test-queue makes your tests run fast

See: https://github.com/tmm1/test-queue

Transcript

1. test-queue
2. makes your TESTS
3. RUN FAST
4. tmm1/test-queue
5. HOW?
6. DISTRIBUTE THE LOAD
7. WITH CORES USE THEM IF YOU HAVE THEM
8. BRING YOUR OWN
9. USE SOMEONE ELSE'S
10. THERE ARE SO MANY CLOUDS OUT THERE
11. WHICH CLOUD?
12. PICK ONE I AM NOT HERE TO SELL YOU ANYTHING
13. BUT NO, REALLY, HOW?
14. 1. TAKE A SOCKET
15. 2. FORK SOME WORKERS
16. 3. SMARTLY DISTRIBUTE TESTS
17. 4. SPEND LESS TIME WAITING ON CI
18. 5. SPEND MORE TIME SHIPPING CODE
19. GETTING STARTED
20. INSTALL # Gemfile group :test do gem "test-queue" end
21. ANATOMY OF A SCRIPT/TEST-QUEUE #!/usr/bin/env ruby $LOAD_PATH.unshift File.expand_path("./../../rspec", __FILE__) unless ENV["TEST_QUEUE_WORKERS"] abort "TEST_QUEUE_WORKERS must be set in env!" end require "test_helper" require "test_queue" require "test_queue/runner/rspec" class CustomTestRunner < TestQueue::Runner::RSpec end CustomTestRunner.new.execute
22. SETTING UP YOUR AFTER_FORK class RailsRSpecRunner < TestQueue::Runner::RSpec def after_fork(num) # ActiveRecord ActiveRecord::Base.configurations["test"]["database"] << num.to_s ActiveRecord::Base.establish_connection(:test) # Redis $redis.client.db = num $redis.client.reconnect end end
23. SETTING UP YOUR PREPARE class RailsRSpecRunner < TestQueue::Runner::RSpec def prepare(num) # grab a copy of your database schema num.times do |i| # load it into a clean copy of your test database end end end
24. DEMO
25. ADVANCED USAGE AT A HIGH LEVEL
26. REMOTE WORKERS
27. AN EXAMPLE # shared secret export TEST_QUEUE_RELAY_TOKEN=12345 # tell us what you're doing export TEST_QUEUE_VERBOSE=1 # create a master test-queue instance TEST_QUEUE_SOCKET=1.2.3.4:12345 bundle exec rspec-queue # on a server, far, far away... # create a worker that sends results back to the master TEST_QUEUE_RELAY=1.2.3.4:12345 bundle exec rspec-queue
28. COMBINE WITH YOUR CI SYSTEM
29. RUN YOUR TESTS FASTER
30. THANKS I AM @WFARR
31. GITHUB.COM/WFARR/SIX_MINUTE_BLOG !⚡ GITHUB.COM/TMM1/TEST-QUEUE