require 'rails_helper' RSpec.describe Mapping, type: :model do it { is_expected.to belong_to :user } it { is_expected.to belong_to :map } it { is_expected.to belong_to :mappable } it { is_expected.to validate_presence_of :xloc } it { is_expected.to validate_presence_of :yloc } it { is_expected.to validate_presence_of :map } it { is_expected.to validate_presence_of :mappable } end