Moved coverage logic into support folder to increase clarity and only include on TravisCI runs to reduce test runtime.

test/support/coverage.rb

@@ -0,0 +1,22 @@
+return if !ENV['TRAVIS_CI']
+
+require 'simplecov'
+require 'simplecov-rcov'
+require 'coveralls'
+
+Coveralls.wear!
+
+class ActiveSupport::TestCase
+
+  # Setup all fixtures in test/fixtures/*.(yml|csv) for all tests in alphabetical order.
+  #
+  # Note: You'll currently still have to declare fixtures explicitly in integration tests
+  # -- they do not yet inherit this setting
+  SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter.new([
+                                                                   SimpleCov::Formatter::RcovFormatter,
+                                                                   Coveralls::SimpleCov::Formatter
+                                                                 ])
+  merge_timeout = 3600
+  SimpleCov.start
+  fixtures :all
+end

test/test_helper.rb

@@ -2,28 +2,14 @@ ENV['RAILS_ENV'] = 'test'
 require File.expand_path('../config/environment', __dir__)
 require 'rails/test_help'
 require 'cache'
-require 'simplecov'
+
-require 'simplecov-rcov'
+require 'test_support_helper'
-require 'coveralls'
-Coveralls.wear!
 
 class ActiveSupport::TestCase
 
   ActiveRecord::Base.logger = Rails.logger.clone
   ActiveRecord::Base.logger.level = Logger::INFO
 
-  # Setup all fixtures in test/fixtures/*.(yml|csv) for all tests in alphabetical order.
-  #
-  # Note: You'll currently still have to declare fixtures explicitly in integration tests
-  # -- they do not yet inherit this setting
-  SimpleCov.formatter = SimpleCov::Formatter::MultiFormatter.new([
-                                                                   SimpleCov::Formatter::RcovFormatter,
-                                                                   Coveralls::SimpleCov::Formatter
-                                                                 ])
-  merge_timeout = 3600
-  SimpleCov.start
-  fixtures :all
-
   # clear cache
   Cache.clear
 

test/test_support_helper.rb

@@ -0,0 +1,2 @@
+# automatically require all helpers in test/support
+Dir[Rails.root.join('test', 'support', '**', '*.rb')].each { |f| require f }