mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
402 lines
13 KiB
Ruby
402 lines
13 KiB
Ruby
require "cases/helper"
|
|
require 'models/developer'
|
|
require 'models/project'
|
|
require 'models/company'
|
|
require 'models/topic'
|
|
require 'models/reply'
|
|
require 'models/computer'
|
|
require 'models/customer'
|
|
require 'models/order'
|
|
require 'models/post'
|
|
require 'models/author'
|
|
require 'models/tag'
|
|
require 'models/tagging'
|
|
require 'models/comment'
|
|
require 'models/sponsor'
|
|
require 'models/member'
|
|
require 'models/essay'
|
|
require 'models/subscriber'
|
|
require "models/pirate"
|
|
require "models/bird"
|
|
require "models/parrot"
|
|
|
|
if ActiveRecord::IdentityMap.enabled?
|
|
class IdentityMapTest < ActiveRecord::TestCase
|
|
fixtures :accounts, :companies, :developers, :projects, :topics,
|
|
:developers_projects, :computers, :authors, :author_addresses,
|
|
:posts, :tags, :taggings, :comments, :subscribers
|
|
|
|
##############################################################################
|
|
# Basic tests checking if IM is functioning properly on basic find operations#
|
|
##############################################################################
|
|
|
|
def test_find_id
|
|
assert_same(Client.find(3), Client.find(3))
|
|
end
|
|
|
|
def test_find_id_without_identity_map
|
|
ActiveRecord::IdentityMap.without do
|
|
assert_not_same(Client.find(3), Client.find(3))
|
|
end
|
|
end
|
|
|
|
def test_find_id_use_identity_map
|
|
ActiveRecord::IdentityMap.enabled = false
|
|
ActiveRecord::IdentityMap.use do
|
|
assert_same(Client.find(3), Client.find(3))
|
|
end
|
|
ActiveRecord::IdentityMap.enabled = true
|
|
end
|
|
|
|
def test_find_pkey
|
|
assert_same(
|
|
Subscriber.find('swistak'),
|
|
Subscriber.find('swistak')
|
|
)
|
|
end
|
|
|
|
def test_find_by_id
|
|
assert_same(
|
|
Client.find_by_id(3),
|
|
Client.find_by_id(3)
|
|
)
|
|
end
|
|
|
|
def test_find_by_string_and_numeric_id
|
|
assert_same(
|
|
Client.find_by_id("3"),
|
|
Client.find_by_id(3)
|
|
)
|
|
end
|
|
|
|
def test_find_by_pkey
|
|
assert_same(
|
|
Subscriber.find_by_nick('swistak'),
|
|
Subscriber.find_by_nick('swistak')
|
|
)
|
|
end
|
|
|
|
def test_find_first_id
|
|
assert_same(
|
|
Client.find(:first, :conditions => {:id => 1}),
|
|
Client.find(:first, :conditions => {:id => 1})
|
|
)
|
|
end
|
|
|
|
def test_find_first_pkey
|
|
assert_same(
|
|
Subscriber.find(:first, :conditions => {:nick => 'swistak'}),
|
|
Subscriber.find(:first, :conditions => {:nick => 'swistak'})
|
|
)
|
|
end
|
|
|
|
##############################################################################
|
|
# Tests checking if IM is functioning properly on more advanced finds #
|
|
# and associations #
|
|
##############################################################################
|
|
|
|
def test_owner_object_is_associated_from_identity_map
|
|
post = Post.find(1)
|
|
comment = post.comments.first
|
|
|
|
assert_no_queries do
|
|
comment.post
|
|
end
|
|
assert_same post, comment.post
|
|
end
|
|
|
|
def test_associated_object_are_assigned_from_identity_map
|
|
post = Post.find(1)
|
|
|
|
post.comments.each do |comment|
|
|
assert_same post, comment.post
|
|
assert_equal post.object_id, comment.post.object_id
|
|
end
|
|
end
|
|
|
|
def test_creation
|
|
t1 = Topic.create("title" => "t1")
|
|
t2 = Topic.find(t1.id)
|
|
assert_same(t1, t2)
|
|
end
|
|
|
|
##############################################################################
|
|
# Tests checking dirty attribute behaviour with IM #
|
|
##############################################################################
|
|
|
|
def test_loading_new_instance_should_not_update_dirty_attributes
|
|
swistak = Subscriber.find(:first, :conditions => {:nick => 'swistak'})
|
|
swistak.name = "Swistak Sreberkowiec"
|
|
assert_equal(["name"], swistak.changed)
|
|
assert_equal({"name" => ["Marcin Raczkowski", "Swistak Sreberkowiec"]}, swistak.changes)
|
|
|
|
s = Subscriber.find('swistak')
|
|
|
|
assert swistak.name_changed?
|
|
assert_equal("Swistak Sreberkowiec", swistak.name)
|
|
end
|
|
|
|
def test_loading_new_instance_should_change_dirty_attribute_original_value
|
|
swistak = Subscriber.find(:first, :conditions => {:nick => 'swistak'})
|
|
swistak.name = "Swistak Sreberkowiec"
|
|
|
|
Subscriber.update_all({:name => "Raczkowski Marcin"}, {:name => "Marcin Raczkowski"})
|
|
|
|
s = Subscriber.find('swistak')
|
|
|
|
assert_equal({'name' => ["Raczkowski Marcin", "Swistak Sreberkowiec"]}, swistak.changes)
|
|
assert_equal("Swistak Sreberkowiec", swistak.name)
|
|
end
|
|
|
|
def test_loading_new_instance_should_remove_dirt
|
|
swistak = Subscriber.find(:first, :conditions => {:nick => 'swistak'})
|
|
swistak.name = "Swistak Sreberkowiec"
|
|
|
|
assert_equal({"name" => ["Marcin Raczkowski", "Swistak Sreberkowiec"]}, swistak.changes)
|
|
|
|
Subscriber.update_all({:name => "Swistak Sreberkowiec"}, {:name => "Marcin Raczkowski"})
|
|
|
|
s = Subscriber.find('swistak')
|
|
|
|
assert_equal("Swistak Sreberkowiec", swistak.name)
|
|
assert_equal({}, swistak.changes)
|
|
assert !swistak.name_changed?
|
|
end
|
|
|
|
def test_has_many_associations
|
|
pirate = Pirate.create!(:catchphrase => "Don' botharrr talkin' like one, savvy?")
|
|
pirate.birds.create!(:name => 'Posideons Killer')
|
|
pirate.birds.create!(:name => 'Killer bandita Dionne')
|
|
|
|
posideons, killer = pirate.birds
|
|
|
|
pirate.reload
|
|
|
|
pirate.birds_attributes = [{ :id => posideons.id, :name => 'Grace OMalley' }]
|
|
assert_equal 'Grace OMalley', pirate.birds.to_a.find { |r| r.id == posideons.id }.name
|
|
end
|
|
|
|
def test_changing_associations
|
|
post1 = Post.create("title" => "One post", "body" => "Posting...")
|
|
post2 = Post.create("title" => "Another post", "body" => "Posting... Again...")
|
|
comment = Comment.new("body" => "comment")
|
|
|
|
comment.post = post1
|
|
assert comment.save
|
|
|
|
assert_same(post1.comments.first, comment)
|
|
|
|
comment.post = post2
|
|
assert comment.save
|
|
|
|
assert_same(post2.comments.first, comment)
|
|
assert_equal(0, post1.comments.size)
|
|
end
|
|
|
|
def test_im_with_polymorphic_has_many_going_through_join_model_with_custom_select_and_joins
|
|
tag = posts(:welcome).tags.first
|
|
tag_with_joins_and_select = posts(:welcome).tags.add_joins_and_select.first
|
|
assert_same(tag, tag_with_joins_and_select)
|
|
assert_nothing_raised(NoMethodError, "Joins/select was not loaded") { tag.author_id }
|
|
end
|
|
|
|
##############################################################################
|
|
# Tests checking Identity Map behaviour with preloaded associations, joins, #
|
|
# includes etc. #
|
|
##############################################################################
|
|
|
|
def test_find_with_preloaded_associations
|
|
assert_queries(2) do
|
|
posts = Post.preload(:comments).order('posts.id')
|
|
assert posts.first.comments.first
|
|
end
|
|
|
|
# With IM we'll retrieve post object from previous query, it'll have comments
|
|
# already preloaded from first call
|
|
assert_queries(1) do
|
|
posts = Post.preload(:comments).order('posts.id')
|
|
assert posts.first.comments.first
|
|
end
|
|
|
|
assert_queries(2) do
|
|
posts = Post.preload(:author).order('posts.id')
|
|
assert posts.first.author
|
|
end
|
|
|
|
# With IM we'll retrieve post object from previous query, it'll have comments
|
|
# already preloaded from first call
|
|
assert_queries(1) do
|
|
posts = Post.preload(:author).order('posts.id')
|
|
assert posts.first.author
|
|
end
|
|
|
|
assert_queries(1) do
|
|
posts = Post.preload(:author, :comments).order('posts.id')
|
|
assert posts.first.author
|
|
assert posts.first.comments.first
|
|
end
|
|
end
|
|
|
|
def test_find_with_included_associations
|
|
assert_queries(2) do
|
|
posts = Post.includes(:comments).order('posts.id')
|
|
assert posts.first.comments.first
|
|
end
|
|
|
|
assert_queries(1) do
|
|
posts = Post.scoped.includes(:comments).order('posts.id')
|
|
assert posts.first.comments.first
|
|
end
|
|
|
|
assert_queries(2) do
|
|
posts = Post.includes(:author).order('posts.id')
|
|
assert posts.first.author
|
|
end
|
|
|
|
assert_queries(1) do
|
|
posts = Post.includes(:author, :comments).order('posts.id')
|
|
assert posts.first.author
|
|
assert posts.first.comments.first
|
|
end
|
|
end
|
|
|
|
def test_eager_loading_with_conditions_on_joined_table_preloads
|
|
posts = Post.find(:all, :select => 'distinct posts.*', :include => :author, :joins => [:comments], :conditions => "comments.body like 'Thank you%'", :order => 'posts.id')
|
|
assert_equal [posts(:welcome)], posts
|
|
assert_equal authors(:david), assert_no_queries { posts[0].author}
|
|
assert_same posts.first.author, Author.first
|
|
|
|
posts = Post.find(:all, :select => 'distinct posts.*', :include => :author, :joins => [:comments], :conditions => "comments.body like 'Thank you%'", :order => 'posts.id')
|
|
assert_equal [posts(:welcome)], posts
|
|
assert_equal authors(:david), assert_no_queries { posts[0].author}
|
|
assert_same posts.first.author, Author.first
|
|
|
|
posts = Post.find(:all, :include => :author, :joins => {:taggings => :tag}, :conditions => "tags.name = 'General'", :order => 'posts.id')
|
|
assert_equal posts(:welcome, :thinking), posts
|
|
assert_same posts.first.author, Author.first
|
|
|
|
posts = Post.find(:all, :include => :author, :joins => {:taggings => {:tag => :taggings}}, :conditions => "taggings_tags.super_tag_id=2", :order => 'posts.id')
|
|
assert_equal posts(:welcome, :thinking), posts
|
|
assert_same posts.first.author, Author.first
|
|
end
|
|
|
|
def test_eager_loading_with_conditions_on_string_joined_table_preloads
|
|
posts = assert_queries(2) do
|
|
Post.find(:all, :select => 'distinct posts.*', :include => :author, :joins => "INNER JOIN comments on comments.post_id = posts.id", :conditions => "comments.body like 'Thank you%'", :order => 'posts.id')
|
|
end
|
|
assert_equal [posts(:welcome)], posts
|
|
assert_equal authors(:david), assert_no_queries { posts[0].author}
|
|
|
|
posts = assert_queries(1) do
|
|
Post.find(:all, :select => 'distinct posts.*', :include => :author, :joins => ["INNER JOIN comments on comments.post_id = posts.id"], :conditions => "comments.body like 'Thank you%'", :order => 'posts.id')
|
|
end
|
|
assert_equal [posts(:welcome)], posts
|
|
assert_equal authors(:david), assert_no_queries { posts[0].author}
|
|
end
|
|
|
|
##############################################################################
|
|
# Behaviour related to saving failures
|
|
##############################################################################
|
|
|
|
def test_reload_object_if_save_failed
|
|
developer = Developer.first
|
|
developer.salary = 0
|
|
|
|
assert !developer.save
|
|
|
|
same_developer = Developer.first
|
|
|
|
assert_not_same developer, same_developer
|
|
assert_not_equal 0, same_developer.salary
|
|
assert_not_equal developer.salary, same_developer.salary
|
|
end
|
|
|
|
def test_reload_object_if_forced_save_failed
|
|
developer = Developer.first
|
|
developer.salary = 0
|
|
|
|
assert_raise(ActiveRecord::RecordInvalid) { developer.save! }
|
|
|
|
same_developer = Developer.first
|
|
|
|
assert_not_same developer, same_developer
|
|
assert_not_equal 0, same_developer.salary
|
|
assert_not_equal developer.salary, same_developer.salary
|
|
end
|
|
|
|
def test_reload_object_if_update_attributes_fails
|
|
developer = Developer.first
|
|
developer.salary = 0
|
|
|
|
assert !developer.update_attributes(:salary => 0)
|
|
|
|
same_developer = Developer.first
|
|
|
|
assert_not_same developer, same_developer
|
|
assert_not_equal 0, same_developer.salary
|
|
assert_not_equal developer.salary, same_developer.salary
|
|
end
|
|
|
|
##############################################################################
|
|
# Behaviour of readonly, frozen, destroyed
|
|
##############################################################################
|
|
|
|
def test_find_using_identity_map_respects_readonly_when_loading_associated_object_first
|
|
author = Author.first
|
|
readonly_comment = author.readonly_comments.first
|
|
|
|
comment = Comment.first
|
|
assert !comment.readonly?
|
|
|
|
assert readonly_comment.readonly?
|
|
|
|
assert_raise(ActiveRecord::ReadOnlyRecord) {readonly_comment.save}
|
|
assert comment.save
|
|
end
|
|
|
|
def test_find_using_identity_map_respects_readonly
|
|
comment = Comment.first
|
|
assert !comment.readonly?
|
|
|
|
author = Author.first
|
|
readonly_comment = author.readonly_comments.first
|
|
|
|
assert readonly_comment.readonly?
|
|
|
|
assert_raise(ActiveRecord::ReadOnlyRecord) {readonly_comment.save}
|
|
assert comment.save
|
|
end
|
|
|
|
def test_find_using_select_and_identity_map
|
|
author_id, author = Author.select('id').first, Author.first
|
|
|
|
assert_equal author_id, author
|
|
assert_same author_id, author
|
|
assert_not_nil author.name
|
|
|
|
post, post_id = Post.first, Post.select('id').first
|
|
|
|
assert_equal post_id, post
|
|
assert_same post_id, post
|
|
assert_not_nil post.title
|
|
end
|
|
|
|
# Currently AR is not allowing changing primary key (see Persistence#update)
|
|
# So we ignore it. If this changes, this test needs to be uncommented.
|
|
# def test_updating_of_pkey
|
|
# assert client = Client.find(3),
|
|
# client.update_attribute(:id, 666)
|
|
#
|
|
# assert Client.find(666)
|
|
# assert_same(client, Client.find(666))
|
|
#
|
|
# s = Subscriber.find_by_nick('swistak')
|
|
# assert s.update_attribute(:nick, 'swistakTheJester')
|
|
# assert_equal('swistakTheJester', s.nick)
|
|
#
|
|
# assert stj = Subscriber.find_by_nick('swistakTheJester')
|
|
# assert_same(s, stj)
|
|
# end
|
|
|
|
end
|
|
end
|