[tabindex-minus-one-tab-escape.html]
  [Tab from tabindex=-1 exits focusgroup when focusgroupstart is present]
    expected: FAIL

  [Shift+Tab from tabindex=-1 exits focusgroup when focusgroupstart is present]
    expected: FAIL

  [Tab from tabindex=-1 exits focusgroup without focusgroupstart]
    expected: FAIL

  [Shift+Tab from tabindex=-1 exits focusgroup without focusgroupstart]
    expected: FAIL

  [Tab from tabindex=-1 exits only the inner nested focusgroup]
    expected: FAIL

  [Tab from tabindex=-1 skips remaining segment items and enters opted-out barrier]
    expected: FAIL