test/middleware/test_scaler_middleware.rb in tracksperanto-2.0.1 vs test/middleware/test_scaler_middleware.rb in tracksperanto-2.0.2

@@ -1,6 +1,6 @@
-require File.dirname(__FILE__) + '/../helper'
+require File.expand_path(File.dirname(__FILE__)) + '/../helper'
 
 class ScalerMiddlewareTest < Test::Unit::TestCase
   def test_default_factor_set_to_one
     receiver = flexmock
     m = Tracksperanto::Middleware::Scaler.new(receiver)
@@ -27,10 +27,20 @@
     m.start_tracker_segment("Tracker")
     m.export_point(1, 60, 30, 0)
     m.end_tracker_segment
     m.end_export
   end
-  
+
+  def test_flip_using_scaler
+    receiver = flexmock
+    receiver.should_receive(:start_export).once.with(120, 80)
+    receiver.should_receive(:export_point).once.with(1, 100, 20, 0)
+
+    m = Tracksperanto::Middleware::Scaler.new(receiver, :x_factor => -1, :y_factor => -1)
+    m.start_export(120, 80)
+    m.export_point(1, 20, 60, 0)
+  end
+
   def test_scaler_properly_affects_residual
     factor =  Math.sqrt( (1.5 ** 2) + (1.4 ** 2))
     
     receiver = flexmock
     receiver.should_receive(:start_export).once.with((50 * 1.5).to_i, (60 * 1.4).to_i)
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