| PASS Document.append() without any argument, on a Document having no child. | |
| PASS Document.append() with only one element as an argument, on a Document having no child. | |
| PASS Document.append() with only one element as an argument, on a Document having one child. | |
| PASS Document.append() with text as an argument, on a Document having no child. | |
| PASS Document.append() with two elements as the argument, on a Document having no child. | |