
PASS Object.getOwnPropertyNames on HTMLCollection
PASS Object.getOwnPropertyNames on HTMLCollection with non-HTML namespace
PASS Object.getOwnPropertyNames on HTMLCollection with expando object
FAIL Trying to set an expando that would shadow an already-existing named property assert_equals: expected (object) Element node <span id="some-id"></span> but got (number) 5
PASS Trying to set an expando that shadows a named property that gets added later
PASS Trying to set a non-configurable expando that shadows a named property that gets added later