| Preflight cache | |
| PASS Test preflight | |
| PASS preflight for x-print should be cached | |
| PASS age = blank, should be cached | |
| PASS age = 0, should not be cached | |
| FAIL age = -1, should not be cached assert_equals: did preflight expected "1" but got "0" | |
| PASS preflight first request, second from cache, wait, third should preflight again | |