Contents

# encoding: utf-8

require 'spec_helper'

describe Optimizer::Algebra::Restriction, '#predicate' do
  subject { object.predicate }

  let(:base)      { Relation.new([ [ :id, Integer ] ], [ [ 1 ] ]) }
  let(:predicate) { base[:id].eq(1)                               }
  let(:relation)  { base.restrict { predicate }                   }
  let(:object)    { described_class.new(relation)                 }

  before do
    object.operation.should be_kind_of(Algebra::Restriction)
  end

  it { should equal(predicate) }
end

Version data entries

5 entries across 5 versions & 2 rubygems

Version	Path
axiom-optimizer-0.1.0	spec/unit/axiom/optimizer/algebra/restriction/predicate_spec.rb
veritas-optimizer-0.0.7	spec/unit/veritas/optimizer/algebra/restriction/predicate_spec.rb
veritas-optimizer-0.0.6	spec/unit/veritas/optimizer/algebra/restriction/predicate_spec.rb
veritas-optimizer-0.0.5	spec/unit/veritas/optimizer/algebra/restriction/predicate_spec.rb
veritas-optimizer-0.0.4	spec/unit/veritas/optimizer/algebra/restriction/predicate_spec.rb