Add tests for new dither arguments to quantize

rmagick · Sep 1, 2008 · 0a6e850 · 0a6e850
1 parent 4a4c780
commit 0a6e850
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diff --git a/test/Image3.rb b/test/Image3.rb
@@ -64,6 +64,10 @@ def test_quantize
             assert_nothing_raised { @img.quantize(256, cs) }
         end
         assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, false) }
+        assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, true) }
+        assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, Magick::NoDitherMethod) }
+        assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, Magick::RiemersmaDitherMethod) }
+        assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, Magick::FloydSteinbergDitherMethod) }
         assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, true, 2) }
         assert_nothing_raised { @img.quantize(256, Magick::RGBColorspace, true, 2, true) }
         assert_raise(TypeError) { @img.quantize('x') }

diff --git a/test/ImageList2.rb b/test/ImageList2.rb
@@ -310,6 +310,11 @@ def test_quantize
         assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace) }
         assert_raise(TypeError) { @ilist.quantize(128, 'x') }
         assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace, true, 0) }
+        assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace, true) }
+        assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace, false) }
+        assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace, Magick::NoDitherMethod) }
+        assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace, Magick::RiemersmaDitherMethod) }
+        assert_nothing_raised { @ilist.quantize(128, Magick::RGBColorspace, Magick::FloydSteinbergDitherMethod) }
         assert_raise(TypeError) { @ilist.quantize(128, Magick::RGBColorspace, true, 'x' ) }
         assert_raise(ArgumentError) { @ilist.quantize(128, Magick::RGBColorspace, true, 0, false, 'extra') }
     end