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RSpec.describe Magick::Image, '#write' do
it 'works' do
image1 = described_class.new(20, 20)
image1.write('temp.gif')
image2 = described_class.read('temp.gif')
expect(image2.first.format).to eq('GIF')
FileUtils.rm('temp.gif')
image1.write('jpg:temp.foo')
image2 = described_class.read('temp.foo')
expect(image2.first.format).to eq('JPEG')
FileUtils.rm('temp.foo')
image1.write('temp.0') { |options| options.format = 'JPEG' }
image2 = described_class.read('temp.0')
expect(image2.first.format).to eq('JPEG')
# JPEG has two names.
image1.write('jpeg:temp.0') { |options| options.format = 'JPEG' }
image2 = described_class.read('temp.0')
expect(image2.first.format).to eq('JPEG')
image1.write('jpg:temp.0') { |options| options.format = 'JPG' }
image2 = described_class.read('temp.0')
expect(image2.first.format).to eq('JPEG')
image1.write('jpg:temp.0') { |options| options.format = 'JPEG' }
image2 = described_class.read('temp.0')
expect(image2.first.format).to eq('JPEG')
image1.write('jpeg:temp.0') { |options| options.format = 'JPG' }
image2 = described_class.read('temp.0')
expect(image2.first.format).to eq('JPEG')
expect do
image1.write('gif:temp.0') { |options| options.format = 'JPEG' }
end.to raise_error(RuntimeError)
f = File.new('test.0', 'w')
image1.write(f) { |options| options.format = 'JPEG' }
f.close
image2 = described_class.read('test.0')
expect(image2.first.format).to eq('JPEG')
FileUtils.rm('test.0')
image1.write('test.webp')
image2 = described_class.read('test.webp')
expect(image2.first.format).to eq('WEBP')
begin
FileUtils.rm('test.webp')
rescue StandardError
nil
end # Avoid failure on AppVeyor
f = File.new('test.0', 'w')
described_class.new(100, 100).write(f) do |options|
options.format = 'JPEG'
options.colorspace = Magick::CMYKColorspace
end
f.close
image2 = described_class.read('test.0')
expect(image2.first.format).to eq('JPEG')
FileUtils.rm('test.0')
end
end
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