diff options
Diffstat (limited to 'activerecord/test/cases/associations')
-rw-r--r-- | activerecord/test/cases/associations/join_model_test.rb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index d4db4ef770..2b929d4480 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -639,7 +639,37 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase assert_equal comments.first.post, comments[1].post end end + + def test_has_many_through_include_uses_array_include_after_loaded + david = authors(:david) + category = david.categories.first + + assert_no_queries do + assert david.categories.loaded? + assert david.categories.include?(category) + end + end + + def test_has_many_through_include_checks_if_record_exists_if_target_not_loaded + david = authors(:david) + category = david.categories.first + + david.reload + assert ! david.categories.loaded? + assert_queries(1) do + assert david.categories.include?(category) + end + assert ! david.categories.loaded? + end + def test_has_many_through_include_returns_false_for_non_matching_record_to_verify_scoping + david = authors(:david) + category = Category.create!(:name => 'Not Associated') + + assert ! david.categories.loaded? + assert ! david.categories.include?(category) + end + private # create dynamic Post models to allow different dependency options def find_post_with_dependency(post_id, association, association_name, dependency) |