Add Chrome option '--disable-backgrounding-occluded-windows'

This should help fix some really ugly flaky test runs.

See teamcapybara/capybara#2800 for context.

(cherry picked from commit 59daea8)

Author: mamhoff

admin/spec/spec_helper.rb

@@ -51,6 +51,7 @@
   browser_options.args << '--headless'
   browser_options.args << '--disable-gpu'
   browser_options.args << '--window-size=1920,1080'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
@@ -60,6 +61,7 @@
   # Sandbox cannot be used inside unprivileged Docker container
   browser_options.args << '--no-sandbox'
   browser_options.args << '--window-size=1240,1400'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 Capybara.javascript_driver = (ENV['CAPYBARA_DRIVER'] || :selenium_chrome_headless).to_sym

backend/spec/spec_helper.rb

@@ -58,6 +58,7 @@
   browser_options.args << '--headless'
   browser_options.args << '--disable-gpu'
   browser_options.args << '--window-size=1920,1080'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
@@ -67,6 +68,7 @@
   # Sandbox cannot be used inside unprivileged Docker container
   browser_options.args << '--no-sandbox'
   browser_options.args << '--window-size=1240,1400'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 

legacy_promotions/spec/rails_helper.rb

@@ -54,6 +54,7 @@
   browser_options.args << '--headless'
   browser_options.args << '--disable-gpu'
   browser_options.args << '--window-size=1920,1080'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 Capybara.register_driver :selenium_chrome_headless_docker_friendly do |app|
@@ -63,6 +64,7 @@
   # Sandbox cannot be used inside unprivileged Docker container
   browser_options.args << '--no-sandbox'
   browser_options.args << '--window-size=1240,1400'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 

promotions/spec/rails_helper.rb

@@ -80,6 +80,7 @@
   browser_options.args << '--headless'
   browser_options.args << '--disable-gpu'
   browser_options.args << '--window-size=1920,1080'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end
 
@@ -90,6 +91,7 @@
   # Sandbox cannot be used inside unprivileged Docker container
   browser_options.args << '--no-sandbox'
   browser_options.args << '--window-size=1240,1400'
+  browser_options.args << '--disable-backgrounding-occluded-windows'
   Capybara::Selenium::Driver.new(app, browser: :chrome, options: browser_options)
 end