tour-2.0.x-dev/tests/modules/tour_test/tour_test.routing.yml

tour_test.1:
  path: '/tour-test-1'
  defaults:
    _controller: '\Drupal\tour_test\Controller\TourTestController::tourTest1'
  options:
    _admin_route: TRUE
  requirements:
    _access: 'TRUE'

tour_test.1_no_action:
  path: '/tour-test-1-no-action'
  defaults:
    _controller: '\Drupal\tour_test\Controller\TourTestController::tourTest1'
  options:
    _admin_route: FALSE
  requirements:
    _access: 'TRUE'

tour_test.1_action:
  path: '/tour-test-1/action'
  defaults:
    _controller: '\Drupal\tour_test\Controller\TourTestController::tourTest1'
  requirements:
    _access: 'TRUE'

tour_test.2:
  path: '/tour-test-2/subpath'
  defaults:
    _controller: '\Drupal\tour_test\Controller\TourTestController::tourTest2'
  requirements:
    _access: 'TRUE'

tour_test.3:
  path: '/tour-test-3/{locale}'
  defaults:
    locale: 'foo'
    _controller: '\Drupal\tour_test\Controller\TourTestController::tourTest1'
  requirements:
    _access: 'TRUE'

tour_test.4:
  path: '/tour-test-4'
  defaults:
    _controller: '\Drupal\tour_test\Controller\TourTestController::tourTest4'
  options:
    _admin_route: TRUE
  requirements:
    _access: 'TRUE'