[UI spec] Add failing test for flick and direction.

Related to http://hipbyte.myjetbrains.com/youtrack/issue/RM-439

test/bacon-ui/spec/simple_gestures_spec.rb

@@ -89,6 +89,12 @@ describe "Bacon::Functional::API, concerning one-shot gestures" do
     controller.switch.isOn.should == false
   end
 
+  # TODO the directions seem to be completely ignored.
+  it "uses the direction symbols to define the direction of the flick" do
+    flick "Switch control", :to => :left
+    controller.switch.isOn.should != true
+  end
+
   it "taps a switch" do
     tap "Switch control", :at => :right
     controller.switch.isOn.should == true