14 lines
470 B
Ruby
14 lines
470 B
Ruby
require 'rails_helper'
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module VNS
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RSpec.describe Engine do
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describe '.sequence' do
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it { expect(described_class.sequence([])).to eq([]) }
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it { expect(described_class.sequence([1])).to eq([1]) }
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it { expect(described_class.sequence([1, 2])).to eq([1, 2, 1]) }
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it { expect(described_class.sequence([1, 2, 3])).to eq([1, 2, 3, 2, 1]) }
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it { expect(described_class.sequence([1, 2, 3, 4])).to eq([1, 2, 3, 4, 3, 2, 1]) }
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end
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end
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end
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