| PASS Serialize space | |
| PASS Serialize empty value | |
| PASS Serialize empty name | |
| PASS Serialize empty name and value | |
| PASS Serialize + | |
| PASS Serialize = | |
| PASS Serialize & | |
| PASS Serialize *-._ | |
| PASS Serialize % | |
| PASS Serialize \0 | |
| PASS Serialize 💩 | |
| PASS URLSearchParams.toString | |
| PASS URLSearchParams connected to URL | |