1Test Promise.prototype.then 2 3On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". 4 5PASS thisInInit is undefined 6PASS firstPromise instanceof Promise is true 7PASS secondPromise instanceof Promise is true 8PASS thisInOnFulfilled is undefined 9PASS result is "hello" 10PASS result is "world" 11PASS rejected 12PASS result is "exception" 13PASS resolved 14PASS successfullyParsed is true 15 16TEST COMPLETE 17 18