test/test_graphics.rb in processing-0.5.27 vs test/test_graphics.rb in processing-0.5.28

@@ -13,9 +13,24 @@
     g = graphics
     g.beginDraw
     assert_raise {g.beginDraw}
   end
 
+  def test_save()
+    g = graphics 100, 100
+    g.beginDraw do
+      g.background 200
+      g.fill 255
+      g.stroke 0
+      g.ellipseMode :corner
+      g.ellipse 0, 0, g.width, g.height
+    end
+    temppath(ext: 'png') do |path|
+      assert_nothing_raised {g.save path}
+      assert_equal get_pixels(g), get_pixels(g.loadImage path)
+    end
+  end
+
   def test_inspect()
     assert_match %r|#<Processing::Graphics:0x\w{16}>|, graphics.inspect
   end
 
 end# TestGraphics