| PASS click on mutable checkbox fires a click event, then an input event, then a change event | |
| PASS click on non-mutable checkbox doesn't fire the input or change event | |
| PASS pre-activation steps on unchecked checkbox | |
| PASS pre-activation steps on checked checkbox | |
| PASS canceled activation steps on unchecked checkbox | |
| PASS canceled activation steps on unchecked checkbox (indeterminate=true in onclick) | |