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RSpec.describe Magick::Image, '#wet_floor' do
it 'works' do
image = described_class.new(20, 20)
expect(image.wet_floor).to be_instance_of(described_class)
expect { image.wet_floor(0.0) }.not_to raise_error
expect { image.wet_floor(0.5) }.not_to raise_error
expect { image.wet_floor(0.5, 10) }.not_to raise_error
expect { image.wet_floor(0.5, 0.0) }.not_to raise_error
expect { image.wet_floor(2.0) }.to raise_error(ArgumentError)
expect { image.wet_floor(-2.0) }.to raise_error(ArgumentError)
expect { image.wet_floor(0.5, -1.0) }.to raise_error(ArgumentError)
expect { image.wet_floor(0.5, 10, 0.5) }.to raise_error(ArgumentError)
end
end
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