[idlharness.html]
  [LayoutShiftAttribution interface: existence and properties of interface prototype object's "constructor" property]
    expected: FAIL

  [LayoutShift interface: layoutShift must inherit property "lastInputTime" with the proper type]
    expected: FAIL

  [LayoutShift interface: attribute lastInputTime]
    expected: FAIL

  [LayoutShift interface: existence and properties of interface prototype object's @@unscopables property]
    expected: FAIL

  [LayoutShift interface object name]
    expected: FAIL

  [LayoutShift interface: attribute value]
    expected: FAIL

  [LayoutShift interface: existence and properties of interface prototype object]
    expected: FAIL

  [Stringification of layoutShift]
    expected: FAIL

  [LayoutShiftAttribution must be primary interface of layoutShiftAttribution]
    expected: FAIL

  [LayoutShift interface object length]
    expected: FAIL

  [LayoutShift interface: attribute hadRecentInput]
    expected: FAIL

  [LayoutShiftAttribution interface object length]
    expected: FAIL

  [LayoutShiftAttribution interface: attribute node]
    expected: FAIL

  [LayoutShiftAttribution interface object name]
    expected: FAIL

  [LayoutShiftAttribution interface: existence and properties of interface object]
    expected: FAIL

  [LayoutShiftAttribution interface: attribute currentRect]
    expected: FAIL

  [LayoutShift must be primary interface of layoutShift]
    expected: FAIL

  [LayoutShift interface: existence and properties of interface prototype object's "constructor" property]
    expected: FAIL

  [LayoutShift interface: layoutShift must inherit property "hadRecentInput" with the proper type]
    expected: FAIL

  [LayoutShiftAttribution interface: existence and properties of interface prototype object's @@unscopables property]
    expected: FAIL

  [LayoutShift interface: attribute sources]
    expected: FAIL

  [LayoutShiftAttribution interface: layoutShiftAttribution must inherit property "currentRect" with the proper type]
    expected: FAIL

  [LayoutShift interface: default toJSON operation on layoutShift]
    expected: FAIL

  [LayoutShift interface: layoutShift must inherit property "sources" with the proper type]
    expected: FAIL

  [LayoutShift interface: layoutShift must inherit property "toJSON()" with the proper type]
    expected: FAIL

  [LayoutShiftAttribution interface: layoutShiftAttribution must inherit property "node" with the proper type]
    expected: FAIL

  [LayoutShift interface: layoutShift must inherit property "value" with the proper type]
    expected: FAIL

  [LayoutShiftAttribution interface: existence and properties of interface prototype object]
    expected: FAIL

  [LayoutShiftAttribution interface: layoutShiftAttribution must inherit property "previousRect" with the proper type]
    expected: FAIL

  [LayoutShift interface: existence and properties of interface object]
    expected: FAIL

  [LayoutShift interface: operation toJSON()]
    expected: FAIL

  [LayoutShiftAttribution interface: attribute previousRect]
    expected: FAIL

  [Stringification of layoutShiftAttribution]
    expected: FAIL