This is a testharness.js-based test.
PASS document.all is an HTMLAllCollection
PASS length attribute
PASS indexed property getter
PASS indexed property getter out of range
PASS named property getter
PASS named property getter with dot syntax
PASS named property getter with invalid name
PASS named property getter returning collection
PASS named property getter with "array index property name"
PASS named property getter with invalid "array index property name"
PASS named property getter with undefined
PASS named property getter with null
PASS namedItem method
PASS namedItem method with invalid name
PASS namedItem method returning collection
PASS namedItem method with "array index property name"
PASS namedItem method with invalid "array index property name"
PASS namedItem method with undefined
PASS namedItem method with null
PASS namedItem method with no argument
PASS legacy caller
PASS legacy caller with invalid name
PASS legacy caller returning collection
PASS legacy caller with "array index property name"
PASS legacy caller with "array index property name" as number
PASS legacy caller with invalid "array index property name"
PASS legacy caller with undefined
PASS legacy caller with null
PASS legacy caller with no argument
PASS legacy caller is not a constructor
PASS legacy caller with arbitrary this value
PASS item method
PASS item method with invalid name
PASS item method returning collection
PASS item method with "array index property name"
PASS item method with "array index property name" as number
PASS item method with invalid "array index property name"
PASS item method with undefined
PASS item method with null
PASS item method with no argument
FAIL collections are new live HTMLCollection instances assert_not_equals: got disallowed value object "[object HTMLCollection]"
Harness: the test ran to completion.