test/test-painter.rb in shogi_koma-0.0.1 vs test/test-painter.rb in shogi_koma-0.0.2

@@ -4,14 +4,32 @@
 class PainterTest < Test::Unit::TestCase
   def setup
     @painter = ShogiKoma::Painter.new
   end
 
-  def test_draw
-    assert_nothing_raised do
-      Cairo::ImageSurface.new(:argb32, 100, 100) do |surface|
-        Cairo::Context.new(surface) do |context|
-          @painter.draw(context, "A")
+  class DrawTest < self
+    def test_one_character
+      assert_nothing_raised_in_draw("A")
+    end
+
+    def test_two_characters
+      assert_nothing_raised_in_draw("AB")
+    end
+
+    def test_three_characters
+      assert_nothing_raised_in_draw("ABC")
+    end
+
+    private
+    def assert_nothing_raised_in_draw(text)
+      width =  200
+      height = 200
+      assert_nothing_raised do
+        Cairo::ImageSurface.new(:argb32, width, height) do |surface|
+          Cairo::Context.new(surface) do |context|
+            context.scale(width, height)
+            @painter.draw(context, text)
+          end
         end
       end
     end
   end
 end