Run CI against Rails >= 4.0, Ruby >= 1.9.3

.travis.yml

@@ -1,12 +1,46 @@
 language: ruby
+sudo: false
 rvm:
-  - 1.9.3
-  - 2.0.0
+  # - 1.8.7
+  # - ree
+  # - jruby-18mode
+  # - 1.9.2
+  # - 1.9.3
   - jruby-19mode
+  - 2.0.0
+  - 2.1
+  - 2.2
   - rbx-2
-gemfile:
-  - Gemfile
-  - Gemfile.edge
+install: bundle install --path=vendor/bundle --retry=3 --jobs=3
+cache:
+  directories:
+    - vendor/bundle
+script:
+  - bundle exec rake ci
+env:
+  # - "RAILS_VERSION=3.0"
+  # - "RAILS_VERSION=3.1"
+  # - "RAILS_VERSION=3.2"
+  - "RAILS_VERSION=4.0"
+  - "RAILS_VERSION=4.1"
+  - "RAILS_VERSION=4.2"
+  - "RAILS_VERSION=master"
 matrix:
-  allow_failures:
-    - gemfile: Gemfile.edge
+  exclude:
+  # - rvm: 1.8.7
+  # - ree
+  # - jruby-18mode
+  # - rvm: 1.9.2
+  - rvm: 1.9.3
+    env: RAILS_VERSION=master
+  - rvm: jruby-19mode
+    env: RAILS_VERSION=master
+  - rvm: 2.0.0
+    env: RAILS_VERSION=master
+  - rvm: 2.1
+    env: RAILS_VERSION=master
+  - rvm: 2.2
+    env: RAILS_VERSION=master
+  - rvm: rbx-2
+    env: RAILS_VERSION=master
+  fast_finish: true

Gemfile

@@ -2,3 +2,32 @@ source 'https://rubygems.org'
 
 # Specify gem dependencies in active_model_serializers.gemspec
 gemspec
+
+version = ENV['RAILS_VERSION'] || '4.0'
+
+if version == 'master'
+  gem 'rack', github: 'rack/rack'
+  gem 'arel', github: 'rails/arel'
+  git 'https://github.com/rails/rails.git' do
+    gem 'railties'
+    gem 'activesupport'
+    gem 'activemodel'
+    gem 'actionpack'
+    gem 'activerecord', group: :test
+    # Rails 5
+    gem 'actionview'
+  end
+else
+  gem_version = "~> #{version}.0"
+  gem 'railties', gem_version
+  gem 'activesupport', gem_version
+  gem 'activemodel', gem_version
+  gem 'actionpack', gem_version
+  gem 'activerecord', gem_version, group: :test
+end
+
+# https://github.com/bundler/bundler/blob/89a8778c19269561926cea172acdcda241d26d23/lib/bundler/dependency.rb#L30-L54
+@windows_platforms = [:mswin, :mingw, :x64_mingw]
+
+# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
+gem 'tzinfo-data', platforms: (@windows_platforms + [:jruby])

Gemfile.edge

@@ -1,9 +0,0 @@
-source 'http://rubygems.org'
-
-gemspec
-
-gem 'rails', github: 'rails/rails'
-
-# Current dependencies of edge rails
-gem 'journey', github: 'rails/journey'
-gem 'activerecord-deprecated_finders' , github: 'rails/activerecord-deprecated_finders'

Rakefile

@@ -7,6 +7,7 @@ Rake::TestTask.new(:test) do |t|
   t.libs << 'lib'
   t.libs << 'test'
   t.pattern = 'test/**/*_test.rb'
+  t.ruby_opts = ['-r./test/test_helper.rb']
   t.verbose = true
 end
 

appveyor.yml

@@ -4,8 +4,6 @@ skip_tags: true
 
 environment:
   matrix:
-    - ruby_version: "193"
-    - ruby_version: "193-x64"
     - ruby_version: "200"
     - ruby_version: "200-x64"
     - ruby_version: "21"

test/test_helper.rb

@@ -1,13 +1,36 @@
 require "rubygems"
 require "bundler/setup"
 
+require 'rails'
+require 'action_controller'
+require 'action_controller/test_case'
+require 'action_controller/railtie'
+require 'active_support/json'
+
+gem 'minitest'
+require 'minitest/autorun'
+if defined?(Minitest::Test)
+  $minitest_version = 5 # rubocop:disable Style/GlobalVars
+  # Minitest 5
+  # https://github.com/seattlerb/minitest/blob/e21fdda9d/lib/minitest/autorun.rb
+  # https://github.com/seattlerb/minitest/blob/e21fdda9d/lib/minitest.rb#L45-L59
+else
+  $minitest_version = 4 # rubocop:disable Style/GlobalVars
+  # Minitest 4
+  # https://github.com/seattlerb/minitest/blob/644a52fd0/lib/minitest/autorun.rb
+  # https://github.com/seattlerb/minitest/blob/644a52fd0/lib/minitest/unit.rb#L768-L787
+  # Ensure backward compatibility with Minitest 4
+  Minitest = MiniTest unless defined?(Minitest)
+  Minitest::Test = MiniTest::Unit::TestCase
+  def Minitest.after_run(&block)
+    MiniTest::Unit.after_tests(&block)
+  end
+end
+
+
 require "pry"
 
 require "active_model_serializers"
-require "active_support/json"
-require "minitest/autorun"
-
-require 'rails'
 
 module TestHelper
   Routes = ActionDispatch::Routing::RouteSet.new