Sha256: 63680307a0857be34aff8a3de46cfec2445ce5216a7ebe0d3123540797b73319
Contents?: true
Size: 847 Bytes
Versions: 4
Compression:
Stored size: 847 Bytes
Contents
# encoding: utf-8
require 'spec_helper'
describe Relation::Operation::Combination, '.combine_tuples' do
subject { object.combine_tuples(header, left_tuple, right_tuples) { |tuple| yields << tuple } }
let(:left_header) { Relation::Header.new([ [ :id, Integer ] ] ) }
let(:right_header) { Relation::Header.new([ [ :name, String ] ] ) }
let(:left_tuple) { Tuple.new(left_header, [ 1 ]) }
let(:right_tuples) { [ Tuple.new(right_header, [ 'Dan Kubb' ]) ] }
let(:header) { left_header | right_header }
let(:object) { self.class.described_type }
let(:yields) { [] }
it 'yields each combined tuple' do
expect { subject }.to change { yields.dup }.
from([]).
to([ [ 1, 'Dan Kubb' ] ])
end
end
Version data entries
4 entries across 4 versions & 1 rubygems