52 lines
1.6 KiB
Ruby
52 lines
1.6 KiB
Ruby
include Logic
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describe Logic::BinaryOperator do
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let(:two_greater_than_one) { greater_than(constant(2), constant(1))}
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describe '#type' do
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it { expect(two_greater_than_one.type).to eq(:boolean) }
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end
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describe '#to_s' do
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it { expect(two_greater_than_one.to_s).to eq('(2 > 1)') }
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end
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describe '#==' do
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it { expect(two_greater_than_one).to eq(greater_than(constant(2), constant(1))) }
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it { expect(two_greater_than_one).not_to eq(greater_than(constant(1), constant(2))) }
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end
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describe '#errors' do
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it { expect(greater_than(constant(1), constant(true)).errors).to eq(['les types sont incompatibles : (1 > true)']) }
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end
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end
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describe Logic::GreaterThan do
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it 'computes' do
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expect(greater_than(constant(1), constant(1)).compute).to be(false)
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expect(greater_than(constant(2), constant(1)).compute).to be(true)
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end
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end
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describe Logic::GreaterThanEq do
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it 'computes' do
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expect(greater_than_eq(constant(0), constant(1)).compute).to be(false)
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expect(greater_than_eq(constant(1), constant(1)).compute).to be(true)
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expect(greater_than_eq(constant(2), constant(1)).compute).to be(true)
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end
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end
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describe Logic::LessThan do
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it 'computes' do
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expect(less_than(constant(1), constant(1)).compute).to be(false)
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expect(less_than(constant(1), constant(2)).compute).to be(true)
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end
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end
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describe Logic::LessThanEq do
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it 'computes' do
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expect(less_than_eq(constant(0), constant(1)).compute).to be(true)
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expect(less_than_eq(constant(1), constant(1)).compute).to be(true)
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expect(less_than_eq(constant(2), constant(1)).compute).to be(false)
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end
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end
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