aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases
diff options
context:
space:
mode:
authorBogdan Gusiev <agresso@gmail.com>2019-06-06 14:56:25 +0300
committerBogdan Gusiev <agresso@gmail.com>2019-06-06 15:14:40 +0300
commit30c1999df1f50df3faa663efb90e641ff0c2d425 (patch)
treea67b3cba9b1466b27f59a9b6bc2497008c8ade45 /activerecord/test/cases
parent30b03ad73bad126538f4c6199522ccd007f101d5 (diff)
downloadrails-30c1999df1f50df3faa663efb90e641ff0c2d425.tar.gz
rails-30c1999df1f50df3faa663efb90e641ff0c2d425.tar.bz2
rails-30c1999df1f50df3faa663efb90e641ff0c2d425.zip
Fix preloading on AR::Relation where records are duplicated by a join
Diffstat (limited to 'activerecord/test/cases')
-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 545bc77fed..fe7e5dc559 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -2932,6 +2932,11 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal [], reference.ideal_jobs
end
+ def test_has_many_preloading_with_duplicate_records
+ posts = Post.joins(:comments).preload(:comments).to_a
+ assert_equal [1, 2], posts.first.comments.map(&:id)
+ end
+
private
def force_signal37_to_load_all_clients_of_firm