Tests for ES6 arrow function, this should be overwritten during invoke call&apply | |
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
PASS d.y().call(e) is 'foo' | |
PASS d.y().apply(e) is 'foo' | |
PASS successfullyParsed is true | |
TEST COMPLETE | |