       end              @instance.push('/welcome/aboard', 'iZac')     end          it "should set the correct target if specified" do       @fanout.should_receive(:publish).with do |push|         push = @instance.serializer.load(push)         push.target.should == 'my-target'       end              @instance.push('/welcome/aboard', 'iZac', :target => 'my-target')     end          it "should set correct attributes on the 