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Diffstat (limited to 'activerecord/test/associations/eager_test.rb')
| -rw-r--r-- | activerecord/test/associations/eager_test.rb | 447 |
1 files changed, 0 insertions, 447 deletions
diff --git a/activerecord/test/associations/eager_test.rb b/activerecord/test/associations/eager_test.rb deleted file mode 100644 index bdadada3f4..0000000000 --- a/activerecord/test/associations/eager_test.rb +++ /dev/null @@ -1,447 +0,0 @@ -require 'abstract_unit' -require 'fixtures/post' -require 'fixtures/comment' -require 'fixtures/author' -require 'fixtures/category' -require 'fixtures/company' -require 'fixtures/person' -require 'fixtures/reader' - -class EagerAssociationTest < ActiveSupport::TestCase - fixtures :posts, :comments, :authors, :categories, :categories_posts, - :companies, :accounts, :tags, :people, :readers - - def test_loading_with_one_association - posts = Post.find(:all, :include => :comments) - post = posts.find { |p| p.id == 1 } - assert_equal 2, post.comments.size - assert post.comments.include?(comments(:greetings)) - - post = Post.find(:first, :include => :comments, :conditions => "posts.title = 'Welcome to the weblog'") - assert_equal 2, post.comments.size - assert post.comments.include?(comments(:greetings)) - end - - def test_loading_conditions_with_or - posts = authors(:david).posts.find(:all, :include => :comments, :conditions => "comments.body like 'Normal%' OR comments.#{QUOTED_TYPE} = 'SpecialComment'") - 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.find(:all, :include => :comments, :order => "posts.id DESC") - [:eager_other, :sti_habtm, :sti_post_and_comments, :sti_comments, - :authorless, :thinking, :welcome - ].each_with_index do |post, index| - assert_equal posts(post), list[index] - end - end - - def test_with_two_tables_in_from_without_getting_double_quoted - posts = Post.find(:all, - :select => "posts.*", - :from => "authors, posts", - :include => :comments, - :conditions => "posts.author_id = authors.id", - :order => "posts.id" - ) - - assert_equal 2, posts.first.comments.size - end - - def test_loading_with_multiple_associations - posts = Post.find(:all, :include => [ :comments, :author, :categories ], :order => "posts.id") - assert_equal 2, posts.first.comments.size - assert_equal 2, posts.first.categories.size - assert posts.first.comments.include?(comments(:greetings)) - end - - def test_loading_from_an_association - posts = authors(:david).posts.find(:all, :include => :comments, :order => "posts.id") - assert_equal 2, posts.first.comments.size - end - - def test_loading_with_no_associations - assert_nil Post.find(posts(:authorless).id, :include => :author).author - end - - def test_eager_association_loading_with_belongs_to - comments = Comment.find(:all, :include => :post) - assert_equal 10, comments.length - titles = comments.map { |c| c.post.title } - assert titles.include?(posts(:welcome).title) - assert titles.include?(posts(:sti_post_and_comments).title) - end - - def test_eager_association_loading_with_belongs_to_and_limit - comments = Comment.find(:all, :include => :post, :limit => 5, :order => 'comments.id') - assert_equal 5, comments.length - assert_equal [1,2,3,5,6], comments.collect { |c| c.id } - end - - def test_eager_association_loading_with_belongs_to_and_limit_and_conditions - comments = Comment.find(:all, :include => :post, :conditions => 'post_id = 4', :limit => 3, :order => 'comments.id') - assert_equal 3, comments.length - assert_equal [5,6,7], comments.collect { |c| c.id } - end - - def test_eager_association_loading_with_belongs_to_and_limit_and_offset - comments = Comment.find(:all, :include => :post, :limit => 3, :offset => 2, :order => 'comments.id') - assert_equal 3, comments.length - assert_equal [3,5,6], comments.collect { |c| c.id } - end - - def test_eager_association_loading_with_belongs_to_and_limit_and_offset_and_conditions - comments = Comment.find(:all, :include => :post, :conditions => 'post_id = 4', :limit => 3, :offset => 1, :order => 'comments.id') - assert_equal 3, comments.length - assert_equal [6,7,8], comments.collect { |c| c.id } - end - - def test_eager_association_loading_with_belongs_to_and_limit_and_offset_and_conditions_array - comments = Comment.find(:all, :include => :post, :conditions => ['post_id = ?',4], :limit => 3, :offset => 1, :order => 'comments.id') - assert_equal 3, comments.length - assert_equal [6,7,8], comments.collect { |c| c.id } - end - - def test_eager_association_loading_with_belongs_to_and_limit_and_multiple_associations - posts = Post.find(:all, :include => [:author, :very_special_comment], :limit => 1, :order => 'posts.id') - assert_equal 1, posts.length - assert_equal [1], posts.collect { |p| p.id } - end - - def test_eager_association_loading_with_belongs_to_and_limit_and_offset_and_multiple_associations - posts = Post.find(:all, :include => [:author, :very_special_comment], :limit => 1, :offset => 1, :order => 'posts.id') - assert_equal 1, posts.length - assert_equal [2], posts.collect { |p| p.id } - end - - def test_eager_association_loading_with_belongs_to_inferred_foreign_key_from_association_name - author_favorite = AuthorFavorite.find(:first, :include => :favorite_author) - assert_equal authors(:mary), assert_no_queries { author_favorite.favorite_author } - end - - def test_eager_association_loading_with_explicit_join - posts = Post.find(:all, :include => :comments, :joins => "INNER JOIN authors ON posts.author_id = authors.id AND authors.name = 'Mary'", :limit => 1, :order => 'author_id') - assert_equal 1, posts.length - end - - def test_eager_with_has_many_through - posts_with_comments = people(:michael).posts.find(:all, :include => :comments) - posts_with_author = people(:michael).posts.find(:all, :include => :author ) - posts_with_comments_and_author = people(:michael).posts.find(:all, :include => [ :comments, :author ]) - 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 } - end - - def test_eager_with_has_many_through_an_sti_join_model - author = Author.find(:first, :include => :special_post_comments, :order => 'authors.id') - 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.find(:first, :include => :special_nonexistant_post_comments, :order => 'authors.id') - assert_equal [], author.special_nonexistant_post_comments - end - - def test_eager_with_has_many_through_join_model_with_conditions - assert_equal Author.find(:first, :include => :hello_post_comments, - :order => 'authors.id').hello_post_comments.sort_by(&:id), - Author.find(:first, :order => 'authors.id').hello_post_comments.sort_by(&:id) - end - - def test_eager_with_has_many_and_limit - posts = Post.find(:all, :order => 'posts.id asc', :include => [ :author, :comments ], :limit => 2) - 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 - if current_adapter?(:OpenBaseAdapter) - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :conditions => "FETCHBLOB(posts.body) = 'hello'", :order => "posts.id") - else - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :conditions => "posts.body = 'hello'", :order => "posts.id") - end - assert_equal 2, posts.size - assert_equal [4,5], posts.collect { |p| p.id } - end - - def test_eager_with_has_many_and_limit_and_conditions_array - if current_adapter?(:OpenBaseAdapter) - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :conditions => [ "FETCHBLOB(posts.body) = ?", 'hello' ], :order => "posts.id") - else - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :conditions => [ "posts.body = ?", 'hello' ], :order => "posts.id") - end - assert_equal 2, posts.size - assert_equal [4,5], posts.collect { |p| p.id } - end - - def test_eager_with_has_many_and_limit_and_conditions_array_on_the_eagers - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :conditions => [ "authors.name = ?", 'David' ]) - assert_equal 2, posts.size - - count = Post.count(:include => [ :author, :comments ], :limit => 2, :conditions => [ "authors.name = ?", 'David' ]) - assert_equal count, posts.size - end - - def test_eager_with_has_many_and_limit_ond_high_offset - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :offset => 10, :conditions => [ "authors.name = ?", 'David' ]) - assert_equal 0, posts.size - end - - def test_count_eager_with_has_many_and_limit_ond_high_offset - posts = Post.count(:all, :include => [ :author, :comments ], :limit => 2, :offset => 10, :conditions => [ "authors.name = ?", 'David' ]) - assert_equal 0, posts - end - - def test_eager_with_has_many_and_limit_with_no_results - posts = Post.find(:all, :include => [ :author, :comments ], :limit => 2, :conditions => "posts.title = 'magic forest'") - 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.count(:all, :include => :comments, :conditions => 'comments.id is null') - end - - def test_eager_with_has_and_belongs_to_many_and_limit - posts = Post.find(:all, :include => :categories, :order => "posts.id", :limit => 3) - 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)) - end - - def test_eager_with_has_many_and_limit_and_conditions_on_the_eagers - posts = authors(:david).posts.find(:all, - :include => :comments, - :conditions => "comments.body like 'Normal%' OR comments.#{QUOTED_TYPE}= 'SpecialComment'", - :limit => 2 - ) - assert_equal 2, posts.size - - count = Post.count( - :include => [ :comments, :author ], - :conditions => "authors.name = 'David' AND (comments.body like 'Normal%' OR comments.#{QUOTED_TYPE}= 'SpecialComment')", - :limit => 2 - ) - assert_equal count, posts.size - end - - def test_eager_with_has_many_and_limit_and_scoped_conditions_on_the_eagers - posts = nil - Post.with_scope(:find => { - :include => :comments, - :conditions => "comments.body like 'Normal%' OR comments.#{QUOTED_TYPE}= 'SpecialComment'" - }) do - posts = authors(:david).posts.find(:all, :limit => 2) - assert_equal 2, posts.size - end - - Post.with_scope(:find => { - :include => [ :comments, :author ], - :conditions => "authors.name = 'David' AND (comments.body like 'Normal%' OR comments.#{QUOTED_TYPE}= 'SpecialComment')" - }) do - count = Post.count(:limit => 2) - assert_equal count, posts.size - end - end - - def test_eager_with_has_many_and_limit_and_scoped_and_explicit_conditions_on_the_eagers - Post.with_scope(:find => { :conditions => "1=1" }) do - posts = authors(:david).posts.find(:all, - :include => :comments, - :conditions => "comments.body like 'Normal%' OR comments.#{QUOTED_TYPE}= 'SpecialComment'", - :limit => 2 - ) - assert_equal 2, posts.size - - count = Post.count( - :include => [ :comments, :author ], - :conditions => "authors.name = 'David' AND (comments.body like 'Normal%' OR comments.#{QUOTED_TYPE}= 'SpecialComment')", - :limit => 2 - ) - assert_equal count, posts.size - end - end - - def test_eager_with_scoped_order_using_association_limiting_without_explicit_scope - posts_with_explicit_order = Post.find(:all, :conditions => 'comments.id is not null', :include => :comments, :order => 'posts.id DESC', :limit => 2) - posts_with_scoped_order = Post.with_scope(:find => {:order => 'posts.id DESC'}) do - Post.find(:all, :conditions => 'comments.id is not null', :include => :comments, :limit => 2) - end - assert_equal posts_with_explicit_order, posts_with_scoped_order - end - - def test_eager_association_loading_with_habtm - posts = Post.find(:all, :include => :categories, :order => "posts.id") - 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)) - end - - def test_eager_with_inheritance - posts = SpecialPost.find(:all, :include => [ :comments ]) - end - - def test_eager_has_one_with_association_inheritance - post = Post.find(4, :include => [ :very_special_comment ]) - assert_equal "VerySpecialComment", post.very_special_comment.class.to_s - end - - def test_eager_has_many_with_association_inheritance - post = Post.find(4, :include => [ :special_comments ]) - post.special_comments.each do |special_comment| - assert_equal "SpecialComment", special_comment.class.to_s - end - end - - def test_eager_habtm_with_association_inheritance - post = Post.find(6, :include => [ :special_categories ]) - assert_equal 1, post.special_categories.size - post.special_categories.each do |special_category| - assert_equal "SpecialCategory", special_category.class.to_s - end - end - - def test_eager_with_has_one_dependent_does_not_destroy_dependent - assert_not_nil companies(:first_firm).account - f = Firm.find(:first, :include => :account, - :conditions => ["companies.name = ?", "37signals"]) - assert_not_nil f.account - assert_equal companies(:first_firm, :reload).account, f.account - end - - def test_eager_with_multi_table_conditional_properly_counts_the_records_when_using_size - author = authors(:david) - posts_with_no_comments = author.posts.select { |post| post.comments.blank? } - assert_equal posts_with_no_comments.size, author.posts_with_no_comments.size - assert_equal posts_with_no_comments, author.posts_with_no_comments - end - - def test_eager_with_invalid_association_reference - assert_raises(ActiveRecord::ConfigurationError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys") { - post = Post.find(6, :include=> :monkeys ) - } - assert_raises(ActiveRecord::ConfigurationError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys") { - post = Post.find(6, :include=>[ :monkeys ]) - } - assert_raises(ActiveRecord::ConfigurationError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys") { - post = Post.find(6, :include=>[ 'monkeys' ]) - } - assert_raises(ActiveRecord::ConfigurationError, "Association was not found; perhaps you misspelled it? You specified :include => :monkeys, :elephants") { - post = Post.find(6, :include=>[ :monkeys, :elephants ]) - } - end - - def find_all_ordered(className, include=nil) - className.find(:all, :order=>"#{className.table_name}.#{className.primary_key}", :include=>include) - end - - def test_limited_eager_with_order - assert_equal posts(:thinking, :sti_comments), Post.find(:all, :include => [:author, :comments], :conditions => "authors.name = 'David'", :order => 'UPPER(posts.title)', :limit => 2, :offset => 1) - assert_equal posts(:sti_post_and_comments, :sti_comments), Post.find(:all, :include => [:author, :comments], :conditions => "authors.name = 'David'", :order => 'UPPER(posts.title) DESC', :limit => 2, :offset => 1) - end - - def test_limited_eager_with_multiple_order_columns - assert_equal posts(:thinking, :sti_comments), Post.find(:all, :include => [:author, :comments], :conditions => "authors.name = 'David'", :order => 'UPPER(posts.title), posts.id', :limit => 2, :offset => 1) - assert_equal posts(:sti_post_and_comments, :sti_comments), Post.find(:all, :include => [:author, :comments], :conditions => "authors.name = 'David'", :order => 'UPPER(posts.title) DESC, posts.id', :limit => 2, :offset => 1) - 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 - end - # Test regular association, association with conditions, association with - # STI, and association with conditions assured not to be true - post_types = [:posts, :other_posts, :special_posts] - # test both has_many and has_and_belongs_to_many - [Author, Category].each do |className| - d1 = find_all_ordered(className) - # test including all post types at once - d2 = find_all_ordered(className, post_types) - d1.each_index do |i| - assert_equal(d1[i], d2[i]) - assert_equal_after_sort(d1[i].posts, d2[i].posts) - post_types[1..-1].each do |post_type| - # test including post_types together - d3 = find_all_ordered(className, [:posts, post_type]) - assert_equal(d1[i], d3[i]) - assert_equal_after_sort(d1[i].posts, d3[i].posts) - assert_equal_after_sort(d1[i].send(post_type), d2[i].send(post_type), d3[i].send(post_type)) - end - end - end - end - - def test_eager_with_multiple_associations_with_same_table_has_one - d1 = find_all_ordered(Firm) - d2 = find_all_ordered(Firm, :account) - d1.each_index do |i| - assert_equal(d1[i], d2[i]) - assert_equal(d1[i].account, d2[i].account) - end - end - - def test_eager_with_multiple_associations_with_same_table_belongs_to - firm_types = [:firm, :firm_with_basic_id, :firm_with_other_name, :firm_with_condition] - d1 = find_all_ordered(Client) - d2 = find_all_ordered(Client, firm_types) - d1.each_index do |i| - assert_equal(d1[i], d2[i]) - firm_types.each { |type| assert_equal(d1[i].send(type), d2[i].send(type)) } - end - end - def test_eager_with_valid_association_as_string_not_symbol - assert_nothing_raised { Post.find(:all, :include => 'comments') } - end - - def test_preconfigured_includes_with_belongs_to - author = posts(:welcome).author_with_posts - assert_equal 5, author.posts.size - end - - def test_preconfigured_includes_with_has_one - comment = posts(:sti_comments).very_special_comment_with_post - assert_equal posts(:sti_comments), comment.post - end - - def test_preconfigured_includes_with_has_many - posts = authors(:david).posts_with_comments - one = posts.detect { |p| p.id == 1 } - assert_equal 5, posts.size - assert_equal 2, one.comments.size - end - - def test_preconfigured_includes_with_habtm - posts = authors(:david).posts_with_categories - one = posts.detect { |p| p.id == 1 } - assert_equal 5, posts.size - assert_equal 2, one.categories.size - end - - def test_preconfigured_includes_with_has_many_and_habtm - posts = authors(:david).posts_with_comments_and_categories - one = posts.detect { |p| p.id == 1 } - assert_equal 5, posts.size - assert_equal 2, one.comments.size - assert_equal 2, one.categories.size - end - - def test_count_with_include - if current_adapter?(:SQLServerAdapter, :SybaseAdapter) - assert_equal 3, authors(:david).posts_with_comments.count(:conditions => "len(comments.body) > 15") - elsif current_adapter?(:OpenBaseAdapter) - assert_equal 3, authors(:david).posts_with_comments.count(:conditions => "length(FETCHBLOB(comments.body)) > 15") - else - assert_equal 3, authors(:david).posts_with_comments.count(:conditions => "length(comments.body) > 15") - end - end -end |