Make appraisal task easier to run; run it under travis

.travis.yml

@@ -1,9 +1,17 @@
-script: "cp spec/database.yml.sample spec/database.yml && bundle install && bundle exec rake"
 rvm:
   - 1.9.3
   - 2.0.0
 env:
   - DB=sqlite3
   - DB=mysql
   - DB=postgresql
+gemfile:
+  - gemfiles/rails_3.2.gemfile
+  - gemfiles/rails_4.0.gemfile
 cache: bundler
+script: bundle exec rake
+before_install:
+  - gem install bundler
+bundler_args: '--without local_development'
+matrix:
+  fast_finish: true

Appraisals

@@ -1,7 +1,7 @@
-appraise "rails-3" do
-  gem "rails", "3.2.13"
+appraise "rails-3.2" do
+  gem "rails", "~> 3.2"
 end
 
-appraise "rails-4" do
-  gem "rails", "4.0.0.beta1"
+appraise "rails-4.0" do
+  gem "rails", "~> 4.0"
 end

Gemfile

@@ -2,4 +2,10 @@ source 'https://rubygems.org'
 
 gemspec
 
-gem 'appraisal'
+group :local_development do
+  gem 'guard'
+  gem 'guard-rspec'
+  gem 'appraisal'
+  gem 'rake'
+end
+

Rakefile

@@ -1,10 +1,28 @@
 require 'rubygems'
-require 'bundler/setup'
-require 'appraisal'
+begin
+  require 'bundler/setup'
+rescue LoadError
+  STDERR.puts "Bundler not loaded"
+end
+
+desc 'Copy sample spec database.yml over if not exists'
+task :copy_db_config do
+  cp 'spec/database.yml.sample', 'spec/database.yml'
+end
+
+task :spec => [:copy_db_config]
 
 desc 'Default: run specs'
 task :default => :spec
 
+begin
+  require 'appraisal'
+  desc 'Run tests across gemfiles specified in Appraisals'
+  task :appraise => ['appraisal:cleanup', 'appraisal:install', 'appraisal']
+rescue LoadError
+  puts "appraisal tasks not available"
+end
+
 require 'rspec/core/rake_task'
 RSpec::Core::RakeTask.new do |t|
   t.pattern = "spec/**/*_spec.rb"

acts-as-taggable-on.gemspec

@@ -24,12 +24,12 @@ Gem::Specification.new do |gem|
 
   gem.add_runtime_dependency 'rails', ['>= 3', '< 5']
 
-  gem.add_development_dependency 'rspec-rails', '2.13.0' # 2.13.1 is broken
-  gem.add_development_dependency 'rspec', '~> 2.6'
-  gem.add_development_dependency 'ammeter'
   gem.add_development_dependency 'sqlite3'
   gem.add_development_dependency 'mysql2', '~> 0.3.7'
   gem.add_development_dependency 'pg'
-  gem.add_development_dependency 'guard'
-  gem.add_development_dependency 'guard-rspec'
+
+  gem.add_development_dependency 'rspec-rails', '2.13.0' # 2.13.1 is broken
+  gem.add_development_dependency 'rspec', '~> 2.6'
+  gem.add_development_dependency 'ammeter'
+
 end

gemfiles/rails_3.gemfile → gemfiles/rails_3.2.gemfile

@@ -2,7 +2,6 @@
 
 source "https://rubygems.org"
 
-gem "appraisal"
-gem "rails", "3.2.13"
+gem "rails", "~> 3.2"
 
 gemspec :path=>"../"

gemfiles/rails_4.gemfile → gemfiles/rails_4.0.gemfile

@@ -2,7 +2,6 @@
 
 source "https://rubygems.org"
 
-gem "appraisal"
-gem "rails", :github => 'rails/rails'
+gem "rails", "~> 4.0"
 
 gemspec :path=>"../"

spec/spec_helper.rb

@@ -2,23 +2,6 @@
 $LOAD_PATH.unshift(File.expand_path('../../lib', __FILE__))
 require 'logger'
 
-begin
-  require "rubygems"
-  require "bundler"
-
-  if Gem::Version.new(Bundler::VERSION) <= Gem::Version.new("0.9.5")
-    raise RuntimeError, "Your bundler version is too old." +
-     "Run `gem install bundler` to upgrade."
-  end
-
-  # Set up load paths for all bundled gems
-  Bundler.setup
-rescue Bundler::GemNotFound
-  raise RuntimeError, "Bundler couldn't find some gems." +
-    "Did you run \`bundle install\`?"
-end
-
-Bundler.require
 require File.expand_path('../../lib/acts-as-taggable-on', __FILE__)
 require 'ammeter/init'
 
@@ -39,39 +22,39 @@ def freq
 
 if File.exists?(database_yml)
   active_record_configuration = YAML.load_file(database_yml)
-  
+
   ActiveRecord::Base.configurations = active_record_configuration
   config = ActiveRecord::Base.configurations[db_name]
-  
+
   begin
     ActiveRecord::Base.establish_connection(db_name)
     ActiveRecord::Base.connection
   rescue
     case db_name
-    when /mysql/      
+    when /mysql/
       ActiveRecord::Base.establish_connection(config.merge('database' => nil))
       ActiveRecord::Base.connection.create_database(config['database'],  {:charset => 'utf8', :collation => 'utf8_unicode_ci'})
     when 'postgresql'
       ActiveRecord::Base.establish_connection(config.merge('database' => 'postgres', 'schema_search_path' => 'public'))
       ActiveRecord::Base.connection.create_database(config['database'], config.merge('encoding' => 'utf8'))
     end
-    
+
     ActiveRecord::Base.establish_connection(config)
   end
-    
+
   logger = ActiveRecord::Base.logger = Logger.new(File.join(File.dirname(__FILE__), "debug.log"))
   ActiveRecord::Base.default_timezone = :utc
-  
+
   begin
     old_logger_level, logger.level = logger.level, ::Logger::ERROR
     ActiveRecord::Migration.verbose = false
-    
+
     load(File.dirname(__FILE__) + '/schema.rb')
     load(File.dirname(__FILE__) + '/models.rb')
   ensure
     logger.level = old_logger_level
   end
-  
+
 else
   raise "Please create #{database_yml} first to configure your database. Take a look at: #{database_yml}.sample"
 end