require 'spec_helper' describe RailsPixrem::Processor do describe '#process' do let(:sample_css) { '#foo { padding: 2rem }' } let(:processor) { described_class.new } subject { processor.process(sample_css) } it { should include('padding: 32px;') } it { should include('padding: 2rem') } context 'when root value is passed' do let(:processor) { described_class.new(root_value: '20px') } it { should include('padding: 40px;') } end end end