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RSpec.describe Magick::Draw, '#arc' do
it 'works' do
draw = described_class.new
image = Magick::Image.new(200, 200)
draw.arc(100.5, 120.5, 200, 250, 20, 370)
expect(draw.inspect).to eq('arc 100.5,120.5 200,250 20,370')
expect { draw.draw(image) }.not_to raise_error
expect { draw.arc('x', 120.5, 200, 250, 20, 370) }.to raise_error(ArgumentError)
expect { draw.arc(100.5, 'x', 200, 250, 20, 370) }.to raise_error(ArgumentError)
expect { draw.arc(100.5, 120.5, 'x', 250, 20, 370) }.to raise_error(ArgumentError)
expect { draw.arc(100.5, 120.5, 200, 'x', 20, 370) }.to raise_error(ArgumentError)
expect { draw.arc(100.5, 120.5, 200, 250, 'x', 370) }.to raise_error(ArgumentError)
expect { draw.arc(100.5, 120.5, 200, 250, 20, 'x') }.to raise_error(ArgumentError)
end
end
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