# encoding: UTF-8 require 'spec_helper' require 'mysql2/em' describe Mysql2::EM::Client do it "should support async queries" do results = [] EM.run do client1 = Mysql2::EM::Client.new defer1 = client1.query "SELECT sleep(0.1) as first_query" defer1.callback do |result| results << result.first EM.stop_event_loop end client2 = Mysql2::EM::Client.new defer2 = client2.query "SELECT sleep(0.025) second_query" defer2.callback do |result| results << result.first end end results[0].keys.should include("second_query") results[1].keys.should include("first_query") end end