Add capybara-screenshot; saves a screenshot any time a feature test f…

…ails

Gemfile

@@ -17,6 +17,7 @@ group :development, :test do
   gem 'capistrano-rails-console'
   gem 'capybara'
   gem 'capybara-selenium'
+  gem 'capybara-screenshot'
   gem 'coveralls', require: false
   gem 'database_cleaner'
   gem 'factory_bot_rails', require: false

Gemfile.lock

@@ -189,6 +189,9 @@ GEM
       rack (>= 1.0.0)
       rack-test (>= 0.5.4)
       xpath (~> 2.0)
+    capybara-screenshot (1.0.22)
+      capybara (>= 1.0, < 4)
+      launchy
     capybara-selenium (0.0.6)
       capybara
       selenium-webdriver
@@ -293,6 +296,8 @@ GEM
       activerecord
       kaminari-core (= 1.1.1)
     kaminari-core (1.1.1)
+    launchy (2.4.3)
+      addressable (~> 2.3)
     leaflet-rails (1.3.1)
       rails (>= 4.2.0)
     legato (0.7.0)
@@ -587,6 +592,7 @@ DEPENDENCIES
   capistrano-rails
   capistrano-rails-console
   capybara
+  capybara-screenshot
   capybara-selenium
   coffee-rails
   coveralls

spec/spec_helper.rb

@@ -1,6 +1,7 @@
 require "pry-byebug"
 require "simplecov"
 require "capybara/rspec"
+require 'capybara-screenshot/rspec'
 require "selenium-webdriver"
 require 'webmock/rspec'
 
@@ -13,7 +14,10 @@
   add_filter '/spec'
 end
 
-Capybara.register_driver :headless_chrome do |app|
+# This driver uses headless chrome but we call it
+# :selenium to conform to a capybara-screenshot convention
+# see https://github.com/mattheworiordan/capybara-screenshot/issues/211
+Capybara.register_driver :selenium do |app|
   capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
     chromeOptions: { args: %w(headless disable-gpu disable-setuid-sandbox window-size=7680,4320) }
   )
@@ -26,7 +30,7 @@
                                  desired_capabilities: capabilities,
                                  http_client: http_client)
 end
-Capybara.javascript_driver = :headless_chrome
+Capybara.javascript_driver = :selenium
 Capybara.default_max_wait_time = 15
 
 RSpec.configure do |config|