     end          it "should set the correct target if specified" do       @fanout.should_receive(:publish).with do |request|         request = @instance.serializer.load(request)         request.target.should == 'my-target'       end              @instance.request('/welcome/aboard', 'iZac', :target => 'my-target'){|response|}     end          it "should mark the message as persistent when the option is set globally" do       @instance.options[:persistent] = true       @fanout.should_receive(:publish).with do |request|         request = @instance.serializer.load(request)         request.persistent.should == true       end              @instance.request('/welcome/aboard', 'iZac'){|response|}     end          it "should s