| PASS :focus must not match a shadow host with open mode shadow root that does not contain the focused element | |
| PASS :focus must match a shadow host with open mode shadow root that contains the focused element | |
| PASS :focus must not match a shadow host with open mode shadow root contains the focused element assigned to a slot | |
| PASS :focus must not match a shadow host with closed mode shadow root that does not contain the focused element | |
| PASS :focus must match a shadow host with closed mode shadow root that contains the focused element | |
| PASS :focus must not match a shadow host with closed mode shadow root contains the focused element assigned to a slot | |