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Contents
# encoding: utf-8 require 'spec_helper' describe Relation::Operation::Order, '#each' do subject { object.each { |tuple| yields << tuple } } let(:object) { described_class.new(relation, directions) } let(:relation) { Relation.new([[:id, Integer]], [[1], [2], [3]]) } let(:directions) { [relation[:id].desc] } let(:yields) { [] } it_should_behave_like 'an #each method' it 'yields only tuples' do subject yields.each { |tuple| tuple.should be_instance_of(Tuple) } end it 'yields only tuples with the expected header' do subject yields.each { |tuple| tuple.header.should be(object.header) } end it 'yields only tuples with the expected data in order' do expect { subject }.to change { yields.dup } .from([]) .to([[3], [2], [1]]) end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
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axiom-0.1.1 | spec/unit/axiom/relation/operation/order/each_spec.rb |