432 lines
13 KiB
Ruby
Executable file
432 lines
13 KiB
Ruby
Executable file
require "cases/helper"
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require 'models/developer'
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require 'models/project'
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require 'models/company'
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require 'models/topic'
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require 'models/reply'
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require 'models/computer'
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require 'models/customer'
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require 'models/order'
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require 'models/post'
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require 'models/author'
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require 'models/tag'
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require 'models/tagging'
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require 'models/comment'
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require 'models/sponsor'
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require 'models/member'
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class BelongsToAssociationsTest < ActiveRecord::TestCase
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fixtures :accounts, :companies, :developers, :projects, :topics,
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:developers_projects, :computers, :authors, :posts, :tags, :taggings, :comments
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def test_belongs_to
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Client.find(3).firm.name
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assert_equal companies(:first_firm).name, Client.find(3).firm.name
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assert !Client.find(3).firm.nil?, "Microsoft should have a firm"
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end
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def test_proxy_assignment
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account = Account.find(1)
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assert_nothing_raised { account.firm = account.firm }
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end
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def test_triple_equality
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assert Client.find(3).firm === Firm
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assert Firm === Client.find(3).firm
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end
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def test_type_mismatch
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assert_raise(ActiveRecord::AssociationTypeMismatch) { Account.find(1).firm = 1 }
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assert_raise(ActiveRecord::AssociationTypeMismatch) { Account.find(1).firm = Project.find(1) }
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end
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def test_natural_assignment
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apple = Firm.create("name" => "Apple")
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citibank = Account.create("credit_limit" => 10)
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citibank.firm = apple
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assert_equal apple.id, citibank.firm_id
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end
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def test_no_unexpected_aliasing
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first_firm = companies(:first_firm)
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another_firm = companies(:another_firm)
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citibank = Account.create("credit_limit" => 10)
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citibank.firm = first_firm
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original_proxy = citibank.firm
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citibank.firm = another_firm
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assert_equal first_firm.object_id, original_proxy.target.object_id
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assert_equal another_firm.object_id, citibank.firm.target.object_id
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end
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def test_creating_the_belonging_object
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citibank = Account.create("credit_limit" => 10)
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apple = citibank.create_firm("name" => "Apple")
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assert_equal apple, citibank.firm
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citibank.save
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citibank.reload
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assert_equal apple, citibank.firm
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end
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def test_building_the_belonging_object
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citibank = Account.create("credit_limit" => 10)
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apple = citibank.build_firm("name" => "Apple")
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citibank.save
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assert_equal apple.id, citibank.firm_id
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end
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def test_natural_assignment_to_nil
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client = Client.find(3)
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client.firm = nil
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client.save
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assert_nil client.firm(true)
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assert_nil client.client_of
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end
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def test_with_different_class_name
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assert_equal Company.find(1).name, Company.find(3).firm_with_other_name.name
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assert_not_nil Company.find(3).firm_with_other_name, "Microsoft should have a firm"
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end
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def test_with_condition
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assert_equal Company.find(1).name, Company.find(3).firm_with_condition.name
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assert_not_nil Company.find(3).firm_with_condition, "Microsoft should have a firm"
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end
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def test_with_select
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assert_equal Company.find(2).firm_with_select.attributes.size, 1
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assert_equal Company.find(2, :include => :firm_with_select ).firm_with_select.attributes.size, 1
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end
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def test_belongs_to_counter
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debate = Topic.create("title" => "debate")
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assert_equal 0, debate.send(:read_attribute, "replies_count"), "No replies yet"
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trash = debate.replies.create("title" => "blah!", "content" => "world around!")
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assert_equal 1, Topic.find(debate.id).send(:read_attribute, "replies_count"), "First reply created"
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trash.destroy
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assert_equal 0, Topic.find(debate.id).send(:read_attribute, "replies_count"), "First reply deleted"
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end
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def test_belongs_to_counter_with_assigning_nil
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p = Post.find(1)
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c = Comment.find(1)
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assert_equal p.id, c.post_id
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assert_equal 2, Post.find(p.id).comments.size
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c.post = nil
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assert_equal 1, Post.find(p.id).comments.size
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end
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def test_belongs_to_counter_with_reassigning
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t1 = Topic.create("title" => "t1")
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t2 = Topic.create("title" => "t2")
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r1 = Reply.new("title" => "r1", "content" => "r1")
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r1.topic = t1
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assert r1.save
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assert_equal 1, Topic.find(t1.id).replies.size
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assert_equal 0, Topic.find(t2.id).replies.size
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r1.topic = Topic.find(t2.id)
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assert r1.save
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assert_equal 0, Topic.find(t1.id).replies.size
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assert_equal 1, Topic.find(t2.id).replies.size
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r1.topic = nil
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assert_equal 0, Topic.find(t1.id).replies.size
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assert_equal 0, Topic.find(t2.id).replies.size
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r1.topic = t1
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assert_equal 1, Topic.find(t1.id).replies.size
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assert_equal 0, Topic.find(t2.id).replies.size
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r1.destroy
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assert_equal 0, Topic.find(t1.id).replies.size
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assert_equal 0, Topic.find(t2.id).replies.size
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end
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def test_belongs_to_counter_after_save
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topic = Topic.create!(:title => "monday night")
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topic.replies.create!(:title => "re: monday night", :content => "football")
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assert_equal 1, Topic.find(topic.id)[:replies_count]
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topic.save!
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assert_equal 1, Topic.find(topic.id)[:replies_count]
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end
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def test_belongs_to_counter_after_update_attributes
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topic = Topic.create!(:title => "37s")
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topic.replies.create!(:title => "re: 37s", :content => "rails")
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assert_equal 1, Topic.find(topic.id)[:replies_count]
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topic.update_attributes(:title => "37signals")
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assert_equal 1, Topic.find(topic.id)[:replies_count]
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end
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def test_belongs_to_counter_after_save
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topic = Topic.create("title" => "monday night")
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topic.replies.create("title" => "re: monday night", "content" => "football")
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assert_equal 1, Topic.find(topic.id).send(:read_attribute, "replies_count")
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topic.save
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assert_equal 1, Topic.find(topic.id).send(:read_attribute, "replies_count")
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end
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def test_belongs_to_counter_after_update_attributes
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topic = Topic.create("title" => "37s")
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topic.replies.create("title" => "re: 37s", "content" => "rails")
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assert_equal 1, Topic.find(topic.id).send(:read_attribute, "replies_count")
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topic.update_attributes("title" => "37signals")
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assert_equal 1, Topic.find(topic.id).send(:read_attribute, "replies_count")
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end
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def test_assignment_before_parent_saved
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client = Client.find(:first)
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apple = Firm.new("name" => "Apple")
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client.firm = apple
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assert_equal apple, client.firm
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assert apple.new_record?
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assert client.save
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assert apple.save
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assert !apple.new_record?
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assert_equal apple, client.firm
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assert_equal apple, client.firm(true)
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end
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def test_assignment_before_child_saved
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final_cut = Client.new("name" => "Final Cut")
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firm = Firm.find(1)
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final_cut.firm = firm
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assert final_cut.new_record?
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assert final_cut.save
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assert !final_cut.new_record?
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assert !firm.new_record?
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assert_equal firm, final_cut.firm
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assert_equal firm, final_cut.firm(true)
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end
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def test_assignment_before_either_saved
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final_cut = Client.new("name" => "Final Cut")
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apple = Firm.new("name" => "Apple")
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final_cut.firm = apple
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assert final_cut.new_record?
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assert apple.new_record?
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assert final_cut.save
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assert !final_cut.new_record?
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assert !apple.new_record?
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assert_equal apple, final_cut.firm
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assert_equal apple, final_cut.firm(true)
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end
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def test_new_record_with_foreign_key_but_no_object
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c = Client.new("firm_id" => 1)
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assert_equal Firm.find(:first), c.firm_with_basic_id
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end
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def test_forgetting_the_load_when_foreign_key_enters_late
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c = Client.new
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assert_nil c.firm_with_basic_id
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c.firm_id = 1
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assert_equal Firm.find(:first), c.firm_with_basic_id
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end
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def test_field_name_same_as_foreign_key
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computer = Computer.find(1)
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assert_not_nil computer.developer, ":foreign key == attribute didn't lock up" # '
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end
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def test_counter_cache
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topic = Topic.create :title => "Zoom-zoom-zoom"
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assert_equal 0, topic[:replies_count]
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reply = Reply.create(:title => "re: zoom", :content => "speedy quick!")
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reply.topic = topic
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assert_equal 1, topic.reload[:replies_count]
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assert_equal 1, topic.replies.size
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topic[:replies_count] = 15
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assert_equal 15, topic.replies.size
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end
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def test_custom_counter_cache
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reply = Reply.create(:title => "re: zoom", :content => "speedy quick!")
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assert_equal 0, reply[:replies_count]
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silly = SillyReply.create(:title => "gaga", :content => "boo-boo")
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silly.reply = reply
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assert_equal 1, reply.reload[:replies_count]
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assert_equal 1, reply.replies.size
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reply[:replies_count] = 17
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assert_equal 17, reply.replies.size
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end
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def test_store_two_association_with_one_save
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num_orders = Order.count
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num_customers = Customer.count
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order = Order.new
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customer1 = order.billing = Customer.new
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customer2 = order.shipping = Customer.new
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assert order.save
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assert_equal customer1, order.billing
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assert_equal customer2, order.shipping
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order.reload
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assert_equal customer1, order.billing
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assert_equal customer2, order.shipping
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assert_equal num_orders +1, Order.count
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assert_equal num_customers +2, Customer.count
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end
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def test_store_association_in_two_relations_with_one_save
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num_orders = Order.count
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num_customers = Customer.count
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order = Order.new
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customer = order.billing = order.shipping = Customer.new
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assert order.save
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assert_equal customer, order.billing
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assert_equal customer, order.shipping
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order.reload
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assert_equal customer, order.billing
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assert_equal customer, order.shipping
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assert_equal num_orders +1, Order.count
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assert_equal num_customers +1, Customer.count
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end
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def test_store_association_in_two_relations_with_one_save_in_existing_object
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num_orders = Order.count
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num_customers = Customer.count
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order = Order.create
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customer = order.billing = order.shipping = Customer.new
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assert order.save
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assert_equal customer, order.billing
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assert_equal customer, order.shipping
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order.reload
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assert_equal customer, order.billing
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assert_equal customer, order.shipping
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assert_equal num_orders +1, Order.count
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assert_equal num_customers +1, Customer.count
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end
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def test_store_association_in_two_relations_with_one_save_in_existing_object_with_values
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num_orders = Order.count
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num_customers = Customer.count
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order = Order.create
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customer = order.billing = order.shipping = Customer.new
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assert order.save
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assert_equal customer, order.billing
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assert_equal customer, order.shipping
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order.reload
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customer = order.billing = order.shipping = Customer.new
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assert order.save
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order.reload
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assert_equal customer, order.billing
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assert_equal customer, order.shipping
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assert_equal num_orders +1, Order.count
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assert_equal num_customers +2, Customer.count
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end
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def test_association_assignment_sticks
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post = Post.find(:first)
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author1, author2 = Author.find(:all, :limit => 2)
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assert_not_nil author1
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assert_not_nil author2
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# make sure the association is loaded
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post.author
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# set the association by id, directly
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post.author_id = author2.id
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# save and reload
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post.save!
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post.reload
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# the author id of the post should be the id we set
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assert_equal post.author_id, author2.id
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end
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def test_cant_save_readonly_association
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assert_raise(ActiveRecord::ReadOnlyRecord) { companies(:first_client).readonly_firm.save! }
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assert companies(:first_client).readonly_firm.readonly?
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end
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def test_polymorphic_assignment_foreign_type_field_updating
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# should update when assigning a saved record
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sponsor = Sponsor.new
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member = Member.create
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sponsor.sponsorable = member
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assert_equal "Member", sponsor.sponsorable_type
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# should update when assigning a new record
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sponsor = Sponsor.new
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member = Member.new
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sponsor.sponsorable = member
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assert_equal "Member", sponsor.sponsorable_type
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end
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def test_polymorphic_assignment_updates_foreign_id_field_for_new_and_saved_records
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sponsor = Sponsor.new
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saved_member = Member.create
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new_member = Member.new
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sponsor.sponsorable = saved_member
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assert_equal saved_member.id, sponsor.sponsorable_id
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sponsor.sponsorable = new_member
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assert_equal nil, sponsor.sponsorable_id
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end
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def test_save_fails_for_invalid_belongs_to
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assert log = AuditLog.create(:developer_id=>0,:message=>"")
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log.developer = Developer.new
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assert !log.developer.valid?
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assert !log.valid?
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assert !log.save
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assert_equal "is invalid", log.errors.on("developer")
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end
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def test_save_succeeds_for_invalid_belongs_to_with_validate_false
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assert log = AuditLog.create(:developer_id=>0,:message=>"")
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log.unvalidated_developer = Developer.new
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assert !log.unvalidated_developer.valid?
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assert log.valid?
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assert log.save
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end
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end
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