diff options
4 files changed, 15 insertions, 2 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index ebd1a3424a..29d218277f 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,5 +1,10 @@ ## unreleased ## +* Fix the `:primary_key` option for `has_many` associations. + Fixes #10693. + + *Yves Senn* + * fixes bug introduced by #3329. Now, when autosaving associations, deletions happen before inserts and saves. This prevents a 'duplicate unique value' database error that would occur if a record being created had diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb index 059e6c77bc..dab57bab88 100644 --- a/activerecord/lib/active_record/associations/has_many_association.rb +++ b/activerecord/lib/active_record/associations/has_many_association.rb @@ -89,8 +89,7 @@ module ActiveRecord records.each { |r| r.destroy } update_counter(-records.length) unless inverse_updates_counter_cache? else - keys = records.map { |r| r[reflection.association_primary_key] } - scope = scoped.where(reflection.association_primary_key => keys) + scope = self.scope.where(reflection.klass.primary_key => records) if method == :delete_all update_counter(-scope.delete_all) diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index 869ec1e4b8..8fd9de07c9 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -1492,6 +1492,14 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal david.essays, Essay.find_all_by_writer_id("David") end + def test_has_many_assignment_with_custom_primary_key + david = people(:david) + + assert_equal ["A Modest Proposal"], david.essays.map(&:name) + david.essays = [Essay.create!(name: "Remote Work" )] + assert_equal ["Remote Work"], david.essays.map(&:name) + end + def test_blank_custom_primary_key_on_new_record_should_not_run_queries author = Author.new assert !author.essays.loaded? diff --git a/activerecord/test/models/person.rb b/activerecord/test/models/person.rb index 07c529d685..3a7a730a1a 100644 --- a/activerecord/test/models/person.rb +++ b/activerecord/test/models/person.rb @@ -27,6 +27,7 @@ class Person < ActiveRecord::Base has_many :agents_posts, :through => :agents, :source => :posts has_many :agents_posts_authors, :through => :agents_posts, :source => :author + has_many :essays, primary_key: "first_name", foreign_key: "writer_id" scope :males, :conditions => { :gender => 'M' } scope :females, :conditions => { :gender => 'F' } |