added Rcov formatter for simplecov

Gemfile

@@ -78,7 +78,9 @@ group :development, :test do
   gem 'faker'
   gem 'capybara'
   gem 'poltergeist'
-  gem 'simplecov'
+  gem 'simplecov', require: false
+  gem 'simplecov-json', require: false
+  gem 'simplecov-rcov', require: false
   gem 'database_cleaner'
 end
 

Gemfile.lock

@@ -284,6 +284,11 @@ GEM
       multi_json (~> 1.0)
       simplecov-html (~> 0.8.0)
     simplecov-html (0.8.0)
+    simplecov-json (0.2)
+      json
+      simplecov
+    simplecov-rcov (0.2.3)
+      simplecov (>= 0.4.1)
     sinatra (1.4.5)
       rack (~> 1.4)
       rack-protection (~> 1.4)
@@ -399,6 +404,8 @@ DEPENDENCIES
   sdoc (~> 0.4.1)
   sidekiq
   simplecov
+  simplecov-json
+  simplecov-rcov
   sinatra
   spring
   sweetalert-rails

spec/spec_helper.rb

@@ -1,4 +1,12 @@
 require 'simplecov'
+require 'simplecov-json'
+require 'simplecov-rcov'
+
+SimpleCov.formatters = [
+  SimpleCov::Formatter::HTMLFormatter,
+  SimpleCov::Formatter::JSONFormatter,
+  SimpleCov::Formatter::RcovFormatter
+]
 SimpleCov.start
 
 require 'capybara/poltergeist'