One of those tiny String tweak deals (style).

Rakefile

@@ -1,16 +1,16 @@
-require 'bundler/gem_tasks'
+require "bundler/gem_tasks"
 
-require 'rake/testtask'
+require "rake/testtask"
 Rake::TestTask.new(:unit) do |t|
   t.libs.push "lib"
-  t.test_files = FileList['spec/**/*_spec.rb']
+  t.test_files = FileList["spec/**/*_spec.rb"]
   t.verbose = true
 end
 
-require 'cucumber'
-require 'cucumber/rake/task'
+require "cucumber"
+require "cucumber/rake/task"
 Cucumber::Rake::Task.new(:features) do |t|
-  t.cucumber_opts = ['features', '-x', '--format progress']
+  t.cucumber_opts = ["features", "-x", "--format progress"]
 end
 
 desc "Run all test suites"
@@ -24,11 +24,11 @@ task :stats do
   sh "countloc -r spec features"
 end
 
-if RUBY_ENGINE != 'jruby'
-  require 'cane/rake_task'
+if RUBY_ENGINE != "jruby"
+  require "cane/rake_task"
   desc "Run cane to check quality metrics"
   Cane::RakeTask.new do |cane|
-    cane.canefile = './.cane'
+    cane.canefile = "./.cane"
   end
 
   desc "Run all quality tasks"
@@ -38,7 +38,7 @@ else
   task :quality => [:stats]
 end
 
-require 'yard'
+require "yard"
 YARD::Rake::YardocTask.new
 
 task :default => [:test, :quality]

bin/kitchen

@@ -6,8 +6,8 @@
 Signal.trap("INT") { exit 1 }
 
 $LOAD_PATH.unshift File.join(File.dirname(__FILE__), %w[.. lib])
-require 'rubygems'
-require 'kitchen/cli'
-require 'kitchen/errors'
+require "rubygems"
+require "kitchen/cli"
+require "kitchen/errors"
 
 Kitchen.with_friendly_errors { Kitchen::CLI.start }

features/kitchen_init_command.feature

@@ -36,8 +36,14 @@ Feature: Add Test Kitchen support to an existing project
   Scenario: Running init that creates a Gemfile
     When I successfully run `kitchen init --create-gemfile`
     Then the file "Gemfile" should contain "https://rubygems.org"
-    And the file "Gemfile" should contain "gem 'test-kitchen'"
-    And the file "Gemfile" should contain "gem 'kitchen-vagrant'"
+    And the file "Gemfile" should contain:
+    """
+    gem "test-kitchen"
+    """
+    And the file "Gemfile" should contain:
+    """
+    gem "kitchen-vagrant"
+    """
     And the output should contain "You must run `bundle install'"
 
   Scenario: Running init with an existing Gemfile appends to the Gemfile
@@ -52,8 +58,8 @@ Feature: Add Test Kitchen support to an existing project
     """
     source "https://rubygems.org"
 
-    gem 'test-kitchen'
-    gem 'kitchen-vagrant'
+    gem "test-kitchen"
+    gem "kitchen-vagrant"
 
     """
     And the output should contain "You must run `bundle install'"
@@ -64,16 +70,16 @@ Feature: Add Test Kitchen support to an existing project
     """
     source "https://rubygems.org"
 
-    gem "test-kitchen"
+    gem 'test-kitchen'
 
     """
     When I successfully run `kitchen init`
     Then the file "Gemfile" should contain exactly:
     """
     source "https://rubygems.org"
 
-    gem "test-kitchen"
-    gem 'kitchen-vagrant'
+    gem 'test-kitchen'
+    gem "kitchen-vagrant"
 
     """
     And the output should contain "You must run `bundle install'"
@@ -84,26 +90,32 @@ Feature: Add Test Kitchen support to an existing project
     """
     source "https://rubygems.org"
 
-    gem "test-kitchen"
-    gem "kitchen-ec2"
+    gem 'test-kitchen'
+    gem 'kitchen-ec2'
 
     """
     When I successfully run `kitchen init --driver=kitchen-ec2`
     Then the file "Gemfile" should contain exactly:
     """
     source "https://rubygems.org"
 
-    gem "test-kitchen"
-    gem "kitchen-ec2"
+    gem 'test-kitchen'
+    gem 'kitchen-ec2'
 
     """
     And the output should not contain "You must run `bundle install'"
 
   Scenario: Running init with multiple drivers appends to the Gemfile
     Given an empty file named "Gemfile"
     When I successfully run `kitchen init --driver=kitchen-bluebox kitchen-wakka`
-    Then the file "Gemfile" should contain "gem 'kitchen-bluebox'"
-    And the file "Gemfile" should contain "gem 'kitchen-wakka'"
+    Then the file "Gemfile" should contain:
+    """
+    gem "kitchen-bluebox"
+    """
+    And the file "Gemfile" should contain:
+    """
+    gem "kitchen-wakka"
+    """
     And the output should contain "You must run `bundle install'"
 
   Scenario: Running init with multiple driver sets the plugin_driver to the
@@ -152,10 +164,10 @@ Feature: Add Test Kitchen support to an existing project
     Then the file "Rakefile" should contain:
     """
     begin
-      require 'kitchen/rake_tasks'
+      require "kitchen/rake_tasks"
       Kitchen::RakeTasks.new
     rescue LoadError
-      puts ">>>>> Kitchen gem not loaded, omitting tasks" unless ENV['CI']
+      puts ">>>>> Kitchen gem not loaded, omitting tasks" unless ENV["CI"]
     end
     """
 
@@ -171,10 +183,10 @@ Feature: Add Test Kitchen support to an existing project
     Then the file "Thorfile" should contain:
     """
     begin
-      require 'kitchen/thor_tasks'
+      require "kitchen/thor_tasks"
       Kitchen::ThorTasks.new
     rescue LoadError
-      puts ">>>>> Kitchen gem not loaded, omitting tasks" unless ENV['CI']
+      puts ">>>>> Kitchen gem not loaded, omitting tasks" unless ENV["CI"]
     end
     """
 

features/step_definitions/gem_steps.rb

@@ -1,15 +1,15 @@
-require 'tmpdir'
-require 'pathname'
+require "tmpdir"
+require "pathname"
 
 Given(/^a sandboxed GEM_HOME directory named "(.*?)"$/) do |name|
-  backup_envvar('GEM_HOME')
-  backup_envvar('GEM_PATH')
+  backup_envvar("GEM_HOME")
+  backup_envvar("GEM_PATH")
 
   @aruba_timeout_seconds = 30
 
   gem_home = Pathname.new(Dir.mktmpdir(name))
-  ENV['GEM_HOME'] = gem_home.to_s
-  ENV['GEM_PATH'] = [gem_home.to_s, ENV['GEM_PATH']].join(':')
+  ENV["GEM_HOME"] = gem_home.to_s
+  ENV["GEM_PATH"] = [gem_home.to_s, ENV["GEM_PATH"]].join(":")
   @cleanup_dirs << gem_home
 end
 

features/step_definitions/git_steps.rb

@@ -1,3 +1,3 @@
 Given(/I have a git repository/) do
-  create_dir('.git')
+  create_dir(".git")
 end

features/support/env.rb

@@ -1,9 +1,9 @@
 # Set up the environment for testing
-require 'aruba/cucumber'
-require 'aruba/in_process'
-require 'aruba/spawn_process'
-require 'kitchen'
-require 'kitchen/cli'
+require "aruba/cucumber"
+require "aruba/in_process"
+require "aruba/spawn_process"
+require "kitchen"
+require "kitchen/cli"
 
 class ArubaHelper
   def initialize(argv, stdin = STDIN, stdout = STDOUT, stderr = STDERR, kernel = Kernel)
@@ -28,7 +28,7 @@ def execute!
   Aruba.process = Aruba::InProcess
 end
 
-Before('@spawn') do
+Before("@spawn") do
   Aruba.process = Aruba::SpawnProcess
 end
 
@@ -41,7 +41,7 @@ def execute!
   # Restore environment variables to their original settings, if they have
   # been saved off
   ENV.keys.select { |key| key =~ /^_CUKE_/ }.each do |backup_key|
-    ENV[backup_key.sub(/^_CUKE_/, '')] = ENV.delete(backup_key)
+    ENV[backup_key.sub(/^_CUKE_/, "")] = ENV.delete(backup_key)
   end
 
   @cleanup_dirs.each { |dir| FileUtils.rm_rf(dir) }

lib/kitchen.rb

@@ -16,35 +16,35 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-require 'pathname'
-require 'thread'
-
-require 'kitchen/errors'
-require 'kitchen/logger'
-require 'kitchen/logging'
-require 'kitchen/shell_out'
-require 'kitchen/configurable'
-require 'kitchen/util'
-
-require 'kitchen/provisioner'
-require 'kitchen/provisioner/base'
-require 'kitchen/busser'
-require 'kitchen/color'
-require 'kitchen/collection'
-require 'kitchen/config'
-require 'kitchen/data_munger'
-require 'kitchen/driver'
-require 'kitchen/driver/base'
-require 'kitchen/driver/ssh_base'
-require 'kitchen/driver/proxy'
-require 'kitchen/instance'
-require 'kitchen/loader/yaml'
-require 'kitchen/metadata_chopper'
-require 'kitchen/platform'
-require 'kitchen/state_file'
-require 'kitchen/ssh'
-require 'kitchen/suite'
-require 'kitchen/version'
+require "pathname"
+require "thread"
+
+require "kitchen/errors"
+require "kitchen/logger"
+require "kitchen/logging"
+require "kitchen/shell_out"
+require "kitchen/configurable"
+require "kitchen/util"
+
+require "kitchen/provisioner"
+require "kitchen/provisioner/base"
+require "kitchen/busser"
+require "kitchen/color"
+require "kitchen/collection"
+require "kitchen/config"
+require "kitchen/data_munger"
+require "kitchen/driver"
+require "kitchen/driver/base"
+require "kitchen/driver/ssh_base"
+require "kitchen/driver/proxy"
+require "kitchen/instance"
+require "kitchen/loader/yaml"
+require "kitchen/metadata_chopper"
+require "kitchen/platform"
+require "kitchen/state_file"
+require "kitchen/ssh"
+require "kitchen/suite"
+require "kitchen/version"
 
 # Test Kitchen base module.
 #
@@ -63,7 +63,7 @@ class << self
     #
     # @return [Pathname] root path of gem
     def source_root
-      @source_root ||= Pathname.new(File.expand_path('../../', __FILE__))
+      @source_root ||= Pathname.new(File.expand_path("../../", __FILE__))
     end
 
     # Returns a default logger which emits on standard output.
@@ -90,7 +90,7 @@ def default_file_logger
     # @return [Integer,nil] a log level or nil if not set
     # @api private
     def env_log
-      level = ENV['KITCHEN_LOG'] && ENV['KITCHEN_LOG'].downcase.to_sym
+      level = ENV["KITCHEN_LOG"] && ENV["KITCHEN_LOG"].downcase.to_sym
       level = Util.to_logger_level(level) unless level.nil?
       level
     end

lib/kitchen/busser.rb

@@ -16,8 +16,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-require 'base64'
-require 'digest'
+require "base64"
+require "digest"
 
 module Kitchen
 
@@ -101,15 +101,15 @@ def setup_cmd
       gem     = sudo("#{config[:ruby_bindir]}/gem")
       busser  = sudo(config[:busser_bin])
 
-      cmd = <<-CMD.gsub(/^ {8}/, '')
+      cmd = <<-CMD.gsub(/^ {8}/, "")
         #{busser_setup_env}
         gem_bindir=`#{ruby} -rrubygems -e "puts Gem.bindir"`
 
         if ! #{gem} list busser -i >/dev/null; then
           #{gem} install #{gem_install_args}
         fi
         #{sudo("${gem_bindir}")}/busser setup
-        #{busser} plugin install #{plugins.join(' ')}
+        #{busser} plugin install #{plugins.join(" ")}
       CMD
       Util.wrap_command(cmd)
     end
@@ -125,7 +125,7 @@ def setup_cmd
     def sync_cmd
       return if local_suite_files.empty?
 
-      cmd = <<-CMD.gsub(/^ {8}/, '')
+      cmd = <<-CMD.gsub(/^ {8}/, "")
         #{busser_setup_env}
 
         #{sudo(config[:busser_bin])} suite cleanup
@@ -151,7 +151,7 @@ def sync_cmd
     def run_cmd
       return if local_suite_files.empty?
 
-      cmd = <<-CMD.gsub(/^ {8}/, '')
+      cmd = <<-CMD.gsub(/^ {8}/, "")
         #{busser_setup_env}
 
         #{sudo(config[:busser_bin])} test
@@ -181,7 +181,7 @@ def validate_options(suite_name)
         raise ClientError, "Busser#new requires a suite_name"
       end
 
-      if suite_name == 'helper'
+      if suite_name == "helper"
         raise UserError,
           "Suite name invalid: 'helper' is a reserved directory name."
       end
@@ -245,7 +245,7 @@ def helper_files
     def remote_file(file, dir)
       local_prefix = File.join(config[:test_base_path], dir)
       "`#{sudo(config[:busser_bin])} suite path`/".
-        concat(file.sub(%r{^#{local_prefix}/}, ''))
+        concat(file.sub(%r{^#{local_prefix}/}, ""))
     end
 
     # Returns a command string that will, once evaluated, result in the copying
@@ -257,7 +257,7 @@ def remote_file(file, dir)
     # @api private
     def stream_file(local_path, remote_path)
       local_file = IO.read(local_path)
-      encoded_file = Base64.encode64(local_file).gsub("\n", '')
+      encoded_file = Base64.encode64(local_file).gsub("\n", "")
       md5 = Digest::MD5.hexdigest(local_file)
       perms = format("%o", File.stat(local_path).mode)[2, 4]
       stream_cmd = [