diff options
Diffstat (limited to 'activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb index 470f0c3fd3..a6daf54c01 100644 --- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb @@ -333,6 +333,12 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal 3, project.developers.size end + def test_uniq_when_association_already_loaded + project = projects(:active_record) + project.developers << [ developers(:jamis), developers(:david), developers(:jamis), developers(:david) ] + assert_equal 3, Project.includes(:developers).find(project.id).developers.size + end + def test_deleting david = Developer.find(1) active_record = Project.find(1) |