require "cases/helper" require "models/topic" require "models/person" require "models/custom_reader" class AbsenceValidationTest < ActiveModel::TestCase teardown do Topic.clear_validators! Person.clear_validators! CustomReader.clear_validators! end def test_validates_absence_of Topic.validates_absence_of(:title, :content) t = Topic.new t.title = "foo" t.content = "bar" assert t.invalid? assert_equal ["must be blank"], t.errors[:title] assert_equal ["must be blank"], t.errors[:content] t.title = "" t.content = "something" assert t.invalid? assert_equal ["must be blank"], t.errors[:content] assert_equal [], t.errors[:title] t.content = "" assert t.valid? end def test_validates_absence_of_with_array_arguments Topic.validates_absence_of %w(title content) t = Topic.new t.title = "foo" t.content = "bar" assert t.invalid? assert_equal ["must be blank"], t.errors[:title] assert_equal ["must be blank"], t.errors[:content] end def test_validates_absence_of_with_custom_error_using_quotes Person.validates_absence_of :karma, message: "This string contains 'single' and \"double\" quotes" p = Person.new p.karma = "good" assert p.invalid? assert_equal "This string contains 'single' and \"double\" quotes", p.errors[:karma].last end def test_validates_absence_of_for_ruby_class Person.validates_absence_of :karma p = Person.new p.karma = "good" assert p.invalid? assert_equal ["must be blank"], p.errors[:karma] p.karma = nil assert p.valid? end def test_validates_absence_of_for_ruby_class_with_custom_reader CustomReader.validates_absence_of :karma p = CustomReader.new p[:karma] = "excellent" assert p.invalid? assert_equal ["must be blank"], p.errors[:karma] p[:karma] = "" assert p.valid? end end