diff options
Diffstat (limited to 'activerecord/test/cases/associations/eager_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/eager_test.rb | 549 |
1 files changed, 308 insertions, 241 deletions
diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index 874d53c51f..d1c4c1cef8 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -1,31 +1,31 @@ require "cases/helper" -require 'models/post' -require 'models/tagging' -require 'models/tag' -require 'models/comment' -require 'models/author' -require 'models/essay' -require 'models/category' -require 'models/company' -require 'models/person' -require 'models/reader' -require 'models/owner' -require 'models/pet' -require 'models/reference' -require 'models/job' -require 'models/subscriber' -require 'models/subscription' -require 'models/book' -require 'models/developer' -require 'models/computer' -require 'models/project' -require 'models/member' -require 'models/membership' -require 'models/club' -require 'models/categorization' -require 'models/sponsor' -require 'models/mentor' -require 'models/contract' +require "models/post" +require "models/tagging" +require "models/tag" +require "models/comment" +require "models/author" +require "models/essay" +require "models/category" +require "models/company" +require "models/person" +require "models/reader" +require "models/owner" +require "models/pet" +require "models/reference" +require "models/job" +require "models/subscriber" +require "models/subscription" +require "models/book" +require "models/developer" +require "models/computer" +require "models/project" +require "models/member" +require "models/membership" +require "models/club" +require "models/categorization" +require "models/sponsor" +require "models/mentor" +require "models/contract" class EagerAssociationTest < ActiveRecord::TestCase fixtures :posts, :comments, :authors, :essays, :author_addresses, :categories, :categories_posts, @@ -34,42 +34,42 @@ class EagerAssociationTest < ActiveRecord::TestCase :developers, :projects, :developers_projects, :members, :memberships, :clubs, :sponsors def test_eager_with_has_one_through_join_model_with_conditions_on_the_through - member = Member.all.merge!(:includes => :favourite_club).find(members(:some_other_guy).id) + member = Member.all.merge!(includes: :favourite_club).find(members(:some_other_guy).id) assert_nil member.favourite_club end def test_loading_with_one_association - posts = Post.all.merge!(:includes => :comments).to_a + posts = Post.all.merge!(includes: :comments).to_a post = posts.find { |p| p.id == 1 } assert_equal 2, post.comments.size - assert post.comments.include?(comments(:greetings)) + assert_includes post.comments, comments(:greetings) - post = Post.all.merge!(:includes => :comments, :where => "posts.title = 'Welcome to the weblog'").first + post = Post.all.merge!(includes: :comments, where: "posts.title = 'Welcome to the weblog'").first assert_equal 2, post.comments.size - assert post.comments.include?(comments(:greetings)) + assert_includes post.comments, comments(:greetings) - posts = Post.all.merge!(:includes => :last_comment).to_a + posts = Post.all.merge!(includes: :last_comment).to_a post = posts.find { |p| p.id == 1 } assert_equal Post.find(1).last_comment, post.last_comment end def test_loading_with_one_association_with_non_preload - posts = Post.all.merge!(:includes => :last_comment, :order => 'comments.id DESC').to_a + posts = Post.all.merge!(includes: :last_comment, order: "comments.id DESC").to_a post = posts.find { |p| p.id == 1 } assert_equal Post.find(1).last_comment, post.last_comment end def test_loading_conditions_with_or posts = authors(:david).posts.references(:comments).merge( - :includes => :comments, - :where => "comments.body like 'Normal%' OR comments.#{QUOTED_TYPE} = 'SpecialComment'" + includes: :comments, + where: "comments.body like 'Normal%' OR comments.#{QUOTED_TYPE} = 'SpecialComment'" ).to_a assert_nil posts.detect { |p| p.author_id != authors(:david).id }, "expected to find only david's posts" end def test_with_ordering - list = Post.all.merge!(:includes => :comments, :order => "posts.id DESC").to_a + list = Post.all.merge!(includes: :comments, order: "posts.id DESC").to_a [:other_by_mary, :other_by_bob, :misc_by_mary, :misc_by_bob, :eager_other, :sti_habtm, :sti_post_and_comments, :sti_comments, :authorless, :thinking, :welcome ].each_with_index do |post, index| @@ -90,49 +90,53 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_no_queries { authors.map(&:post) } end + def test_calculate_with_string_in_from_and_eager_loading + assert_equal 10, Post.from("authors, posts").eager_load(:comments).where("posts.author_id = authors.id").count + end + def test_with_two_tables_in_from_without_getting_double_quoted posts = Post.select("posts.*").from("authors, posts").eager_load(:comments).where("posts.author_id = authors.id").order("posts.id").to_a assert_equal 2, posts.first.comments.size end def test_loading_with_multiple_associations - posts = Post.all.merge!(:includes => [ :comments, :author, :categories ], :order => "posts.id").to_a + posts = Post.all.merge!(includes: [ :comments, :author, :categories ], order: "posts.id").to_a assert_equal 2, posts.first.comments.size assert_equal 2, posts.first.categories.size - assert posts.first.comments.include?(comments(:greetings)) + assert_includes posts.first.comments, comments(:greetings) end def test_duplicate_middle_objects - comments = Comment.all.merge!(:where => 'post_id = 1', :includes => [:post => :author]).to_a + comments = Comment.all.merge!(where: "post_id = 1", includes: [post: :author]).to_a assert_no_queries do - comments.each {|comment| comment.post.author.name} + comments.each { |comment| comment.post.author.name } end end def test_preloading_has_many_in_multiple_queries_with_more_ids_than_database_can_handle assert_called(Comment.connection, :in_clause_length, returns: 5) do - posts = Post.all.merge!(:includes=>:comments).to_a + posts = Post.all.merge!(includes: :comments).to_a assert_equal 11, posts.size end end def test_preloading_has_many_in_one_queries_when_database_has_no_limit_on_ids_it_can_handle assert_called(Comment.connection, :in_clause_length, returns: nil) do - posts = Post.all.merge!(:includes=>:comments).to_a + posts = Post.all.merge!(includes: :comments).to_a assert_equal 11, posts.size end end def test_preloading_habtm_in_multiple_queries_with_more_ids_than_database_can_handle assert_called(Comment.connection, :in_clause_length, times: 2, returns: 5) do - posts = Post.all.merge!(:includes=>:categories).to_a + posts = Post.all.merge!(includes: :categories).to_a assert_equal 11, posts.size end end def test_preloading_habtm_in_one_queries_when_database_has_no_limit_on_ids_it_can_handle assert_called(Comment.connection, :in_clause_length, times: 2, returns: nil) do - posts = Post.all.merge!(:includes=>:categories).to_a + posts = Post.all.merge!(includes: :categories).to_a assert_equal 11, posts.size end end @@ -141,7 +145,7 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_called(Comment.connection, :in_clause_length, returns: nil) do post = posts(:welcome) assert_queries(2) do - Post.includes(:comments).where(:id => post.id).to_a + Post.includes(:comments).where(id: post.id).to_a end end end @@ -150,7 +154,7 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_called(Comment.connection, :in_clause_length, returns: 1) do post1, post2 = posts(:welcome), posts(:thinking) assert_queries(3) do - Post.includes(:comments).where(:id => [post1.id, post2.id]).to_a + Post.includes(:comments).where(id: [post1.id, post2.id]).to_a end end end @@ -159,50 +163,50 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_called(Comment.connection, :in_clause_length, returns: 3) do post = posts(:welcome) assert_queries(2) do - Post.includes(:comments).where(:id => post.id).to_a + Post.includes(:comments).where(id: post.id).to_a end end end def test_including_duplicate_objects_from_belongs_to - popular_post = Post.create!(:title => 'foo', :body => "I like cars!") - comment = popular_post.comments.create!(:body => "lol") - popular_post.readers.create!(:person => people(:michael)) - popular_post.readers.create!(:person => people(:david)) + popular_post = Post.create!(title: "foo", body: "I like cars!") + comment = popular_post.comments.create!(body: "lol") + popular_post.readers.create!(person: people(:michael)) + popular_post.readers.create!(person: people(:david)) - readers = Reader.all.merge!(:where => ["post_id = ?", popular_post.id], - :includes => {:post => :comments}).to_a + readers = Reader.all.merge!(where: ["post_id = ?", popular_post.id], + includes: { post: :comments }).to_a readers.each do |reader| assert_equal [comment], reader.post.comments end end def test_including_duplicate_objects_from_has_many - car_post = Post.create!(:title => 'foo', :body => "I like cars!") + car_post = Post.create!(title: "foo", body: "I like cars!") car_post.categories << categories(:general) car_post.categories << categories(:technology) - comment = car_post.comments.create!(:body => "hmm") - categories = Category.all.merge!(:where => { 'posts.id' => car_post.id }, - :includes => {:posts => :comments}).to_a + comment = car_post.comments.create!(body: "hmm") + categories = Category.all.merge!(where: { "posts.id" => car_post.id }, + includes: { posts: :comments }).to_a categories.each do |category| assert_equal [comment], category.posts[0].comments end end def test_associations_loaded_for_all_records - post = Post.create!(:title => 'foo', :body => "I like cars!") - SpecialComment.create!(:body => 'Come on!', :post => post) - first_category = Category.create! :name => 'First!', :posts => [post] - second_category = Category.create! :name => 'Second!', :posts => [post] + post = Post.create!(title: "foo", body: "I like cars!") + SpecialComment.create!(body: "Come on!", post: post) + first_category = Category.create! name: "First!", posts: [post] + second_category = Category.create! name: "Second!", posts: [post] - categories = Category.where(:id => [first_category.id, second_category.id]).includes(:posts => :special_comments) + categories = Category.where(id: [first_category.id, second_category.id]).includes(posts: :special_comments) assert_equal categories.map { |category| category.posts.first.special_comments.loaded? }, [true, true] end def test_finding_with_includes_on_has_many_association_with_same_include_includes_only_once author_id = authors(:david).id - author = assert_queries(3) { Author.all.merge!(:includes => {:posts_with_comments => :comments}).find(author_id) } # find the author, then find the posts, then find the comments + author = assert_queries(3) { Author.all.merge!(includes: { posts_with_comments: :comments }).find(author_id) } # find the author, then find the posts, then find the comments author.posts_with_comments.each do |post_with_comments| assert_equal post_with_comments.comments.length, post_with_comments.comments.count assert_nil post_with_comments.comments.to_a.uniq! @@ -213,7 +217,7 @@ class EagerAssociationTest < ActiveRecord::TestCase author = authors(:david) post = author.post_about_thinking_with_last_comment last_comment = post.last_comment - author = assert_queries(3) { Author.all.merge!(:includes => {:post_about_thinking_with_last_comment => :last_comment}).find(author.id)} # find the author, then find the posts, then find the comments + author = assert_queries(3) { Author.all.merge!(includes: { post_about_thinking_with_last_comment: :last_comment }).find(author.id) } # find the author, then find the posts, then find the comments assert_no_queries do assert_equal post, author.post_about_thinking_with_last_comment assert_equal last_comment, author.post_about_thinking_with_last_comment.last_comment @@ -224,7 +228,7 @@ class EagerAssociationTest < ActiveRecord::TestCase post = posts(:welcome) author = post.author author_address = author.author_address - post = assert_queries(3) { Post.all.merge!(:includes => {:author_with_address => :author_address}).find(post.id) } # find the post, then find the author, then find the address + post = assert_queries(3) { Post.all.merge!(includes: { author_with_address: :author_address }).find(post.id) } # find the post, then find the author, then find the address assert_no_queries do assert_equal author, post.author_with_address assert_equal author_address, post.author_with_address.author_address @@ -234,7 +238,7 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_finding_with_includes_on_null_belongs_to_association_with_same_include_includes_only_once post = posts(:welcome) post.update!(author: nil) - post = assert_queries(1) { Post.all.merge!(includes: {author_with_address: :author_address}).find(post.id) } + post = assert_queries(1) { Post.all.merge!(includes: { author_with_address: :author_address }).find(post.id) } # find the post, then find the author which is null so no query for the author or address assert_no_queries do assert_equal nil, post.author_with_address @@ -244,7 +248,7 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_finding_with_includes_on_null_belongs_to_polymorphic_association sponsor = sponsors(:moustache_club_sponsor_for_groucho) sponsor.update!(sponsorable: nil) - sponsor = assert_queries(1) { Sponsor.all.merge!(:includes => :sponsorable).find(sponsor.id) } + sponsor = assert_queries(1) { Sponsor.all.merge!(includes: :sponsorable).find(sponsor.id) } assert_no_queries do assert_equal nil, sponsor.sponsorable end @@ -252,9 +256,9 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_finding_with_includes_on_empty_polymorphic_type_column sponsor = sponsors(:moustache_club_sponsor_for_groucho) - sponsor.update!(sponsorable_type: '', sponsorable_id: nil) # sponsorable_type column might be declared NOT NULL + sponsor.update!(sponsorable_type: "", sponsorable_id: nil) # sponsorable_type column might be declared NOT NULL sponsor = assert_queries(1) do - assert_nothing_raised { Sponsor.all.merge!(:includes => :sponsorable).find(sponsor.id) } + assert_nothing_raised { Sponsor.all.merge!(includes: :sponsorable).find(sponsor.id) } end assert_no_queries do assert_equal nil, sponsor.sponsorable @@ -262,25 +266,25 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_loading_from_an_association - posts = authors(:david).posts.merge(:includes => :comments, :order => "posts.id").to_a + posts = authors(:david).posts.merge(includes: :comments, order: "posts.id").to_a assert_equal 2, posts.first.comments.size end def test_loading_from_an_association_that_has_a_hash_of_conditions assert_nothing_raised do - Author.all.merge!(:includes => :hello_posts_with_hash_conditions).to_a + Author.all.merge!(includes: :hello_posts_with_hash_conditions).to_a end - assert !Author.all.merge!(:includes => :hello_posts_with_hash_conditions).find(authors(:david).id).hello_posts.empty? + assert !Author.all.merge!(includes: :hello_posts_with_hash_conditions).find(authors(:david).id).hello_posts.empty? end def test_loading_with_no_associations - assert_nil Post.all.merge!(:includes => :author).find(posts(:authorless).id).author + assert_nil Post.all.merge!(includes: :author).find(posts(:authorless).id).author end # Regression test for 21c75e5 def test_nested_loading_does_not_raise_exception_when_association_does_not_exist assert_nothing_raised do - Post.all.merge!(:includes => {:author => :author_addresss}).find(posts(:authorless).id) + Post.all.merge!(includes: { author: :author_addresss }).find(posts(:authorless).id) end end @@ -288,107 +292,107 @@ class EagerAssociationTest < ActiveRecord::TestCase post_id = Comment.where(author_id: nil).where.not(post_id: nil).first.post_id assert_nothing_raised do - Post.preload(:comments => [{:author => :essays}]).find(post_id) + Post.preload(comments: [{ author: :essays }]).find(post_id) end end def test_nested_loading_through_has_one_association - aa = AuthorAddress.all.merge!(:includes => {:author => :posts}).find(author_addresses(:david_address).id) + aa = AuthorAddress.all.merge!(includes: { author: :posts }).find(author_addresses(:david_address).id) assert_equal aa.author.posts.count, aa.author.posts.length end def test_nested_loading_through_has_one_association_with_order - aa = AuthorAddress.all.merge!(:includes => {:author => :posts}, :order => 'author_addresses.id').find(author_addresses(:david_address).id) + aa = AuthorAddress.all.merge!(includes: { author: :posts }, order: "author_addresses.id").find(author_addresses(:david_address).id) assert_equal aa.author.posts.count, aa.author.posts.length end def test_nested_loading_through_has_one_association_with_order_on_association - aa = AuthorAddress.all.merge!(:includes => {:author => :posts}, :order => 'authors.id').find(author_addresses(:david_address).id) + aa = AuthorAddress.all.merge!(includes: { author: :posts }, order: "authors.id").find(author_addresses(:david_address).id) assert_equal aa.author.posts.count, aa.author.posts.length end def test_nested_loading_through_has_one_association_with_order_on_nested_association - aa = AuthorAddress.all.merge!(:includes => {:author => :posts}, :order => 'posts.id').find(author_addresses(:david_address).id) + aa = AuthorAddress.all.merge!(includes: { author: :posts }, order: "posts.id").find(author_addresses(:david_address).id) assert_equal aa.author.posts.count, aa.author.posts.length end def test_nested_loading_through_has_one_association_with_conditions aa = AuthorAddress.references(:author_addresses).merge( - :includes => {:author => :posts}, - :where => "author_addresses.id > 0" + includes: { author: :posts }, + where: "author_addresses.id > 0" ).find author_addresses(:david_address).id assert_equal aa.author.posts.count, aa.author.posts.length end def test_nested_loading_through_has_one_association_with_conditions_on_association aa = AuthorAddress.references(:authors).merge( - :includes => {:author => :posts}, - :where => "authors.id > 0" + includes: { author: :posts }, + where: "authors.id > 0" ).find author_addresses(:david_address).id assert_equal aa.author.posts.count, aa.author.posts.length end def test_nested_loading_through_has_one_association_with_conditions_on_nested_association aa = AuthorAddress.references(:posts).merge( - :includes => {:author => :posts}, - :where => "posts.id > 0" + includes: { author: :posts }, + where: "posts.id > 0" ).find author_addresses(:david_address).id assert_equal aa.author.posts.count, aa.author.posts.length end def test_eager_association_loading_with_belongs_to_and_foreign_keys - pets = Pet.all.merge!(:includes => :owner).to_a + pets = Pet.all.merge!(includes: :owner).to_a assert_equal 4, pets.length end def test_eager_association_loading_with_belongs_to - comments = Comment.all.merge!(:includes => :post).to_a + comments = Comment.all.merge!(includes: :post).to_a assert_equal 11, comments.length titles = comments.map { |c| c.post.title } - assert titles.include?(posts(:welcome).title) - assert titles.include?(posts(:sti_post_and_comments).title) + assert_includes titles, posts(:welcome).title + assert_includes titles, posts(:sti_post_and_comments).title end def test_eager_association_loading_with_belongs_to_and_limit - comments = Comment.all.merge!(:includes => :post, :limit => 5, :order => 'comments.id').to_a + comments = Comment.all.merge!(includes: :post, limit: 5, order: "comments.id").to_a assert_equal 5, comments.length assert_equal [1,2,3,5,6], comments.collect(&:id) end def test_eager_association_loading_with_belongs_to_and_limit_and_conditions - comments = Comment.all.merge!(:includes => :post, :where => 'post_id = 4', :limit => 3, :order => 'comments.id').to_a + comments = Comment.all.merge!(includes: :post, where: "post_id = 4", limit: 3, order: "comments.id").to_a assert_equal 3, comments.length assert_equal [5,6,7], comments.collect(&:id) end def test_eager_association_loading_with_belongs_to_and_limit_and_offset - comments = Comment.all.merge!(:includes => :post, :limit => 3, :offset => 2, :order => 'comments.id').to_a + comments = Comment.all.merge!(includes: :post, limit: 3, offset: 2, order: "comments.id").to_a assert_equal 3, comments.length assert_equal [3,5,6], comments.collect(&:id) end def test_eager_association_loading_with_belongs_to_and_limit_and_offset_and_conditions - comments = Comment.all.merge!(:includes => :post, :where => 'post_id = 4', :limit => 3, :offset => 1, :order => 'comments.id').to_a + comments = Comment.all.merge!(includes: :post, where: "post_id = 4", limit: 3, offset: 1, order: "comments.id").to_a assert_equal 3, comments.length assert_equal [6,7,8], comments.collect(&:id) end def test_eager_association_loading_with_belongs_to_and_limit_and_offset_and_conditions_array - comments = Comment.all.merge!(:includes => :post, :where => ['post_id = ?',4], :limit => 3, :offset => 1, :order => 'comments.id').to_a + comments = Comment.all.merge!(includes: :post, where: ["post_id = ?",4], limit: 3, offset: 1, order: "comments.id").to_a assert_equal 3, comments.length assert_equal [6,7,8], comments.collect(&:id) end def test_eager_association_loading_with_belongs_to_and_conditions_string_with_unquoted_table_name assert_nothing_raised do - Comment.includes(:post).references(:posts).where('posts.id = ?', 4) + Comment.includes(:post).references(:posts).where("posts.id = ?", 4) end end def test_eager_association_loading_with_belongs_to_and_conditions_hash comments = [] assert_nothing_raised do - comments = Comment.all.merge!(:includes => :post, :where => {:posts => {:id => 4}}, :limit => 3, :order => 'comments.id').to_a + comments = Comment.all.merge!(includes: :post, where: { posts: { id: 4 } }, limit: 3, order: "comments.id").to_a end assert_equal 3, comments.length assert_equal [5,6,7], comments.collect(&:id) @@ -398,7 +402,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_association_loading_with_belongs_to_and_conditions_string_with_quoted_table_name - quoted_posts_id= Comment.connection.quote_table_name('posts') + '.' + Comment.connection.quote_column_name('id') + quoted_posts_id= Comment.connection.quote_table_name("posts") + "." + Comment.connection.quote_column_name("id") assert_nothing_raised do Comment.includes(:post).references(:posts).where("#{quoted_posts_id} = ?", 4) end @@ -406,61 +410,61 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_association_loading_with_belongs_to_and_order_string_with_unquoted_table_name assert_nothing_raised do - Comment.all.merge!(:includes => :post, :order => 'posts.id').to_a + Comment.all.merge!(includes: :post, order: "posts.id").to_a end end def test_eager_association_loading_with_belongs_to_and_order_string_with_quoted_table_name - quoted_posts_id= Comment.connection.quote_table_name('posts') + '.' + Comment.connection.quote_column_name('id') + quoted_posts_id= Comment.connection.quote_table_name("posts") + "." + Comment.connection.quote_column_name("id") assert_nothing_raised do Comment.includes(:post).references(:posts).order(quoted_posts_id) end end def test_eager_association_loading_with_belongs_to_and_limit_and_multiple_associations - posts = Post.all.merge!(:includes => [:author, :very_special_comment], :limit => 1, :order => 'posts.id').to_a + posts = Post.all.merge!(includes: [:author, :very_special_comment], limit: 1, order: "posts.id").to_a assert_equal 1, posts.length assert_equal [1], posts.collect(&:id) end def test_eager_association_loading_with_belongs_to_and_limit_and_offset_and_multiple_associations - posts = Post.all.merge!(:includes => [:author, :very_special_comment], :limit => 1, :offset => 1, :order => 'posts.id').to_a + posts = Post.all.merge!(includes: [:author, :very_special_comment], limit: 1, offset: 1, order: "posts.id").to_a assert_equal 1, posts.length assert_equal [2], posts.collect(&:id) end def test_eager_association_loading_with_belongs_to_inferred_foreign_key_from_association_name - author_favorite = AuthorFavorite.all.merge!(:includes => :favorite_author).first + author_favorite = AuthorFavorite.all.merge!(includes: :favorite_author).first assert_equal authors(:mary), assert_no_queries { author_favorite.favorite_author } end def test_eager_load_belongs_to_quotes_table_and_column_names job = Job.includes(:ideal_reference).find jobs(:unicyclist).id references(:michael_unicyclist) - assert_no_queries{ assert_equal references(:michael_unicyclist), job.ideal_reference} + assert_no_queries { assert_equal references(:michael_unicyclist), job.ideal_reference } end def test_eager_load_has_one_quotes_table_and_column_names - michael = Person.all.merge!(:includes => :favourite_reference).find(people(:michael).id) + michael = Person.all.merge!(includes: :favourite_reference).find(people(:michael).id) references(:michael_unicyclist) - assert_no_queries{ assert_equal references(:michael_unicyclist), michael.favourite_reference} + assert_no_queries { assert_equal references(:michael_unicyclist), michael.favourite_reference } end def test_eager_load_has_many_quotes_table_and_column_names - michael = Person.all.merge!(:includes => :references).find(people(:michael).id) + michael = Person.all.merge!(includes: :references).find(people(:michael).id) references(:michael_magician,:michael_unicyclist) - assert_no_queries{ assert_equal references(:michael_magician,:michael_unicyclist), michael.references.sort_by(&:id) } + assert_no_queries { assert_equal references(:michael_magician,:michael_unicyclist), michael.references.sort_by(&:id) } end def test_eager_load_has_many_through_quotes_table_and_column_names - michael = Person.all.merge!(:includes => :jobs).find(people(:michael).id) + michael = Person.all.merge!(includes: :jobs).find(people(:michael).id) jobs(:magician, :unicyclist) - assert_no_queries{ assert_equal jobs(:unicyclist, :magician), michael.jobs.sort_by(&:id) } + assert_no_queries { assert_equal jobs(:unicyclist, :magician), michael.jobs.sort_by(&:id) } end def test_eager_load_has_many_with_string_keys subscriptions = subscriptions(:webster_awdr, :webster_rfr) - subscriber =Subscriber.all.merge!(:includes => :subscriptions).find(subscribers(:second).id) + subscriber =Subscriber.all.merge!(includes: :subscriptions).find(subscribers(:second).id) assert_equal subscriptions, subscriber.subscriptions.sort_by(&:id) end @@ -471,32 +475,32 @@ class EagerAssociationTest < ActiveRecord::TestCase b = Book.create! - Subscription.create!(:subscriber_id => "PL", :book_id => b.id) + Subscription.create!(subscriber_id: "PL", book_id: b.id) s.reload s.book_ids = s.book_ids end def test_eager_load_has_many_through_with_string_keys books = books(:awdr, :rfr) - subscriber = Subscriber.all.merge!(:includes => :books).find(subscribers(:second).id) + subscriber = Subscriber.all.merge!(includes: :books).find(subscribers(:second).id) assert_equal books, subscriber.books.sort_by(&:id) end def test_eager_load_belongs_to_with_string_keys subscriber = subscribers(:second) - subscription = Subscription.all.merge!(:includes => :subscriber).find(subscriptions(:webster_awdr).id) + subscription = Subscription.all.merge!(includes: :subscriber).find(subscriptions(:webster_awdr).id) assert_equal subscriber, subscription.subscriber end def test_eager_association_loading_with_explicit_join - posts = Post.all.merge!(:includes => :comments, :joins => "INNER JOIN authors ON posts.author_id = authors.id AND authors.name = 'Mary'", :limit => 1, :order => 'author_id').to_a + posts = Post.all.merge!(includes: :comments, joins: "INNER JOIN authors ON posts.author_id = authors.id AND authors.name = 'Mary'", limit: 1, order: "author_id").to_a assert_equal 1, posts.length end def test_eager_with_has_many_through - posts_with_comments = people(:michael).posts.merge(:includes => :comments, :order => 'posts.id').to_a - posts_with_author = people(:michael).posts.merge(:includes => :author, :order => 'posts.id').to_a - posts_with_comments_and_author = people(:michael).posts.merge(:includes => [ :comments, :author ], :order => 'posts.id').to_a + posts_with_comments = people(:michael).posts.merge(includes: :comments, order: "posts.id").to_a + posts_with_author = people(:michael).posts.merge(includes: :author, order: "posts.id").to_a + posts_with_comments_and_author = people(:michael).posts.merge(includes: [ :comments, :author ], order: "posts.id").to_a assert_equal 2, posts_with_comments.inject(0) { |sum, post| sum + post.comments.size } assert_equal authors(:david), assert_no_queries { posts_with_author.first.author } assert_equal authors(:david), assert_no_queries { posts_with_comments_and_author.first.author } @@ -504,35 +508,35 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_with_has_many_through_a_belongs_to_association author = authors(:mary) - Post.create!(:author => author, :title => "TITLE", :body => "BODY") - author.author_favorites.create(:favorite_author_id => 1) - author.author_favorites.create(:favorite_author_id => 2) - posts_with_author_favorites = author.posts.merge(:includes => :author_favorites).to_a + Post.create!(author: author, title: "TITLE", body: "BODY") + author.author_favorites.create(favorite_author_id: 1) + author.author_favorites.create(favorite_author_id: 2) + posts_with_author_favorites = author.posts.merge(includes: :author_favorites).to_a assert_no_queries { posts_with_author_favorites.first.author_favorites.first.author_id } end def test_eager_with_has_many_through_an_sti_join_model - author = Author.all.merge!(:includes => :special_post_comments, :order => 'authors.id').first + author = Author.all.merge!(includes: :special_post_comments, order: "authors.id").first assert_equal [comments(:does_it_hurt)], assert_no_queries { author.special_post_comments } end def test_eager_with_has_many_through_an_sti_join_model_with_conditions_on_both - author = Author.all.merge!(:includes => :special_nonexistent_post_comments, :order => 'authors.id').first + author = Author.all.merge!(includes: :special_nonexistent_post_comments, order: "authors.id").first assert_equal [], author.special_nonexistent_post_comments end def test_eager_with_has_many_through_join_model_with_conditions - assert_equal Author.all.merge!(:includes => :hello_post_comments, - :order => 'authors.id').first.hello_post_comments.sort_by(&:id), - Author.all.merge!(:order => 'authors.id').first.hello_post_comments.sort_by(&:id) + assert_equal Author.all.merge!(includes: :hello_post_comments, + order: "authors.id").first.hello_post_comments.sort_by(&:id), + Author.all.merge!(order: "authors.id").first.hello_post_comments.sort_by(&:id) end def test_eager_with_has_many_through_join_model_with_conditions_on_top_level - assert_equal comments(:more_greetings), Author.all.merge!(:includes => :comments_with_order_and_conditions).find(authors(:david).id).comments_with_order_and_conditions.first + assert_equal comments(:more_greetings), Author.all.merge!(includes: :comments_with_order_and_conditions).find(authors(:david).id).comments_with_order_and_conditions.first end def test_eager_with_has_many_through_join_model_with_include - author_comments = Author.all.merge!(:includes => :comments_with_include).find(authors(:david).id).comments_with_include.to_a + author_comments = Author.all.merge!(includes: :comments_with_include).find(authors(:david).id).comments_with_include.to_a assert_no_queries do author_comments.first.post.title end @@ -540,7 +544,7 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_with_has_many_through_with_conditions_join_model_with_include post_tags = Post.find(posts(:welcome).id).misc_tags - eager_post_tags = Post.all.merge!(:includes => :misc_tags).find(1).misc_tags + eager_post_tags = Post.all.merge!(includes: :misc_tags).find(1).misc_tags assert_equal post_tags, eager_post_tags end @@ -551,67 +555,67 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_with_has_many_and_limit - posts = Post.all.merge!(:order => 'posts.id asc', :includes => [ :author, :comments ], :limit => 2).to_a + posts = Post.all.merge!(order: "posts.id asc", includes: [ :author, :comments ], limit: 2).to_a assert_equal 2, posts.size assert_equal 3, posts.inject(0) { |sum, post| sum + post.comments.size } end def test_eager_with_has_many_and_limit_and_conditions - posts = Post.all.merge!(:includes => [ :author, :comments ], :limit => 2, :where => "posts.body = 'hello'", :order => "posts.id").to_a + posts = Post.all.merge!(includes: [ :author, :comments ], limit: 2, where: "posts.body = 'hello'", order: "posts.id").to_a assert_equal 2, posts.size assert_equal [4,5], posts.collect(&:id) end def test_eager_with_has_many_and_limit_and_conditions_array - posts = Post.all.merge!(:includes => [ :author, :comments ], :limit => 2, :where => [ "posts.body = ?", 'hello' ], :order => "posts.id").to_a + posts = Post.all.merge!(includes: [ :author, :comments ], limit: 2, where: [ "posts.body = ?", "hello" ], order: "posts.id").to_a assert_equal 2, posts.size assert_equal [4,5], posts.collect(&:id) end def test_eager_with_has_many_and_limit_and_conditions_array_on_the_eagers - posts = Post.includes(:author, :comments).limit(2).references(:author).where("authors.name = ?", 'David') + posts = Post.includes(:author, :comments).limit(2).references(:author).where("authors.name = ?", "David") assert_equal 2, posts.size - count = Post.includes(:author, :comments).limit(2).references(:author).where("authors.name = ?", 'David').count + count = Post.includes(:author, :comments).limit(2).references(:author).where("authors.name = ?", "David").count assert_equal posts.size, count end def test_eager_with_has_many_and_limit_and_high_offset - posts = Post.all.merge!(:includes => [ :author, :comments ], :limit => 2, :offset => 10, :where => { 'authors.name' => 'David' }).to_a + posts = Post.all.merge!(includes: [ :author, :comments ], limit: 2, offset: 10, where: { "authors.name" => "David" }).to_a assert_equal 0, posts.size end def test_eager_with_has_many_and_limit_and_high_offset_and_multiple_array_conditions assert_queries(1) do posts = Post.references(:authors, :comments). - merge(:includes => [ :author, :comments ], :limit => 2, :offset => 10, - :where => [ "authors.name = ? and comments.body = ?", 'David', 'go crazy' ]).to_a + merge(includes: [ :author, :comments ], limit: 2, offset: 10, + where: [ "authors.name = ? and comments.body = ?", "David", "go crazy" ]).to_a assert_equal 0, posts.size end end def test_eager_with_has_many_and_limit_and_high_offset_and_multiple_hash_conditions assert_queries(1) do - posts = Post.all.merge!(:includes => [ :author, :comments ], :limit => 2, :offset => 10, - :where => { 'authors.name' => 'David', 'comments.body' => 'go crazy' }).to_a + posts = Post.all.merge!(includes: [ :author, :comments ], limit: 2, offset: 10, + where: { "authors.name" => "David", "comments.body" => "go crazy" }).to_a assert_equal 0, posts.size end end def test_count_eager_with_has_many_and_limit_and_high_offset - posts = Post.all.merge!(:includes => [ :author, :comments ], :limit => 2, :offset => 10, :where => { 'authors.name' => 'David' }).count(:all) + posts = Post.all.merge!(includes: [ :author, :comments ], limit: 2, offset: 10, where: { "authors.name" => "David" }).count(:all) assert_equal 0, posts end def test_eager_with_has_many_and_limit_with_no_results - posts = Post.all.merge!(:includes => [ :author, :comments ], :limit => 2, :where => "posts.title = 'magic forest'").to_a + posts = Post.all.merge!(includes: [ :author, :comments ], limit: 2, where: "posts.title = 'magic forest'").to_a assert_equal 0, posts.size end def test_eager_count_performed_on_a_has_many_association_with_multi_table_conditional author = authors(:david) author_posts_without_comments = author.posts.select { |post| post.comments.blank? } - assert_equal author_posts_without_comments.size, author.posts.includes(:comments).where('comments.id is null').references(:comments).count + assert_equal author_posts_without_comments.size, author.posts.includes(:comments).where("comments.id is null").references(:comments).count end def test_eager_count_performed_on_a_has_many_through_association_with_multi_table_conditional @@ -621,13 +625,13 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_with_has_and_belongs_to_many_and_limit - posts = Post.all.merge!(:includes => :categories, :order => "posts.id", :limit => 3).to_a + posts = Post.all.merge!(includes: :categories, order: "posts.id", limit: 3).to_a assert_equal 3, posts.size assert_equal 2, posts[0].categories.size assert_equal 1, posts[1].categories.size assert_equal 0, posts[2].categories.size - assert posts[0].categories.include?(categories(:technology)) - assert posts[1].categories.include?(categories(:general)) + assert_includes posts[0].categories, categories(:technology) + assert_includes posts[1].categories, categories(:general) end # Since the preloader for habtm gets raw row hashes from the database and then @@ -687,32 +691,32 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_association_loading_with_habtm - posts = Post.all.merge!(:includes => :categories, :order => "posts.id").to_a + posts = Post.all.merge!(includes: :categories, order: "posts.id").to_a assert_equal 2, posts[0].categories.size assert_equal 1, posts[1].categories.size assert_equal 0, posts[2].categories.size - assert posts[0].categories.include?(categories(:technology)) - assert posts[1].categories.include?(categories(:general)) + assert_includes posts[0].categories, categories(:technology) + assert_includes posts[1].categories, categories(:general) end def test_eager_with_inheritance - SpecialPost.all.merge!(:includes => [ :comments ]).to_a + SpecialPost.all.merge!(includes: [ :comments ]).to_a end def test_eager_has_one_with_association_inheritance - post = Post.all.merge!(:includes => [ :very_special_comment ]).find(4) + post = Post.all.merge!(includes: [ :very_special_comment ]).find(4) assert_equal "VerySpecialComment", post.very_special_comment.class.to_s end def test_eager_has_many_with_association_inheritance - post = Post.all.merge!(:includes => [ :special_comments ]).find(4) + post = Post.all.merge!(includes: [ :special_comments ]).find(4) post.special_comments.each do |special_comment| assert special_comment.is_a?(SpecialComment) end end def test_eager_habtm_with_association_inheritance - post = Post.all.merge!(:includes => [ :special_categories ]).find(6) + post = Post.all.merge!(includes: [ :special_categories ]).find(6) assert_equal 1, post.special_categories.size post.special_categories.each do |special_category| assert_equal "SpecialCategory", special_category.class.to_s @@ -721,8 +725,8 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_with_has_one_dependent_does_not_destroy_dependent assert_not_nil companies(:first_firm).account - f = Firm.all.merge!(:includes => :account, - :where => ["companies.name = ?", "37signals"]).first + f = Firm.all.merge!(includes: :account, + where: ["companies.name = ?", "37signals"]).first assert_not_nil f.account assert_equal companies(:first_firm, :reload).account, f.account end @@ -736,21 +740,53 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_with_invalid_association_reference assert_raise(ActiveRecord::AssociationNotFoundError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys") { - Post.all.merge!(:includes=> :monkeys ).find(6) + Post.all.merge!(includes: :monkeys ).find(6) } assert_raise(ActiveRecord::AssociationNotFoundError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys") { - Post.all.merge!(:includes=>[ :monkeys ]).find(6) + Post.all.merge!(includes: [ :monkeys ]).find(6) } assert_raise(ActiveRecord::AssociationNotFoundError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys") { - Post.all.merge!(:includes=>[ 'monkeys' ]).find(6) + Post.all.merge!(includes: [ "monkeys" ]).find(6) } assert_raise(ActiveRecord::AssociationNotFoundError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys, :elephants") { - Post.all.merge!(:includes=>[ :monkeys, :elephants ]).find(6) + Post.all.merge!(includes: [ :monkeys, :elephants ]).find(6) } 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 + developer = EagerDeveloperWithDefaultScope.where(name: "David").first projects = Project.order(:id).to_a assert_no_queries do assert_equal(projects, developer.projects) @@ -758,7 +794,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_with_default_scope_as_class_method - developer = EagerDeveloperWithClassMethodDefaultScope.where(:name => 'David').first + developer = EagerDeveloperWithClassMethodDefaultScope.where(name: "David").first projects = Project.order(:id).to_a assert_no_queries do assert_equal(projects, developer.projects) @@ -775,7 +811,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_with_default_scope_as_class_method_using_find_by_method - developer = EagerDeveloperWithClassMethodDefaultScope.find_by(name: 'David') + developer = EagerDeveloperWithClassMethodDefaultScope.find_by(name: "David") projects = Project.order(:id).to_a assert_no_queries do assert_equal(projects, developer.projects) @@ -783,7 +819,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_with_default_scope_as_lambda - developer = EagerDeveloperWithLambdaDefaultScope.where(:name => 'David').first + developer = EagerDeveloperWithLambdaDefaultScope.where(name: "David").first projects = Project.order(:id).to_a assert_no_queries do assert_equal(projects, developer.projects) @@ -792,8 +828,8 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_with_default_scope_as_block # warm up the habtm cache - EagerDeveloperWithBlockDefaultScope.where(:name => 'David').first.projects - developer = EagerDeveloperWithBlockDefaultScope.where(:name => 'David').first + EagerDeveloperWithBlockDefaultScope.where(name: "David").first.projects + developer = EagerDeveloperWithBlockDefaultScope.where(name: "David").first projects = Project.order(:id).to_a assert_no_queries do assert_equal(projects, developer.projects) @@ -801,7 +837,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_eager_with_default_scope_as_callable - developer = EagerDeveloperWithCallableDefaultScope.where(:name => 'David').first + developer = EagerDeveloperWithCallableDefaultScope.where(name: "David").first projects = Project.order(:id).to_a assert_no_queries do assert_equal(projects, developer.projects) @@ -809,22 +845,22 @@ class EagerAssociationTest < ActiveRecord::TestCase end def find_all_ordered(className, include=nil) - className.all.merge!(:order=>"#{className.table_name}.#{className.primary_key}", :includes=>include).to_a + className.all.merge!(order: "#{className.table_name}.#{className.primary_key}", includes: include).to_a end def test_limited_eager_with_order assert_equal( posts(:thinking, :sti_comments), Post.all.merge!( - :includes => [:author, :comments], :where => { 'authors.name' => 'David' }, - :order => 'UPPER(posts.title)', :limit => 2, :offset => 1 + includes: [:author, :comments], where: { "authors.name" => "David" }, + order: "UPPER(posts.title)", limit: 2, offset: 1 ).to_a ) assert_equal( posts(:sti_post_and_comments, :sti_comments), Post.all.merge!( - :includes => [:author, :comments], :where => { 'authors.name' => 'David' }, - :order => 'UPPER(posts.title) DESC', :limit => 2, :offset => 1 + includes: [:author, :comments], where: { "authors.name" => "David" }, + order: "UPPER(posts.title) DESC", limit: 2, offset: 1 ).to_a ) end @@ -833,15 +869,15 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal( posts(:thinking, :sti_comments), Post.all.merge!( - :includes => [:author, :comments], :where => { 'authors.name' => 'David' }, - :order => ['UPPER(posts.title)', 'posts.id'], :limit => 2, :offset => 1 + includes: [:author, :comments], where: { "authors.name" => "David" }, + order: ["UPPER(posts.title)", "posts.id"], limit: 2, offset: 1 ).to_a ) assert_equal( posts(:sti_post_and_comments, :sti_comments), Post.all.merge!( - :includes => [:author, :comments], :where => { 'authors.name' => 'David' }, - :order => ['UPPER(posts.title) DESC', 'posts.id'], :limit => 2, :offset => 1 + includes: [:author, :comments], where: { "authors.name" => "David" }, + order: ["UPPER(posts.title) DESC", "posts.id"], limit: 2, offset: 1 ).to_a ) end @@ -850,25 +886,25 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal( people(:david, :susan), Person.references(:number1_fans_people).merge( - :includes => [:readers, :primary_contact, :number1_fan], - :where => "number1_fans_people.first_name like 'M%'", - :order => 'people.id', :limit => 2, :offset => 0 + includes: [:readers, :primary_contact, :number1_fan], + where: "number1_fans_people.first_name like 'M%'", + order: "people.id", limit: 2, offset: 0 ).to_a ) end def test_polymorphic_type_condition - post = Post.all.merge!(:includes => :taggings).find(posts(:thinking).id) - assert post.taggings.include?(taggings(:thinking_general)) - post = SpecialPost.all.merge!(:includes => :taggings).find(posts(:thinking).id) - assert post.taggings.include?(taggings(:thinking_general)) + post = Post.all.merge!(includes: :taggings).find(posts(:thinking).id) + assert_includes post.taggings, taggings(:thinking_general) + post = SpecialPost.all.merge!(includes: :taggings).find(posts(:thinking).id) + assert_includes post.taggings, taggings(:thinking_general) end def test_eager_with_multiple_associations_with_same_table_has_many_and_habtm # Eager includes of has many and habtm associations aren't necessarily sorted in the same way def assert_equal_after_sort(item1, item2, item3 = nil) - assert_equal(item1.sort{|a,b| a.id <=> b.id}, item2.sort{|a,b| a.id <=> b.id}) - assert_equal(item3.sort{|a,b| a.id <=> b.id}, item2.sort{|a,b| a.id <=> b.id}) if item3 + assert_equal(item1.sort { |a,b| a.id <=> b.id }, item2.sort { |a,b| a.id <=> b.id }) + assert_equal(item3.sort { |a,b| a.id <=> b.id }, item2.sort { |a,b| a.id <=> b.id }) if item3 end # Test regular association, association with conditions, association with # STI, and association with conditions assured not to be true @@ -911,24 +947,24 @@ class EagerAssociationTest < ActiveRecord::TestCase end end def test_eager_with_valid_association_as_string_not_symbol - assert_nothing_raised { Post.all.merge!(:includes => 'comments').to_a } + assert_nothing_raised { Post.all.merge!(includes: "comments").to_a } end def test_eager_with_floating_point_numbers assert_queries(2) do # Before changes, the floating point numbers will be interpreted as table names and will cause this to run in one query - Comment.all.merge!(:where => "123.456 = 123.456", :includes => :post).to_a + Comment.all.merge!(where: "123.456 = 123.456", includes: :post).to_a end end def test_preconfigured_includes_with_belongs_to author = posts(:welcome).author_with_posts - assert_no_queries {assert_equal 5, author.posts.size} + assert_no_queries { assert_equal 5, author.posts.size } end def test_preconfigured_includes_with_has_one comment = posts(:sti_comments).very_special_comment_with_post - assert_no_queries {assert_equal posts(:sti_comments), comment.post} + assert_no_queries { assert_equal posts(:sti_comments), comment.post } end def test_eager_association_with_scope_with_joins @@ -970,13 +1006,13 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_association_loading_notification - notifications = messages_for('instantiation.active_record') do - Developer.all.merge!(:includes => 'projects', :where => { 'developers_projects.access_level' => 1 }, :limit => 5).to_a.size + notifications = messages_for("instantiation.active_record") do + Developer.all.merge!(includes: "projects", where: { "developers_projects.access_level" => 1 }, limit: 5).to_a.size end message = notifications.first payload = message.last - count = Developer.all.merge!(:includes => 'projects', :where => { 'developers_projects.access_level' => 1 }, :limit => 5).to_a.size + count = Developer.all.merge!(includes: "projects", where: { "developers_projects.access_level" => 1 }, limit: 5).to_a.size # eagerloaded row count should be greater than just developer count assert_operator payload[:record_count], :>, count @@ -984,7 +1020,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_base_messages - notifications = messages_for('instantiation.active_record') do + notifications = messages_for("instantiation.active_record") do Developer.all.to_a end message = notifications.first @@ -1012,55 +1048,55 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_conditions_on_join_table_with_include_and_limit - assert_equal 3, Developer.all.merge!(:includes => 'projects', :where => { 'developers_projects.access_level' => 1 }, :limit => 5).to_a.size + assert_equal 3, Developer.all.merge!(includes: "projects", where: { "developers_projects.access_level" => 1 }, limit: 5).to_a.size end def test_dont_create_temporary_active_record_instances Developer.instance_count = 0 - developers = Developer.all.merge!(:includes => 'projects', :where => { 'developers_projects.access_level' => 1 }, :limit => 5).to_a + developers = Developer.all.merge!(includes: "projects", where: { "developers_projects.access_level" => 1 }, limit: 5).to_a assert_equal developers.count, Developer.instance_count end def test_order_on_join_table_with_include_and_limit - assert_equal 5, Developer.all.merge!(:includes => 'projects', :order => 'developers_projects.joined_on DESC', :limit => 5).to_a.size + assert_equal 5, Developer.all.merge!(includes: "projects", order: "developers_projects.joined_on DESC", limit: 5).to_a.size end def test_eager_loading_with_order_on_joined_table_preloads posts = assert_queries(2) do - Post.all.merge!(:joins => :comments, :includes => :author, :order => 'comments.id DESC').to_a + Post.all.merge!(joins: :comments, includes: :author, order: "comments.id DESC").to_a end assert_equal posts(:eager_other), posts[1] - assert_equal authors(:mary), assert_no_queries { posts[1].author} + assert_equal authors(:mary), assert_no_queries { posts[1].author } end def test_eager_loading_with_conditions_on_joined_table_preloads posts = assert_queries(2) do - Post.all.merge!(:select => 'distinct posts.*', :includes => :author, :joins => [:comments], :where => "comments.body like 'Thank you%'", :order => 'posts.id').to_a + Post.all.merge!(select: "distinct posts.*", includes: :author, joins: [:comments], where: "comments.body like 'Thank you%'", order: "posts.id").to_a end assert_equal [posts(:welcome)], posts - assert_equal authors(:david), assert_no_queries { posts[0].author} + assert_equal authors(:david), assert_no_queries { posts[0].author } posts = assert_queries(2) do - Post.all.merge!(:select => 'distinct posts.*', :includes => :author, :joins => [:comments], :where => "comments.body like 'Thank you%'", :order => 'posts.id').to_a + Post.all.merge!(select: "distinct posts.*", includes: :author, joins: [:comments], where: "comments.body like 'Thank you%'", order: "posts.id").to_a end assert_equal [posts(:welcome)], posts - assert_equal authors(:david), assert_no_queries { posts[0].author} + assert_equal authors(:david), assert_no_queries { posts[0].author } posts = assert_queries(2) do - Post.all.merge!(:includes => :author, :joins => {:taggings => :tag}, :where => "tags.name = 'General'", :order => 'posts.id').to_a + Post.all.merge!(includes: :author, joins: { taggings: :tag }, where: "tags.name = 'General'", order: "posts.id").to_a end assert_equal posts(:welcome, :thinking), posts posts = assert_queries(2) do - Post.all.merge!(:includes => :author, :joins => {:taggings => {:tag => :taggings}}, :where => "taggings_tags.super_tag_id=2", :order => 'posts.id').to_a + Post.all.merge!(includes: :author, joins: { taggings: { tag: :taggings } }, where: "taggings_tags.super_tag_id=2", order: "posts.id").to_a end assert_equal posts(:welcome, :thinking), posts end def test_preload_has_many_with_association_condition_and_default_scope - post = Post.create!(:title => 'Beaches', :body => "I like beaches!") - Reader.create! :person => people(:david), :post => post - LazyReader.create! :person => people(:susan), :post => post + post = Post.create!(title: "Beaches", body: "I like beaches!") + Reader.create! person: people(:david), post: post + LazyReader.create! person: people(:susan), post: post assert_equal 1, post.lazy_readers.to_a.size assert_equal 2, post.lazy_readers_skimmers_or_not.to_a.size @@ -1071,39 +1107,39 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_loading_with_conditions_on_string_joined_table_preloads posts = assert_queries(2) do - Post.all.merge!(:select => 'distinct posts.*', :includes => :author, :joins => "INNER JOIN comments on comments.post_id = posts.id", :where => "comments.body like 'Thank you%'", :order => 'posts.id').to_a + Post.all.merge!(select: "distinct posts.*", includes: :author, joins: "INNER JOIN comments on comments.post_id = posts.id", where: "comments.body like 'Thank you%'", order: "posts.id").to_a end assert_equal [posts(:welcome)], posts - assert_equal authors(:david), assert_no_queries { posts[0].author} + assert_equal authors(:david), assert_no_queries { posts[0].author } posts = assert_queries(2) do - Post.all.merge!(:select => 'distinct posts.*', :includes => :author, :joins => ["INNER JOIN comments on comments.post_id = posts.id"], :where => "comments.body like 'Thank you%'", :order => 'posts.id').to_a + Post.all.merge!(select: "distinct posts.*", includes: :author, joins: ["INNER JOIN comments on comments.post_id = posts.id"], where: "comments.body like 'Thank you%'", order: "posts.id").to_a end assert_equal [posts(:welcome)], posts - assert_equal authors(:david), assert_no_queries { posts[0].author} + assert_equal authors(:david), assert_no_queries { posts[0].author } end def test_eager_loading_with_select_on_joined_table_preloads posts = assert_queries(2) do - Post.all.merge!(:select => 'posts.*, authors.name as author_name', :includes => :comments, :joins => :author, :order => 'posts.id').to_a + Post.all.merge!(select: "posts.*, authors.name as author_name", includes: :comments, joins: :author, order: "posts.id").to_a end - assert_equal 'David', posts[0].author_name - assert_equal posts(:welcome).comments, assert_no_queries { posts[0].comments} + assert_equal "David", posts[0].author_name + assert_equal posts(:welcome).comments, assert_no_queries { posts[0].comments } end def test_eager_loading_with_conditions_on_join_model_preloads authors = assert_queries(2) do - Author.all.merge!(:includes => :author_address, :joins => :comments, :where => "posts.title like 'Welcome%'").to_a + Author.all.merge!(includes: :author_address, joins: :comments, where: "posts.title like 'Welcome%'").to_a end assert_equal authors(:david), authors[0] assert_equal author_addresses(:david_address), authors[0].author_address end def test_preload_belongs_to_uses_exclusive_scope - people = Person.males.merge(:includes => :primary_contact).to_a + people = Person.males.merge(includes: :primary_contact).to_a assert_not_equal people.length, 0 people.each do |person| - assert_no_queries {assert_not_nil person.primary_contact} + assert_no_queries { assert_not_nil person.primary_contact } assert_equal Person.find(person.id).primary_contact, person.primary_contact end end @@ -1127,9 +1163,9 @@ class EagerAssociationTest < ActiveRecord::TestCase expected = Firm.find(1).clients_using_primary_key.sort_by(&:name) # Oracle adapter truncates alias to 30 characters if current_adapter?(:OracleAdapter) - firm = Firm.all.merge!(:includes => :clients_using_primary_key, :order => 'clients_using_primary_keys_companies'[0,30]+'.name').find(1) + firm = Firm.all.merge!(includes: :clients_using_primary_key, order: "clients_using_primary_keys_companies"[0,30]+".name").find(1) else - firm = Firm.all.merge!(:includes => :clients_using_primary_key, :order => 'clients_using_primary_keys_companies.name').find(1) + firm = Firm.all.merge!(includes: :clients_using_primary_key, order: "clients_using_primary_keys_companies.name").find(1) end assert_no_queries do assert_equal expected, firm.clients_using_primary_key @@ -1138,7 +1174,7 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_preload_has_one_using_primary_key expected = accounts(:signals37) - firm = Firm.all.merge!(:includes => :account_using_primary_key, :order => 'companies.id').first + firm = Firm.all.merge!(includes: :account_using_primary_key, order: "companies.id").first assert_no_queries do assert_equal expected, firm.account_using_primary_key end @@ -1146,35 +1182,35 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_include_has_one_using_primary_key expected = accounts(:signals37) - firm = Firm.all.merge!(:includes => :account_using_primary_key, :order => 'accounts.id').to_a.detect {|f| f.id == 1} + firm = Firm.all.merge!(includes: :account_using_primary_key, order: "accounts.id").to_a.detect { |f| f.id == 1 } assert_no_queries do assert_equal expected, firm.account_using_primary_key end end def test_preloading_empty_belongs_to - c = Client.create!(:name => 'Foo', :client_of => Company.maximum(:id) + 1) + c = Client.create!(name: "Foo", client_of: Company.maximum(:id) + 1) client = assert_queries(2) { Client.preload(:firm).find(c.id) } assert_no_queries { assert_nil client.firm } end def test_preloading_empty_belongs_to_polymorphic - t = Tagging.create!(:taggable_type => 'Post', :taggable_id => Post.maximum(:id) + 1, :tag => tags(:general)) + t = Tagging.create!(taggable_type: "Post", taggable_id: Post.maximum(:id) + 1, tag: tags(:general)) tagging = assert_queries(2) { Tagging.preload(:taggable).find(t.id) } assert_no_queries { assert_nil tagging.taggable } end def test_preloading_through_empty_belongs_to - c = Client.create!(:name => 'Foo', :client_of => Company.maximum(:id) + 1) + c = Client.create!(name: "Foo", client_of: Company.maximum(:id) + 1) client = assert_queries(2) { Client.preload(:accounts).find(c.id) } assert_no_queries { assert client.accounts.empty? } end def test_preloading_has_many_through_with_distinct - mary = Author.includes(:unique_categorized_posts).where(:id => authors(:mary).id).first + mary = Author.includes(:unique_categorized_posts).where(id: authors(:mary).id).first assert_equal 1, mary.unique_categorized_posts.length assert_equal 1, mary.unique_categorized_post_ids.length end @@ -1202,13 +1238,13 @@ class EagerAssociationTest < ActiveRecord::TestCase groucho = members(:groucho) sponsor = assert_queries(2) { - Sponsor.includes(:thing).where(:id => sponsor.id).first + Sponsor.includes(:thing).where(id: sponsor.id).first } assert_no_queries { assert_equal groucho, sponsor.thing } end def test_joins_with_includes_should_preload_via_joins - post = assert_queries(1) { Post.includes(:comments).joins(:comments).order('posts.id desc').to_a.first } + post = assert_queries(1) { Post.includes(:comments).joins(:comments).order("posts.id desc").to_a.first } assert_queries(0) do assert_not_equal 0, post.comments.to_a.count @@ -1216,17 +1252,17 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_join_eager_with_empty_order_should_generate_valid_sql - assert_nothing_raised(ActiveRecord::StatementInvalid) do - Post.includes(:comments).order("").where(:comments => {:body => "Thank you for the welcome"}).first + assert_nothing_raised do + Post.includes(:comments).order("").where(comments: { body: "Thank you for the welcome" }).first end end def test_deep_including_through_habtm # warm up habtm cache - posts = Post.all.merge!(:includes => {:categories => :categorizations}, :order => "posts.id").to_a + posts = Post.all.merge!(includes: { categories: :categorizations }, order: "posts.id").to_a posts[0].categories[0].categorizations.length - posts = Post.all.merge!(:includes => {:categories => :categorizations}, :order => "posts.id").to_a + posts = Post.all.merge!(includes: { categories: :categorizations }, order: "posts.id").to_a assert_no_queries { assert_equal 2, posts[0].categories[0].categorizations.length } assert_no_queries { assert_equal 1, posts[0].categories[1].categorizations.length } assert_no_queries { assert_equal 2, posts[1].categories[0].categorizations.length } @@ -1243,19 +1279,19 @@ class EagerAssociationTest < ActiveRecord::TestCase end test "scoping with a circular preload" do - assert_equal Comment.find(1), Comment.preload(:post => :comments).scoping { Comment.find(1) } + assert_equal Comment.find(1), Comment.preload(post: :comments).scoping { Comment.find(1) } end test "circular preload does not modify unscoped" do expected = FirstPost.unscoped.find(2) - FirstPost.preload(:comments => :first_post).find(1) + FirstPost.preload(comments: :first_post).find(1) assert_equal expected, FirstPost.unscoped.find(2) end test "preload ignores the scoping" do assert_equal( Comment.find(1).post, - Post.where('1 = 0').scoping { Comment.preload(:post).find(1).post } + Post.where("1 = 0").scoping { Comment.preload(:post).find(1).post } ) end @@ -1280,10 +1316,10 @@ class EagerAssociationTest < ActiveRecord::TestCase end test "works in combination with order(:symbol) and reorder(:symbol)" do - author = Author.includes(:posts).references(:posts).order(:name).find_by('posts.title IS NOT NULL') + author = Author.includes(:posts).references(:posts).order(:name).find_by("posts.title IS NOT NULL") assert_equal authors(:bob), author - author = Author.includes(:posts).references(:posts).reorder(:name).find_by('posts.title IS NOT NULL') + author = Author.includes(:posts).references(:posts).reorder(:name).find_by("posts.title IS NOT NULL") assert_equal authors(:bob), author end @@ -1309,6 +1345,7 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_nothing_raised do authors(:david).essays.includes(:writer).any? + authors(:david).essays.includes(:writer).exists? end end @@ -1323,7 +1360,7 @@ class EagerAssociationTest < ActiveRecord::TestCase test "including associations with where.not adds implicit references" do author = assert_queries(2) { - Author.includes(:posts).where.not(posts: { title: 'Welcome to the weblog'} ).last + Author.includes(:posts).where.not(posts: { title: "Welcome to the weblog" } ).last } assert_no_queries { @@ -1357,9 +1394,21 @@ class EagerAssociationTest < ActiveRecord::TestCase exception = assert_raises(ArgumentError) do Author.preload(10).to_a end - assert_equal('10 was not recognized for preload', exception.message) + 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 @@ -1375,6 +1424,24 @@ class EagerAssociationTest < ActiveRecord::TestCase assert david.readonly_comments.first.readonly? end + test "eager-loading non-readonly association" do + # has_one + firm = Firm.where(id: "1").eager_load(:account).first! + assert_not firm.account.readonly? + + # has_and_belongs_to_many + project = Project.where(id: "2").eager_load(:developers).first! + assert_not project.developers.first.readonly? + + # has_many :through + david = Author.where(id: "1").eager_load(:comments).first! + assert_not david.comments.first.readonly? + + # belongs_to + post = Post.where(id: "1").eager_load(:author).first! + assert_not post.author.readonly? + end + test "eager-loading readonly association" do # has-one firm = Firm.where(id: "1").eager_load(:readonly_account).first! @@ -1389,17 +1456,17 @@ class EagerAssociationTest < ActiveRecord::TestCase assert david.readonly_comments.first.readonly? # belongs_to - post = Post.where(id: "1").eager_load(:author).first! - assert post.author.readonly? + post = Post.where(id: "1").eager_load(:readonly_author).first! + assert post.readonly_author.readonly? end test "preloading a polymorphic association with references to the associated table" do - post = Post.includes(:tags).references(:tags).where('tags.name = ?', 'General').first + post = Post.includes(:tags).references(:tags).where("tags.name = ?", "General").first assert_equal posts(:welcome), post end test "eager-loading a polymorphic association with references to the associated table" do - post = Post.eager_load(:tags).where('tags.name = ?', 'General').first + post = Post.eager_load(:tags).where("tags.name = ?", "General").first assert_equal posts(:welcome), post end |