[host-has-shadow-tree-element-at-subject-position.html]
  [Add .descendant to #shadow_child]
    expected: FAIL

  [Add .descendant to #shadow_descendant]
    expected: FAIL

  [Add .ancestor to #shadow_child:has(.descendant)]
    expected: FAIL

  [Remove .ancestor from #shadow_child:has(.descendant)]
    expected: FAIL

  [Add .child to #shadow_child:has(.descendant)]
    expected: FAIL

  [Remove .child from #shadow_child:has(.descendant)]
    expected: FAIL

  [Add .child to #shadow_child]
    expected: FAIL

  [Add .grand_child to #shadow_descendant]
    expected: FAIL

  [Add .host_context to #host]
    expected: FAIL

  [Add .descendant to #shadow_descendant.grand_child]
    expected: FAIL

  [Remove .descendant from #shadow_descendant.grand_child]
    expected: FAIL

  [Remove .grand_child from #shadow_descendant]
    expected: FAIL

  [Insert #first_child.descendant to shadow root]
    expected: FAIL

  [Insert #last_child.descendant to shadow root]
    expected: FAIL

  [Insert #child_in_middle.descendant before #shadow_child]
    expected: FAIL

  [Insert #grand_child.descendant before #shadow_descendant]
    expected: FAIL