1 files changed, 27 insertions, 0 deletions
diff --git a/activesupport/test/xml_mini/rexml_engine_test.rb b/activesupport/test/xml_mini/rexml_engine_test.rb
new file mode 100644
index 0000000000..b711619ba7
--- /dev/null
+++ b/activesupport/test/xml_mini/rexml_engine_test.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+require_relative "xml_mini_engine_test"
+
+class REXMLEngineTest < XMLMiniEngineTest
+  def test_default_is_rexml
+    assert_equal ActiveSupport::XmlMini_REXML, ActiveSupport::XmlMini.backend
+  end
+
+  def test_parse_from_empty_string
+    assert_equal({}, ActiveSupport::XmlMini.parse(""))
+  end
+
+  def test_parse_from_frozen_string
+    xml_string = "<root></root>"
+    assert_equal({ "root" => {} }, ActiveSupport::XmlMini.parse(xml_string))
+  end
+
+  private
+    def engine
+      "REXML"
+    end
+
+    def expansion_attack_error
+      RuntimeError
+    end
+end