diff options
Diffstat (limited to 'activerecord/test/cases/associations/has_many_associations_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/has_many_associations_test.rb | 10 |
1 files changed, 10 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 fd6d531645..1ddd380f23 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -20,6 +20,8 @@ require 'models/car' require 'models/bulb' require 'models/engine' require 'models/categorization' +require 'models/minivan' +require 'models/speedometer' class HasManyAssociationsTestForCountWithFinderSql < ActiveRecord::TestCase class Invoice < ActiveRecord::Base @@ -1747,4 +1749,12 @@ class HasManyAssociationsTest < ActiveRecord::TestCase david.posts_with_special_categorizations = [] assert_equal [], david.posts_with_special_categorizations end + + test "does not duplicate associations when used with natural primary keys" do + speedometer = Speedometer.create!(id: '4') + speedometer.minivans.create!(minivan_id: 'a-van-red' ,name: 'a van', color: 'red') + + assert_equal 1, speedometer.minivans.to_a.size, "Only one association should be present:\n#{speedometer.minivans.to_a}" + assert_equal 1, speedometer.reload.minivans.to_a.size + end end |