diff options
Diffstat (limited to 'activerecord/test/cases')
| -rw-r--r-- | activerecord/test/cases/associations/eager_test.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index 8be663e3dc..5b8d4722af 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -123,6 +123,24 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal memberships(:membership_of_boring_club), member.current_membership end + def test_loading_associations_dont_leak_instance_state + assertions = ->(firm) { + assert_equal companies(:first_firm), firm + + assert_predicate firm.association(:readonly_account), :loaded? + assert_predicate firm.association(:accounts), :loaded? + + assert_equal accounts(:signals37), firm.readonly_account + assert_equal [accounts(:signals37)], firm.accounts + + assert_predicate firm.readonly_account, :readonly? + assert firm.accounts.none?(&:readonly?) + } + + assertions.call(Firm.preload(:readonly_account, :accounts).first) + assertions.call(Firm.eager_load(:readonly_account, :accounts).first) + end + def test_with_ordering list = Post.all.merge!(includes: :comments, order: "posts.id DESC").to_a [:other_by_mary, :other_by_bob, :misc_by_mary, :misc_by_bob, :eager_other, |