Gemfile in strings-0.0.0 vs Gemfile in strings-0.1.0

@@ -1,6 +1,15 @@
 source "https://rubygems.org"
 
 git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }
 
-# Specify your gem's dependencies in strings.gemspec
 gemspec
+
+group :metrics do
+  gem 'coveralls', '~> 0.8.1'
+  gem 'simplecov', '~> 0.10.0'
+  gem 'yardstick', '~> 0.9.9'
+end
+
+group :benchmarks do
+  gem 'benchmark-ips'
+end