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Revise Capybara config for stable system specs #935

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Merged
amatsuda merged 3 commits into from
Dec 23, 2025
Merged

Revise Capybara config for stable system specs #935

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e2ff950
Quit from automatic save_screenshot on js: true spec failure
amatsuda Dec 23, 2025
fe73ae8
Configure :headless_chrome driver with options for stability
amatsuda Dec 23, 2025
b764d9f
Force a fresh browser session for each test to prevent state bleeding
amatsuda Dec 23, 2025
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24 changes: 16 additions & 8 deletions spec/rails_helper.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -88,13 +88,6 @@
FactoryBot.reload
end

config.after(:each, js: true) do |example|
if example.exception
screenshot_path = Rails.root.join("tmp/screenshots", "#{method_name}-#{Time.zone.now.strftime("%Y_%m_%d-%H_%M_%S")}.png")
Capybara.page.save_screenshot(screenshot_path)
end
end

config.around(:each, caching: true) do |example|
Rails.configuration.action_controller.perform_caching = true
example.run
Expand All @@ -105,8 +98,23 @@
driven_by :rack_test
end

Capybara.register_driver :headless_chrome do |app|
options = Selenium::WebDriver::Chrome::Options.new
options.add_argument('--headless=new')
options.add_argument('--disable-gpu')
options.add_argument('--no-sandbox')
options.add_argument('--disable-dev-shm-usage')
options.add_argument('--window-size=1400,1400')
Capybara::Selenium::Driver.new(app, browser: :chrome, options: options)
end

config.before type: :system, js: true do
driven_by :selenium, using: :headless_chrome, screen_size: [1400, 1400]
driven_by :headless_chrome
end

config.after type: :system, js: true do
# Force a fresh browser session for each test to prevent state bleeding
Capybara.send(:session_pool).delete_if { |k, _v| k.include?('headless_chrome') }
end

Capybara.disable_animation = true
Expand Down