spec/rspec/mocks/matchers/receive_spec.rb in rspec-mocks-2.14.0.rc1 vs spec/rspec/mocks/matchers/receive_spec.rb in rspec-mocks-2.14.0

@@ -134,9 +134,19 @@
 
           expect {
             receiver.foo(:a)
           }.to raise_error(/expected: 0 times.*received: 1 time/m)
         end
+
+        it 'prevents confusing double-negative expressions involving `never`' do
+          expect {
+            wrapped.not_to receive(:foo).never
+          }.to raise_error(/trying to negate it again/)
+
+          expect {
+            wrapped.to_not receive(:foo).never
+          }.to raise_error(/trying to negate it again/)
+        end
       end
 
       describe "allow(...).to receive" do
         include_examples "an expect syntax allowance" do
           let(:receiver) { double }