| PASS step-start easing with input progress greater than 1 | |
| PASS step-end easing with input progress greater than 1 | |
| PASS step-end easing with input progress greater than 2 | |
| PASS step-start easing with input progress less than 0 | |
| PASS step-start easing with input progress less than -1 | |
| PASS step-end easing with input progress less than 0 | |