[display-mode.html]
  [Should be known: '(display-mode)']
    expected: FAIL

  [Should be known: '(display-mode: standalone)']
    expected: FAIL

  [Should be known: '(display-mode: browser)']
    expected: FAIL

  [Should be known: '(display-mode: minimal-ui)']
    expected: FAIL

  [Should be known: '(display-mode: fullscreen)']
    expected: FAIL

  [Check that display-mode evaluates to true in the boolean context]
    expected: FAIL

  [Should be known: '(display-mode: picture-in-picture)']
    expected: FAIL