| Checks that Range.deleteContents() is able to delete a docType | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS testDocument.doctype is not null | |
| PASS range.deleteContents() did not throw exception. | |
| PASS testDocument.doctype is null | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |