| Test whether then callback receivers are correctly set. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS fulfilled | |
| PASS thisInOnFulfilled is undefined | |
| PASS rejected | |
| PASS thisInOnRejected is undefined | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |