Add test coverage reporting

Alex Zvorygin · Alex Zvorygin · commit c1733753d8fd · 2018-07-30T18:40:51.000-04:00
diff --git a/.gitignore b/.gitignore
@@ -13,3 +13,4 @@ csv-safe*.gem
 # rspec failure tracking
 .rspec_status
 Gemfile.lock
+coverage
diff --git a/Gemfile b/Gemfile
@@ -8,3 +8,6 @@ group :development, :test do
   gem 'pry', '~> 0.10.4'
   gem 'rubocop', '~> 0.58.2'
 end
+
+gem 'simplecov', require: false, group: :test
+
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
@@ -1,3 +1,6 @@
+require 'simplecov'
+SimpleCov.start
+
 require 'bundler/setup'
 
 RSpec.configure do |config|
