diff options
Diffstat (limited to 'activerecord/test/cases/associations/cascaded_eager_loading_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/cascaded_eager_loading_test.rb | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb index c7c32da9f3..0742e311d9 100644 --- a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb +++ b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb @@ -3,13 +3,15 @@ require 'models/post' require 'models/comment' require 'models/author' require 'models/categorization' +require 'models/category' require 'models/company' require 'models/topic' require 'models/reply' require 'models/person' class CascadedEagerLoadingTest < ActiveRecord::TestCase - fixtures :authors, :mixins, :companies, :posts, :topics, :accounts, :comments, :categorizations, :people + fixtures :authors, :mixins, :companies, :posts, :topics, :accounts, :comments, + :categorizations, :people, :categories def test_eager_association_loading_with_cascaded_two_levels authors = Author.find(:all, :include=>{:posts=>:comments}, :order=>"authors.id") @@ -45,6 +47,31 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase assert_equal people(:michael), Person.eager_load(:primary_contact => :primary_contact).where('primary_contacts_people_2.first_name = ?', 'Susan').order('people.id').first end + def test_cascaded_eager_association_loading_with_join_for_count + categories = Category.joins(:categorizations).includes([{:posts=>:comments}, :authors]) + + assert_nothing_raised do + assert_equal 2, categories.count + assert_equal 2, categories.all.uniq.size # Must uniq since instantiating with inner joins will get dupes + end + end + + def test_cascaded_eager_association_loading_with_duplicated_includes + categories = Category.includes(:categorizations).includes(:categorizations => :author).where("categorizations.id is not null") + assert_nothing_raised do + assert_equal 2, categories.count + assert_equal 2, categories.all.size + end + end + + def test_cascaded_eager_association_loading_with_twice_includes_edge_cases + categories = Category.includes(:categorizations => :author).includes(:categorizations => :post).where("posts.id is not null") + assert_nothing_raised do + assert_equal 2, categories.count + assert_equal 2, categories.all.size + end + end + def test_eager_association_loading_with_join_for_count authors = Author.joins(:special_posts).includes([:posts, :categorizations]) @@ -111,7 +138,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase end def test_eager_association_loading_with_multiple_stis_and_order - author = Author.find(:first, :include => { :posts => [ :special_comments , :very_special_comment ] }, :order => 'authors.name, comments.body, very_special_comments_posts.body', :conditions => 'posts.id = 4') + author = Author.find(:first, :include => { :posts => [ :special_comments , :very_special_comment ] }, :order => ['authors.name', 'comments.body', 'very_special_comments_posts.body'], :conditions => 'posts.id = 4') assert_equal authors(:david), author assert_no_queries do author.posts.first.special_comments |