1 files changed, 192 insertions, 0 deletions
diff --git a/activerecord/test/models/company.rb b/activerecord/test/models/company.rb
new file mode 100644
index 0000000000..fc6488f729
--- /dev/null
+++ b/activerecord/test/models/company.rb
@@ -0,0 +1,192 @@
+# frozen_string_literal: true
+
+class AbstractCompany < ActiveRecord::Base
+  self.abstract_class = true
+end
+
+class Company < AbstractCompany
+  self.sequence_name = :companies_nonstd_seq
+
+  validates_presence_of :name
+
+  has_one :dummy_account, foreign_key: "firm_id", class_name: "Account"
+  has_many :contracts
+  has_many :developers, through: :contracts
+
+  scope :of_first_firm, lambda {
+    joins(account: :firm).
+    where("firms.id" => 1)
+  }
+
+  def arbitrary_method
+    "I am Jack's profound disappointment"
+  end
+
+  private
+
+    def private_method
+      "I am Jack's innermost fears and aspirations"
+    end
+
+    class SpecialCo < Company
+    end
+end
+
+module Namespaced
+  class Company < ::Company
+  end
+
+  class Firm < ::Company
+    has_many :clients, class_name: "Namespaced::Client"
+  end
+
+  class Client < ::Company
+  end
+end
+
+class Firm < Company
+  to_param :name
+
+  has_many :clients, -> { order "id" }, dependent: :destroy, before_remove: :log_before_remove, after_remove: :log_after_remove
+  has_many :unsorted_clients, class_name: "Client"
+  has_many :unsorted_clients_with_symbol, class_name: :Client
+  has_many :clients_sorted_desc, -> { order "id DESC" }, class_name: "Client"
+  has_many :clients_of_firm, -> { order "id" }, foreign_key: "client_of", class_name: "Client", inverse_of: :firm
+  has_many :clients_ordered_by_name, -> { order "name" }, class_name: "Client"
+  has_many :unvalidated_clients_of_firm, foreign_key: "client_of", class_name: "Client", validate: false
+  has_many :dependent_clients_of_firm, -> { order "id" }, foreign_key: "client_of", class_name: "Client", dependent: :destroy
+  has_many :exclusively_dependent_clients_of_firm, -> { order "id" }, foreign_key: "client_of", class_name: "Client", dependent: :delete_all
+  has_many :limited_clients, -> { limit 1 }, class_name: "Client"
+  has_many :clients_with_interpolated_conditions, ->(firm) { where "rating > #{firm.rating}" }, class_name: "Client"
+  has_many :clients_like_ms, -> { where("name = 'Microsoft'").order("id") }, class_name: "Client"
+  has_many :clients_like_ms_with_hash_conditions, -> { where(name: "Microsoft").order("id") }, class_name: "Client"
+  has_many :plain_clients, class_name: "Client"
+  has_many :clients_using_primary_key, class_name: "Client",
+           primary_key: "name", foreign_key: "firm_name"
+  has_many :clients_using_primary_key_with_delete_all, class_name: "Client",
+           primary_key: "name", foreign_key: "firm_name", dependent: :delete_all
+  has_many :clients_grouped_by_firm_id, -> { group("firm_id").select("firm_id") }, class_name: "Client"
+  has_many :clients_grouped_by_name, -> { group("name").select("name") }, class_name: "Client"
+
+  has_one :account, foreign_key: "firm_id", dependent: :destroy, validate: true
+  has_one :unvalidated_account, foreign_key: "firm_id", class_name: "Account", validate: false
+  has_one :account_with_select, -> { select("id, firm_id") }, foreign_key: "firm_id", class_name: "Account"
+  has_one :readonly_account, -> { readonly }, foreign_key: "firm_id", class_name: "Account"
+  # added order by id as in fixtures there are two accounts for Rails Core
+  # Oracle tests were failing because of that as the second fixture was selected
+  has_one :account_using_primary_key, -> { order("id") }, primary_key: "firm_id", class_name: "Account"
+  has_one :account_using_foreign_and_primary_keys, foreign_key: "firm_name", primary_key: "name", class_name: "Account"
+  has_one :account_with_inexistent_foreign_key, class_name: "Account", foreign_key: "inexistent"
+  has_one :deletable_account, foreign_key: "firm_id", class_name: "Account", dependent: :delete
+
+  has_one :account_limit_500_with_hash_conditions, -> { where credit_limit: 500 }, foreign_key: "firm_id", class_name: "Account"
+
+  has_one :unautosaved_account, foreign_key: "firm_id", class_name: "Account", autosave: false
+  has_many :accounts
+  has_many :unautosaved_accounts, foreign_key: "firm_id", class_name: "Account", autosave: false
+
+  has_many :association_with_references, -> { references(:foo) }, class_name: "Client"
+
+  has_many :developers_with_select, -> { select("id, name, first_name") }, class_name: "Developer"
+
+  has_one :lead_developer, class_name: "Developer"
+  has_many :projects
+
+  def log
+    @log ||= []
+  end
+
+  private
+    def log_before_remove(record)
+      log << "before_remove#{record.id}"
+    end
+
+    def log_after_remove(record)
+      log << "after_remove#{record.id}"
+    end
+end
+
+class DependentFirm < Company
+  has_one :account, foreign_key: "firm_id", dependent: :nullify
+  has_many :companies, foreign_key: "client_of", dependent: :nullify
+  has_one :company, foreign_key: "client_of", dependent: :nullify
+end
+
+class RestrictedWithExceptionFirm < Company
+  has_one :account, -> { order("id") }, foreign_key: "firm_id", dependent: :restrict_with_exception
+  has_many :companies, -> { order("id") }, foreign_key: "client_of", dependent: :restrict_with_exception
+end
+
+class RestrictedWithErrorFirm < Company
+  has_one :account, -> { order("id") }, foreign_key: "firm_id", dependent: :restrict_with_error
+  has_many :companies, -> { order("id") }, foreign_key: "client_of", dependent: :restrict_with_error
+end
+
+class Client < Company
+  belongs_to :firm, foreign_key: "client_of"
+  belongs_to :firm_with_basic_id, class_name: "Firm", foreign_key: "firm_id"
+  belongs_to :firm_with_select, -> { select("id") }, class_name: "Firm", foreign_key: "firm_id"
+  belongs_to :firm_with_other_name, class_name: "Firm", foreign_key: "client_of"
+  belongs_to :firm_with_condition, -> { where "1 = ?", 1 }, class_name: "Firm", foreign_key: "client_of"
+  belongs_to :firm_with_primary_key, class_name: "Firm", primary_key: "name", foreign_key: "firm_name"
+  belongs_to :firm_with_primary_key_symbols, class_name: "Firm", primary_key: :name, foreign_key: :firm_name
+  belongs_to :readonly_firm, -> { readonly }, class_name: "Firm", foreign_key: "firm_id"
+  belongs_to :bob_firm, -> { where name: "Bob" }, class_name: "Firm", foreign_key: "client_of"
+  has_many :accounts, through: :firm, source: :accounts
+  belongs_to :account
+
+  validate do
+    firm
+  end
+
+  class RaisedOnSave < RuntimeError; end
+  attr_accessor :raise_on_save
+  before_save do
+    raise RaisedOnSave if raise_on_save
+  end
+
+  class RaisedOnDestroy < RuntimeError; end
+  attr_accessor :raise_on_destroy
+  before_destroy do
+    raise RaisedOnDestroy if raise_on_destroy
+  end
+
+  # Record destruction so we can test whether firm.clients.clear has
+  # is calling client.destroy, deleting from the database, or setting
+  # foreign keys to NULL.
+  def self.destroyed_client_ids
+    @destroyed_client_ids ||= Hash.new { |h, k| h[k] = [] }
+  end
+
+  before_destroy do |client|
+    if client.firm
+      Client.destroyed_client_ids[client.firm.id] << client.id
+    end
+    true
+  end
+
+  before_destroy :overwrite_to_raise
+
+  # Used to test that read and question methods are not generated for these attributes
+  def rating?
+    query_attribute :rating
+  end
+
+  def overwrite_to_raise
+  end
+end
+
+class ExclusivelyDependentFirm < Company
+  has_one :account, foreign_key: "firm_id", dependent: :delete
+  has_many :dependent_sanitized_conditional_clients_of_firm, -> { order("id").where("name = 'BigShot Inc.'") }, foreign_key: "client_of", class_name: "Client", dependent: :delete_all
+  has_many :dependent_hash_conditional_clients_of_firm, -> { order("id").where(name: "BigShot Inc.") }, foreign_key: "client_of", class_name: "Client", dependent: :delete_all
+  has_many :dependent_conditional_clients_of_firm, -> { order("id").where("name = ?", "BigShot Inc.") }, foreign_key: "client_of", class_name: "Client", dependent: :delete_all
+end
+
+class SpecialClient < Client
+end
+
+class VerySpecialClient < SpecialClient
+end
+
+require "models/account"