[image-set-parsing.html]
  [background-image: image-set(url(example.png) 1dpi) [ parsable \]]
    expected: FAIL

  [background-image: image-set('example.jpeg' 222dpi, url(example.png) 3.5x) [ parsable \]]
    expected: FAIL

  [content: image-set(url('example.png') 192dpi, linear-gradient(black, white) 1x) [ parsable \]]
    expected: FAIL

  [background-image: image-set(url(example.png) 1dpcm, 'example.png' 2x) [ parsable \]]
    expected: FAIL

  [background-image: image-set('example.jpg' 1x) [ parsable \]]
    expected: FAIL

  [background-image: image-set(url(example.png) 1x) [ parsable \]]
    expected: FAIL

  [background-image: image-set(linear-gradient(black, white) 1x) [ parsable \]]
    expected: FAIL

  [content: image-set(linear-gradient(black, white) 1x, 'example.png' 4x) [ parsable \]]
    expected: FAIL

  [background-image: image-set(url(example.png) 1x, 'example.png' 2x) [ parsable \]]
    expected: FAIL

  [background-image: image-set(url(example.png) 1dppx) [ parsable \]]
    expected: FAIL

  [background-image: image-set(url('example.png') 1x) [ parsable \]]
    expected: FAIL

