| PASS Animation can be constructed with null effect and null timeline | |
| PASS Animation can be constructed with null effect and non-null timeline | |
| PASS Animation can be constructed with null effect and no timeline parameter | |
| PASS Animation can be constructed with non-null effect and null timeline | |
| PASS Animation can be constructed with non-null effect and non-null timeline | |
| PASS Animation can be constructed with non-null effect and no timeline parameter | |
| PASS Animation constructed by an effect with null target runs normally | |
| PASS Animation constructed with a keyframe that target element is in iframe | |