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rails--rails/activerecord/test/models/developer.rb

281 lines
7.9 KiB
Ruby

# frozen_string_literal: true
require "ostruct"
module DeveloperProjectsAssociationExtension2
def find_least_recent
order("id ASC").first
end
end
class Developer < ActiveRecord::Base
self.ignored_columns = %w(first_name last_name)
has_and_belongs_to_many :projects do
def find_most_recent
order("id DESC").first
end
end
belongs_to :mentor
accepts_nested_attributes_for :projects
has_and_belongs_to_many :shared_computers, class_name: "Computer"
has_and_belongs_to_many :projects_extended_by_name,
-> { extending(DeveloperProjectsAssociationExtension) },
class_name: "Project",
join_table: "developers_projects",
association_foreign_key: "project_id"
has_and_belongs_to_many :projects_extended_by_name_twice,
-> { extending(DeveloperProjectsAssociationExtension, DeveloperProjectsAssociationExtension2) },
class_name: "Project",
join_table: "developers_projects",
association_foreign_key: "project_id"
has_and_belongs_to_many :projects_extended_by_name_and_block,
-> { extending(DeveloperProjectsAssociationExtension) },
class_name: "Project",
join_table: "developers_projects",
association_foreign_key: "project_id" do
def find_least_recent
order("id ASC").first
end
end
has_and_belongs_to_many :special_projects, join_table: "developers_projects", association_foreign_key: "project_id"
has_and_belongs_to_many :sym_special_projects,
join_table: :developers_projects,
association_foreign_key: "project_id",
class_name: "SpecialProject"
has_many :audit_logs
has_many :contracts
has_many :firms, through: :contracts, source: :firm
has_many :comments, ->(developer) { where(body: "I'm #{developer.name}") }
has_many :ratings, through: :comments
has_one :ship, dependent: :nullify
belongs_to :firm
has_many :contracted_projects, class_name: "Project"
scope :jamises, -> { where(name: "Jamis") }
validates_inclusion_of :salary, in: 50000..200000
validates_length_of :name, within: 3..20
before_create do |developer|
developer.audit_logs.build message: "Computer created"
end
attr_accessor :last_name
define_attribute_method "last_name"
def log=(message)
audit_logs.build message: message
end
after_find :track_instance_count
cattr_accessor :instance_count
def track_instance_count
self.class.instance_count ||= 0
self.class.instance_count += 1
end
private :track_instance_count
end
class SubDeveloper < Developer
end
class SymbolIgnoredDeveloper < ActiveRecord::Base
self.table_name = "developers"
self.ignored_columns = [:first_name, :last_name]
attr_accessor :last_name
define_attribute_method "last_name"
end
class AuditLog < ActiveRecord::Base
belongs_to :developer, validate: true
belongs_to :unvalidated_developer, class_name: "Developer"
end
class DeveloperWithBeforeDestroyRaise < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, join_table: "developers_projects", foreign_key: "developer_id"
before_destroy :raise_if_projects_empty!
def raise_if_projects_empty!
raise if projects.empty?
end
end
class DeveloperWithSelect < ActiveRecord::Base
self.table_name = "developers"
default_scope { select("name") }
end
class DeveloperWithIncludes < ActiveRecord::Base
self.table_name = "developers"
has_many :audit_logs, foreign_key: :developer_id
default_scope { includes(:audit_logs) }
end
class DeveloperFilteredOnJoins < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, -> { order("projects.id") }, foreign_key: "developer_id", join_table: "developers_projects"
def self.default_scope
joins(:projects).where(projects: { name: "Active Controller" })
end
end
class DeveloperOrderedBySalary < ActiveRecord::Base
self.table_name = "developers"
default_scope { order("salary DESC") }
scope :by_name, -> { order("name DESC") }
end
class DeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
default_scope { where("name = 'David'") }
end
class LazyLambdaDeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
default_scope lambda { where(name: "David") }
end
class LazyBlockDeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
default_scope { where(name: "David") }
end
class CallableDeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
default_scope OpenStruct.new(call: where(name: "David"))
end
class ClassMethodDeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
def self.default_scope
where(name: "David")
end
end
class ClassMethodReferencingScopeDeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
scope :david, -> { where(name: "David") }
def self.default_scope
david
end
end
class LazyBlockReferencingScopeDeveloperCalledDavid < ActiveRecord::Base
self.table_name = "developers"
scope :david, -> { where(name: "David") }
default_scope { david }
end
class DeveloperCalledJamis < ActiveRecord::Base
self.table_name = "developers"
default_scope { where(name: "Jamis") }
scope :poor, -> { where("salary < 150000") }
scope :david, -> { where name: "David" }
scope :david2, -> { unscoped.where name: "David" }
end
class PoorDeveloperCalledJamis < ActiveRecord::Base
self.table_name = "developers"
default_scope -> { where(name: "Jamis", salary: 50000) }
end
class InheritedPoorDeveloperCalledJamis < DeveloperCalledJamis
self.table_name = "developers"
default_scope -> { where(salary: 50000) }
end
class MultiplePoorDeveloperCalledJamis < ActiveRecord::Base
self.table_name = "developers"
default_scope -> { where(name: "Jamis") }
default_scope -> { where(salary: 50000) }
end
module SalaryDefaultScope
extend ActiveSupport::Concern
included { default_scope { where(salary: 50000) } }
end
class ModuleIncludedPoorDeveloperCalledJamis < DeveloperCalledJamis
self.table_name = "developers"
include SalaryDefaultScope
end
class EagerDeveloperWithDefaultScope < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, -> { order("projects.id") }, foreign_key: "developer_id", join_table: "developers_projects"
default_scope { includes(:projects) }
end
class EagerDeveloperWithClassMethodDefaultScope < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, -> { order("projects.id") }, foreign_key: "developer_id", join_table: "developers_projects"
def self.default_scope
includes(:projects)
end
end
class EagerDeveloperWithLambdaDefaultScope < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, -> { order("projects.id") }, foreign_key: "developer_id", join_table: "developers_projects"
default_scope lambda { includes(:projects) }
end
class EagerDeveloperWithBlockDefaultScope < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, -> { order("projects.id") }, foreign_key: "developer_id", join_table: "developers_projects"
default_scope { includes(:projects) }
end
class EagerDeveloperWithCallableDefaultScope < ActiveRecord::Base
self.table_name = "developers"
has_and_belongs_to_many :projects, -> { order("projects.id") }, foreign_key: "developer_id", join_table: "developers_projects"
default_scope OpenStruct.new(call: includes(:projects))
end
class ThreadsafeDeveloper < ActiveRecord::Base
self.table_name = "developers"
def self.default_scope
Thread.current[:default_scope_delay].call
limit(1)
end
end
class CachedDeveloper < ActiveRecord::Base
self.table_name = "developers"
self.cache_timestamp_format = :number
end
class DeveloperWithIncorrectlyOrderedHasManyThrough < ActiveRecord::Base
self.table_name = "developers"
has_many :companies, through: :contracts
has_many :contracts, foreign_key: :developer_id
end