
PASS idl_test setup
PASS idl_test validation
PASS Element includes ParentNode: member names are unique
PASS Element includes NonDocumentTypeChildNode: member names are unique
PASS Element includes ChildNode: member names are unique
PASS Element includes Slottable: member names are unique
PASS IntersectionObserver interface: existence and properties of interface object
PASS IntersectionObserver interface object length
PASS IntersectionObserver interface object name
PASS IntersectionObserver interface: existence and properties of interface prototype object
PASS IntersectionObserver interface: existence and properties of interface prototype object's "constructor" property
PASS IntersectionObserver interface: existence and properties of interface prototype object's @@unscopables property
PASS IntersectionObserver interface: attribute root
PASS IntersectionObserver interface: attribute rootMargin
PASS IntersectionObserver interface: attribute thresholds
PASS IntersectionObserver interface: operation observe(Element)
PASS IntersectionObserver interface: operation unobserve(Element)
PASS IntersectionObserver interface: operation disconnect()
PASS IntersectionObserver interface: operation takeRecords()
PASS IntersectionObserver must be primary interface of observer
PASS Stringification of observer
PASS IntersectionObserver interface: observer must inherit property "root" with the proper type
PASS IntersectionObserver interface: observer must inherit property "rootMargin" with the proper type
FAIL IntersectionObserver interface: observer must inherit property "thresholds" with the proper type assert_true: Value should be frozen expected true got false
PASS IntersectionObserver interface: observer must inherit property "observe(Element)" with the proper type
PASS IntersectionObserver interface: calling observe(Element) on observer with too few arguments must throw TypeError
PASS IntersectionObserver interface: observer must inherit property "unobserve(Element)" with the proper type
PASS IntersectionObserver interface: calling unobserve(Element) on observer with too few arguments must throw TypeError
PASS IntersectionObserver interface: observer must inherit property "disconnect()" with the proper type
PASS IntersectionObserver interface: observer must inherit property "takeRecords()" with the proper type
PASS IntersectionObserverEntry interface: existence and properties of interface object
PASS IntersectionObserverEntry interface object length
PASS IntersectionObserverEntry interface object name
PASS IntersectionObserverEntry interface: existence and properties of interface prototype object
PASS IntersectionObserverEntry interface: existence and properties of interface prototype object's "constructor" property
PASS IntersectionObserverEntry interface: existence and properties of interface prototype object's @@unscopables property
PASS IntersectionObserverEntry interface: attribute time
PASS IntersectionObserverEntry interface: attribute rootBounds
PASS IntersectionObserverEntry interface: attribute boundingClientRect
PASS IntersectionObserverEntry interface: attribute intersectionRect
PASS IntersectionObserverEntry interface: attribute isIntersecting
PASS IntersectionObserverEntry interface: attribute intersectionRatio
PASS IntersectionObserverEntry interface: attribute target