require 'test/helper' class HaveAttachedFileMatcherTest < Test::Unit::TestCase context "have_attached_file" do setup do @dummy_class = reset_class "Dummy" reset_table "dummies" @matcher = self.class.have_attached_file(:avatar) end should "reject a class with no attachment" do assert_rejects @matcher, @dummy_class end should "accept a class with an attachment" do modify_table("dummies"){|d| d.string :avatar_file_name } @dummy_class.has_attached_file :avatar assert_accepts @matcher, @dummy_class end end end