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

156 lines
4.2 KiB
Ruby

require 'ostruct'
module DeveloperProjectsAssociationExtension
def find_most_recent
find(:first, :order => "id DESC")
end
end
module DeveloperProjectsAssociationExtension2
def find_least_recent
find(:first, :order => "id ASC")
end
end
class Developer < ActiveRecord::Base
has_and_belongs_to_many :projects do
def find_most_recent
find(:first, :order => "id DESC")
end
end
has_and_belongs_to_many :projects_extended_by_name,
:class_name => "Project",
:join_table => "developers_projects",
:association_foreign_key => "project_id",
:extend => DeveloperProjectsAssociationExtension
has_and_belongs_to_many :projects_extended_by_name_twice,
:class_name => "Project",
:join_table => "developers_projects",
:association_foreign_key => "project_id",
:extend => [DeveloperProjectsAssociationExtension, DeveloperProjectsAssociationExtension2]
has_and_belongs_to_many :projects_extended_by_name_and_block,
:class_name => "Project",
:join_table => "developers_projects",
:association_foreign_key => "project_id",
:extend => DeveloperProjectsAssociationExtension do
def find_least_recent
find(:first, :order => "id ASC")
end
end
has_and_belongs_to_many :special_projects, :join_table => 'developers_projects', :association_foreign_key => 'project_id'
has_many :audit_logs
scope :jamises, :conditions => {: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
def log=(message)
audit_logs.build :message => message
end
def self.all_johns
self.with_exclusive_scope :find => where(:name => 'John') do
self.all
end
end
end
class AuditLog < ActiveRecord::Base
belongs_to :developer, :validate => true
belongs_to :unvalidated_developer, :class_name => 'Developer'
end
DeveloperSalary = Struct.new(:amount)
class DeveloperWithAggregate < ActiveRecord::Base
self.table_name = 'developers'
composed_of :salary, :class_name => 'DeveloperSalary', :mapping => [%w(salary amount)]
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 DeveloperOrderedBySalary < ActiveRecord::Base
self.table_name = 'developers'
default_scope :order => 'salary DESC'
scope :by_name, order('name DESC')
def self.all_ordered_by_name
with_scope(:find => { :order => 'name DESC' }) do
find(:all)
end
end
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 DeveloperCalledJamis < ActiveRecord::Base
self.table_name = 'developers'
default_scope where(:name => 'Jamis')
scope :poor, where('salary < 150000')
end
class PoorDeveloperCalledJamis < ActiveRecord::Base
self.table_name = 'developers'
default_scope where(:name => 'Jamis', :salary => 50000)
end
class InheritedPoorDeveloperCalledJamis < DeveloperCalledJamis
self.table_name = 'developers'
ActiveSupport::Deprecation.silence do
default_scope where(:salary => 50000)
end
end
class MultiplePoorDeveloperCalledJamis < ActiveRecord::Base
self.table_name = 'developers'
default_scope where(:name => 'Jamis')
ActiveSupport::Deprecation.silence do
default_scope where(:salary => 50000)
end
end