| Tests that the value of the 'length' property is correct for variadic operations. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS document.body.before.length is 0 | |
| PASS document.body.after.length is 0 | |
| PASS document.body.replaceWith.length is 0 | |
| PASS document.body.prepend.length is 0 | |
| PASS document.body.append.length is 0 | |
| PASS document.body.classList.add.length is 0 | |
| PASS document.body.classList.remove.length is 0 | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |