spec/ast/sum_spec.rb in dentaku-3.3.4 vs spec/ast/sum_spec.rb in dentaku-3.4.0

@@ -32,7 +32,11 @@
     let(:calculator) { Dentaku::Calculator.new }
 
     it 'raises an error if no arguments are passed' do
       expect { calculator.evaluate!('SUM()') }.to raise_error(Dentaku::ArgumentError)
     end
+
+    it 'raises an error if an empty array is passed' do
+      expect { calculator.evaluate!('SUM(x)', x: []) }.to raise_error(Dentaku::ArgumentError)
+    end
   end
 end