diff options
Diffstat (limited to 'activerecord/test/cases/associations/eager_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/eager_test.rb | 46 |
1 files changed, 45 insertions, 1 deletions
diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index 874d53c51f..7f2a2229ee 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -749,6 +749,38 @@ class EagerAssociationTest < ActiveRecord::TestCase } end + def test_eager_has_many_through_with_order + tag = OrderedTag.create(name: 'Foo') + post1 = Post.create!(title: 'Beaches', body: "I like beaches!") + post2 = Post.create!(title: 'Pools', body: "I like pools!") + + Tagging.create!(taggable_type: 'Post', taggable_id: post1.id, tag: tag) + Tagging.create!(taggable_type: 'Post', taggable_id: post2.id, tag: tag) + + tag_with_includes = OrderedTag.includes(:tagged_posts).find(tag.id) + assert_equal(tag_with_includes.taggings.map(&:taggable).map(&:title), tag_with_includes.tagged_posts.map(&:title)) + end + + def test_eager_has_many_through_multiple_with_order + tag1 = OrderedTag.create!(name: 'Bar') + tag2 = OrderedTag.create!(name: 'Foo') + + post1 = Post.create!(title: 'Beaches', body: "I like beaches!") + post2 = Post.create!(title: 'Pools', body: "I like pools!") + + Tagging.create!(taggable: post1, tag: tag1) + Tagging.create!(taggable: post2, tag: tag1) + Tagging.create!(taggable: post2, tag: tag2) + Tagging.create!(taggable: post1, tag: tag2) + + tags_with_includes = OrderedTag.where(id: [tag1, tag2].map(&:id)).includes(:tagged_posts).order(:id).to_a + tag1_with_includes = tags_with_includes.first + tag2_with_includes = tags_with_includes.last + + assert_equal([post2, post1].map(&:title), tag1_with_includes.tagged_posts.map(&:title)) + assert_equal([post1, post2].map(&:title), tag2_with_includes.tagged_posts.map(&:title)) + end + def test_eager_with_default_scope developer = EagerDeveloperWithDefaultScope.where(:name => 'David').first projects = Project.order(:id).to_a @@ -1216,7 +1248,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_join_eager_with_empty_order_should_generate_valid_sql - assert_nothing_raised(ActiveRecord::StatementInvalid) do + assert_nothing_raised do Post.includes(:comments).order("").where(:comments => {:body => "Thank you for the welcome"}).first end end @@ -1360,6 +1392,18 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal('10 was not recognized for preload', exception.message) end + test "associations with extensions are not instance dependent" do + assert_nothing_raised do + Author.includes(:posts_with_extension).to_a + end + end + + test "including associations with extensions and an instance dependent scope is not supported" do + e = assert_raises(ArgumentError) do + Author.includes(:posts_with_extension_and_instance).to_a + end + assert_match(/Preloading instance dependent scopes is not supported/, e.message) + end test "preloading readonly association" do # has-one |