Use appraisal for testing across ActiveRecord versions

.bundle/config

@@ -0,0 +1,2 @@
+--- 
+BUNDLE_DISABLE_SHARED_GEMS: "1"

Appraisals

@@ -0,0 +1,12 @@
+appraise "2.1" do
+  gem "activerecord", "~> 2.1"
+end
+
+appraise "2.3" do
+  gem "activerecord", "~> 2.3"
+end
+
+appraise "3.0" do
+  gem "activerecord", "~> 3.0"
+end
+

Gemfile

@@ -0,0 +1,10 @@
+source "http://rubygems.org"
+gem "cucumber"
+gem "rake"
+gem "rspec", "~> 1.3"
+gem "rcov"
+gem "activerecord", :require => false
+gem "rr"
+gem "sqlite3-ruby", :require => false
+gem "appraisal"
+

Gemfile.lock

@@ -0,0 +1,51 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    activemodel (3.0.1)
+      activesupport (= 3.0.1)
+      builder (~> 2.1.2)
+      i18n (~> 0.4.1)
+    activerecord (3.0.1)
+      activemodel (= 3.0.1)
+      activesupport (= 3.0.1)
+      arel (~> 1.0.0)
+      tzinfo (~> 0.3.23)
+    activesupport (3.0.1)
+    appraisal (0.1)
+      bundler
+      rake
+    arel (1.0.1)
+      activesupport (~> 3.0.0)
+    builder (2.1.2)
+    cucumber (0.9.4)
+      builder (~> 2.1.2)
+      diff-lcs (~> 1.1.2)
+      gherkin (~> 2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    diff-lcs (1.1.2)
+    gherkin (2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    i18n (0.4.2)
+    json (1.4.6)
+    rake (0.8.7)
+    rcov (0.9.9)
+    rr (1.0.2)
+    rspec (1.3.0)
+    sqlite3-ruby (1.3.2)
+    term-ansicolor (1.0.5)
+    tzinfo (0.3.23)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord
+  appraisal
+  cucumber
+  rake
+  rcov
+  rr
+  rspec (~> 1.3)
+  sqlite3-ruby

Rakefile

@@ -1,19 +1,17 @@
 require 'rubygems'
+require 'bundler/setup'
 require 'rake'
 require 'rake/rdoctask'
 require 'rcov/rcovtask'
 require 'date'
 require 'rake/gempackagetask'
-
 require 'spec/rake/spectask'
 require 'cucumber/rake/task'
+require 'appraisal'
 
 desc 'Default: run the specs and features.'
-task :default do
-  system("rake -s spec:unit;")
-  %w(2.1 2.3 3.0).each do |version|
-    system("RAILS_VERSION=#{version} rake -s spec:acceptance features;")
-  end
+task :default => 'spec:unit' do
+  system("rake -s appraisal spec:acceptance features;")
 end
 
 namespace :spec do
@@ -67,3 +65,4 @@ Rake::GemPackageTask.new($specification) do |package|
   package.need_zip = true
   package.need_tar = true
 end
+

features/support/env.rb

@@ -2,14 +2,5 @@
 
 $: << File.join(PROJECT_ROOT, 'lib')
 
-case ENV['RAILS_VERSION']
-when '2.1' then
-  gem 'activerecord',  '~>2.1.0'
-when '3.0' then
-  gem 'activerecord',  '~>3.0.0'
-else
-  gem 'activerecord',  '~>2.3.0'
-end
-
 require 'active_record'
 require 'factory_girl'

gemfiles/2.1.gemfile

@@ -0,0 +1,11 @@
+# This file was generated by Appraisal
+
+source "http://rubygems.org"
+gem "rr"
+gem "activerecord", "~> 2.1"
+gem "rake"
+gem "sqlite3-ruby", {:require=>false}
+gem "rspec", "~> 1.3"
+gem "rcov"
+gem "cucumber"
+gem "appraisal"

gemfiles/2.1.gemfile.lock

@@ -0,0 +1,40 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    activerecord (2.1.0)
+      activesupport (= 2.1.0)
+    activesupport (2.1.0)
+    appraisal (0.1)
+      bundler
+      rake
+    builder (2.1.2)
+    cucumber (0.9.4)
+      builder (~> 2.1.2)
+      diff-lcs (~> 1.1.2)
+      gherkin (~> 2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    diff-lcs (1.1.2)
+    gherkin (2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    json (1.4.6)
+    rake (0.8.7)
+    rcov (0.9.9)
+    rr (1.0.2)
+    rspec (1.3.0)
+    sqlite3-ruby (1.3.2)
+    term-ansicolor (1.0.5)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (~> 2.1)
+  appraisal
+  cucumber
+  rake
+  rcov
+  rr
+  rspec (~> 1.3)
+  sqlite3-ruby

gemfiles/2.3.gemfile

@@ -0,0 +1,11 @@
+# This file was generated by Appraisal
+
+source "http://rubygems.org"
+gem "rr"
+gem "activerecord", "~> 2.3"
+gem "rake"
+gem "sqlite3-ruby", {:require=>false}
+gem "rspec", "~> 1.3"
+gem "rcov"
+gem "cucumber"
+gem "appraisal"

gemfiles/2.3.gemfile.lock

@@ -0,0 +1,40 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    activerecord (2.3.9)
+      activesupport (= 2.3.9)
+    activesupport (2.3.9)
+    appraisal (0.1)
+      bundler
+      rake
+    builder (2.1.2)
+    cucumber (0.9.4)
+      builder (~> 2.1.2)
+      diff-lcs (~> 1.1.2)
+      gherkin (~> 2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    diff-lcs (1.1.2)
+    gherkin (2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    json (1.4.6)
+    rake (0.8.7)
+    rcov (0.9.9)
+    rr (1.0.2)
+    rspec (1.3.0)
+    sqlite3-ruby (1.3.2)
+    term-ansicolor (1.0.5)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (~> 2.3)
+  appraisal
+  cucumber
+  rake
+  rcov
+  rr
+  rspec (~> 1.3)
+  sqlite3-ruby

gemfiles/3.0.gemfile

@@ -0,0 +1,11 @@
+# This file was generated by Appraisal
+
+source "http://rubygems.org"
+gem "rr"
+gem "activerecord", "~> 3.0"
+gem "rake"
+gem "sqlite3-ruby", {:require=>false}
+gem "rspec", "~> 1.3"
+gem "rcov"
+gem "cucumber"
+gem "appraisal"

gemfiles/3.0.gemfile.lock

@@ -0,0 +1,51 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    activemodel (3.0.1)
+      activesupport (= 3.0.1)
+      builder (~> 2.1.2)
+      i18n (~> 0.4.1)
+    activerecord (3.0.1)
+      activemodel (= 3.0.1)
+      activesupport (= 3.0.1)
+      arel (~> 1.0.0)
+      tzinfo (~> 0.3.23)
+    activesupport (3.0.1)
+    appraisal (0.1)
+      bundler
+      rake
+    arel (1.0.1)
+      activesupport (~> 3.0.0)
+    builder (2.1.2)
+    cucumber (0.9.4)
+      builder (~> 2.1.2)
+      diff-lcs (~> 1.1.2)
+      gherkin (~> 2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    diff-lcs (1.1.2)
+    gherkin (2.2.9)
+      json (~> 1.4.6)
+      term-ansicolor (~> 1.0.5)
+    i18n (0.4.2)
+    json (1.4.6)
+    rake (0.8.7)
+    rcov (0.9.9)
+    rr (1.0.2)
+    rspec (1.3.0)
+    sqlite3-ruby (1.3.2)
+    term-ansicolor (1.0.5)
+    tzinfo (0.3.23)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (~> 3.0)
+  appraisal
+  cucumber
+  rake
+  rcov
+  rr
+  rspec (~> 1.3)
+  sqlite3-ruby

spec/acceptance/acceptance_helper.rb

@@ -1,12 +1,3 @@
-case ENV['RAILS_VERSION']
-when '2.1' then
-  gem 'activerecord',  '~>2.1.0'
-when '3.0' then
-  gem 'activerecord',  '~>3.0.0'
-else
-  gem 'activerecord',  '~>2.3.0'
-end
-
 require 'active_record'
 require 'active_record/version'