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RSpec.describe Magick::Image, '#rotate' do
it 'works' do
image = described_class.new(20, 20)
result = image.rotate(45)
expect(result).to be_instance_of(described_class)
expect { image.rotate(-45) }.not_to raise_error
image = described_class.new(100, 50)
result = image.rotate(90, '>')
expect(result).to be_instance_of(described_class)
expect(result.columns).to eq(50)
expect(result.rows).to eq(100)
result = image.rotate(90, '<')
expect(result).to be(nil)
expect { image.rotate(90, 't') }.to raise_error(ArgumentError)
expect { image.rotate(90, []) }.to raise_error(TypeError)
end
end
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