Run tests in random order

Author: bf4

test/dummy/config/environments/test.rb

@@ -1,5 +1,6 @@
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
+  config.active_support.test_order = :random
 
   # The test environment is used exclusively to run your application's
   # test suite. You never need to work with it otherwise. Remember that