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rmagick committed Aug 14, 2005
1 parent cd080ac commit 47c38aa
Showing 1 changed file with 300 additions and 3 deletions.
303 changes: 300 additions & 3 deletions test/Image1.rb
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Expand Up @@ -35,6 +35,11 @@ def test_properties
assert(known.has_key?(name))
assert_equal(known[name], value)
end

assert_raise(TypeError) do
@img.freeze
@img['d'] = 'string4'
end
end

# test constitute and dispatch
Expand Down Expand Up @@ -187,6 +192,8 @@ def test_border
assert_nothing_raised { @img.border!(2, 2, 'red') }
res = @img.border(2,2, 'red')
assert_instance_of(Magick::Image, res)
@img.freeze
assert_raise(TypeError) { @img.border!(2,2, 'red') }
end

def test_change_geometry
Expand All @@ -200,9 +207,9 @@ def test_change_geometry
end

def test_changed?
assert_block { !@img.changed? }
@img.pixel_color(0,0,'red')
assert_block { @img.changed? }
# assert_block { !@img.changed? }
# @img.pixel_color(0,0,'red')
# assert_block { @img.changed? }
end

def test_channel
Expand All @@ -227,11 +234,301 @@ def test_channel_depth
assert_nothing_raised { @img.channel_depth(Magick::MagentaChannel, Magick::CyanChannel) }
assert_nothing_raised { @img.channel_depth(Magick::CyanChannel, Magick::BlackChannel) }
assert_nothing_raised { @img.channel_depth(Magick::GrayChannel) }
assert_raise(ArgumentError) { @img.channel_depth(2) }
assert_instance_of(Fixnum, @img.channel_depth(Magick::RedChannel))
end

def test_channel_extrema
assert_nothing_raised do
res = @img.channel_extrema
assert_instance_of(Array, res)
assert_equal(2, res.length)
assert_instance_of(Fixnum, res[0])
assert_instance_of(Fixnum, res[1])
end
assert_nothing_raised { @img.channel_extrema(Magick::RedChannel) }
assert_nothing_raised { @img.channel_extrema(Magick::RedChannel, Magick::BlueChannel) }
assert_nothing_raised { @img.channel_extrema(Magick::GreenChannel, Magick::OpacityChannel) }
assert_nothing_raised { @img.channel_extrema(Magick::MagentaChannel, Magick::CyanChannel) }
assert_nothing_raised { @img.channel_extrema(Magick::CyanChannel, Magick::BlackChannel) }
assert_nothing_raised { @img.channel_extrema(Magick::GrayChannel) }
assert_raise(ArgumentError) { @img.channel_extrema(2) }
end

def test_channel_mean
assert_nothing_raised do
res = @img.channel_mean
assert_instance_of(Array, res)
assert_equal(2, res.length)
assert_instance_of(Float, res[0])
assert_instance_of(Float, res[1])
end
assert_nothing_raised { @img.channel_mean(Magick::RedChannel) }
assert_nothing_raised { @img.channel_mean(Magick::RedChannel, Magick::BlueChannel) }
assert_nothing_raised { @img.channel_mean(Magick::GreenChannel, Magick::OpacityChannel) }
assert_nothing_raised { @img.channel_mean(Magick::MagentaChannel, Magick::CyanChannel) }
assert_nothing_raised { @img.channel_mean(Magick::CyanChannel, Magick::BlackChannel) }
assert_nothing_raised { @img.channel_mean(Magick::GrayChannel) }
assert_raise(ArgumentError) { @img.channel_mean(2) }
end

def test_charcoal
assert_nothing_raised do
res = @img.charcoal
assert_instance_of(Magick::Image, res)
end
assert_nothing_raised { @img.charcoal(1.0) }
assert_nothing_raised { @img.charcoal(1.0, 2.0) }
assert_raise(ArgumentError) { @img.charcoal(1.0, 2.0, 3.0) }
end

def test_chop
assert_nothing_raised do
res = @img.chop(10, 10, 10, 10)
assert_instance_of(Magick::Image, res)
end
end

def test_clone
assert_nothing_raised do
res = @img.clone
assert_instance_of(Magick::Image, res)
assert_equal(res, @img)
end
res = @img.clone
assert_equal(res.frozen?, @img.frozen?)
@img.freeze
res = @img.clone
assert_equal(res.frozen?, @img.frozen?)
end

def test_color_fill_to_border
assert_raise(ArgumentError) { @img.color_fill_to_border(-1, 1, 'red') }
assert_raise(ArgumentError) { @img.color_fill_to_border(1, 100, 'red') }
assert_nothing_raised do
res = @img.color_fill_to_border(@img.columns/2, @img.rows/2, 'red')
assert_instance_of(Magick::Image, res)
end
pixel = Magick::Pixel.new(Magick::MaxRGB)
assert_nothing_raised { @img.color_fill_to_border(@img.columns/2, @img.rows/2, pixel) }
end

def test_color_floodfill
assert_raise(ArgumentError) { @img.color_floodfill(-1, 1, 'red') }
assert_raise(ArgumentError) { @img.color_floodfill(1, 100, 'red') }
assert_nothing_raised do
res = @img.color_floodfill(@img.columns/2, @img.rows/2, 'red')
assert_instance_of(Magick::Image, res)
end
pixel = Magick::Pixel.new(Magick::MaxRGB)
assert_nothing_raised { @img.color_floodfill(@img.columns/2, @img.rows/2, pixel) }
end

def test_color_histogram
assert_nothing_raised do
res = @img.color_histogram
assert_instance_of(Hash, res)
end
end

def test_colorize
assert_nothing_raised do
res = @img.colorize(0.25, 0.25, 0.25, 'red')
assert_instance_of(Magick::Image, res)
end
assert_nothing_raised { @img.colorize(0.25, 0.25, 0.25, 0.25, 'red') }
pixel = Magick::Pixel.new(Magick::MaxRGB)
assert_nothing_raised { @img.colorize(0.25, 0.25, 0.25, pixel) }
assert_nothing_raised { @img.colorize(0.25, 0.25, 0.25, 0.25, pixel) }
assert_raise(ArgumentError) { @img.colorize }
assert_raise(ArgumentError) { @img.colorize(0.25) }
assert_raise(ArgumentError) { @img.colorize(0.25, 0.25) }
assert_raise(ArgumentError) { @img.colorize(0.25, 0.25, 0.25) }
assert_raise(ArgumentError) { @img.colorize(0.25, 0.25, 0.25, 'X') }
# last argument must be a color name or pixel
assert_raise(TypeError) { @img.colorize(0.25, 0.25, 0.25, 0.25) }
assert_raise(ArgumentError) { @img.colorize(0.25, 0.25, 0.25, 0.25, 'X') }
assert_raise(TypeError) { @img.colorize(0.25, 0.25, 0.25, 0.25, [2]) }
end

def test_colormap
# IndexError b/c @img is DirectClass
assert_raise(IndexError) { @img.colormap(0) }
# Read PseudoClass image
pc_img = Magick::Image.read(IMAGES_DIR+'/Button_0.gif').first
assert_nothing_raised { pc_img.colormap(0) }
ncolors = pc_img.colors
assert_raise(IndexError) { pc_img.colormap(ncolors+1) }
assert_raise(IndexError) { pc_img.colormap(-1) }
assert_nothing_raised { pc_img.colormap(ncolors-1) }
res = pc_img.colormap(0)
assert_instance_of(String, res)

#test 'set' operation
assert_nothing_raised do
old_color = pc_img.colormap(0)
res = pc_img.colormap(0, 'red')
assert_equal(old_color, res)
res = pc_img.colormap(0)
assert_equal('red', res)
end
pixel = Magick::Pixel.new(Magick::MaxRGB)
assert_nothing_raised { pc_img.colormap(0, pixel) }
assert_raise(TypeError) { pc_img.colormap(0, [2]) }
pc_img.freeze
assert_raise(TypeError) { pc_img.colormap(0, 'red') }
end

def test_color_point
assert_nothing_raised do
res = @img.color_point(0, 0, 'red')
assert_instance_of(Magick::Image, res)
assert_not_same(@img, res)
end
pixel = Magick::Pixel.new(Magick::MaxRGB)
assert_nothing_raised { @img.color_point(0, 0, pixel) }
end

def test_color_reset!
assert_nothing_raised do
res = @img.color_reset!('red')
assert_same(@img, res)
end
pixel = Magick::Pixel.new(Magick::MaxRGB)
assert_nothing_raised { @img.color_reset!(pixel) }
assert_raise(TypeError) { @img.color_reset!([2]) }
assert_raise(ArgumentError) { @img.color_reset!('x') }
@img.freeze
assert_raise(TypeError) { @img.color_reset!('red') }
end

def test_compare_channel
img1 = Magick::Image.read(IMAGES_DIR+'/Button_0.gif').first
img2 = Magick::Image.read(IMAGES_DIR+'/Button_1.gif').first
assert_nothing_raised { img1.compare_channel(img2, Magick::MeanAbsoluteErrorMetric) }
assert_nothing_raised { img1.compare_channel(img2, Magick::MeanSquaredErrorMetric) }
assert_nothing_raised { img1.compare_channel(img2, Magick::PeakAbsoluteErrorMetric) }
assert_nothing_raised { img1.compare_channel(img2, Magick::PeakSignalToNoiseRatioMetric) }
assert_nothing_raised { img1.compare_channel(img2, Magick::RootMeanSquaredErrorMetric) }
assert_raise(TypeError) { img1.compare_channel(img2, 2) }
assert_raise(ArgumentError) { img1.compare_channel }

ilist = Magick::ImageList.new
ilist << img2
assert_nothing_raised { img1.compare_channel(ilist, Magick::MeanAbsoluteErrorMetric) }

assert_nothing_raised { img1.compare_channel(img2, Magick::MeanAbsoluteErrorMetric, Magick::RedChannel) }
assert_nothing_raised { img1.compare_channel(img2, Magick::MeanAbsoluteErrorMetric, Magick::RedChannel, Magick::BlueChannel) }
assert_raise(ArgumentError) { img1.compare_channel(img2, Magick::MeanAbsoluteErrorMetric, 2) }
assert_raise(ArgumentError) { img1.compare_channel(img2, Magick::MeanAbsoluteErrorMetric, Magick::RedChannel, 2) }

res = img1.compare_channel(img2, Magick::MeanAbsoluteErrorMetric)
assert_instance_of(Array, res)
assert_instance_of(Magick::Image, res[0])
assert_instance_of(Float, res[1])
end

def test_composite
img1 = Magick::Image.read(IMAGES_DIR+'/Button_0.gif').first
img2 = Magick::Image.read(IMAGES_DIR+'/Button_1.gif').first

assert_raise(ArgumentError) { img1.composite }
assert_raise(ArgumentError) { img1.composite(img2) }
assert_raise(ArgumentError) { img1.composite(img2, Magick::NorthWestGravity) }
assert_raise(ArgumentError) { img1.composite(2) }
assert_raise(ArgumentError) { img1.composite(img2, 2) }

composite_ops = [
Magick::UndefinedCompositeOp,
Magick::NoCompositeOp,
Magick::AddCompositeOp,
Magick::AtopCompositeOp,
Magick::BumpmapCompositeOp,
Magick::ClearCompositeOp,
Magick::ColorizeCompositeOp,
Magick::CopyBlueCompositeOp,
Magick::CopyCompositeOp,
Magick::CopyGreenCompositeOp,
Magick::CopyOpacityCompositeOp,
Magick::CopyRedCompositeOp,
Magick::CopyCyanCompositeOp,
Magick::CopyMagentaCompositeOp,
Magick::CopyYellowCompositeOp,
Magick::CopyBlackCompositeOp,
Magick::DarkenCompositeOp,
Magick::DifferenceCompositeOp,
Magick::DisplaceCompositeOp,
Magick::DissolveCompositeOp,
Magick::DstAtopCompositeOp,
Magick::DstCompositeOp,
Magick::DstInCompositeOp,
Magick::DstOutCompositeOp,
Magick::DstOverCompositeOp,
Magick::HueCompositeOp,
Magick::InCompositeOp,
Magick::LightenCompositeOp,
Magick::LuminizeCompositeOp,
Magick::MinusCompositeOp,
Magick::ModulateCompositeOp,
Magick::MultiplyCompositeOp,
Magick::OutCompositeOp,
Magick::OverCompositeOp,
Magick::OverlayCompositeOp,
Magick::PlusCompositeOp,
Magick::ReplaceCompositeOp,
Magick::SaturateCompositeOp,
Magick::ScreenCompositeOp,
Magick::SrcAtopCompositeOp,
Magick::SrcCompositeOp,
Magick::SrcInCompositeOp,
Magick::SrcOutCompositeOp,
Magick::SrcOverCompositeOp,
Magick::SubtractCompositeOp,
Magick::ThresholdCompositeOp,
Magick::XorCompositeOp,
Magick::BlendCompositeOp,
Magick::ColorBurnCompositeOp,
Magick::ColorDodgeCompositeOp,
Magick::ExclusionCompositeOp,
Magick::HardLightCompositeOp,
Magick::SoftLightCompositeOp]
gravity = [
Magick::NorthEastGravity,
Magick::EastGravity,
Magick::SouthWestGravity,
Magick::SouthGravity,
Magick::SouthEastGravity]

# 4 argument form
assert_nothing_raised { img1.composite(img2, 0, 0, Magick::OverCompositeOp) }
# negative offsets are transformed to 0
assert_nothing_raised { img1.composite(img2, -10, -10, Magick::OverCompositeOp) }
# there's way too many CompositeOperators to test them all, so just try few representative ops
composite_ops.each do |op|
assert_nothing_raised { img1.composite(img2, 0, 0, op) }
end
res = img1.composite(img2, 0, 0, Magick::OverCompositeOp)
assert_instance_of(Magick::Image, res)
assert_raise(TypeError) { img1.composite(img2, 0, 0, 2) }

# 3 argument form
composite_ops.each do |op|
gravity.each do |grav|
assert_nothing_raised { img1.composite(img2, grav, op) }
end
end
assert_raise(TypeError) { img1.composite(img2, 2, Magick::OverCompositeOp) }

# 5-argument form
composite_ops.each do |op|
gravity.each do |grav|
assert_nothing_raised { img1.composite(img2, grav, 0, 0, op) }
end
end
assert_raise(TypeError) { img1.composite(img2, 0, 0, 2, Magick::OverCompositeOp) }
end


end

if __FILE__ == $0
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