No private def in the codebase

activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb

@@ -43,9 +43,11 @@ module ActiveRecord
       }
 
       class StatementPool < ConnectionAdapters::StatementPool # :nodoc:
-        private def dealloc(stmt)
-          stmt.close
-        end
+        private
+
+          def dealloc(stmt)
+            stmt.close
+          end
       end
 
       def initialize(connection, logger, connection_options, config)

activerecord/test/cases/query_cache_test.rb

@@ -55,16 +55,6 @@ class QueryCacheTest < ActiveRecord::TestCase
     assert_cache :off
   end
 
-  private def with_temporary_connection_pool
-    old_pool = ActiveRecord::Base.connection_handler.retrieve_connection_pool(ActiveRecord::Base.connection_specification_name)
-    new_pool = ActiveRecord::ConnectionAdapters::ConnectionPool.new ActiveRecord::Base.connection_pool.spec
-    ActiveRecord::Base.connection_handler.send(:owner_to_pool)["primary"] = new_pool
-
-    yield
-  ensure
-    ActiveRecord::Base.connection_handler.send(:owner_to_pool)["primary"] = old_pool
-  end
-
   def test_query_cache_across_threads
     with_temporary_connection_pool do
       begin
@@ -495,6 +485,17 @@ class QueryCacheTest < ActiveRecord::TestCase
   end
 
   private
+
+    def with_temporary_connection_pool
+      old_pool = ActiveRecord::Base.connection_handler.retrieve_connection_pool(ActiveRecord::Base.connection_specification_name)
+      new_pool = ActiveRecord::ConnectionAdapters::ConnectionPool.new ActiveRecord::Base.connection_pool.spec
+      ActiveRecord::Base.connection_handler.send(:owner_to_pool)["primary"] = new_pool
+
+      yield
+    ensure
+      ActiveRecord::Base.connection_handler.send(:owner_to_pool)["primary"] = old_pool
+    end
+
     def middleware(&app)
       executor = Class.new(ActiveSupport::Executor)
       ActiveRecord::QueryCache.install_executor_hooks executor