Tests that getElementsByTagName*() returns an HTMLCollection.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS document.getElementsByTagName("test").__proto__ is HTMLCollection.prototype
PASS document.getElementsByTagNameNS("*", "test").__proto__ is HTMLCollection.prototype
PASS document.body.getElementsByTagName("test").__proto__ is HTMLCollection.prototype
PASS document.body.getElementsByTagNameNS("*", "test").__proto__ is HTMLCollection.prototype
PASS successfullyParsed is true

TEST COMPLETE