lib/libxml/schema/element.rb

@@ -3,6 +3,14 @@
 module LibXML
   module XML
     class Schema::Element
+      def min_occurs
+        @min
+      end
+
+      def max_occurs
+        @max
+      end
+
       def required?
         !min_occurs.zero?
       end

test/test_schema.rb

@@ -198,13 +198,19 @@ def test_schema_element
     assert_equal('orderperson', element.name)
     assert_nil(element.namespace)
     assert_equal("orderperson element documentation", element.annotation)
+    assert_equal(false, element.array?)
+    assert_equal(true, element.required?)
 
     element = @schema.types['shiporderType'].elements['item']
     assert_equal('item', element.name)
+    assert_equal(true, element.array?)
+    assert_equal(true, element.required?)
 
     element = @schema.types['shiporderType'].elements['item'].type.elements['note']
     assert_equal('note', element.name)
     assert_equal('string', element.type.name)
+    assert_equal(false, element.array?)
+    assert_equal(false, element.required?)
   end
 
   def test_schema_attributes