Use appraisal gem for version testing

Author: pixeltrix

.travis.yml

@@ -3,5 +3,5 @@ rvm:
   - 2.0.0
   - 2.1.0
 gemfile:
-  - gemfiles/Gemfile.rails-3.2
-  - gemfiles/Gemfile.rails-4.0
+  - gemfiles/rails_3_2.gemfile
+  - gemfiles/rails_4_0.gemfile

Appraisals

@@ -0,0 +1,7 @@
+appraise 'rails_3_2' do
+  gem 'rails', '~> 3.2.0'
+end
+
+appraise 'rails_4_0' do
+  gem 'rails', '~> 4.0.0'
+end

Rakefile

@@ -1,6 +1,7 @@
 #!/usr/bin/env rake
 require "rake/testtask"
 require "bundler/gem_tasks"
+require "appraisal"
 
 desc "Default: run rails-secrets unit tests."
 task :default => :test
@@ -10,11 +11,3 @@ Rake::TestTask.new do |t|
   t.pattern = "test/**/*_test.rb"
   t.warning = true
 end
-
-task "test:all" do
-  gemfile = File.expand_path("../Gemfile", __FILE__)
-
-  ["rails-3.2", "rails-4.0"].each do |variant|
-    system({"BUNDLE_GEMFILE" => "#{gemfile}.#{variant}"}, "bundle", "exec", "rake", "test")
-  end
-end

gemfiles/Gemfile.rails-3.2

@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 3.2.0"
+
+gemspec :path=>"../"

gemfiles/Gemfile.rails-4.0

@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "rails", "~> 4.0.0"
+
+gemspec :path=>"../"

gemfiles/rails_3_2.gemfile

@@ -22,4 +22,5 @@ Gem::Specification.new do |gem|
   gem.required_rubygems_version = '>= 1.8.11'
 
   gem.add_runtime_dependency 'rails', ['>= 3.2.0', '<= 4.1.0']
+  gem.add_development_dependency 'appraisal', '~> 1.0'
 end