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Contents
# encoding: utf-8
require 'spec_helper'
describe Multiset do
let(:d1){ create(:dataset, data_table: Quandl::Data::Random.table( rows: 10, columns: 4, nils: false ) ) }
let(:d2){ create(:dataset, data_table: Quandl::Data::Random.table( rows: 10, columns: 4, nils: false ) ) }
context "given ascending columns" do
it "should return the expected column_ids" do
[d1, d2]
sleep 0.2
m = Multiset.columns("#{d2.id.to_i}.1,#{d1.id.to_i}.1,#{d2.id.to_i}.3,#{d1.id.to_i}.2").to_dataset
m.column_ids.should eq [
Dataset.find(d2.id).column_ids[0],
Dataset.find(d1.id).column_ids[0],
Dataset.find(d2.id).column_ids[2],
Dataset.find(d1.id).column_ids[1],
]
end
it "should return the expected columns" do
[d1, d2]
sleep 1
m = Multiset.columns("#{d2.id.to_i}.1,#{d1.id.to_i}.1,#{d2.id.to_i}.3,#{d1.id.to_i}.2").to_dataset
m.data_table[0][1].should eq d2.data_table[0][1]
m.data_table[0][2].should eq d1.data_table[0][1]
m.data_table[0][3].should eq d2.data_table[0][3]
m.data_table[0][4].should eq d1.data_table[0][2]
end
end
context "given descending columns" do
it "should return the expected columns" do
m = Multiset.columns("#{d1.id.to_i}.2,#{d1.id.to_i}.1").to_dataset
m.data_table[0][1].should_not eq m.data_table[0][2]
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems