1 files changed, 42 insertions, 0 deletions
diff --git a/activerecord/test/models/project.rb b/activerecord/test/models/project.rb
new file mode 100644
index 0000000000..846cef625b
--- /dev/null
+++ b/activerecord/test/models/project.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+class Project < ActiveRecord::Base
+  belongs_to :mentor
+  has_and_belongs_to_many :developers, -> { distinct.order "developers.name desc, developers.id desc" }
+  has_and_belongs_to_many :readonly_developers, -> { readonly }, class_name: "Developer"
+  has_and_belongs_to_many :non_unique_developers, -> { order "developers.name desc, developers.id desc" }, class_name: "Developer"
+  has_and_belongs_to_many :limited_developers, -> { limit 1 }, class_name: "Developer"
+  has_and_belongs_to_many :developers_named_david, -> { where("name = 'David'").distinct }, class_name: "Developer"
+  has_and_belongs_to_many :developers_named_david_with_hash_conditions, -> { where(name: "David").distinct }, class_name: "Developer"
+  has_and_belongs_to_many :salaried_developers, -> { where "salary > 0" }, class_name: "Developer"
+  has_and_belongs_to_many :developers_with_callbacks, class_name: "Developer", before_add: Proc.new { |o, r| o.developers_log << "before_adding#{r.id || '<new>'}" },
+                            after_add: Proc.new { |o, r| o.developers_log << "after_adding#{r.id || '<new>'}" },
+                            before_remove: Proc.new { |o, r| o.developers_log << "before_removing#{r.id}" },
+                            after_remove: Proc.new { |o, r| o.developers_log << "after_removing#{r.id}" }
+  has_and_belongs_to_many :well_paid_salary_groups, -> { group("developers.salary").having("SUM(salary) > 10000").select("SUM(salary) as salary") }, class_name: "Developer"
+  belongs_to :firm
+  has_one :lead_developer, through: :firm, inverse_of: :contracted_projects
+
+  begin
+    previous_value, ActiveRecord::Base.belongs_to_required_by_default =
+      ActiveRecord::Base.belongs_to_required_by_default, true
+    has_and_belongs_to_many :developers_required_by_default, class_name: "Developer"
+  ensure
+    ActiveRecord::Base.belongs_to_required_by_default = previous_value
+  end
+
+  attr_accessor :developers_log
+  after_initialize :set_developers_log
+
+  def set_developers_log
+    @developers_log = []
+  end
+
+  def self.all_as_method
+    all
+  end
+  scope :all_as_scope, -> { all }
+end
+
+class SpecialProject < Project
+end