[idlharness.tentative.html]
  [InterestEvent interface: existence and properties of interface object]
    expected: FAIL

  [InterestEvent interface object length]
    expected: FAIL

  [InterestEvent interface object name]
    expected: FAIL

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

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

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

  [InterestEvent interface: attribute source]
    expected: FAIL

  [InterestEvent must be primary interface of new InterestEvent("interest")]
    expected: FAIL

  [Stringification of new InterestEvent("interest")]
    expected: FAIL

  [InterestEvent interface: new InterestEvent("interest") must inherit property "source" with the proper type]
    expected: FAIL

  [HTMLAnchorElement interface: attribute interestForElement]
    expected: FAIL

  [HTMLAnchorElement interface: document.createElement("a") must inherit property "interestForElement" with the proper type]
    expected: FAIL

  [HTMLAreaElement interface: attribute interestForElement]
    expected: FAIL

  [HTMLAreaElement interface: document.createElement("area") must inherit property "interestForElement" with the proper type]
    expected: FAIL

  [HTMLButtonElement interface: attribute interestForElement]
    expected: FAIL

  [HTMLButtonElement interface: document.createElement("button") must inherit property "interestForElement" with the proper type]
    expected: FAIL

  [SVGAElement interface: attribute interestForElement]
    expected: FAIL

  [SVGAElement interface: document.createElementNS("http://www.w3.org/2000/svg", "a") must inherit property "interestForElement" with the proper type]
    expected: FAIL