[invalid-nesting.tentative.html]
  [div[role=heading\][aria-level=1\] with invalid div[role=heading\][aria-level=2\] descendant]
    expected: FAIL

  [div[role=heading\][aria-level=4\] with invalid div[role=heading\][aria-level=3\] descendant]
    expected: FAIL

  [div[role=heading\][aria-level=5\] with invalid div[role=heading\][aria-level=6\] descendant]
    expected: FAIL

  [div[role=heading\][aria-level=1\] with text contents and invalid div[role=heading\][aria-level=2\] descendant]
    expected: FAIL

  [button[role=heading\][aria-level=1\] with text contents and invalid span[role=heading\][aria-level=2\] descendant]
    expected: FAIL

  [p[role=heading\][aria-level=1\] with text contents and invalid span[role=heading\][aria-level=2\] descendant]
    expected: FAIL

  [div[role=heading\][aria-level=2\] invalidly nested inside div[role=heading\][aria-level=1\] should not, if imitating native html-aam behavior, have any DOM ancestor with a heading role]
    expected: FAIL

  [div[role=heading\][aria-level=3\] invalidly nested inside div[role=heading\][aria-level=1\] > div[role=heading\][aria-level=2\] should not, if imitating native html-aam behavior, have any DOM ancestor with a heading role]
    expected: FAIL