require "test_helper" class SupportedLanguageTest < ActiveSupport::TestCase test "should be valid with all attributes" do language = SupportedLanguage.new(code: "sv", name: "Swedish", native_name: "Svenska") assert language.valid? end test "should be invalid with a duplicate code" do language = SupportedLanguage.new(code: supported_languages(:one).code, name: "English", native_name: "English") assert_not language.valid? end end