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Minimal (yet effective) Capybara + headless Chrome testing setup
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require 'rspec' | |
require 'capybara/rspec' | |
require 'selenium/webdriver' | |
Capybara.register_driver :chrome do |app| | |
Capybara::Selenium::Driver.new(app, browser: :chrome) | |
end | |
webdriver_options = %w(disable-gpu) | |
webdriver_options << 'headless' unless ENV['WINDOWED'] == 'true' | |
Capybara.register_driver(:headless_chrome) do |app| | |
capabilities = Selenium::WebDriver::Remote::Capabilities.chrome( | |
chromeOptions: { args: webdriver_options } | |
) | |
Capybara::Selenium::Driver.new( | |
app, | |
browser: :chrome, | |
desired_capabilities: capabilities | |
) | |
end | |
Capybara.register_driver(:mobile) do |app| | |
device_name = ENV.fetch('device', 'iPhone 6') | |
capabilities = Selenium::WebDriver::Remote::Capabilities.chrome( | |
chromeOptions: { | |
args: webdriver_options, | |
mobileEmulation: { deviceName: device_name } | |
} | |
) | |
Capybara::Selenium::Driver.new( | |
app, | |
browser: :chrome, | |
desired_capabilities: capabilities | |
) | |
end | |
Capybara.javascript_driver = :headless_chrome | |
Capybara.default_driver = :headless_chrome | |
Capybara.app_host = ENV['HOST'] | |
Capybara.save_path = 'test_reports/' | |
Capybara.default_max_wait_time = 10 | |
RSpec.configure do |config| | |
config.include Capybara::DSL | |
config.include Helpers | |
config.after(:each) do |example| | |
if example.exception | |
errors = page.driver.browser.manage.logs.get(:browser) | |
puts "Test failed, dumping browser logs:" | |
# indent error messages by two spaces | |
errors.map! { |error| " #{error}" } | |
puts | |
puts errors.join("\n") | |
end | |
end | |
end |
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require_relative 'spec_helper' | |
describe "Signing up for a wine subscription on desktop" do | |
context 'on desktop' do | |
it 'takes the user to the homepage' do | |
visit '/' | |
end | |
end | |
context 'on mobile', driver: :mobile do | |
it 'takes the user to the homepage' do | |
visit '/' | |
end | |
end | |
end |
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