Merge pull request #44058 from mgrunberg/has-one-through-disable-joins-associations-test

HasOneThroughDisableJoinsAssociationsTest: solve undefined local variable or method 'connection'

activerecord/test/cases/associations/has_one_through_disable_joins_associations_test.rb

@@ -76,6 +76,6 @@ class HasOneThroughDisableJoinsAssociationsTest < ActiveRecord::TestCase
       assert_no_match(/INNER JOIN/, nj)
     end
 
-    assert_match(/#{Regexp.escape(connection.quote_table_name('memberships.type'))}/, no_joins.first)
+    assert_match(/#{Regexp.escape(Member.connection.quote_table_name('memberships.type'))}/, no_joins.first)
   end
 end