added simplecov for test coverge report

config/environments/development.rb

@@ -51,4 +51,8 @@ Rails.application.configure do
   # Use an evented file watcher to asynchronously detect changes in source code,
   # routes, locales, etc. This feature depends on the listen gem.
   config.file_watcher = ActiveSupport::EventedFileUpdateChecker
+
+  # Disable Rails's static asset server (Apache or nginx will already do this)
+  config.public_file_server.enabled = false
+  config.eager_load = false
 end

config/environments/test.rb

@@ -39,4 +39,8 @@ Rails.application.configure do
 
   # Raises error for missing translations
   # config.action_view.raise_on_missing_translations = true
+
+  # Disable Rails's static asset server (Apache or nginx will already do this)
+  config.public_file_server.enabled = false
+  config.eager_load = false
 end