require "cases/helper" class TestAdapterWithInvalidConnection < ActiveRecord::TestCase self.use_transactional_fixtures = false class Bird < ActiveRecord::Base # Can't just use current adapter; sqlite3 will create a database # file on the fly. establish_connection adapter: 'mysql', database: 'i_do_not_exist' end test "inspect on Model class does not raise" do assert_equal "#{Bird.name}(no database connection)", Bird.inspect end end