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Contents
RSpec.describe Operations::And do subject(:operation) { Operations::And.new(left, right) } include_context 'predicates' let(:left) { Rule::Predicate.new(int?) } let(:right) { Rule::Predicate.new(gt?).curry(18) } describe '#call' do it 'calls left and right' do expect(operation.(18)).to be_failure end end describe '#to_ast' do it 'returns ast' do expect(operation.to_ast).to eql( [:and, [[:predicate, [:int?, [[:input, Undefined]]]], [:predicate, [:gt?, [[:num, 18], [:input, Undefined]]]]]] ) end it 'returns result ast' do expect(operation.('18').to_ast).to eql( [:and, [[:predicate, [:int?, [[:input, '18']]]], [:hint, [:predicate, [:gt?, [[:num, 18], [:input, '18']]]]]]] ) expect(operation.(18).to_ast).to eql( [:predicate, [:gt?, [[:num, 18], [:input, 18]]]] ) end it 'returns failure result ast' do expect(operation.with(id: :age).('18').to_ast).to eql( [:failure, [:age, [:and, [[:predicate, [:int?, [[:input, '18']]]], [:hint, [:predicate, [:gt?, [[:num, 18], [:input, '18']]]]]]]]] ) expect(operation.with(id: :age).(18).to_ast).to eql( [:failure, [:age, [:predicate, [:gt?, [[:num, 18], [:input, 18]]]]]] ) end end describe '#and' do let(:other) { Rule::Predicate.new(lt?).curry(30) } it 'creates and with the other' do expect(operation.and(other).(31)).to be_failure end end describe '#or' do let(:other) { Rule::Predicate.new(lt?).curry(14) } it 'creates or with the other' do expect(operation.or(other).(13)).to be_success end end describe '#to_s' do it 'returns string representation' do expect(operation.to_s).to eql('int? AND gt?(18)') end end end
Version data entries
4 entries across 4 versions & 1 rubygems