Rakefile in wombat-cli-0.3.4 vs Rakefile in wombat-cli-0.4.0

@@ -1,25 +1,50 @@
 require 'bundler/gem_tasks'
+
+begin
+  require "rspec/core/rake_task"
+
+  RSpec::Core::RakeTask.new do |t|
+    t.pattern = "spec/**/*_spec.rb"
+  end
+rescue LoadError
+  desc "rspec is not installed, this task is disabled"
+  task :spec do
+    abort "rspec is not installed. `(sudo) gem install rspec` to run unit tests"
+  end
+end
+
+task :default => :spec
+
+begin
+  require "chefstyle"
+  require "rubocop/rake_task"
+  RuboCop::RakeTask.new(:style) do |task|
+    task.options += ["--display-cop-names", "--no-color"]
+  end
+rescue LoadError
+  puts "chefstyle/rubocop is not available.  gem install chefstyle to do style checking."
+end