require 'spec_helper' require 'r10k/settings/enum_definition' describe R10K::Settings::EnumDefinition do subject { described_class.new(:enum, :enum => %w[one two three]) } describe '#validate' do it "doesn't raise an error when given an expected value" do subject.assign('two') subject.validate end it "raises an error when given a value outside the enum" do subject.assign('dos') expect { subject.validate }.to raise_error(ArgumentError, "Setting enum should be one of #{%w[one two three].inspect}, not 'dos'") end end end