
FAIL idl_test setup promise_test: Unhandled rejection with value: object "SyntaxError: The string did not match the expected pattern."
PASS idl_test validation 
PASS Partial interface Document: member names are unique 
PASS Partial interface Document[2]: member names are unique 
PASS Document includes FontFaceSource: member names are unique 
PASS Document includes NonElementParentNode: member names are unique 
PASS Document includes ParentNode: member names are unique 
PASS Document includes XPathEvaluatorBase: member names are unique 
PASS Document includes GlobalEventHandlers: member names are unique 
PASS Document includes DocumentAndElementEventHandlers: member names are unique 
PASS WorkerGlobalScope includes FontFaceSource: member names are unique 
PASS WorkerGlobalScope includes WindowOrWorkerGlobalScope: member names are unique 
PASS FontFace interface: existence and properties of interface object 
PASS FontFace interface object length 
PASS FontFace interface object name 
PASS FontFace interface: existence and properties of interface prototype object 
PASS FontFace interface: existence and properties of interface prototype object's "constructor" property 
PASS FontFace interface: existence and properties of interface prototype object's @@unscopables property 
PASS FontFace interface: attribute family 
PASS FontFace interface: attribute style 
PASS FontFace interface: attribute weight 
PASS FontFace interface: attribute stretch 
PASS FontFace interface: attribute unicodeRange 
FAIL FontFace interface: attribute variant assert_true: The prototype object must have a property "variant" expected true got false
PASS FontFace interface: attribute featureSettings 
FAIL FontFace interface: attribute variationSettings assert_true: The prototype object must have a property "variationSettings" expected true got false
PASS FontFace interface: attribute display 
PASS FontFace interface: attribute status 
PASS FontFace interface: operation load() 
PASS FontFace interface: attribute loaded 
FAIL FontFace must be primary interface of fontFace assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL Stringification of fontFace assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "family" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "style" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "weight" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "stretch" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "unicodeRange" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "variant" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "featureSettings" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "variationSettings" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "display" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "status" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "load()" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFace interface: fontFace must inherit property "loaded" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFace"
FAIL FontFaceSetLoadEvent interface: existence and properties of interface object assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent interface object length assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent interface object name assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent interface: existence and properties of interface prototype object assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent interface: existence and properties of interface prototype object's "constructor" property assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent interface: existence and properties of interface prototype object's @@unscopables property assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent interface: attribute fontfaces assert_own_property: self does not have own property "FontFaceSetLoadEvent" expected property "FontFaceSetLoadEvent" missing
FAIL FontFaceSetLoadEvent must be primary interface of fontFaceSetLoadEvent assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFaceSetLoadEvent"
FAIL Stringification of fontFaceSetLoadEvent assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFaceSetLoadEvent"
FAIL FontFaceSetLoadEvent interface: fontFaceSetLoadEvent must inherit property "fontfaces" with the proper type assert_equals: Unexpected exception when evaluating object expected null but got object "ReferenceError: Can't find variable: fontFaceSetLoadEvent"
PASS FontFaceSet interface: existence and properties of interface object 
PASS FontFaceSet interface object length 
PASS FontFaceSet interface object name 
PASS FontFaceSet interface: existence and properties of interface prototype object 
PASS FontFaceSet interface: existence and properties of interface prototype object's "constructor" property 
PASS FontFaceSet interface: existence and properties of interface prototype object's @@unscopables property 
PASS FontFaceSet interface: operation add(FontFace) 
PASS FontFaceSet interface: operation delete(FontFace) 
PASS FontFaceSet interface: operation clear() 
PASS FontFaceSet interface: attribute onloading 
PASS FontFaceSet interface: attribute onloadingdone 
PASS FontFaceSet interface: attribute onloadingerror 
PASS FontFaceSet interface: operation load(CSSOMString, CSSOMString) 
PASS FontFaceSet interface: operation check(CSSOMString, CSSOMString) 
PASS FontFaceSet interface: attribute ready 
PASS FontFaceSet interface: attribute status 
PASS FontFaceSet must be primary interface of document.fonts 
PASS Stringification of document.fonts 
PASS FontFaceSet interface: document.fonts must inherit property "add(FontFace)" with the proper type 
PASS FontFaceSet interface: calling add(FontFace) on document.fonts with too few arguments must throw TypeError 
PASS FontFaceSet interface: document.fonts must inherit property "delete(FontFace)" with the proper type 
PASS FontFaceSet interface: calling delete(FontFace) on document.fonts with too few arguments must throw TypeError 
PASS FontFaceSet interface: document.fonts must inherit property "clear()" with the proper type 
PASS FontFaceSet interface: document.fonts must inherit property "onloading" with the proper type 
PASS FontFaceSet interface: document.fonts must inherit property "onloadingdone" with the proper type 
PASS FontFaceSet interface: document.fonts must inherit property "onloadingerror" with the proper type 
PASS FontFaceSet interface: document.fonts must inherit property "load(CSSOMString, CSSOMString)" with the proper type 
PASS FontFaceSet interface: calling load(CSSOMString, CSSOMString) on document.fonts with too few arguments must throw TypeError 
PASS FontFaceSet interface: document.fonts must inherit property "check(CSSOMString, CSSOMString)" with the proper type 
PASS FontFaceSet interface: calling check(CSSOMString, CSSOMString) on document.fonts with too few arguments must throw TypeError 
PASS FontFaceSet interface: document.fonts must inherit property "ready" with the proper type 
PASS FontFaceSet interface: document.fonts must inherit property "status" with the proper type 
PASS Document interface: attribute fonts 
PASS Document interface: document must inherit property "fonts" with the proper type 
PASS WorkerGlobalScope interface: existence and properties of interface object