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RSpec.describe Magick::ImageList, '#delete_if' do
it 'works' do
image_list = described_class.new(*FILES[0..9])
image_list.scene = 7
cur = image_list.cur_image
image_list.delete_if { |image| File.basename(image.filename).include?('5') }
expect(image_list).to be_instance_of(described_class)
expect(image_list.length).to eq(9)
expect(image_list.cur_image).to be(cur)
# Delete the current image
image_list.delete_if { |image| File.basename(image.filename).include?('7') }
expect(image_list).to be_instance_of(described_class)
expect(image_list.length).to eq(8)
expect(image_list.cur_image).to be(image_list[-1])
end
end
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