require 'spec_helper' describe Gitlab::Ci::Config::Node::Null do let(:entry) { described_class.new(nil) } describe '#leaf?' do it 'is leaf node' do expect(entry).to be_leaf end end describe '#any_method' do it 'responds with nil' do expect(entry.any_method).to be nil end end describe '#value' do it 'returns nil' do expect(entry.value).to be nil end end end