2 files changed, 8 insertions, 0 deletions
diff --git a/test/psych/helper.rb b/test/psych/helper.rb
index 0111e11337..f28ac0f965 100644
--- a/test/psych/helper.rb
+++ b/test/psych/helper.rb
@@ -2,6 +2,7 @@ require 'minitest/autorun'
 require 'stringio'
 require 'tempfile'
 require 'date'
+
 require 'psych'
 
 module Psych
diff --git a/test/psych/visitors/test_to_ruby.rb b/test/psych/visitors/test_to_ruby.rb
index c13d980468..5c6ba2b397 100644
--- a/test/psych/visitors/test_to_ruby.rb
+++ b/test/psych/visitors/test_to_ruby.rb
@@ -321,6 +321,13 @@ description:
         assert_equal %w{ foo foo }, list
         assert_equal list[0].object_id, list[1].object_id
       end
+
+      def test_mapping_with_str_tag
+        mapping = Nodes::Mapping.new(nil, '!strawberry')
+        mapping.children << Nodes::Scalar.new('foo')
+        mapping.children << Nodes::Scalar.new('bar')
+        assert_equal({'foo' => 'bar'}, mapping.to_ruby)
+      end
     end
   end
 end