spec/lib/danica/variable_spec.rb in danica-2.0.1 vs spec/lib/danica/variable_spec.rb in danica-2.0.2

@@ -1,15 +1,19 @@
 require 'spec_helper'
 
 describe Danica::Variable do
+  it_behaves_like 'an object with + operation' do
+    subject { described_class.new(value: 100) }
+  end
+
   describe '#to_f' do
     context 'when variable has no value' do
       it { expect { subject.to_f }.to raise_error(Danica::Exception::NotDefined) }
     end
 
     context 'when variable has value' do
       let(:value) { 100 }
-      let(:subject) { described_class.new(value: value) }
+      subject { described_class.new(value: value) }
 
       it 'returns the value' do
         expect(subject.to_f).to eq(value)
       end
     end