From e3dab67c44ed047cc91ccfcc17c5ee2bb9997be3 Mon Sep 17 00:00:00 2001 From: Rick Olson Date: Tue, 13 Mar 2007 05:23:18 +0000 Subject: Allow a polymorphic :source for has_many :through associations. Closes #7143 [protocool] git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6408 5ecf4fe2-1ee6-0310-87b1-e25e094e27de --- activerecord/test/associations/join_model_test.rb | 12 ++++++++++++ activerecord/test/fixtures/tag.rb | 2 ++ 2 files changed, 14 insertions(+) (limited to 'activerecord/test') diff --git a/activerecord/test/associations/join_model_test.rb b/activerecord/test/associations/join_model_test.rb index 1d2a4f6c5c..a5e525c670 100644 --- a/activerecord/test/associations/join_model_test.rb +++ b/activerecord/test/associations/join_model_test.rb @@ -300,6 +300,18 @@ class AssociationsJoinModelTest < Test::Unit::TestCase assert_equal [posts(:welcome), posts(:thinking)], tags(:general).taggings.find(:all, :include => :taggable) end end + + def test_has_many_polymorphic_with_source_type + assert_equal [posts(:welcome), posts(:thinking)], tags(:general).tagged_posts + end + + def test_eager_has_many_polymorphic_with_source_type + tag_with_include = Tag.find(tags(:general).id, :include => :tagged_posts) + desired = [posts(:welcome), posts(:thinking)] + assert_no_queries do + assert_equal desired, tag_with_include.tagged_posts + end + end def test_has_many_through_has_many_find_all assert_equal comments(:greetings), authors(:david).comments.find(:all, :order => 'comments.id').first diff --git a/activerecord/test/fixtures/tag.rb b/activerecord/test/fixtures/tag.rb index c12ec0c188..a581b381e8 100644 --- a/activerecord/test/fixtures/tag.rb +++ b/activerecord/test/fixtures/tag.rb @@ -2,4 +2,6 @@ class Tag < ActiveRecord::Base has_many :taggings has_many :taggables, :through => :taggings has_one :tagging + + has_many :tagged_posts, :through => :taggings, :source => :taggable, :source_type => 'Post' end \ No newline at end of file -- cgit v1.2.3