ui_patterns-8.x-1.4/tests/src/fixtures/preview_markup.yml

- actual:
    type: pattern
    id: image
    fields:
      image:
        theme: image
        uri: https://lorempixel.com/400/200/nature/2
  expected:
    '#type': pattern
    '#id': image
    '#fields':
      image:
        '#theme': image
        '#uri': https://lorempixel.com/400/200/nature/2