# frozen_string_literal: true require 'spec_helper' require 'rubocop' require 'rubocop/rspec/support' require_relative '../../../rubocop/cop/ignored_columns' describe RuboCop::Cop::IgnoredColumns do include CopHelper subject(:cop) { described_class.new } it 'flags the use of destroy_all with a local variable receiver' do inspect_source(<<~RUBY) class Foo < ApplicationRecord self.ignored_columns += %i[id] end RUBY expect(cop.offenses.size).to eq(1) end end