test: add test that / performs true division, not floor division
#5655
| Job | Run time |
|---|---|
| 2m 14s | |
| 23m 37s | |
| 25m 51s |
/ performs true division, not floor division
#5655
| Job | Run time |
|---|---|
| 2m 14s | |
| 23m 37s | |
| 25m 51s |