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RSpec.describe Magick::Image, '#remap' do
it 'works' do
image = described_class.new(20, 20)
remap_image = described_class.new(20, 20) { |options| options.background_color = 'green' }
expect { image.remap(remap_image) }.not_to raise_error
expect { image.remap(remap_image, Magick::NoDitherMethod) }.not_to raise_error
expect { image.remap(remap_image, Magick::RiemersmaDitherMethod) }.not_to raise_error
expect { image.remap(remap_image, Magick::FloydSteinbergDitherMethod) }.not_to raise_error
expect { image.remap }.to raise_error(ArgumentError)
expect { image.remap(remap_image, Magick::NoDitherMethod, 1) }.to raise_error(ArgumentError)
expect { image.remap(remap_image, 1) }.to raise_error(TypeError)
end
it 'accepts an ImageList argument' do
image = described_class.new(20, 20)
image_list = Magick::ImageList.new
image_list.new_image(10, 10)
expect { image.remap(image_list) }.not_to raise_error
expect { image.remap(image_list, Magick::NoDitherMethod) }.not_to raise_error
end
end
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