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rails--rails/activerecord/test/models/person.rb
2017-07-19 22:27:07 +03:00

143 lines
4.7 KiB
Ruby

# frozen_string_literal: true
class Person < ActiveRecord::Base
has_many :readers
has_many :secure_readers
has_one :reader
has_many :posts, through: :readers
has_many :secure_posts, through: :secure_readers
has_many :posts_with_no_comments, -> { includes(:comments).where("comments.id is null").references(:comments) },
through: :readers, source: :post
has_many :friendships, foreign_key: "friend_id"
# friends_too exists to test a bug, and probably shouldn't be used elsewhere
has_many :friends_too, foreign_key: "friend_id", class_name: "Friendship"
has_many :followers, through: :friendships
has_many :references
has_many :bad_references
has_many :fixed_bad_references, -> { where favourite: true }, class_name: "BadReference"
has_one :favourite_reference, -> { where "favourite=?", true }, class_name: "Reference"
has_many :posts_with_comments_sorted_by_comment_id, -> { includes(:comments).order("comments.id") }, through: :readers, source: :post
has_many :first_posts, -> { where(id: [1, 2]) }, through: :readers
has_many :jobs, through: :references
has_many :jobs_with_dependent_destroy, source: :job, through: :references, dependent: :destroy
has_many :jobs_with_dependent_delete_all, source: :job, through: :references, dependent: :delete_all
has_many :jobs_with_dependent_nullify, source: :job, through: :references, dependent: :nullify
belongs_to :primary_contact, class_name: "Person"
has_many :agents, class_name: "Person", foreign_key: "primary_contact_id"
has_many :agents_of_agents, through: :agents, source: :agents
belongs_to :number1_fan, class_name: "Person"
has_many :personal_legacy_things, dependent: :destroy
has_many :agents_posts, through: :agents, source: :posts
has_many :agents_posts_authors, through: :agents_posts, source: :author
has_many :essays, primary_key: "first_name", foreign_key: "writer_id"
scope :males, -> { where(gender: "M") }
end
class PersonWithDependentDestroyJobs < ActiveRecord::Base
self.table_name = "people"
has_many :references, foreign_key: :person_id
has_many :jobs, source: :job, through: :references, dependent: :destroy
end
class PersonWithDependentDeleteAllJobs < ActiveRecord::Base
self.table_name = "people"
has_many :references, foreign_key: :person_id
has_many :jobs, source: :job, through: :references, dependent: :delete_all
end
class PersonWithDependentNullifyJobs < ActiveRecord::Base
self.table_name = "people"
has_many :references, foreign_key: :person_id
has_many :jobs, source: :job, through: :references, dependent: :nullify
end
class LoosePerson < ActiveRecord::Base
self.table_name = "people"
self.abstract_class = true
has_one :best_friend, class_name: "LoosePerson", foreign_key: :best_friend_id
belongs_to :best_friend_of, class_name: "LoosePerson", foreign_key: :best_friend_of_id
has_many :best_friends, class_name: "LoosePerson", foreign_key: :best_friend_id
accepts_nested_attributes_for :best_friend, :best_friend_of, :best_friends
end
class LooseDescendant < LoosePerson; end
class TightPerson < ActiveRecord::Base
self.table_name = "people"
has_one :best_friend, class_name: "TightPerson", foreign_key: :best_friend_id
belongs_to :best_friend_of, class_name: "TightPerson", foreign_key: :best_friend_of_id
has_many :best_friends, class_name: "TightPerson", foreign_key: :best_friend_id
accepts_nested_attributes_for :best_friend, :best_friend_of, :best_friends
end
class TightDescendant < TightPerson; end
class RichPerson < ActiveRecord::Base
self.table_name = "people"
has_and_belongs_to_many :treasures, join_table: "peoples_treasures"
before_validation :run_before_create, on: :create
before_validation :run_before_validation
private
def run_before_create
self.first_name = first_name.to_s + "run_before_create"
end
def run_before_validation
self.first_name = first_name.to_s + "run_before_validation"
end
end
class NestedPerson < ActiveRecord::Base
self.table_name = "people"
has_one :best_friend, class_name: "NestedPerson", foreign_key: :best_friend_id
accepts_nested_attributes_for :best_friend, update_only: true
def comments=(new_comments)
raise RuntimeError
end
def best_friend_first_name=(new_name)
assign_attributes(best_friend_attributes: { first_name: new_name })
end
end
class Insure
INSURES = %W{life annuality}
def self.load(mask)
INSURES.select do |insure|
(1 << INSURES.index(insure)) & mask.to_i > 0
end
end
def self.dump(insures)
numbers = insures.map { |insure| INSURES.index(insure) }
numbers.inject(0) { |sum, n| sum + (1 << n) }
end
end
class SerializedPerson < ActiveRecord::Base
self.table_name = "people"
serialize :insures, Insure
end