| 15.5.4.20-1-2 (TestCases/chapter15/15.5/15.5.4/15.5.4.20/15.5.4.20-1-2.js) String.prototype.trim throws TypeError when string is null | |
| 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 | |