Fix AS::OrderHash#select and #reject on Ruby 2.1.1+

In Ruby 2.1.1 and later select and reject return a new instance of
Hash rather than the subclass so we need to override them to return
an instance of the correct class.

1 files changed, 4 insertions, 0 deletions

diff --git a/activesupport/test/ordered_hash_test.rb b/activesupport/test/ordered_hash_test.rb
index a7fd9402c8..bbaccf2594 100644
--- a/activesupport/test/ordered_hash_test.rb
+++ b/activesupport/test/ordered_hash_test.rb
@@ -125,6 +125,9 @@ class OrderedHashTest < Test::Unit::TestCase
 
   def test_select
     assert_equal @keys, @ordered_hash.select { true }.map(&:first)
+    new_ordered_hash = @ordered_hash.select { true }
+    assert_equal @keys, new_ordered_hash.map(&:first)
+    assert_instance_of ActiveSupport::OrderedHash, new_ordered_hash
   end
 
   def test_delete_if
@@ -147,6 +150,7 @@ class OrderedHashTest < Test::Unit::TestCase
     assert_equal copy, @ordered_hash
     assert !new_ordered_hash.keys.include?('pink')
     assert @ordered_hash.keys.include?('pink')
+    assert_instance_of ActiveSupport::OrderedHash, new_ordered_hash
   end
 
   def test_clear