require "cases/helper" require "models/owner" require "models/pet" require "models/person" class LengthValidationTest < ActiveRecord::TestCase fixtures :owners setup do @owner = Class.new(Owner) do def self.name; "Owner"; end end end def test_validates_size_of_association assert_nothing_raised { @owner.validates_size_of :pets, minimum: 1 } o = @owner.new("name" => "nopets") assert !o.save assert o.errors[:pets].any? o.pets.build("name" => "apet") assert o.valid? end def test_validates_size_of_association_using_within assert_nothing_raised { @owner.validates_size_of :pets, within: 1..2 } o = @owner.new("name" => "nopets") assert !o.save assert o.errors[:pets].any? o.pets.build("name" => "apet") assert o.valid? 2.times { o.pets.build("name" => "apet") } assert !o.save assert o.errors[:pets].any? end def test_validates_size_of_association_utf8 @owner.validates_size_of :pets, minimum: 1 o = @owner.new("name" => "あいうえおかきくけこ") assert !o.save assert o.errors[:pets].any? o.pets.build("name" => "あいうえおかきくけこ") assert o.valid? end def test_validates_size_of_respects_records_marked_for_destruction @owner.validates_size_of :pets, minimum: 1 owner = @owner.new assert_not owner.save assert owner.errors[:pets].any? pet = owner.pets.build assert owner.valid? assert owner.save pet_count = Pet.count assert_not owner.update_attributes pets_attributes: [ { _destroy: 1, id: pet.id } ] assert_not owner.valid? assert owner.errors[:pets].any? assert_equal pet_count, Pet.count end def test_validates_length_of_virtual_attribute_on_model repair_validations(Pet) do Pet.send(:attr_accessor, :nickname) Pet.validates_length_of(:name, minimum: 1) Pet.validates_length_of(:nickname, minimum: 1) pet = Pet.create!(name: "Fancy Pants", nickname: "Fancy") assert pet.valid? pet.nickname = "" assert pet.invalid? end end end