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Contents
require 'spec_helper' describe 'Veritas::Optimizer::Algebra::Projection::ProjectionOperand#optimize' do subject { object.optimize } let(:klass) { Optimizer::Algebra::Projection::ProjectionOperand } let(:header) { Relation::Header.new([ [ :id, Integer ], [ :name, String ], [ :age, Integer ] ]) } let(:base) { Relation.new(header, [ [ 1, 'Dan Kubb', 35 ] ].each) } let(:relation) { base.project([ :id, :name ]).project([ :id ]) } let(:object) { klass.new(relation) } before do object.operation.should be_kind_of(Algebra::Projection) end it { should be_kind_of(Algebra::Projection) } its(:operand) { should equal(base) } its(:header) { should == [ header[:id] ] } end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
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veritas-0.0.2 | spec/unit/veritas/optimizer/algebra/projection/projection_operand/optimize_spec.rb |