require 'rails_helper'

module Mks
  module Rate
    RSpec.describe UnitOfCharge, type: :model do
      it 'has valid factory' do
        expect(build(:unit_of_charge)).to be_valid
      end

      it 'is invalid without name' do
        expect(build(:unit_of_charge, name: nil)).not_to be_valid
      end

      it 'is invalid without unit variables' do
        expect(build(:unit_of_charge, unit_variables: {})).not_to be_valid
      end

      it 'can not have same name' do
        uoc = create(:unit_of_charge)
        expect(build(:unit_of_charge, name: uoc.name)).not_to be_valid
      end
    end
  end
end