| 15.4.4.21-5-5 (TestCases/chapter15/15.4/15.4.4/15.4.4.21/15.4.4.21-5-5.js) Array.prototype.reduce throws TypeError if 'length' is 0 (subclassed Array, length overridden to '0' (type conversion)), no initVal | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS ES5Harness.preconditionPassed is true | |
| PASS ES5Harness.testPassed is true | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |