tests: use value and the .len field, for the left/right values, sho…
#7114
| Job | Run time |
|---|---|
| 2h 1m 55s | |
| 2h 29m 40s | |
| 3m 40s | |
| 3h 13m 56s | |
| 59m 11s | |
| 1h 31m 30s | |
| 10h 19m 52s |