[block-string-assignment-to-Element-outerHTML.tentative.html]
  [`outerHTML = null` throws.]
    expected: FAIL

  [`outerHTML = string` throws.]
    expected: FAIL

  [`outerHTML = null` assigned via default policy does not throw]
    expected: FAIL

  [outerHTML with html assigned via policy (successful HTML transformation).]
    expected: FAIL

  [`outerHTML = string` assigned via default policy (successful HTML transformation).]
    expected: FAIL

