1 files changed, 21 insertions, 12 deletions
diff --git a/activesupport/test/xml_mini/rexml_engine_test.rb b/activesupport/test/xml_mini/rexml_engine_test.rb
index f0067ca656..dc62f3f671 100644
--- a/activesupport/test/xml_mini/rexml_engine_test.rb
+++ b/activesupport/test/xml_mini/rexml_engine_test.rb
@@ -1,5 +1,5 @@
-require 'abstract_unit'
-require 'active_support/xml_mini'
+require "abstract_unit"
+require "active_support/xml_mini"
 
 class REXMLEngineTest < ActiveSupport::TestCase
   def test_default_is_rexml
@@ -7,12 +7,12 @@ class REXMLEngineTest < ActiveSupport::TestCase
   end
 
   def test_set_rexml_as_backend
-    ActiveSupport::XmlMini.backend = 'REXML'
+    ActiveSupport::XmlMini.backend = "REXML"
     assert_equal ActiveSupport::XmlMini_REXML, ActiveSupport::XmlMini.backend
   end
 
   def test_parse_from_io
-    ActiveSupport::XmlMini.backend = 'REXML'
+    ActiveSupport::XmlMini.backend = "REXML"
     io = StringIO.new(<<-eoxml)
     <root>
       good
@@ -22,14 +22,23 @@ class REXMLEngineTest < ActiveSupport::TestCase
       morning
     </root>
     eoxml
-    assert_equal_rexml(io)
+    hash = ActiveSupport::XmlMini.parse(io)
+    assert hash.has_key?("root")
+    assert hash["root"].has_key?("products")
+    assert_match "good", hash["root"]["__content__"]
+    products = hash["root"]["products"]
+    assert products.has_key?("__content__")
+    assert_match "hello everyone", products["__content__"]
   end
 
-  private
-    def assert_equal_rexml(xml)
-      parsed_xml = ActiveSupport::XmlMini.parse(xml)
-      xml.rewind if xml.respond_to?(:rewind)
-      hash = ActiveSupport::XmlMini.with_backend('REXML') { ActiveSupport::XmlMini.parse(xml) }
-      assert_equal(hash, parsed_xml)
-    end
+  def test_parse_from_empty_string
+    ActiveSupport::XmlMini.backend = "REXML"
+    assert_equal({}, ActiveSupport::XmlMini.parse(""))
+  end
+
+  def test_parse_from_frozen_string
+    ActiveSupport::XmlMini.backend = "REXML"
+    xml_string = "<root></root>".freeze
+    assert_equal({ "root" => {} }, ActiveSupport::XmlMini.parse(xml_string))
+  end
 end