[idlharness.html]
  [CSSFontFeatureValuesRule interface: attribute annotation]
    expected: FAIL

  [CSSFontFeatureValuesRule interface: attribute ornaments]
    expected: FAIL

  [CSSFontFeatureValuesRule interface: attribute stylistic]
    expected: FAIL

  [CSSFontFeatureValuesRule interface: attribute swash]
    expected: FAIL

  [CSSFontFeatureValuesRule interface: attribute characterVariant]
    expected: FAIL

  [CSSFontFeatureValuesRule interface: attribute styleset]
    expected: FAIL

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

  [CSSFontFeatureValuesMap interface object length]
    expected: FAIL

  [CSSFontFeatureValuesMap interface object name]
    expected: FAIL

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

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

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

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

  [CSSFontPaletteValuesRule interface object length]
    expected: FAIL

  [CSSFontPaletteValuesRule interface object name]
    expected: FAIL

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

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

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

  [CSSFontPaletteValuesRule interface: attribute fontFamily]
    expected: FAIL

  [CSSFontPaletteValuesRule interface: attribute basePalette]
    expected: FAIL

  [CSSFontFeatureValuesMap interface: operation set(CSSOMString, (unsigned long or sequence<unsigned long>))]
    expected: FAIL

  [CSSFontPaletteValuesRule interface: attribute name]
    expected: FAIL

  [CSSFontPaletteValuesRule interface: attribute overrideColors]
    expected: FAIL
