| PASS Supports passive option on addEventListener only | |
| FAIL preventDefault should be ignored if-and-only-if the passive option is true Can't find variable: document | |
| PASS returnValue should be ignored if-and-only-if the passive option is true | |
| FAIL passive behavior of one listener should be unaffected by the presence of other listeners Can't find variable: document | |
| PASS Equivalence of option values | |