[gradient-position-invalid.html]
  [e.style['background-image'\] = "radial-gradient(at center left 1px, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at center top 2px, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at right 3% center, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at left 4px top, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at right top 5px, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at bottom 6% center, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at bottom 7% left, red, blue)" should not set the property value]
    expected: FAIL

  [e.style['background-image'\] = "radial-gradient(at bottom right 8%, red, blue)" should not set the property value]
    expected: FAIL