Test Promise.

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

PASS fulfilled
PASS thisInOnFulfilledSloppy is window
PASS rejected
PASS thisInOnRejectedSloppy is window
PASS fulfilled
PASS thisInOnFulfilledStrict is undefined
PASS rejected
PASS thisInOnRejectedStrict is undefined
PASS successfullyParsed is true

TEST COMPLETE