diff --git a/.gitignore b/.gitignore
index fc929a2bd..bc37c48a0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,4 @@ npm-debug.log
 
 # Using yarn rather than npm
 package-lock.json
+coverage
diff --git a/Gemfile b/Gemfile
index 7e881ba28..e0023e149 100644
--- a/Gemfile
+++ b/Gemfile
@@ -48,6 +48,7 @@ group :development, :test do
   gem 'awesome_print'
   gem 'vcr'
   gem 'rails-controller-testing'
+  gem 'simplecov', require: false
 end
 
 group :development do
diff --git a/Gemfile.lock b/Gemfile.lock
index ab0013e34..c6ec08fed 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,6 +84,7 @@ GEM
       responders
       warden (~> 1.2.3)
     diff-lcs (1.3)
+    docile (1.3.1)
     dotenv (2.2.1)
     dotenv-rails (2.2.1)
       dotenv (= 2.2.1)
@@ -266,6 +267,11 @@ GEM
       childprocess (~> 0.5)
       rubyzip (~> 1.0)
     sexp_processor (4.11.0)
+    simplecov (0.16.1)
+      docile (~> 1.1)
+      json (>= 1.8, < 3)
+      simplecov-html (~> 0.10.0)
+    simplecov-html (0.10.2)
     slim (3.0.8)
       temple (>= 0.7.6, < 0.9)
       tilt (>= 1.3.3, < 2.1)
@@ -355,6 +361,7 @@ DEPENDENCIES
   rubocop
   sass-rails (~> 5.0)
   selenium-webdriver
+  simplecov
   slim-rails (~> 3.1)
   spring
   spring-watcher-listen (~> 2.0.0)
diff --git a/bin/rails b/bin/rails
index 5badb2fde..ce1b1d67a 100755
--- a/bin/rails
+++ b/bin/rails
@@ -1,4 +1,9 @@
 #!/usr/bin/env ruby
+if ENV['RAILS_ENV'] == 'test'
+  require 'simplecov'
+  SimpleCov.start 'rails'
+  puts "required simplecov"
+end
 begin
   load File.expand_path('../spring', __FILE__)
 rescue LoadError => e
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index fd0e41506..051cab7ec 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require 'simplecov'
+SimpleCov.start 'rails'
 # This file is copied to spec/ when you run 'rails generate rspec:install'
 require 'spec_helper'
 ENV['RAILS_ENV'] ||= 'test'