test/lib/vedeu/models/cell_test.rb in vedeu-0.6.70 vs test/lib/vedeu/models/cell_test.rb in vedeu-0.6.71

@@ -103,9 +103,10 @@
       end
 
       describe '#to_s' do
         subject { instance.to_s }
 
+        it { instance.must_respond_to(:to_str) }
         it { subject.must_be_instance_of(String) }
         it { subject.must_equal('') }
       end
 
     end # Cell