[idlharness-shadowrealm.window.html]
  prefs: [javascript.options.experimental.shadow_realms:true]
  [Event interface: existence and properties of interface object]
    expected: FAIL

  [Event interface object length]
    expected: FAIL

  [Event interface object name]
    expected: FAIL

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

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

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

  [Event interface: attribute type]
    expected: FAIL

  [Event interface: attribute target]
    expected: FAIL

  [Event interface: attribute srcElement]
    expected: FAIL

  [Event interface: attribute currentTarget]
    expected: FAIL

  [Event interface: operation composedPath()]
    expected: FAIL

  [Event interface: constant NONE on interface object]
    expected: FAIL

  [Event interface: constant NONE on interface prototype object]
    expected: FAIL

  [Event interface: constant CAPTURING_PHASE on interface object]
    expected: FAIL

  [Event interface: constant CAPTURING_PHASE on interface prototype object]
    expected: FAIL

  [Event interface: constant AT_TARGET on interface object]
    expected: FAIL

  [Event interface: constant AT_TARGET on interface prototype object]
    expected: FAIL

  [Event interface: constant BUBBLING_PHASE on interface object]
    expected: FAIL

  [Event interface: constant BUBBLING_PHASE on interface prototype object]
    expected: FAIL

  [Event interface: attribute eventPhase]
    expected: FAIL

  [Event interface: operation stopPropagation()]
    expected: FAIL

  [Event interface: attribute cancelBubble]
    expected: FAIL

  [Event interface: operation stopImmediatePropagation()]
    expected: FAIL

  [Event interface: attribute bubbles]
    expected: FAIL

  [Event interface: attribute cancelable]
    expected: FAIL

  [Event interface: attribute returnValue]
    expected: FAIL

  [Event interface: operation preventDefault()]
    expected: FAIL

  [Event interface: attribute defaultPrevented]
    expected: FAIL

  [Event interface: attribute composed]
    expected: FAIL

  [Event interface: attribute timeStamp]
    expected: FAIL

  [Event interface: operation initEvent(DOMString, optional boolean, optional boolean)]
    expected: FAIL

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

  [CustomEvent interface object length]
    expected: FAIL

  [CustomEvent interface object name]
    expected: FAIL

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

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

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

  [CustomEvent interface: attribute detail]
    expected: FAIL

  [CustomEvent interface: operation initCustomEvent(DOMString, optional boolean, optional boolean, optional any)]
    expected: FAIL