require "abstract_unit" class BooksController < ActionController::Base def create params.require(:book).require(:name) head :ok end end class ActionControllerRequiredParamsTest < ActionController::TestCase tests BooksController test "missing required parameters will raise exception" do assert_raise ActionController::ParameterMissing do post :create, params: { magazine: { name: "Mjallo!" } } end assert_raise ActionController::ParameterMissing do post :create, params: { book: { title: "Mjallo!" } } end end test "required parameters that are present will not raise" do post :create, params: { book: { name: "Mjallo!" } } assert_response :ok end test "required parameters with false value will not raise" do post :create, params: { book: { name: false } } assert_response :ok end end class ParametersRequireTest < ActiveSupport::TestCase test "required parameters should accept and return false value" do assert_equal(false, ActionController::Parameters.new(person: false).require(:person)) end test "required parameters must not be nil" do assert_raises(ActionController::ParameterMissing) do ActionController::Parameters.new(person: nil).require(:person) end end test "required parameters must not be empty" do assert_raises(ActionController::ParameterMissing) do ActionController::Parameters.new(person: {}).require(:person) end end test "require array when all required params are present" do safe_params = ActionController::Parameters.new(person: { first_name: "Gaurish", title: "Mjallo", city: "Barcelona" }) .require(:person) .require([:first_name, :title]) assert_kind_of Array, safe_params assert_equal ["Gaurish", "Mjallo"], safe_params end test "require array when a required param is missing" do assert_raises(ActionController::ParameterMissing) do ActionController::Parameters.new(person: { first_name: "Gaurish", title: nil }) .require(:person) .require([:first_name, :title]) end end test "value params" do params = ActionController::Parameters.new(foo: "bar", dog: "cinco") assert_equal ["bar", "cinco"], params.values assert params.has_value?("cinco") assert params.value?("cinco") end test "to_query is not supported" do assert_raises(NoMethodError) do ActionController::Parameters.new(foo: "bar").to_param end end end